UBS PRIVATE INVESTOR FUNDS INC
485APOS, 1997-05-30
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As filed with the U.S. Securities and Exchange Commission on May 30, 1997
Registration Nos. 33-64401 and 811-07431

    



                     U.S. SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549
                                ----------------
                                   FORM N-1A

   
            REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933
                         POST-EFFECTIVE AMENDMENT NO. 4
    

                                      and

   
        REGISTRATION STATEMENT UNDER THE INVESTMENT COMPANY ACT OF 1940
                                AMENDMENT NO. 6
    
 
                        UBS PRIVATE INVESTOR FUNDS, INC.
               (Exact Name of Registrant as Specified in Charter)

                 200 Clarendon Street, Boston, Massachusetts 02116
                    (Address of Principal Executive Offices)

              Registrant's Telephone Number, including Area Code:
                                 (888) 827-3863

                               Susan C. Mosher
                200 Clarendon Street, Boston, Massachusetts 02116
                    (Name and Address of Agent for Service)

                                    Copy to:

                            Burton M. Leibert, Esq.
     Willkie Farr & Gallagher, 153 East 53rd Street, New York, New York 10022



It is proposed that this filing will become effective (check appropriate box):

   
[ ] Immediately upon filing pursuant to paragraph (b)
[ ] on (date) pursuant to paragraph (b)
[ ] 60 days after filing pursuant to paragraph (a)(i)
[ ] on March 31, 1997 pursuant to paragraph (a)(i)
[X] 75 days after filing pursuant to paragraph (a)(ii)
[ ] on (date) pursuant to paragraph (a)(ii) of rule 485.
    

If appropriate, check the following box:

[ ] this post-effective amendment designates a new effective date for a
previously filed post-effective amendment.

     Registrant has previously registered an indefinite number of its shares of
common stock (par value $0.0001 per share) under the Securities Act of 1933, as
amended, pursuant to Rule 24f-2 under the Investment Company Act of 1940, as
amended. Registrant filed the notice required by Rule 24f-2 with
respect to its series, UBS Tax Exempt Bond Fund, UBS Bond Fund, UBS U.S. Equity
Fund and UBS International Equity Fund (for their fiscal years ending December
31, 1996), on or before February 28, 1997.

     UBS Investor Portfolios Trust has also executed this Registration
Statement.





 
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<PAGE>





   
                        UBS PRIVATE INVESTOR FUNDS, INC.
         UBS LARGE CAP GROWTH FUND, SMALL CAP FUND, HIGH YIELD BOND FUND
                            CROSS-REFERENCE SHEET
    
                                     PART A

   
<TABLE>
<CAPTION>
 FORM N-1A
ITEM NUMBER                                                                          CAPTION IN PROSPECTUS
- -----------                                                                   ------------------------------------
<C>           <S>                                                             <C>
     1.       Cover Page....................................................  Outside Cover Page of Prospectus
     2.       Synopsis......................................................  Investors for Whom the Fund is
                                                                                Designed
     3.       Condensed Financial Information...............................  Not applicable
     4.       General Description of Registrant.............................  Organization; Master-Feeder
                                                                                Structure; Investment Objective
                                                                                and Policies; Additional
                                                                                Investment Information and Risk
                                                                                Factors; Investment Restrictions
     5.       Management of the Fund........................................  Management; Shareholder Services;
                                                                                Expenses
    5A.       Management's Discussion of Fund Performance...................  Not applicable
     6.       Capital Stock and Other Securities............................  Dividends and Distributions; Net
                                                                                Asset Value; Organization; Taxes;
                                                                                Master-Feeder Structure
     7.       Purchase of Securities Being Offered..........................  Purchase of Shares; Net Asset Value
     8.       Redemption or Repurchase......................................  Redemption of Shares; Net Asset
                                                                                Value
     9.       Pending Legal Proceedings.....................................  Not applicable
</TABLE>
                                     PART B

    
<TABLE>
<CAPTION>
 FORM N-1A                                                                            CAPTION IN STATEMENT
ITEM NUMBER                                                                        OF ADDITIONAL INFORMATION
- -----------                                                                   ------------------------------------
<C>           <S>                                                             <C>
    10.       Cover Page....................................................  Outside Front Cover Page
    11.       Table of Contents.............................................  Table of Contents
    12.       General Information and History...............................  Not applicable
    13.       Investment Objectives and Policies............................  Investment Objectives and Policies;
                                                                                Investment Restrictions; Portfolio
                                                                                Transactions
    14.       Management of the Fund........................................  Directors and Trustees
    15.       Control Persons and Principal Holders of Securities...........  Directors and Trustees; Organization
    16.       Investment Advisory and Other Services........................  Investment Adviser and Funds
                                                                                Services Agent; Administrator;
                                                                                Distributor; Custodian;
                                                                                Shareholder Services; Independent
                                                                                Accountants; Expenses
    17.       Brokerage Allocation and Other Practices......................  Portfolio Transactions
    18.       Capital Stock and Other Securities............................  General; Organization
    19.       Purchase, Redemption and Pricing of Securities Being
                Offered.....................................................  Purchase of Shares; Redemption of
                                                                                Shares; Exchange of Shares;
                                                                                Dividends and Distributions; Net
                                                                                Asset Value
    20.       Tax Status....................................................  Taxes
    21.       Underwriters..................................................  Distributor; Purchase of Shares; Net
                                                                                Asset Value
    22.       Calculation of Performance Data...............................  Performance Data
    23.       Financial Statements..........................................  Financial Statements
</TABLE>
 

     PART C. Information required to be included in Part C is set forth under
the appropriately numbered items included in Part C of this Registration
Statement.







 
<PAGE>
<PAGE>







   
EXPLANATORY NOTE

     This post-effective amendment no. 4 (the "Amendment") to the Registrant's
registration statement on Form N-1A (File No. 33-64401) is being filed with
respect to UBS Small Cap Fund, UBS Large Cap Growth Fund, UBS High Yield Bond
Fund, each a series of shares of the Registrant (the "Funds"), to introduce the
Funds as the sixth, seventh and eighth series, respectively, of the Registrant.
The Amendment does not affect the Registrant's currently effective Prospectus
with respect to UBS Bond Fund, UBS U.S. Equity Fund, UBS Tax-Exempt Bond Fund,
UBS International Equity Fund, and UBS Institutional International Equity Fund,
each of which is hereby incorporated herein by reference.

    




 
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<PAGE>





UBS
LARGE CAP
GROWTH FUND

- ----------------------------------

UBS
PRIVATE INVESTOR
FUNDS, INC.



PROSPECTUS
AUGUST  , 1997



 
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<PAGE>



PROSPECTUS
 
UBS LARGE CAP GROWTH FUND
200 CLARENDON STREET
BOSTON, MASSACHUSETTS 02116
FOR INFORMATION CALL (888) UBS-FUND ((888) 827-3863)
 
UBS  Large  Cap Growth  Fund  (the 'Fund')  seeks  to provide  long-term capital
appreciation. In  order  to  accomplish  this, the  Adviser  intends  to  invest
primarily  in  a  diversified  portfolio  of  common  stocks  and  other  equity
securities of companies that have stock market capitalizations of $1 billion  or
greater  at the time of initial purchase and that the Adviser believes will have
above-average  earnings  and  cash  flow  growth  or  meaningful  increases   in
underlying  asset values  over time.  There is no  assurance that  the Fund will
achieve its stated objective.
 
The Fund is  a diversified, no-load  mutual fund  for which there  are no  sales
charges or exchange or redemption fees. The Fund is one of several series of UBS
Private  Investor Funds, Inc. (the 'Company'), an open-end management investment
company organized as a corporation under Maryland law.
 
UNLIKE OTHER MUTUAL FUNDS THAT DIRECTLY  ACQUIRE AND MANAGE THEIR OWN  PORTFOLIO
OF  SECURITIES, THE FUND SEEKS TO  ACHIEVE ITS INVESTMENT OBJECTIVE BY INVESTING
ALL  OF  ITS  INVESTABLE  ASSETS  IN   UBS  LARGE  CAP  GROWTH  PORTFOLIO   (THE
'PORTFOLIO').  THE PORTFOLIO IS A SERIES  OF UBS INVESTOR PORTFOLIOS TRUST, (THE
'TRUST'), AN OPEN-END MANAGEMENT INVESTMENT COMPANY. THE PORTFOLIO HAS THE  SAME
INVESTMENT  OBJECTIVE AS  THE FUND.  THE FUND  EMPLOYS A  TWO-TIER MASTER-FEEDER
INVESTMENT FUND  STRUCTURE  THAT  IS  MORE FULLY  DESCRIBED  UNDER  THE  SECTION
CAPTIONED 'MASTER-FEEDER STRUCTURE'.
 
The  Portfolio is advised by the New York Branch (the 'Branch' or the 'Adviser')
of Union Bank of  Switzerland (the 'Bank') and  UBS Asset Management (New  York)
Inc. (the 'Sub-Adviser' and, together with the Adviser, the 'Advisers').
 
This  Prospectus  sets forth  concisely the  information about  the Fund  that a
prospective investor  ought to  know before  investing. It  should be  read  and
retained  for  future reference.  A Statement  of Additional  Information, dated
August    ,  1997 (the  'SAI'), provides  further discussion  of certain  topics
referred  to in  this Prospectus and  other matters  that may be  of interest to
investors. The SAI has been filed  with the Securities and Exchange  Commission,
is  incorporated  herein  by reference,  and  is available  without  charge upon
written request  from the  Company or  Distributor (as  defined herein)  at  the
addresses  set forth on  the back cover  of the Prospectus,  or by calling (888)
UBS-FUND ((888) 827-3863).
 
INVESTMENTS IN THE FUND ARE NOT  DEPOSITS WITH OR OBLIGATIONS OF, OR  GUARANTEED
OR  ENDORSED BY, UNION BANK OF SWITZERLAND OR ANY OTHER BANK. SHARES OF THE FUND
ARE NOT  INSURED  BY THE  FEDERAL  DEPOSIT INSURANCE  CORPORATION,  THE  FEDERAL
RESERVE  BOARD, OR  ANY OTHER  GOVERNMENT AGENCY. AN  INVESTMENT IN  THE FUND IS
SUBJECT TO RISKS THAT MAY CAUSE THE  VALUE OF THE INVESTMENT TO FLUCTUATE.  WHEN
THE  INVESTMENT IS REDEEMED,  THE VALUE MAY  BE HIGHER OR  LOWER THAN THE AMOUNT
ORIGINALLY INVESTED BY THE INVESTOR.
 
THESE SECURITIES HAVE  NOT BEEN APPROVED  OR DISAPPROVED BY  THE SECURITIES  AND
EXCHANGE  COMMISSION OR ANY  STATE SECURITIES COMMISSION  NOR HAS THE SECURITIES
AND EXCHANGE  COMMISSION OR  ANY  STATE SECURITIES  COMMISSION PASSED  UPON  THE
ACCURACY OR ADEQUACY OF THIS PROSPECTUS. ANY REPRESENTATION TO THE CONTRARY IS A
CRIMINAL OFFENSE.
 
PROSPECTUS DATED AUGUST   , 1997.


 
<PAGE>
<PAGE>


UBS LARGE CAP GROWTH FUND
INVESTORS FOR WHOM THE FUND IS DESIGNED
 
UBS  Large  Cap  Growth Fund  (the  'Fund')  is designed  for  investors seeking
long-term capital  appreciation. Because  of the  risks associated  with  common
stock investments, the Fund is intended to be a long-term investment vehicle and
is  not intended to provide investors with a means for speculating on short-term
market movements.  The  Fund  seeks  to  achieve  its  investment  objective  by
investing  all of its investable  assets in UBS Large  Cap Growth Portfolio (the
'Portfolio'). The Portfolio is  a series of UBS  Investor Portfolios Trust  (the
'Trust'),  an open-end management investment company. The Portfolio has the same
investment objective as  the Fund.  Because the  investment characteristics  and
experience of the Fund will correspond directly with those of the Portfolio, the
discussion in this Prospectus focuses on the investments and investment policies
of  the Portfolio.  The net asset  value of  shares of the  Fund fluctuates with
changes in the value of the investments in the Portfolio.
 
The Portfolio may make  various types of investments  in seeking its  objective.
Among  the permissible  investments for the  Portfolio are  equity securities of
domestic issuers with market capitalization of  at least $1 billion at the  time
of  purchase. Equity securities includes common  stocks and securities which are
convertible into  common  stocks.  The  Portfolio may  also  invest  in  futures
contracts,   options  and  certain  privately  placed  securities.  For  further
information about  these  investments  and related  investment  techniques,  see
'Investment Objective and Policies' discussed below.
 
The  minimum initial investment in the Fund  is $25,000, except that the minimum
initial investment is $10,000 for shareholders of another series of UBS  Private
Investor  Funds, Inc. (the 'Company'). The minimum subsequent investment for all
investors is $5,000. These minimums may be waived at the Fund's discretion.  See
'Purchase of Shares'. If shareholders reduce their total investment in shares of
the  Fund to less  than $10,000, their  investment will be  subject to mandatory
redemption. See 'Redemption of Shares -- Mandatory Redemption'. The Fund is  one
of  several series  of the  Company, an  open-end management  investment company
organized as a Maryland corporation.
 
This Prospectus describes the investment objective and policies, management  and
operations  of the Fund  to enable investors  to decide if  the Fund suits their
investment needs. The Fund operates through a two-tier master-feeder  investment
fund  structure.  The  Company's  Board of  Directors  (the  'Directors'  or the
'Board') believes  that  this  structure provides  Fund  shareholders  with  the
opportunity  to  achieve  certain economies  of  scale that  would  otherwise be
unavailable  if  the  shareholders'  investments  were  not  pooled  with  other
investors sharing similar investment objectives.
 
The  following table illustrates that investors in the Fund incur no shareholder
transaction expenses: their  investments in  the Fund  are subject  only to  the
operating  expenses  set  forth below  for  the  Fund and  the  Portfolio,  as a
percentage of average daily net assets  of the Fund. The Directors believe  that
the  aggregate  per  share  expenses  of the  Fund  and  the  Portfolio  will be
approximately equal to and  may be less  than the expenses  that the Fund  would
incur  if it  retained the  services of an  investment adviser  and invested its
assets directly  in  portfolio  securities.  Fund  and  Portfolio  expenses  are
discussed  below under  the headings  'Management', 'Expenses'  and 'Shareholder
Services'.
 
SHAREHOLDER TRANSACTION EXPENSES
 
<TABLE>
<S>                                                                                                    <C>
Sales Load Imposed on Purchases.....................................................................   None
Sales Load Imposed on Reinvested Dividends..........................................................   None
Deferred Sales Load.................................................................................   None
Redemption Fees.....................................................................................   None
Exchange Fees.......................................................................................   None
</TABLE>
 
                                      -2-
 
<PAGE>
<PAGE>

 
<TABLE>
<S>                                                                                                    <C>
EXPENSE TABLE
ANNUAL OPERATING EXPENSES*
Advisory Fees, After Fee Waiver**...................................................................   0.00%
Rule 12b-1 Fees.....................................................................................   None
Other Expenses, After Expense Reimbursements***.....................................................   1.00%
                                                                                                       ----
Total Operating Expenses, After Fee Waivers and Expense Reimbursements*.............................   1.00%
                                                                                                       ----
                                                                                                       ----
</TABLE>
 
*   Expenses are expressed as a percentage of the Fund's projected average daily
net assets and are based on the annualized estimates of expenses expected to  be
incurred during the fiscal period ending December 31, 1997, after any applicable
fee  waivers and  expense reimbursements. Without  such fee  waivers and expense
reimbursements, Total Operating Expenses  are estimated to  equal, on an  annual
basis,  to  1.76%  of  the  Fund's  projected  average  daily  net  assets.  See
'Management'.
 
**   The New  York Branch  (the  'Branch' or  the 'Adviser')  of Union  Bank  of
Switzerland (the 'Bank') has agreed to waive fees and reimburse each of the Fund
and  the Portfolio for any of their  respective operating expenses to the extent
that the Fund's total operating expenses (including its share of the Portfolio's
expenses) exceed, on  an annual  basis, 1.00% of  the Fund's  average daily  net
assets. The Branch may modify or discontinue this undertaking at any time in the
future  with 30  days' prior  notice to the  Fund. The  Portfolio's advisory fee
would be equal, on an annual basis, to 0.60% of the average daily net assets  of
the  Portfolio if there were no fee waiver in effect. See 'Management -- Adviser
and Funds Services Agent' and 'Expenses'.
 
***  The fees and expenses in Other Expenses include fees payable to:
     (i)  Investors Bank & Trust Company ('Investors Bank', the 'Custodian',  or
     the 'Transfer Agent') (a) under an Administration Agreeement with the Fund,
     (b) as custodian of the Fund and the Portfolio and (c) as transfer agent of
     the Fund,
 
     (ii) Investors Fund Services (Ireland) Limited  ('IBT  Ireland')  under  an
     Administration Agreement with the Portfolio, and
 
     (iii) Eligible  Institutions providing shareholder services  under  various
     shareholder servicing agreements.
 
For a more detailed description  of contractual fee arrangements, including  fee
waivers  and expense  reimbursements, and of  the fees and  expenses included in
Other Expenses, see 'Management' and 'Shareholder Services'.
 
EXAMPLE
 
An investor would pay the following expenses on a $1,000 investment, assuming  a
5% annual return and redemption at the end of each time period:
 
<TABLE>
<S>                                                            <C>
1 Year......................................................   $10
3 Years.....................................................    32
</TABLE>
 
The  above Expense  Table is designed  to assist investors  in understanding the
various direct and indirect costs and expenses that Fund investors are  expected
to  bear and  reflects the  expenses of  the Fund  and the  Fund's share  of the
Portfolio's expenses. In  connection with  the above Example,  please note  that
$1,000 is less than the Fund's minimum investment requirement and that there are
no  redemption or exchange fees of any kind. See 'Purchase of Shares', 'Exchange
of Shares'  and 'Redemption  of  Shares'. THE  EXAMPLE  IS HYPOTHETICAL;  IT  IS
INCLUDED  SOLELY FOR ILLUSTRATIVE PURPOSES, AND  ASSUMES THE CONTINUATION OF THE
FEE WAIVERS AND EXPENSE REIMBURSEMENTS REPRESENTED IN THE ABOVE 'EXPENSE TABLE'.
IT SHOULD  NOT BE  CONSIDERED  A REPRESENTATION  OF FUTURE  PERFORMANCE;  ACTUAL
EXPENSES MAY BE MORE OR LESS THAN THOSE SHOWN.
 
HISTORICAL PERFORMANCE OF COMPARABLE DISCRETIONARY ACCOUNTS. The following table
sets  forth (i) the  composite average annual  total return for  the one, three,
five and ten year  periods ended March 31,  1997 for all discretionary  accounts
described  below that  have been managed  for at  least one full  quarter by UBS
Asset Management  (New  York)  Inc.,  a  wholly-owned  subsidiary  of  the  Bank
('UBSAM'), and (ii) the
 
                                      -3-
 
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<PAGE>

average  annual total return during the same  periods for the S&P 500 Index. The
discretionary accounts  described  in  (i) above  have  substantially  the  same
investment  objective and policies and are managed in a manner substantially the
same as the  Portfolio. The composite  total return for  such accounts has  been
adjusted to deduct all of the Fund's annual total operating expenses of 1.00% of
average  daily net  assets as set  forth in  the Fee Table  above. The composite
total return  is  time-weighted and  weighted  by individual  account  size  and
reflects  the reinvestment of dividends and interest. The discretionary accounts
are not subject to certain investment limitations, diversification  requirements
and  other  restrictions  imposed by  federal  securities  and tax  laws  on the
Portfolio that, if applied  to the accounts, may  have adversely affected  their
performance  results. The composite total return of these discretionary accounts
does not represent the historical performance of the Portfolio and should not be
viewed as a prediction of future performance of the Portfolio. The S&P 500 Index
(the 'Index') is  an unmanaged  index that  includes 500  U.S. stocks  and is  a
common measure of the performance of the U.S. stock market. The total returns of
the Index do not include management fees or commissions.
 
<TABLE>
<CAPTION>
                                                                                 COMPOSITE
                                                                                TOTAL RETURN
                                                                              OF SUB-ADVISER'S
                        AVERAGE ANNUAL TOTAL RETURN                            DISCRETIONARY      S&P 500 INDEX
                    FOR THE PERIODS ENDED JUNE 30, 1997                           ACCOUNTS        TOTAL RETURN
- ---------------------------------------------------------------------------   ----------------    -------------
<S>                                                                           <C>                 <C>
         One Year..........................................................              %                 %
         Three Years.......................................................              %                 %
         Five Years........................................................              %                 %
         Ten Years.........................................................              %                 %
</TABLE>
 
MASTER-FEEDER STRUCTURE
 
Unlike  other mutual funds that directly  acquire and manage their own portfolio
of securities, the Fund seeks to  achieve its investment objective by  investing
all  of its  investable assets in  the Portfolio, a  separate investment company
with the same investment objective as the Fund. The investment objective of  the
Fund and the Portfolio may be changed only with the approval of the holders of a
majority  of the outstanding voting securities of  the Fund or a majority of the
investors in the Portfolio, respectively, after 30 days' prior notice.
 
This  master-feeder  structure  has  been  developed  relatively  recently,   so
shareholders should carefully consider this investment approach.
 
In  addition to selling an interest in  the Portfolio to the Fund, the Portfolio
may sell  interests in  the Portfolio  to other  mutual funds  or  institutional
investors.  Such investors will  invest in the  Portfolio on the  same terms and
conditions as the Fund and will  incur a proportionate share of the  Portfolio's
expenses.  However, other entities investing in the Portfolio may sell shares of
their own  fund  using a  different  pricing  structure than  the  Fund's.  Such
different pricing structures may result in differences in returns experienced by
investors  in  other funds  that invest  in the  Portfolio. Such  differences in
returns are  not uncommon  and  are present  in  other mutual  fund  structures.
Information  concerning other holders of interests in the Portfolio is available
from Investors Bank at (888) UBS-FUND.
 
The Fund may withdraw its investment in  the Portfolio at any time if the  Board
determines  that it  is in  the Fund's  best interest  to do  so. Upon  any such
withdrawal, the Board would consider what  action might be taken, including  the
investment  of all the Fund's assets  in another pooled investment entity having
the same investment objective and restrictions  as the Fund or the retaining  of
an  investment  adviser  to manage  the  Fund's  assets in  accordance  with the
investment policies described below with respect to the Portfolio.
 
Certain  changes   in  the   Portfolio's  investment   objective,  policies   or
restrictions, or a failure by the Fund's shareholders to approve a change in the
Portfolio's  investment  objective  or  restrictions, may  require  the  Fund to
withdraw its investments in the Portfolio.  Any such withdrawal could result  in
an   in-kind  distribution  of  portfolio  securities  (as  opposed  to  a  cash
distribution) by the Portfolio  to the Fund. Such  a distribution may result  in
the  Fund's  having a  less diversified  portfolio  of investments  or adversely
affect the Fund's liquidity,  and the Fund could  incur brokerage, tax or  other
charges in converting such
 
                                      -4-
 
<PAGE>
<PAGE>

securities to cash. Notwithstanding the above, there are other means for meeting
shareholder redemption requests, such as borrowing.
 
Smaller  funds  investing in  the Portfolio  may be  materially affected  by the
actions of larger funds investing in the Portfolio. For example, if a large fund
withdraws from the  Portfolio, the remaining  funds may subsequently  experience
higher  pro  rata operating  expenses,  thereby lowering  returns. Additionally,
because the  Portfolio would  become smaller,  it may  become less  diversified,
resulting  in potentially increased portfolio risk (however, these possibilities
also exist for traditionally structured  funds that have large or  institutional
investors  who may withdraw  from a fund).  Also, funds with  a greater pro rata
ownership  in  the  Portfolio  could  have  effective  voting  control  of   its
operations.  Except as permitted by the  Securities and Exchange Commission (the
'SEC'), whenever the  Fund is  requested to vote  on matters  pertaining to  the
Portfolio,  the Company will hold  a meeting of Fund  shareholders and will cast
all of its votes proportionately as  instructed by the Fund's shareholders.  See
'Organization' in the SAI. Fund shareholders who do not vote will not affect the
Fund's  votes at  the Portfolio meeting.  The percentage of  the Company's votes
representing Fund shareholders not  voting will be voted  by the Company in  the
same proportion as the Fund shareholders who do, in fact, vote.
 
For  more information about  the Portfolio's investment  objective, policies and
restrictions, see 'Investment  Objective and  Policies', 'Additional  Investment
Information   and  Risk   Factors'  and  'Investment   Restrictions'.  For  more
information about the Portfolio's management and expenses, see 'Management'. For
more  information  about  changing   the  investment  objective,  policies   and
restrictions of the Fund or the Portfolio, see 'Investment Restrictions'.
 
INVESTMENT OBJECTIVE AND POLICIES
 
The  investment  objective of  the Fund  and the  Portfolio is  described below,
together with  the policies  each  employs to  seek  to achieve  its  objective.
Additional  information  about  the  investment policies  of  the  Fund  and the
Portfolio appears in  the SAI  under 'Investment Objectives  and Policies'.  The
Fund  seeks  to  achieve  its  investment  objective  by  investing  all  of its
investable assets in the Portfolio, which  has the same investment objective  as
the Fund. There can be no assurance that the investment objective of the Fund or
the Portfolio will be achieved.
 
The  Adviser is  responsible for supervising  the management  of the Portfolio's
investment. Consistent  with  these  duties,  the Adviser  has  entered  into  a
Sub-Advisory  Agreement  with UBSAM  (the 'Sub-Adviser'  and, together  with the
Adviser, the 'Advisers' ), whereby the Sub-Adviser is primarily responsible  for
the  day-to-day investment  decisions for the  Portfolio. The  Adviser is solely
responsible for paying the Sub-Adviser for these services. The Sub-Adviser is an
affiliate of the Adviser.
 
The Portfolio's objective is to provide long-term capital appreciation. In order
to accomplish this, the Portfolio intends  to invest primarily in a  diversified
portfolio  of  common stocks,  preferred stocks  and  other securities  (such as
warrants and rights) that are either convertible into or exchangeable for common
stocks of  large  capital  growth  companies.  Large  capital  growth  companies
generally include companies with at least $1 billion in market capitalization at
the  time  of  acquisition  by  the  Portfolio  and  which  also  have,  in  the
Sub-Adviser's judgment, the prospects for  above-average earnings and cash  flow
growth or meaningful increases in underlying asset values over time.
 
The  Portfolio may also  invest up to  20% of its  assets in foreign securities,
including American Depository Receipts ('ADRs'), which the Adviser believes meet
the  Portfolio's  investment  objective  and  relevant  policies.  See  'Foreign
Investment  Information'  and  'Foreign  Currency  Exchange  Transactions' under
'Additional Investment Information and Risk Factors'.
 
Under normal circumstances, the Portfolio will invest at least 65% of its assets
in large  capital  growth companies.  The  Portfolio will  invest  in  companies
believed by the Sub-Adviser to represent above average growth opportunities. The
Sub-Adviser  will select individual  securities for investment  by screening for
above average  earnings growth  expectations  and reasonable  valuations  (price
relative  to earnings and  cash flow). Growth company  securities may have above
average price volatility. The Portfolio attempts to reduce its overall  exposure
to  the  risk of  declines  in individual  security  prices by  diversifying its
 
                                      -5-
 
<PAGE>
<PAGE>

investments over a  carefully selected  list of securities  issued by  different
companies in a variety of industries.
 
Although  the Portfolio intends to invest  primarily in equity securities, under
normal market conditions it may invest up  to 20% of its assets in certain  cash
investments  and  certain short-term  fixed  income securities.  See 'Investment
Objectives and Policies -- Quality and Diversification Requirements' in the SAI.
Such securities may  be used to  invest uncommitted cash  balances, to  maintain
liquidity  to meet  shareholder redemptions or  to take  a temporarily defensive
position against  potential stock  market  declines. These  securities  include:
obligations   of   the   United   States   Government   and   its   agencies  or
instrumentalities;  money   market   mutual  funds,   commercial   paper,   bank
certificates  of  deposit and  bankers'  acceptances; and  repurchase agreements
collateralized by these securities. Under market conditions where the  Portfolio
or  its Advisers have adopted a  defensive investment posture, the Portfolio may
invest without  limit  in these  securities.  The Portfolio  may  also  purchase
nonpublicly  offered debt securities. See 'Additional Investment Information and
Risk Factors --  Illiquid Investments; Privately  Placed and Other  Unregistered
Securities.'
 
The Portfolio may also utilize equity futures contracts and options to a limited
extent. Specifically, the Portfolio may enter into futures contracts and options
provided  that such  positions are  established for  hedging purposes  only. See
'Futures Contracts.'
 
The Portfolio may also sell securities short to a limited extent and for hedging
purposes only.  See  'Short  Sales.'  The  Fund  may  also  invest  in  'special
situations.' See 'Special Situations.'
 
The  Portfolio  intends to  manage  its securities  actively  in pursuit  of its
investment objective. Although it generally  seeks to invest for the  long-term,
the Portfolio retains the right to sell securities irrespective of how long they
have  been held.  It is  anticipated that the  annual portfolio  turnover of the
Portfolio will  not  exceed  100%.  To  the  extent  the  Portfolio  engages  in
short-term trading, it may incur increased transaction costs.
 
ADDITIONAL INVESTMENT INFORMATION AND RISK FACTORS
 
CONVERTIBLE  SECURITIES. The convertible  securities in which  the Portfolio may
invest include any  debt securities or  preferred stocks that  may be  converted
into  common stock or that carry the right to purchase common stock. Convertible
securities entitle the holder to exchange the securities for a specified  number
of  shares of  common stock,  usually of the  same company,  at specified prices
within a certain period of time.
 
WHEN-ISSUED  AND  DELAYED  DELIVERY  SECURITIES.  The  Portfolio  may   purchase
securities  on a when-issued or delayed  delivery basis. Delivery of and payment
for these securities may take as long as  a month or more after the date of  the
purchase  commitment.  The  value  of  these  securities  is  subject  to market
fluctuation during  this  period  and  no interest  or  income  accrues  to  the
Portfolio  until settlement. At  the time of  settlement, a when-issued security
may be valued at less than its purchase price. Between the trade and  settlement
dates,  the  Portfolio will  maintain a  segregated  account with  the Custodian
consisting of a portfolio of  liquid securities with a  value at least equal  to
these  commitments.  When  entering  into  a  when-issued  or  delayed  delivery
transaction, the  Portfolio will  rely  on the  other  party to  consummate  the
transaction;  if  the  other  party  fails  to  do  so,  the  Portfolio  may  be
disadvantaged. It  is the  current policy  of the  Portfolio not  to enter  into
when-issued  commitments exceeding in  the aggregate 15% of  the market value of
the Portfolio's total assets less liabilities (excluding the obligations created
by these commitments).
 
REPURCHASE  AGREEMENTS.  The  Portfolio  may  engage  in  repurchase   agreement
transactions  with brokers,  dealers or  banks that  meet the  credit guidelines
approved by the  Trust's Board  of Trustees  (the 'Trustees').  In a  repurchase
agreement,  the  Portfolio buys  a security  from  a seller  that has  agreed to
repurchase it at a mutually agreed upon date and price, reflecting the  interest
rate  effective for the term  of the agreement. The  term of these agreements is
usually from overnight to one  week. A repurchase agreement  may be viewed as  a
fully collateralized loan of money by the Portfolio to the seller. The Portfolio
always  receives securities as collateral with a  market value at least equal to
the purchase price plus accrued interest and this value is maintained during the
term of the agreement. If the seller defaults
 
                                      -6-
 
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<PAGE>

and the  collateral's value  declines,  the Portfolio  might  incur a  loss.  If
bankruptcy proceedings are commenced with respect to the seller, the Portfolio's
realization  upon  the  disposition of  collateral  may be  delayed  or limited.
Investments in  repurchase  agreements maturing  in  more than  seven  days  and
certain  other  investments that  may be  considered  illiquid are  limited. See
'Illiquid Investments;  Privately  Placed  and  Other  Unregistered  Securities'
below.
 
REVERSE  REPURCHASE AGREEMENTS. The Portfolio is permitted to enter into reverse
repurchase agreements. In a reverse repurchase agreement, the Portfolio sells  a
security  and agrees to repurchase it at  a mutually agreed upon date and price,
reflecting the interest  rate effective for  the term of  the agreement. It  may
also  be viewed as the borrowing of money  by the Portfolio and, therefore, is a
form of leverage. Leverage may cause any gains or losses of the Portfolio to  be
magnified.  For more  information, including limitations  on the  use of reverse
repurchase agreements, see 'Investment Objectives  and Policies' in the SAI  and
'Investment Restrictions' below.
 
SECURITIES LENDING. Subject to applicable investment restrictions, the Portfolio
may lend its securities. The Portfolio may lend its securities if such loans are
secured  continuously by cash or equivalent collateral  or by a letter of credit
in favor of  the Portfolio at  least equal at  all times to  100% of the  market
value of the securities loaned, plus accrued interest. While such securities are
on  loan, the borrower will pay the Portfolio any income accruing thereon. Loans
will be subject to termination by  the Portfolio in the normal settlement  time,
generally  three business  days after  notice, or by  the borrower  on one day's
notice. Borrowed securities must  be returned when the  loan is terminated.  Any
gain  or loss in the market price  of the borrowed securities that occurs during
the term of the loan inures to  the Portfolio and its respective investors.  The
Portfolio  may pay reasonable  finders' and custodial fees  in connection with a
loan. In addition, the Portfolio will consider all the facts and  circumstances,
including  the creditworthiness of the  borrowing financial institution, and the
Portfolio will not make any loans in excess of one year. The Portfolio will  not
lend  its securities to any officer, Trustee, Director, employee or affiliate or
placement agent  of the  Company, the  Portfolio, or  the Adviser,  Sub-Adviser,
Administrator or Distributor, unless otherwise permitted by applicable law.
 
FOREIGN INVESTMENT INFORMATION. Investments in securities of foreign issuers and
in  obligations of foreign branches of domestic banks involve somewhat different
investment risks from those affecting securities of domestic issuers. There  may
be  limited publicly available information with  respect to foreign issuers, and
foreign issuers are not  generally subject to  uniform accounting, auditing  and
financial  standards and requirements comparable to those applicable to domestic
companies. Dividends and  interest paid  by foreign  issuers may  be subject  to
withholding  and other foreign  taxes that may  decrease the net  return on such
investments.
 
Investors should  realize  that the  value  of the  Portfolio's  investments  in
foreign  securities may be adversely affected  by changes in political or social
conditions,  diplomatic   relations,   confiscatory   taxation,   expropriation,
nationalization,  limitation on the removal of funds or assets, or imposition of
(or change in) exchange control or  tax regulations in those foreign  countries.
In  addition,  changes in  government  administrations or  economic  or monetary
policies in  the  United  States  or abroad  could  result  in  appreciation  or
depreciation  of portfolio securities and  could favorably or unfavorably affect
the Portfolio's  operations. Furthermore,  the economies  of individual  foreign
nations  may differ  from the U.S.  economy, favorably or  unfavorably, in areas
such  as  growth  of  gross   national  product,  rate  of  inflation,   capital
reinvestment, resource self-sufficiency and balance of payments position; it may
also  be  more difficult  to obtain  and  enforce a  judgment against  a foreign
issuer. Any foreign investments made by the Portfolio must be made in compliance
with U.S. and foreign currency restrictions and tax laws restricting the amounts
and types of foreign investments.
 
In addition,  while  the  volume  of  transactions  effected  on  foreign  stock
exchanges  has increased in  recent years, in most  cases it remains appreciably
below that of domestic security exchanges. Accordingly, the Portfolio's  foreign
investments  may  be less  liquid and  their  prices may  be more  volatile than
comparable investments in securities of U.S. companies. Moreover, the settlement
periods for foreign securities, which are often longer than those for securities
of  U.S.  issuers,  may  affect  portfolio  liquidity.  In  buying  and  selling
securities  on foreign exchanges, purchasers normally pay fixed commissions that
are generally  higher than  the  negotiated commissions  charged in  the  United
States. In addition, there is generally less
 
                                      -7-
 
<PAGE>
<PAGE>

government  supervision  and  regulation of  securities  exchanges,  brokers and
issuers located in countries other than in the United States.
 
The Portfolio may  invest in securities  of foreign issuers  directly or in  the
form  of  American Depository  Receipts  ('ADRs'), European  Depository Receipts
('EDRs'), Global Depositary  Receipts ('GDRs')  or other  similar securities  of
foreign issuers. These securities may not necessarily be denominated in the same
currency as the securities they represent. ADRs are receipts typically issued by
a  U.S. bank  or trust  company evidencing  ownership of  the underlying foreign
securities. Certain institutions issuing ADRs may not be sponsored by the issuer
of the underlying foreign securities. A non-sponsored depository may not provide
the same  shareholder information  that a  sponsored depository  is required  to
provide  under its  contractual arrangements with  the foreign  issuer. EDRs are
receipts issued  by  a  European  financial  institution  evidencing  a  similar
arrangement.  GDRs are issued  outside the United  States, typically by non-U.S.
banks and trust companies. Generally, ADRs, in registered form, are designed for
use in the  U.S. securities  markets, and  EDRs and  GDRs, in  bearer form,  are
designed  for  use  in European  securities  markets and  domestic  and European
securities markets, respectively.
 
Because investments in foreign securities involve foreign currencies, the  value
of assets as measured in U.S. dollars may be affected, favorably or unfavorably,
by  changes  in currency  exchange rates  and  in exchange  control regulations,
including currency blockage. See 'Foreign Currency Exchange Transactions' below.
 
FOREIGN CURRENCY EXCHANGE TRANSACTIONS. Because  the Portfolio may buy and  sell
securities  and receive interest and dividends in currencies other than the U.S.
dollar, the  Portfolio  may,  from time-to-time,  enter  into  foreign  currency
exchange transactions. The Portfolio may enter into these transactions on a spot
(i.e.,  cash) basis at the spot rate prevailing in the foreign currency exchange
market, use forward currency contracts  to purchase or sell foreign  currencies,
use  currency futures contracts or purchase  or sell options thereon or purchase
or sell currency options.
 
A forward foreign currency exchange contract  is an obligation of the  Portfolio
to purchase or sell a specific currency at a future date, which may be any fixed
number  of days from the  date of the contract.  Currency options give the buyer
the right, but  not the  obligation, to  purchase or sell  a fixed  amount of  a
specific currency at a fixed price at a future date. These contracts are entered
into  in the interbank  market directly between  currency traders (usually large
commercial banks)  and  their customers.  A  forward foreign  currency  exchange
contract  generally has  no deposit  requirement, and is  traded at  a net price
without commission. The  Portfolio will  not enter into  these foreign  currency
exchange  transactions  for  speculative  purposes.  Foreign  currency  exchange
transactions do not eliminate fluctuations in  the local currency prices of  the
Portfolio's  securities or  in foreign  exchange rates,  or prevent  loss if the
local currency prices of these securities should decline.
 
A currency futures contract is a contract involving an obligation to deliver  or
acquire  the specified amount of a currency  at a specified price at a specified
future time. Futures contracts may be settled on a net cash payment basis rather
than by the sale and delivery of the underlying currency.
 
The Portfolio  may  enter into  foreign  currency exchange  transactions  in  an
attempt  to protect against  changes in foreign  currency exchange rates between
the  trade  and  settlement  dates   of  specific  securities  transactions   or
anticipated  securities transactions. The Portfolio  may use these techniques to
hedge against a change in foreign currency exchange rates (with the U.S.  dollar
or other foreign currencies) that would cause a decline in the value of existing
investments denominated or principally traded in a foreign currency.
 
Although  these transactions are intended to minimize  the risk of loss due to a
decline in the value of the  hedged currency, these transactions also limit  any
potential  gain that might be  realized should the value  of the hedged currency
increase. Additionally,  the premiums  paid  by the  Portfolio for  currency  or
futures  options increase the Portfolio's transaction costs. Similarly, the cost
of  the  Portfolio's  spot  currency  exchange  transactions  is  generally  the
difference  between the bid and offer spot  rate of the currency being purchased
or sold.  The  precise matching  of  these transactions  and  the value  of  the
securities  involved will not generally be  possible because the future value of
such securities in  foreign currencies will  change as a  consequence of  market
movements in the value of such securities between the date such a transaction is
 
                                      -8-
 
<PAGE>
<PAGE>

entered  into  and  the  date  it matures.  The  projection  of  currency market
movements is  extremely difficult  and  the successful  execution of  a  hedging
strategy is highly uncertain.
 
ILLIQUID  INVESTMENTS; PRIVATELY  PLACED AND OTHER  UNREGISTERED SECURITIES. The
Portfolio may not acquire any illiquid securities if, as a result thereof,  more
than  15% of the market value of the Portfolio's net assets would be in illiquid
investments or investments  that are  not readily marketable.  In addition,  the
Portfolio  will not invest more than 10% of the market value of its total assets
in restricted securities  (not including  Rule 144A securities)  that cannot  be
offered  for public  sale in  the United  States without  first being registered
under the Securities Act of 1933, as amended (the 'Securities Act'). Subject  to
those  non-fundamental policy limitations, the Portfolio may acquire investments
that are  illiquid or  have limited  liquidity, such  as private  placements  or
investments  that are  not registered  under the  Securities Act,  and cannot be
offered for public sale in the United States without first being registered.  An
illiquid  investment is any  investment that cannot be  disposed of within seven
days in the normal course of business at approximately the amount at which it is
valued by the Portfolio. Repurchase agreements maturing in more than seven  days
are considered illiquid investments and, as such, are subject to the limitations
set  forth  in  this  paragraph.  The  price  the  Portfolio  pays  for illiquid
securities or receives upon resale may be lower than the price paid or  received
for  similar securities with a more liquid market. Accordingly, the valuation of
these securities will reflect any limitations on their liquidity.
 
The Portfolio  may also  purchase  Rule 144A  securities sold  to  institutional
investors without registration under the Securities Act. These securities may be
determined to be liquid in accordance with guidelines established by the Adviser
and  approved  by the  Trustees of  the Trust.  The Trustees  of the  Trust will
monitor the Adviser's implementation of these guidelines on a periodic basis.
 
SHORT SALES. In  the event  that the  Adviser anticipates  that the  price of  a
security  will decline, the Adviser  may sell the security  short and borrow the
same security  from a  broker or  other institution  to complete  the sale.  The
Portfolio will incur a profit or a loss, depending upon whether the market price
of  the security decreases or  increases between the date  of the short sale and
the date on  which the Fund  must replace the  borrowed security. The  Portfolio
will  only enter into short sales for  hedging purposes. All short sales will be
fully collateralized  and  the  Portfolio  will not  sell  securities  short  if
immediately  after and as a result of the short sale the value of all securities
sold by the  Portfolio exceeds 25%  of its  total assets. The  Fund also  limits
short  sales of any one issuer's securities to 2% of the Fund's total assets and
to 2% of any one class of the issuer's securities.
 
SPECIAL SITUATIONS.  From time  to time,  the Portfolio  may invest  in  special
situations.  A  special  situation arises  when  the Adviser  believes  that the
securities of a particular issuer will be recognized and appreciate in value due
to a specific development affecting that issuer. Developments that might  create
a   special  situation  include  a  new  product  or  process,  a  technological
breakthrough,  a   management   change,  merger,   recapitalization   or   other
extraordinary  corporate event, or a  change in market supply  of and demand for
the security. Investments in special situations may carry an additional risk  of
loss  in the event that  the anticipated development does  not occur or does not
result in the anticipated market reaction.
 
MONEY MARKET INSTRUMENTS. The Portfolio is  permitted to invest in money  market
instruments  although it  intends to stay  invested in equity  securities to the
extent practical in light of its objective and long-term investment perspective.
The Portfolio may  make money  market investments pending  other investments  or
settlements,  for liquidity or  in adverse market  conditions. Such money market
investments may include obligations of the U.S. Government and its agencies  and
instrumentalities, money market mutual funds, commercial paper, bank obligations
and  repurchase  agreements. For  more  detailed information  about  these money
market investments, see 'Investment Objectives and Policies' in the SAI.
 
FUTURES AND OPTIONS TRANSACTIONS. The Portfolio  is permitted to enter into  the
futures and options transactions described below. These instruments are commonly
known as derivatives.
 
The Portfolio may purchase and sell exchange traded and over-the-counter ('OTC')
put and call options on equity securities or indices of equity securities, enter
into forward contracts, purchase and sell futures contracts on indices of equity
securities  and purchase or  sell put and  call options on  futures contracts on
indices of equity securities. The Portfolio may use these techniques for hedging
or risk management
 
                                      -9-
 
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<PAGE>

purposes or, subject to certain limitations, for investment purposes in lieu  of
investing  directly in the corresponding securities  or instruments. Such use of
derivatives may be considered speculative.
 
The Portfolio  may use  these  techniques to  manage  its exposure  to  changing
interest  rates  and/or security  prices. Some  options and  futures strategies,
including  selling  futures  contracts  and  buying  puts,  tend  to  hedge  the
Portfolio's  investments against price fluctuations. Other strategies, including
buying futures contracts, writing puts and calls, and buying calls, may tend  to
increase  market  exposure.  For  example, if  the  Portfolio  wishes  to obtain
exposure to a particular market or market  sector but does not wish to  purchase
the  relevant  securities,  it  could, as  an  alternative,  purchase  a futures
contract on an index of such  securities or related securities. Such a  purchase
would  not constitute a hedging transaction and could be considered speculative.
However, the Portfolio will use futures contracts or options in this manner only
for the purpose of obtaining the same  level of exposure to a particular  market
or  market  sector  that  it  could have  obtained  by  purchasing  the relevant
securities and  will  not use  futures  contracts  or options  to  leverage  its
exposure  beyond this  level. The  use of options  and futures  may involve some
leverage; such leverage is reduced by the requirement of the SEC to 'cover' such
obligations. See  'Cover  -- Segregated  Accounts'  below. Options  and  futures
contracts  may be combined with each other or with forward contracts in order to
adjust the risk and return  characteristics of the Portfolio's overall  strategy
in  a  manner  deemed  appropriate  to  the  Adviser  and  consistent  with  the
Portfolio's objective and policies. Because combined positions involve  multiple
trades,  they result in  higher transaction costs  and may be  more difficult to
open and close out.
 
The Portfolio's  use of  these transactions  is a  highly specialized  activity,
which  involves investment strategies and  risks different from those associated
with ordinary portfolio securities transactions,  and there can be no  guarantee
that  their use will increase the  Portfolio's return. While the Portfolio's use
of these  instruments  may  reduce  certain risks  associated  with  owning  its
portfolio securities, these techniques themselves entail certain other risks. If
the  Adviser  applies  a strategy  at  an  inappropriate time  or  judges market
conditions or  trends incorrectly,  such strategies  may lower  the  Portfolio's
return. Certain strategies limit the Portfolio's opportunity to realize gains as
well  as limiting its exposure to  losses. The Portfolio could experience losses
if the prices of its options  and futures positions were poorly correlated  with
its  other investments, or if it could not close out its positions because of an
illiquid  secondary  market.  In  addition,  the  Portfolio  will  incur  costs,
including  commissions and premiums,  in connection with  these transactions and
these transactions could significantly increase the Portfolio's turnover rate.
 
The Portfolio may purchase and sell put and call options on securities,  indices
of  securities and futures contracts, or purchase and sell futures contracts for
the purposes described herein.
 
In addition, in  order to assure  that the  Portfolio will not  be considered  a
'commodity  pool' for purposes of  Commodity Futures Trading Commission ('CFTC')
rules, the  Portfolio  will enter  into  transactions in  futures  contracts  or
options  on futures contracts only if (1) such transactions constitute bona fide
hedging transactions as defined under CFTC rules, or (2) no more than 5% of  the
Portfolio's  net assets are committed as initial margin or premiums to positions
that do not constitute bona fide hedging transactions.
 
OPTIONS
 
PURCHASING PUT  AND CALL  OPTIONS. By  purchasing a  put option,  the  Portfolio
obtains the right (but not the obligation) to sell the instrument underlying the
option at a fixed strike price. In return for this right, the Portfolio pays the
current  market price for the option (known as the option premium). Options have
various types of underlying instruments, including specific securities,  indices
of securities, indices of securities prices and futures contracts. The Portfolio
may  terminate its position in  a put option it has  purchased by allowing it to
expire or by  exercising the  option. The  Portfolio may  also close  out a  put
option  position by entering into an  offsetting transaction, if a liquid market
exists. If the option is allowed to  expire, the Portfolio will lose the  entire
premium  it paid. If the Portfolio exercises a put option on a security, it will
sell the instrument underlying the option at the strike price. If the  Portfolio
exercises  an option on an index, settlement is in cash and does not involve the
actual sale of securities. American style options may be exercised on any day up
to their expiration date. European style options may be exercised only on  their
expiration date.
 
                                      -10-
 
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<PAGE>

The  buyer of a typical put option can expect  to realize a gain if the price of
the underlying  instrument falls  substantially. However,  if the  price of  the
instrument  underlying the  option does  not fall enough  to offset  the cost of
purchasing the option, a put buyer can  expect to suffer a loss (limited to  the
amount of the premium paid, plus related transaction costs).
 
The  features of call options are essentially  the same as those of put options,
except that the purchaser of a call option obtains the right to purchase, rather
than sell, the instrument underlying the option at the option's strike price.  A
call buyer typically attempts to participate in potential price increases of the
instrument underlying the option with risk limited to the cost of the option and
related  transaction costs if security prices fall.  At the same time, the buyer
can expect to  suffer a  loss if  security prices  do not  rise sufficiently  to
offset the cost of the option.
 
SELLING  (WRITING) PUT AND CALL OPTIONS. When the Portfolio writes a put option,
it takes the opposite  side of the transaction  from the option's purchaser.  In
return  for receipt of the premium, the  Portfolio assumes the obligation to pay
the strike price for the instrument underlying the option if the other party  to
the  option chooses  to exercise  it. The  Portfolio may  seek to  terminate its
position in a put option it  writes before exercise by purchasing an  offsetting
option in the market at its current price. If the market is not liquid for a put
option  the Portfolio  has written, however,  the Portfolio must  continue to be
prepared to pay the strike price while the option is outstanding, regardless  of
price changes, and must continue to post margin as discussed below.
 
If  the price of the  underlying instrument rises, a  put writer would generally
expect to  profit, although  its gain  would be  limited to  the amount  of  the
premium  it received. If security prices remain the same over time, it is likely
that the writer will  also profit, because  it should be able  to close out  the
option  at a lower price. If security prices fall, however, the put writer would
expect to suffer a loss. This loss should be less than the loss from  purchasing
and  holding the  underlying instrument  directly, however,  because the premium
received for writing the option should offset a portion of the decline.
 
Writing a call option  obligates the Portfolio to  sell or deliver the  option's
underlying  instrument  in return  for  the strike  price  upon exercise  of the
option. The characteristics  of writing  call options  are similar  to those  of
writing  put  options,  except  that writing  calls  generally  is  a profitable
strategy if  prices remain  the same  or  fall. Through  receipt of  the  option
premium  a call writer  offsets part of the  effect of a  price decrease. At the
same time, because  a call  writer must be  prepared to  deliver the  underlying
instrument in return for the strike price, even if its current value is greater,
a call writer gives up some ability to participate in security price increases.
 
The  writer of a U.S. exchange traded put or call option on a security, an index
of securities or a futures contract is required to deposit cash or securities or
a letter of credit  as margin and to  make mark-to-market payments of  variation
margin if and as the position becomes unprofitable.
 
OPTIONS   ON  INDICES.  The  Portfolio  is   permitted  to  enter  into  options
transactions and may purchase  and sell put and  call options on any  securities
index  based  on  securities  in  which the  Portfolio  may  invest.  Options on
securities indices  are  similar  to  options on  securities,  except  that  the
exercise  of securities index  options is settled  by cash payment  and does not
involve the actual purchase  or sale of securities.  In addition, these  options
are  designed to reflect price fluctuations in  a group of securities or segment
of the securities market  rather than price fluctuations  in a single  security.
The  Portfolio, in purchasing or  selling index options, is  subject to the risk
that the value of its  portfolio securities may not change  as much as an  index
because  the Portfolio's investments generally will not match the composition of
an index.
 
For a number of reasons,  a liquid market may not  exist and thus the  Portfolio
may  not be able to close out an  option position that it has previously entered
into. When the  Portfolio purchases an  OTC option,  it will be  relying on  its
counterparty  to perform its obligations, and the Portfolio may incur additional
losses if the counterparty is unable to perform.
 
FUTURES CONTRACTS
 
When the  Portfolio  purchases a  futures  contract,  it agrees  to  purchase  a
specified  quantity of an  underlying instrument at a  specified future date and
price or to make or  receive a cash payment based  on the value of a  securities
index.  When  the  Portfolio sells  a  futures  contract, it  agrees  to  sell a
specified
 
                                      -11-
 
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<PAGE>

quantity of the underlying instrument at a specified future date and price or to
receive or make a  cash payment based  on the value of  a securities index.  The
price at which the purchase and sale will take place is fixed when the Portfolio
enters  into the contract. Futures can be held until their delivery dates or the
positions can  be  (and  normally are)  closed  out  before then.  There  is  no
assurance,  however, that a liquid market will  exist when a Portfolio wishes to
close out a particular position.
 
When the  Portfolio purchases  or sells  a futures  contract, the  value of  the
futures  contract tends to increase and decrease in tandem with the value of its
underlying instrument. Purchasing  futures contracts  may tend  to increase  the
Portfolio's  exposure  to  positive  and  negative  price  fluctuations  in  the
underlying instrument, much  as if  it had purchased  the underlying  instrument
directly,  as discussed above.  When the Portfolio sells  a futures contract, by
contrast, the value of  its futures position  will tend to  move in a  direction
contrary to the value of the underlying instrument. Selling futures contracts on
securities  similar  to those  held by  the Portfolio,  therefore, will  tend to
offset both  positive  and  negative  market  price  changes,  much  as  if  the
underlying instrument had been sold. Because there are a limited number of types
of  exchange-traded  options  and futures  contracts,  it is  likely  that these
standardized instruments  will  not exactly  match  the Portfolio's  current  or
anticipated  investments.  The Portfolio  may  invest in  futures  contracts and
options thereon based  on currencies  or on securities  with different  issuers,
maturities,  or other characteristics from the  securities in which it typically
invests, which involves  a risk that  the options or  futures position will  not
track  the performance of  the Portfolio's other  investments. The Portfolio may
also enter into transactions  in futures contracts  and options for  non-hedging
purposes, as discussed above.
 
The  purchaser or seller of a futures contract is not required to deliver or pay
for the underlying  instrument unless the  contract is held  until the  delivery
date.  However, when the Portfolio  buys or sells a  futures contract it will be
required to deposit 'initial margin' either  with the Custodian in a  segregated
account  in  the name  of  its futures  broker,  known as  a  futures commission
merchant ('FCM') or with the FCM. Initial margin deposits are typically equal to
a small  percentage of  the contract's  value. If  the value  of either  party's
position  declines, that  party will be  required to  make additional 'variation
margin' payments equal to the change in  value on a daily basis. The party  that
has  a gain  may be entitled  to receive  all or a  portion of  this amount. The
Portfolio may be obligated to make payments  of variation margin at a time  when
it  is disadvantageous to do so. Furthermore,  it may not always be possible for
the Portfolio to close out its futures positions. Until it closes out a  futures
position,  the Portfolio will be obligated  to continue to pay variation margin.
Initial and variation margin payments do not constitute purchasing on margin for
purposes of  the  Portfolio's  investment  restrictions. In  the  event  of  the
bankruptcy of an FCM that holds margin on behalf of the Portfolio, the Portfolio
may  be entitled to return of margin owed to it only in proportion to the amount
received by the FCM's  other customers, potentially resulting  in losses to  the
Portfolio.
 
COVER  -- SEGREGATED ACCOUNTS. The Portfolio will segregate liquid securities in
connection with its use of options and futures contracts to the extent  required
by  the SEC. Securities  held in a  segregated account cannot  be sold while the
futures contract or option is outstanding,  unless they are replaced with  other
suitable  assets. As a result, there is  a possibility that the segregation of a
large percentage of the Portfolio's assets could impede portfolio management  or
the   Portfolio's  ability  to   meet  redemption  requests   or  other  current
obligations.
 
For further information about the Portfolio's  use of futures and options and  a
more  detailed discussion  of associated  risks, see  'Investment Objectives and
Policies' in the SAI.
 
INVESTMENT RESTRICTIONS
 
The investment  objective of  the  Fund and  the  Portfolio, together  with  the
investment  restrictions described  below and in  the SAI, except  as noted, are
deemed fundamental policies, i.e., they  may be changed only  by the 'vote of  a
majority  of the  outstanding voting securities'  (as defined  in the Investment
Company  Act  of  1940  (the  '1940  Act')),  of  the  Fund  or  the  Portfolio,
respectively.  The Fund has  the same investment  restrictions as the Portfolio,
except that the Fund may invest all of its investable assets in another open-end
investment company with  the same  investment objective  and restrictions  (such
 
                                      -12-
 
<PAGE>
<PAGE>

as  the Portfolio). References below  to the Portfolio's investment restrictions
also include the Fund's investment restrictions.
 
As a diversified investment  company, 75% of the  total assets of the  Portfolio
are  subject to the following fundamental limitations: (a) the Portfolio may not
invest more than 5%  of its total  assets in the securities  of any one  issuer,
except  U.S. Government securities; and (b) the  Portfolio may not own more than
10% of the outstanding voting securities of any one issuer.
 
The Portfolio  may not:  (i) purchase  the securities  or other  obligations  of
issuers conducting their principal business activity in the same industry if its
investments  in such industry would  exceed 25% of the  value of the Portfolio's
total assets, except  this limitation  shall not  apply to  investments in  U.S.
Government  securities; (ii) enter  into reverse repurchase  agreements or other
permitted borrowings  that  constitute senior  securities  under the  1940  Act,
exceeding  in  the aggregate  one-third of  the value  of the  Portfolio's total
assets; or (iii) borrow money, except from banks for extraordinary or  emergency
purposes,  or mortgage,  pledge or hypothecate  any assets  except in connection
with any such borrowings or  permitted reverse repurchase agreements in  amounts
up to one-third of the value of the Portfolio's total assets at the time of such
borrowing,  or purchase securities while  borrowings and other senior securities
exceed 5% of  its total  assets. For  a more  detailed discussion  of the  above
investment  restrictions, as well  as a description  of certain other investment
restrictions, see 'Investment Restrictions' and 'Additional Information' in  the
SAI.
 
MANAGEMENT
 
DIRECTORS  AND  TRUSTEES.  Pursuant to  the  Trust's Declaration  of  Trust, the
Trustees  of  the  Trust  establish   the  Portfolio's  general  policies,   are
responsible  for the overall management of the  Trust, and review the actions of
the Adviser, Sub-Adviser, Administrator and other service providers.  Similarly,
the Directors of the Company set the Company's general policies, are responsible
for  the overall management  of the Company,  and review the  performance of its
service providers. Additional information about the Company's Board of Directors
and officers appears in the SAI under the heading 'Directors and Trustees'.  The
Trustees  of  the Trust  are also  the  Directors of  the Company,  which raises
certain conflicts  of interest.  The Company  and the  Trust have  each  adopted
written procedures reasonably designed to deal with these conflicts, should they
arise.  The officers of the Company are  also employees of Investors Bank or its
affiliates.
 
ADVISER AND FUNDS SERVICES AGENT. The  Company has not retained the services  of
an investment adviser with respect to the Fund because the Fund seeks to achieve
its  investment  objective by  investing  all of  its  investable assets  in the
Portfolio. The Portfolio has retained the  services of the New York Branch  (the
'Branch'  or  the  'Adviser')  of  Union Bank  of  Switzerland  (the  'Bank') as
investment adviser  and  UBS  Asset  Management (New  York)  Inc.  ('UBSAM')  as
investment  sub-adviser (the  'Sub-Adviser' and,  together with  the Branch, the
'Advisers'). The Branch, which operates out of offices located at 1345 Avenue of
the Americas, New York, New York, is licensed by the Superintendent of Banks  of
the  State of New York  under the banking laws  of the State of  New York and is
subject to  state and  federal  banking laws  and  regulations applicable  to  a
foreign  bank that operates a state licensed branch in the United States. UBSAM,
which also operates out of offices located  at 1345 Avenue of the Americas,  New
York, New York, is a registered investment adviser in the U.S.
 
The  Bank  has branches,  agencies, representative  offices and  subsidiaries in
Switzerland and in more  than 40 cities outside  Switzerland, including, in  the
United  States,  New  York City,  Houston,  Los  Angeles and  San  Francisco. In
addition to the receipt of  deposits and the making  of loans and advances,  the
Bank,  through its offices and  subsidiaries engages in a  wide range of banking
and financial  activities  typical of  the  world's major  international  banks,
including  fiduciary,  investment advisory  and  custodial services  and foreign
exchange in the United States, Swiss,  Asian and Euro-capital markets. The  Bank
is  one of the  world's leading asset managers  and has been  active in New York
City since  1946.  At March  31,  1997,  the Bank  (including  its  consolidated
subsidiaries)  had total assets of $      billion (unaudited) and equity capital
and reserves of $    billion (unaudited).
 
                                      -13-
 
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<PAGE>

The  Advisers  provide  investment  advice  and  portfolio  management  to   the
Portfolio.  Subject  to the  supervision of  the Trustees  and the  Adviser, the
Sub-Adviser makes the Portfolio's day-to-day investment decisions, arranges  for
the  execution of portfolio  transactions and generally  manages the Portfolio's
investments and operations. See 'Investment Adviser and Funds Services Agent' in
the SAI.
 
In addition to the  above-listed investment advisory  services, the Branch  also
provides  the  Fund  and  the  Portfolio  with  certain  related  administrative
services.  Subject  to   the  supervision   of  the   Directors  and   Trustees,
respectively,  the Branch is responsible for: establishing performance standards
for the third-party service providers of  the Fund and Portfolio and  overseeing
and  evaluating  the  performance  of such  entities;  providing  and presenting
quarterly management reports to the Directors and the Trustees; supervising  the
preparation  of reports  for Fund  and Portfolio  shareholders; and establishing
voluntary expense limitations for the  Fund and providing any resultant  expense
reimbursement to the Fund.
 
The  Branch provides its administrative services to the Fund pursuant to a Funds
Services Agreement  between the  Branch and  the Company.  The Branch  does  not
receive  a fee from the Company  or the Fund pursuant to  the terms of the Funds
Services Agreement.
 
Under the Trust's Investment Advisory Agreement, the Portfolio pays the  Adviser
a fee, calculated daily and payable monthly, equal, on an annual basis, to 0.60%
of  the Portfolio's average daily net  assets. The Branch has voluntarily agreed
to waive its  fees and reimburse  the Fund and  the Portfolio for  any of  their
respective  direct and  indirect expenses  to the  extent that  the Fund's total
operating expenses (including its share of the Portfolio's expenses) exceed,  on
an  annual basis, 1.00% of  the Fund's average daily  net assets. The Branch may
modify or discontinue this fee waiver and expense limitation at any time in  the
future with 30 days' prior notice to the Fund. See 'Expenses'.
 
The  Sub-Adviser uses  a sophisticated,  disciplined, collaborative  process for
managing all asset classes.                       and                        are
primarily  responsible for the  day-to-day management and  implementation of the
Sub-Adviser's process for the Portfolio. [Biographical information to be  added]
The  Sub-Adviser has not previously advised  a mutual fund, but has considerable
experience managing portfolios with similar  investment objectives. This may  be
viewed as a risk of investing in this Fund.
 
Pursuant  to the Sub-Advisory Agreement between the Adviser and the Sub-Adviser,
the Adviser  has agreed  to pay  the  Sub-Adviser a  fee, calculated  daily  and
payable  monthly, equal, on an annual basis  to 0.35% of the Portfolio's average
daily net assets. The Adviser is  solely responsible for paying the  Sub-Adviser
this fee.
 
INVESTMENTS  IN THE FUND ARE NOT DEPOSITS  WITH OR OBLIGATIONS OF, OR GUARANTEED
OR ENDORSED BY, THE BRANCH OR ANY OTHER BANK.
 
ADMINISTRATORS. The Fund and the Portfolio employ Investors Bank & Trust Company
('Investors  Bank')  and  Investors   Fund  Services  (Ireland)  Limited   ('IBT
Ireland'), a subsidiary of Investors Bank, respectively, as administrators under
Adminstration  Agreements (the  'Administration Agreements')  to provide certain
administrative services. The services provided by Investors Bank and IBT Ireland
under the  Administration agreements  include certain  accounting, clerical  and
bookkeeping  services,  Blue  Sky  (for the  fund  only),  corporate secretarial
services and assistance in the preparation and filing of tax returns and reports
to shareholders and  the Securities and  Exchange Commission ('SEC').  Investors
Bank  is  a wholly-owned  subsidiary of  Investors  Financial Services  Corp., a
publicly-held corporation and holding company registered under the Bank  Holding
Company Act of 1956.
 
For  its services under the Administration Agreement, the Fund has agreed to pay
Investors Bank a fee, calculated daily and payable monthly, equal, on an  annual
basis,  to 0.065% of the  Fund's first $100 million  of average daily net assets
and 0.025% of the next $100 million of average daily net assets. Investors  Bank
does  not receive a fee from  the Fund on average daily  net assets in excess of
$200 million.
 
For its services under the Administration Agreement, the Portfolio has agreed to
pay IBT Ireland a fee, calculated daily and payable monthly, equal, on an annual
basis, to 0.07 of the Portfolio's first $100 million of average daily net assets
and 0.05% of average daily net assets  in excess of $100 million. IBT  Ireland's
principal  offices are located at Deloitte & Touche House, 29 Earlsfort Terrace,
Dublin 2,  Ireland.  Investors  Bank's  principal offices  are  located  at  200
Clarendon Street, Boston, Massachusetts 02116.
 
                                      -14-
 
<PAGE>
<PAGE>

DISTRIBUTOR. Pursuant to a Distribution Agreement, First Fund Distributors, Inc.
(the 'Distributor') serves as the distributor of Fund shares. The Distributor is
a  broker-dealer  registered  with the  SEC  and  is a  member  of  the National
Association of Securities Dealers, Inc. ('NASD'). The Distributor is  authorized
by  the NASD to act as a  mutual fund underwriter and distributor. The principal
offices of  the Distributor  are located  at 4455  E. Camelback  Road,  Phoenix,
Arizona  85018. The Distributor does not receive  a fee pursuant to the terms of
the Distribution Agreement, but receives compensation from Investors Bank.
 
CUSTODIAN. Investors Bank also serves as the Custodian for the Portfolio and the
Fund and transfer and dividend disbursing agent for the Fund. See 'Custodian' in
the SAI. The Custodian also maintains  offices at 1 First Canadian Place,  Suite
2800, Toronto, Ontario M5X1C8.
 
SHAREHOLDER SERVICES
 
The  Company has entered into a shareholder servicing agreement with the Branch,
and may enter into additional shareholder servicing agreements with one or  more
financial  institutions (together with the Branch, 'Eligible Institutions') such
as  a  federal  or  state-chartered  bank,  trust  company,  savings  and   loan
association  or  savings bank,  or broker-dealer.  Pursuant to  each shareholder
servicing agreement, an Eligible Institution, as agent for its customers who are
purchasing shares of  the Fund, will  perform the following  services for  these
investors,  among other  things: coordinating shareholder  accounts and records,
assisting investors  seeking  to  purchase  or  redeem  Fund  shares,  providing
performance  information  relating to  the Fund,  and responding  to shareholder
inquiries. The Company  has agreed to  pay each Eligible  Institution a fee  for
these  services equal,  on an annual  basis, to  0.25% of the  average daily net
assets of the Fund represented by shares of the Fund owned during the period for
which payment is being made by customers of the Eligible Institution. Under  the
terms  of  the  shareholder  servicing  agreements,  Eligible  Institutions  may
delegate one  or more  of  their responsibilities  to  other entities  at  their
expense.
 
EXPENSES
 
In  addition to the fees of the Branch, Investors Bank and IBT Ireland, the Fund
will be responsible for other expenses, including brokerage costs and litigation
and extraordinary expenses. The Branch has voluntarily agreed to limit the total
operating expenses of the Fund,  excluding extraordinary expenses, to an  annual
rate  of 1.00% of the Fund's average daily  net assets. The Branch may modify or
discontinue this voluntary expense limitation at any time in the future with  30
days' prior notice to the Fund.
 
The  Fund  and  the  Portfolio  may  allocate  brokerage  transactions  to their
affiliates and the Adviser's affiliates only if the commissions received by such
affiliates are fair  and reasonable  when compared  to the  commissions paid  to
unaffiliated  brokers in connection with comparable transactions. See 'Portfolio
Transactions' in the SAI.
 
PURCHASE OF SHARES
 
GENERAL INFORMATION  ON  PURCHASES.  Investors may  purchase  Fund  shares  only
through   the  Distributor.  All  purchase  orders   must  be  accepted  by  the
Distributor. The Fund also reserves the  right to determine the purchase  orders
that  it will accept and  reserves the right to cease  offering its shares for a
period of time. The  shares of the  Fund may be purchased  only in those  states
where they may be lawfully sold.
 
The  minimum initial investment in the Fund  is $25,000, except that the minimum
initial investment is $10,000 for shareholders of another series of the Company.
The minimum subsequent investment in the  Fund for all investors is $5,000.  The
minimum initial investment for employees of the Bank or its affiliates is $5,000
and  the  minimum  subsequent  investment is  $1,000.  These  minimum investment
requirements may be waived at the Fund's sole discretion.
 
No share certificates will be issued.
 
PURCHASE PRICE AND SETTLEMENT. The shares of  the Fund are sold on a  continuous
basis  without a sales charge  at the net asset  value per share next determined
after receipt and acceptance  of a purchase order  by the Distributor. The  Fund
calculates  its net asset value at the close of business on any day on which the
New York  Stock Exchange  (the 'NYSE')  is  open for  regular trading  (a  'Fund
Business Day'). Purchase
 
                                      -15-
 
<PAGE>
<PAGE>

orders received and accepted by the Distributor prior to 4:00 p.m. New York time
on  any Fund  Business Day will  be effective and  is executed at  the net asset
value determined that day.  The purchaser becomes a  holder of record that  day,
provided  the Fund receives  payment for those shares  on the following business
day ('settlement date')  and as a  recordholder is entitled  to earn  dividends.
Purchase  orders  received after  4:00  p.m. will  receive  the net  asset value
determined on the next Fund Business Day,  and the investor becomes a holder  of
record  on the business  day following the Fund's  receipt of payment. Investors
will receive the number of full and  fractional shares of the Fund equal to  the
dollar  amount of their subscription divided by the net asset value per share of
the Fund next determined  on the day that  the investor's purchase is  accepted.
See also 'Purchase of Shares' in the Statement of Additional Information.
 
Customers  of  Eligible Institutions  should request  a representative  of their
Eligible Institution  to  assist them  in  placing  a purchase  order  with  the
Distributor.  Shareholders who do not currently  maintain a relationship with an
Eligible  Institution  may  purchase  shares  of  the  Fund  directly  from  the
Distributor by wire transfer or mail.
 
By  wire  transfer: Purchases  may be  made by  federal funds  wire. To  place a
purchase order with the Fund, the shareholder must telephone the Transfer  Agent
at  (888) UBS-FUND (888-827-3863). A completed account application must promptly
follow any wire order  for an initial  purchase. Completed account  applications
should  be mailed or  sent via facsimile. Investors  should contact the Transfer
Agent  for  further   instructions  regarding   account  applications.   Account
applications  are not required for subsequent purchases; however, the investor's
account number must be clearly indicated on the wire to ensure proper credit.
 
All investments must be paid for by U.S. Federal Funds wire. An investor  should
instruct its bank to wire federal funds as indicated below on settlement date:
 
                         Investors Bank & Trust Company
                     Attn: UBS Private Investor Funds, Inc.
                                ABA #: 011001438
                                DDA #: 841212416
                 for further credit to UBS High Yield Bond Fund
                 [Investor account name(s) and account number]
 
By mail: Shareholders may purchase shares of the Fund through the Distributor by
completing  an account application and mailing it, together with a check payable
to 'UBS Private Investor Funds, Inc.', to UBS Private Investor Funds, Inc.;  c/o
Investors  Bank &  Trust Company; P.O.  Box 9130; MFD  23; Boston, Massachusetts
02117-9130.
 
Checks are subject to collection at  full value. For shares purchased by  check,
dividend  payments and redemption  proceeds, if any, will  be delayed until such
funds are collected, which may take up to 15 days from the date of purchase. The
Fund will not accept third-party checks.
 
The Transfer Agent will  maintain the accounts for  all shareholders of  record.
For  account balance  information and shareholder  services, shareholders should
contact the Transfer Agent at (888) UBS-FUND (888-827-3863) or in writing to UBS
Private Investor Funds, Inc.; c/o Investors Bank & Trust Company; P.O. Box 9130;
MFD 23; Boston, MA 02117-9130.
 
REDEMPTION OF SHARES
 
GENERAL INFORMATION ON REDEMPTIONS. A shareholder  may redeem all or any  number
of  the shares registered  in its name at  any time at the  net asset value next
determined after  a  redemption  request  in proper  form  is  received  by  the
Distributor. To be in proper form, the Fund must have received the shareholder's
taxpayer identification number and address. Redemption requests must include the
name  of the Fund, the dollar amount or  number of shares to be redeemed and the
shareholder's account number.  The request  must be signed  by a  person who  is
authorized  to  transact  on  behalf  of  the  shareholder.  In  all  cases, all
signatures on a redemption request must  be signature guaranteed by an  eligible
guarantor  institution which  includes a domestic  bank, a  domestic savings and
loan institution, a domestic credit union, a member bank of the Federal  Reserve
System  or a  member firm  of a  national securities  exchange, pursuant  to the
Fund's standards and procedures. If the guarantor institution belongs to one  of
the
 
                                      -16-
 
<PAGE>
<PAGE>

Medallion  Signature programs, it  must use the  specific 'Medallion Guaranteed'
stamp. Guarantees by notaries public are not acceptable. Further  documentation,
such  as copies  of corporate  resolutions and  instruments of  authority may be
requested from corporations, administrators, executors, personal
representatives, trustees or custodians to evidence the authority of the  person
or entity making the redemption request.
 
Customers  of  Eligible  Institutions  must request  a  representative  of their
Eligible Institution to assist them in placing a redemption order with the Fund.
 
REDEMPTION PRICE AND SETTLEMENT. Redemption  orders received by the  Distributor
in  good form prior to 4:00 p.m. New York  time on any Fund Business Day will be
effected and executed at the net asset value determined on that day.  Redemption
orders  received after 4:00 p.m. New York  time will be effected and executed at
the net asset value determined on the next Fund Business Day. Proceeds from  the
redemption  will be  generally deposited  the next  business day  in immediately
available funds to the account designated by the redeeming shareholder, or  sent
by check to the address of record if requested by the shareholder.
 
Shareholders will continue to earn dividends through the day of redemption.
 
Shareholders  who maintain an  account directly with  the Distributor may redeem
Fund shares by mail or telephone.
 
By mail: Redemption requests  may be mailed to  the Transfer Agent,  identifying
the  Fund,  the  dollar  amount or  number  of  shares to  be  redeemed  and the
shareholder's account number.  The request must  be signed in  exactly the  same
manner  as the account is  registered (e.g., if there is  more than one owner of
the shares, all must sign). In all cases, a signature guarantee is required. See
'General Information on Redemptions' above.
 
By telephone: The  shareholder may  place a  redemption request  by calling  the
Transfer  Agent  at  888-UBS-FUND  (888-827-3863).  Shareholders  utilizing  the
telephone redemption option must have  previously designated this option on  the
initial account application, or by subsequent written authorization to the Fund.
Such  shareholders risk possible loss of principal  and income in the event of a
telephone redemption not  authorized by them.  The Fund and  the Transfer  Agent
will   employ  reasonable   procedures  to  verify   that  telephone  redemption
instructions are genuine  and will  require that shareholders  electing such  an
option provide a form of personal identification. The failure by the Fund or the
Transfer  Agent to  employ such  procedures may cause  the Fund  or the Transfer
Agent to  be  liable for  any  losses incurred  by  investors due  to  telephone
redemptions  based upon  unauthorized or fraudulent  instructions. The telephone
redemption option may  be modified  or discontinued at  any time  upon 60  days'
notice to shareholders.
 
MANDATORY REDEMPTION. If the value of a shareholder's holdings in the Fund falls
below  $10,000 because  of a redemption  of shares,  the shareholder's remaining
shares may  be redeemed  60 days  after  written notice  unless the  account  is
increased  to $10,000 or more. For example, a shareholder whose initial and only
investment is $10,000 may be subject to mandatory redemption resulting from  any
redemption that causes his or her investment to fall below $10,000.
 
FURTHER  REDEMPTION INFORMATION. Investors should  be aware that redemptions may
not be processed unless the redemption  request is submitted in proper form.  To
be  in  proper form,  the  Fund must  have  received the  shareholder's taxpayer
identification number and address.  As discussed under  'Taxes' below, the  Fund
may  be  required  to impose  'back-up'  withholding  of federal  income  tax on
dividends, distributions and redemptions  when non-corporate investors have  not
provided a certified taxpayer identification number. In addition, if an investor
sends  a check to the Distributor for the purchase of Fund shares and shares are
purchased with funds  made available  by the  Distributor before  the check  has
cleared,  the transmittal of  redemption proceeds from the  sale of those shares
will not occur until the check used  to purchase such shares has cleared,  which
may take up to 15 days. Redemption delays may be avoided by purchasing shares by
federal funds wire.
 
The  right of redemption may  be suspended or the  date of payment postponed for
such periods as the 1940 Act or  the SEC may permit. See 'Redemption of  Shares'
in the SAI.
 
                                      -17-
 
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<PAGE>

EXCHANGE OF SHARES
 
An  investor may  exchange Fund  shares for  shares of  any other  series of the
Company, without charge. An exchange may be  made so long as after the  exchange
the  investor has shares, in each series in which it remains an investor, with a
value equal to or greater than each such series' minimum investment amount.  See
'Purchase  of Shares' in  the prospectuses of  the other Company  series for the
minimum investment amounts for each of those funds. Shares are exchanged on  the
basis of relative net asset value per share. Exchanges are in effect redemptions
from  one  fund  and  purchases  of another  fund  and  the  usual  purchase and
redemption  procedures  and  requirements  are  applicable  to  exchanges.   See
appropriate  section relating to  the purchase and redemption  of shares in this
and  other  prospectuses.  See  also  'Additional  Information'  below  for   an
explanation of the telephone exchange policy.
 
Shareholders  subject to federal income tax who  exchange shares in one fund for
shares in another fund may recognize capital gain or loss for federal income tax
purposes. The  Fund  reserves the  right  to  discontinue, alter  or  limit  its
exchange  privilege  at  any  time.  For  investors  in  certain  states,  state
securities laws may restrict the availability of the exchange privilege.
 
RETIREMENT PLANS
 
The Fund  has available  a form  of Individual  Retirement Account  ('IRA')  for
investment in Fund shares. Subject to certain restrictions imposed by applicable
tax  laws, self-employed  individuals may  purchase shares  of the  Fund through
tax-deductible contributions to existing retirement plans known as Self-Employed
Retirement Plans ('SERPs'). Fund  shares may also be  a suitable investment  for
'401(k) Plans' which subject to certain restrictions allow their participants to
invest  in qualified pension  plans on a  tax-deferred basis. The  Fund does not
currently act as sponsor to such plans.
 
The minimum initial  investment for  all such  retirement plans  is $2,000.  The
minimum for all subsequent investments is $500.
 
Under  the  Internal  Revenue  Code  of  1986,  as  amended  (the  'Tax  Code'),
individuals may make IRA contributions of  up to $2,000 annually, which may  be,
depending  on the contributor's participation  in an employer-sponsored plan and
income  level,  wholly   or  partly  tax-deductible.   However,  dividends   and
distributions  held in the  account are not taxed  until withdrawn in accordance
with the provisions of the Tax Code. An individual with a non-working spouse may
establish a separate IRA for the spouse under the same conditions and contribute
a combined maximum of $4,000 annually to one or both IRAs provided that no  more
than $2,000 may be contributed to the IRA of either spouse.
 
Investors  should be aware that  they may be subject  to penalties or additional
taxes on contributions  to or withdrawals  from IRAs or  other retirement  plans
under certain circumstances. Prior to a withdrawal, shareholders may be required
to  certify  as to  their age  and  awareness of  such restrictions  in writing.
Clients of  Eligible Institutions  desiring information  concerning  investments
through   IRAs  or  other   retirement  plans  should   contact  their  Eligible
Institution. Clients  who  do  not  maintain a  relationship  with  an  Eligible
Institution  may obtain such information by  calling the Transfer Agent at (888)
UBS-FUND.
 
DIVIDENDS AND DISTRIBUTIONS
 
Dividends consisting of substantially all  of the Fund's net investment  income,
if  any, are declared and paid annually. The Fund may also declare an additional
dividend of net investment  income in a  given year to  the extent necessary  to
avoid the imposition of federal excise taxes on the Fund.
 
Substantially  all of  the Fund's  realized net capital  gains, if  any, will be
declared and paid on  an annual basis, except  that an additional capital  gains
distribution  may be made in  a given year to the  extent necessary to avoid the
imposition  of  federal  excise  taxes  on  the  Fund.  Declared  dividends  and
distributions  are payable on the payment date  to shareholders of record on the
record date.
 
Dividends and capital  gains distributions  paid by the  Fund are  automatically
reinvested  in additional  Fund shares  unless the  shareholder has  elected, in
writing, to have them paid  in cash. Dividends and  distributions to be paid  in
cash  are credited to the account designated by the shareholder or sent by check
 
                                      -18-
 
<PAGE>
<PAGE>

to the shareholder's  address of  record, in accordance  with the  shareholder's
instructions.  The Fund  reserves the right  to discontinue, alter  or limit the
automatic reinvestment privilege at any time.
 
NET ASSET VALUE
 
The Fund's net asset value per share equals the value of the Fund's total assets
(i.e., the value of its investment in the Portfolio plus its other assets)  less
the  amount of its liabilities, divided by the number of its outstanding shares,
rounded to the nearest cent. Expenses, including the fees payable to the service
providers of the Fund and the Portfolio, are accrued daily. Securities for which
market quotations are readily  available are valued at  market value. All  other
securities  will be valued at 'fair value'. See 'Net Asset Value' in the SAI for
information on the valuation of the Portfolio's assets and liabilities.
 
The Fund computes its  net asset value  once daily at the  close of business  on
Monday  through Friday, except that the net  asset value is not computed for the
Fund on a day  in which no orders  to purchase or redeem  Fund shares have  been
received or on any day on which the New York Stock Exchange is closed, including
the  following holidays: New Year's Day,  Presidents' Day, Good Friday, Memorial
Day, Independence Day, Labor  Day, Thanksgiving Day and  Christmas Day. On  days
when  U.S. trading markets close early in observance of these holidays, the Fund
expects to close for purchases and redemptions at the same time.
 
ORGANIZATION
 
UBS PRIVATE INVESTOR FUNDS, INC.
 
UBS Private  Investor  Funds,  Inc.,  a  Maryland  corporation  incorporated  on
November 16, 1995, is an open-end management investment company registered under
the 1940 Act and organized as a series fund. The Company is currently authorized
to  issue shares in  nine series: The UBS  Bond Fund Series;  The UBS Tax Exempt
Bond Fund Series; The UBS High Yield Bond Fund Series; The UBS Real Estate  Fund
Series;  The  UBS  International  Equity  Fund  Series;  The  UBS  Institutional
International Equity Fund Series; The UBS U.S. Equity Fund Series; The UBS Small
Cap Growth  Fund  Series;  and  The  UBS Large  Cap  Growth  Fund  Series.  Each
outstanding  share of the Company will have a pro rata interest in the assets of
its series, but  it will have  no interest in  the assets of  any other  Company
series.  Only shares of The UBS Large Cap Growth Fund Series are offered through
this Prospectus.
 
Shareholder inquiries by  clients of  Eligible Institutions may  be directed  to
their Eligible Institution and other shareholders may address their inquiries to
the Transfer Agent.
 
Shareholders  of the  Fund are entitled  to one vote  for each share  and to the
appropriate fractional vote for  each fractional share.  There is no  cumulative
voting.  Shares have no  preemptive or conversion rights.  Shares are fully paid
and nonassessable when  issued by the  Company. The Company  does not intend  to
hold  meetings  of shareholders  annually. The  Directors  may call  meetings of
shareholders for action by shareholder vote  as may be required by its  Articles
of  Incorporation  or  the  1940 Act.  For  further  organizational information,
including certain shareholder rights, see 'Organization' in the SAI.
 
UBS INVESTOR PORTFOLIOS TRUST
 
UBS Investor Portfolios Trust,  a master trust fund  formed under New York  law,
was organized on February 9, 1996. The Declaration of Trust permits the Trustees
to  issue interests divided into one or more subtrusts or series. To date, seven
series have been authorized, of which UBS Large Cap Growth Portfolio is one.
 
The Declaration  of  Trust  provides  that  no  Trustee,  shareholder,  officer,
employee,  or agent of  the Trust shall  be held to  any personal liability, nor
shall resort be had  to such person's private  property for the satisfaction  of
any  obligation or  claim or  otherwise in  connection with  the affairs  of the
Portfolio, but that only the Trust property shall be liable.
 
The Declaration of Trust provides that the Fund and other entities investing  in
the  Portfolio  (e.g., other  investment  companies, insurance  company separate
accounts and common and commingled trust funds)
 
                                      -19-
 
<PAGE>
<PAGE>

will each be liable for all the obligations of the Portfolio. However, the  risk
of  the Fund's incurring financial loss on  account of such liability is limited
to circumstances in which  both inadequate insurance  existed and the  Portfolio
itself  was unable  to meet its  obligations. Accordingly,  the Trustees believe
that neither the Fund nor its shareholders will be adversely affected by  reason
of the Fund's investment in the Portfolio.
 
TAXES
 
The  Fund intends to qualify  as a regulated investment  company (a 'RIC') under
Subchapter M of the Tax Code. As a RIC, a Fund (as opposed to its  shareholders)
will  not be subject  to federal income  taxes on the  net investment income and
capital gains that it  distributes to its shareholders,  provided that at  least
90%  of its net investment  income and realized net  short-term capital gains in
excess of net long-term capital losses for the taxable year is distributed.  The
Portfolio  intends to qualify as a  partnership for federal income tax purposes.
As such, the Portfolio generally should not be subject to tax. The status of the
Fund as a regulated investment company is dependent on, among other things,  the
Portfolio's  continued  qualification as  a partnership  for federal  income tax
purposes.
 
Dividends from  net  investment  income  and  distributions  from  realized  net
short-term  capital gains in excess of  net long-term capital losses are taxable
as ordinary income to Fund shareholders whether such distributions are  received
in  the form  of cash  or reinvested  in additional  shares. To  the extent that
dividends distributed to shareholders are designated as derived from the  Fund's
dividend  income that would be eligible  for the dividends received deduction if
the Fund were not a regulated  investment company, such dividends are  eligible,
subject  to certain restrictions,  for the 70%  dividends received deduction for
corporations. Distributions  of net  long-term capital  gains in  excess of  net
short-term  capital losses are taxable to Fund shareholders as long-term capital
gains regardless of  how long  a shareholder  has held  shares in  the Fund  and
regardless  of whether received in the form  of cash or reinvested in additional
shares. Long-term capital gains distributions to corporate shareholders are  not
eligible  for  the dividends-received  deduction.  Annual statements  as  to the
current federal tax status of distributions will be mailed to shareholders after
the end of the taxable year for the Fund.
 
Any gain or  loss realized on  the redemption or  exchange of Fund  shares by  a
shareholder  who is  not a  dealer in  securities generally  will be  treated as
long-term capital gain or loss  if the shares have been  held for more than  one
year,  and  otherwise as  short-term  capital gain  or  loss. However,  any loss
realized by a shareholder upon the redemption or exchange of shares in the  Fund
held  for six months or less will be  treated as a long-term capital loss to the
extent of any long-term capital  gain distributions received by the  shareholder
with respect to such shares. In addition, no loss will be allowed on the sale or
other  disposition of shares  of the Fund if,  and to the  extent that, within a
period beginning 30 days before the date of such sale or disposition and  ending
30  days  after  such  date,  the  holder  acquires  (such  as  through dividend
reinvestment) securities that are substantially  identical to the shares of  the
Fund.
 
The  Fund will generally be subject to an excise  tax of 4% on the amount of any
income  or  capital  gains,  above  certain  permitted  levels,  distributed  to
shareholders  on  a  basis such  that  such income  or  gain is  not  taxable to
shareholders in  the  calendar  year  in  which  it  was  earned  by  the  Fund.
Furthermore,  dividends declared  in October,  November, or  December payable to
shareholders of record  on a  specified date  in such a  month and  paid in  the
following  January will be treated as having  been paid by the Fund and received
by each shareholder in December. Under this rule, therefore, shareholders may be
taxed in one year on dividends or distributions actually received in January  of
the following year.
 
Distributions  of net investment income or net long-term capital gains will have
the effect of reducing the net asset value of the Fund's shares by the amount of
the distribution. If the net asset value is reduced below a shareholder's  cost,
the  distribution will  nonetheless be taxable  as described above,  even if the
distribution represents a return of invested capital. Investors should  consider
the  tax implications of  buying shares just  prior to a  distribution, when the
price of shares may reflect the amount of the forthcoming distribution.
 
If a correct and  certified taxpayer identification number  is not on file,  the
Fund  is required,  subject to  certain exemptions,  to withhold  31% of certain
payments made or distributions declared to non-corporate
 
                                      -20-
 
<PAGE>
<PAGE>

shareholders. Shareholders should be  aware that, under applicable  regulations,
the  Fund may be fined up to $50 annually for each account for which a certified
taxpayer identification number is not provided. In the event that such a fine is
imposed with respect  to any uncertified  account in any  year, a  corresponding
charge may be made against that account.
 
This  discussion of tax consequences is based on U.S. federal tax laws in effect
on the date of this Prospectus. These laws and regulations are subject to change
by legislative  or  administrative  action, possibly  with  retroactive  effect.
Investors  are urged to consult their own  tax advisors with respect to specific
questions as to federal taxes and with respect to the applicability of state  or
local taxes. See 'Taxes' in the SAI.
 
ADDITIONAL INFORMATION
 
The  Fund  will  send  its  shareholders  annual  and  semi-annual  reports. The
financial statements appearing in annual reports will be audited by  independent
accountants.  Shareholders also will be sent  confirmations of each purchase and
redemption and periodic  statements reflecting all  account activity,  including
dividends  and any distributions whether reinvested in additional shares or paid
in cash.
 
Shareholders of  certain Eligible  Institutions may  be given  the privilege  to
initiate  transactions  automatically  by  telephone  upon  opening  an account.
However, an investor should be aware that a transaction authorized by  telephone
and  reasonably believed to be genuine by  the Company, the Branch, the Eligible
Institution, the Transfer Agent or the  Distributor may subject the investor  to
risk  of loss if such  instruction is subsequently found  not to be genuine. The
Company and its service providers  will employ reasonable procedures,  including
requiring investors to give a form of personal identification and tape recording
of telephonic instructions, to confirm that telephonic instructions by investors
are  genuine; if it does not,  it or the service provider  may be liable for any
losses due to unauthorized or fraudulent instructions.
 
The Fund may make historical  performance information available and may  compare
its  performance to other  investments or relevant  indices, including data from
Lipper Analytical  Services, Inc.,  Micropal  Inc., Morningstar  Inc.,  Ibbotson
Associates, S&P 500 Index, the Dow Jones Average, the Frank Russell Indices, the
Financial Times World Stock Index and other industry publications.
 
The Fund may advertise 'total return'. The total return shows what an investment
in  the Fund would have earned over a specified period of time (one, five or ten
years or  since commencement  of operations,  if less)  assuming that  all  Fund
distributions  and dividends were reinvested on  the reinvestment dates and less
all recurring  fees  during the  period  and  assuming the  redemption  of  such
investment at the end of each period. This method of calculating total return is
required  by regulations  of the  SEC. Total  return data  similarly calculated,
unless otherwise indicated,  over other specified  periods of time  may also  be
used.  All  performance figures  are based  on historical  earnings and  are not
intended to indicate future performance. Performance information may be obtained
by clients of an  Eligible Institution by calling  the Eligible Institution  and
other shareholders may address their inquiries to the Transfer Agent.
 
                                      -21-

<PAGE>
<PAGE>

TABLE OF CONTENTS
 
<TABLE>
<S>                                                                                                 <C>
Investors for Whom the Fund is Designed..........................................................     2
Master-Feeder Structure..........................................................................     4
Investment Objective and Policies................................................................     5
Additional Investment Information and Risk Factors...............................................     6
Investment Restrictions..........................................................................    12
Management.......................................................................................    13
Shareholder Services.............................................................................    15
Expenses.........................................................................................    15
Purchase of Shares...............................................................................    15
Redemption of Shares.............................................................................    16
Exchange of Shares...............................................................................    18
Retirement Plans.................................................................................    18
Dividends and Distributions......................................................................    18
Net Asset Value..................................................................................    19
Organization.....................................................................................    19
Taxes............................................................................................    20
Additional Information...........................................................................    21
</TABLE>
 
- --------------------------------------------------------------------------------
 
<TABLE>
<S>                                                  <C>
INVESTMENT ADVISER                                   Union Bank of Switzerland,
                                                     New York Branch
                                                     1345 Avenue of the Americas
                                                     New York, New York 10105
 
ADMINISTRATOR AND CUSTODIAN                          Investors Bank & Trust Company
                                                     200 Clarendon Street
                                                     Boston, Massachusetts 02116
 
DISTRIBUTOR                                          First Fund Distributors, Inc.
                                                     4455 E. Camelback Road
                                                     Phoenix, Arizona 85018
</TABLE>
 
- --------------------------------------------------------------------------------
 
NO PERSON HAS BEEN AUTHORIZED TO GIVE ANY INFORMATION OR TO MAKE ANY
REPRESENTATIONS OTHER THAN THOSE CONTAINED IN THIS PROSPECTUS, AND, IF GIVEN OR
MADE, SUCH OTHER INFORMATION OR REPRESENTATIONS MUST NOT BE RELIED UPON AS
HAVING BEEN AUTHORIZED BY THE FUND. THIS PROSPECTUS DOES NOT CONSTITUTE AN OFFER
TO SELL, OR A SOLICITATION OF AN OFFER TO BUY, BY THE FUND IN ANY JURISDICTION
IN WHICH SUCH OFFER TO SELL OR SOLICITATION MAY NOT LAWFULLY BE MADE.
 
[LOGO]




<PAGE>
<PAGE>



UBS
SMALL CAP
FUND

- ----------------------------------

UBS
PRIVATE INVESTOR
FUNDS, INC.



PROSPECTUS
AUGUST  , 1997



<PAGE>
<PAGE>

PROSPECTUS
 
UBS SMALL CAP FUND
200 CLARENDON STREET
BOSTON, MASSACHUSETTS 02116
FOR INFORMATION CALL (888) UBS-FUND ((888) 827-3863)
 
UBS Small Cap Fund (the 'Fund') seeks to provide long-term capital appreciation.
In  order  to accomplish  this, the  Adviser  intends to  invest primarily  in a
diversified portfolio  of common  stocks and  other equity  securities of  small
capital growth companies that the Adviser believes offer investors above average
potential for capital appreciation. Small capital growth companies are companies
that  have  stock market  capitalizations ranging  between  $100 million  and $1
billion at the time of initial purchase  and may include companies still in  the
developmental stage or older companies that appear to be entering a new stage of
growth  owing to factors such as  management changes or new technology, products
or markets. It may also  include providers of products  or services with a  high
unit  volume growth rate. There  is no assurance that  the Fund will achieve its
stated objective.
 
The Fund is  a diversified, no-load  mutual fund  for which there  are no  sales
charges or exchange or redemption fees. The Fund is one of several series of UBS
Private  Investor Funds, Inc. (the 'Company'), an open-end management investment
company organized as a corporation under Maryland law.
 
UNLIKE OTHER MUTUAL FUNDS THAT DIRECTLY  ACQUIRE AND MANAGE THEIR OWN  PORTFOLIO
OF  SECURITIES, THE FUND SEEKS TO  ACHIEVE ITS INVESTMENT OBJECTIVE BY INVESTING
ALL OF ITS INVESTABLE ASSETS IN  UBS SMALL CAP PORTFOLIO (THE 'PORTFOLIO').  THE
PORTFOLIO  IS  A SERIES  OF  UBS INVESTOR  PORTFOLIOS  TRUST, (THE  'TRUST'), AN
OPEN-END MANAGEMENT INVESTMENT  COMPANY. THE PORTFOLIO  HAS THE SAME  INVESTMENT
OBJECTIVE AS THE FUND. THE FUND EMPLOYS A TWO-TIER MASTER-FEEDER INVESTMENT FUND
STRUCTURE   THAT   IS  MORE   FULLY  DESCRIBED   UNDER  THE   SECTION  CAPTIONED
'MASTER-FEEDER STRUCTURE'.
 
The Portfolio is advised by the New York Branch (the 'Branch' or the  'Adviser')
of  Union Bank of Switzerland  (the 'Bank') and UBS  Asset Management (New York)
Inc. (the 'Sub-Adviser' and, together with the Adviser, the 'Advisers').
 
This Prospectus  sets forth  concisely the  information about  the Fund  that  a
prospective  investor  ought to  know before  investing. It  should be  read and
retained for  future reference.  A Statement  of Additional  Information,  dated
August     , 1997  (the 'SAI'),  provides further  discussion of  certain topics
referred to in  this Prospectus and  other matters  that may be  of interest  to
investors.  The SAI has been filed  with the Securities and Exchange Commission,
is incorporated  herein  by reference,  and  is available  without  charge  upon
written  request  from the  Company or  Distributor (as  defined herein)  at the
addresses set forth on  the back cover  of the Prospectus,  or by calling  (888)
UBS-FUND ((888) 827-3863).
 
INVESTMENTS  IN THE FUND ARE NOT DEPOSITS  WITH OR OBLIGATIONS OF, OR GUARANTEED
OR ENDORSED BY, UNION BANK OF SWITZERLAND OR ANY OTHER BANK. SHARES OF THE  FUND
ARE  NOT  INSURED  BY THE  FEDERAL  DEPOSIT INSURANCE  CORPORATION,  THE FEDERAL
RESERVE BOARD, OR  ANY OTHER  GOVERNMENT AGENCY. AN  INVESTMENT IN  THE FUND  IS
SUBJECT  TO RISKS THAT MAY CAUSE THE  VALUE OF THE INVESTMENT TO FLUCTUATE. WHEN
THE INVESTMENT IS REDEEMED,  THE VALUE MAY  BE HIGHER OR  LOWER THAN THE  AMOUNT
ORIGINALLY INVESTED BY THE INVESTOR.
 
THESE  SECURITIES HAVE  NOT BEEN APPROVED  OR DISAPPROVED BY  THE SECURITIES AND
EXCHANGE COMMISSION OR ANY  STATE SECURITIES COMMISSION  NOR HAS THE  SECURITIES
AND  EXCHANGE  COMMISSION OR  ANY STATE  SECURITIES  COMMISSION PASSED  UPON THE
ACCURACY OR ADEQUACY OF THIS PROSPECTUS. ANY REPRESENTATION TO THE CONTRARY IS A
CRIMINAL OFFENSE.
 
PROSPECTUS DATED AUGUST   , 1997.

<PAGE>
<PAGE>

UBS SMALL CAP FUND
INVESTORS FOR WHOM THE FUND IS DESIGNED
 
UBS  Small Cap  Fund (the  'Fund') is  designed for  investors seeking long-term
capital  appreciation.  Because  of  the  risks  associated  with  common  stock
investments,  the Fund is intended  to be a long-term  investment vehicle and is
not intended to  provide investors with  a means for  speculating on  short-term
market  movements.  The  Fund  seeks  to  achieve  its  investment  objective by
investing all  of  its  investable  assets  in  UBS  Small  Cap  Portfolio  (the
'Portfolio').  The Portfolio is  a series of UBS  Investor Portfolios Trust (the
'Trust'), an open-end management investment company. The Portfolio has the  same
investment  objective as  the Fund.  Because the  investment characteristics and
experience of the Fund will correspond directly with those of the Portfolio, the
discussion in this Prospectus focuses on the investments and investment policies
of the Portfolio.  The net asset  value of  shares of the  Fund fluctuates  with
changes in the value of the investments in the Portfolio.
 
The  Portfolio may make  various types of investments  in seeking its objective.
Among the permissible  investments for  the Portfolio are  equity securities  of
domestic  issuers with  market capitalizations ranging  from $100  million to $1
billion. Equity  securities  include  common stocks  and  securities  which  are
convertible  into  common  stocks.  The Portfolio  may  also  invest  in futures
contracts, options  and certain  privately  placed securities.  The  Portfolio's
investments  in securities of smaller or  less established issuers involve risks
and may be more volatile and less  liquid than the securities of larger or  more
established  domestic issuers.  For further information  about these investments
and related  investment  techniques,  see 'Investment  Objective  and  Policies'
discussed below.
 
The  minimum initial investment in the Fund  is $25,000, except that the minimum
initial investment is $10,000 for shareholders of another series of UBS  Private
Investor  Funds, Inc. (the 'Company'). The minimum subsequent investment for all
investors is $5,000. These minimums may be waived at the Fund's discretion.  See
'Purchase of Shares'. If shareholders reduce their total investment in shares of
the  Fund to less  than $10,000, their  investment will be  subject to mandatory
redemption. See 'Redemption of Shares -- Mandatory Redemption'. The Fund is  one
of  several series  of the  Company, an  open-end management  investment company
organized as a Maryland corporation.
 
This Prospectus describes the investment objective and policies, management  and
operations  of the Fund  to enable investors  to decide if  the Fund suits their
investment needs. The Fund operates through a two-tier master-feeder  investment
fund  structure.  The  Company's  Board of  Directors  (the  'Directors'  or the
'Board') believes  that  this  structure provides  Fund  shareholders  with  the
opportunity  to  achieve  certain economies  of  scale that  would  otherwise be
unavailable  if  the  shareholders'  investments  were  not  pooled  with  other
investors sharing similar investment objectives.
 
The  following table illustrates that investors in the Fund incur no shareholder
transaction expenses: their  investments in  the Fund  are subject  only to  the
operating  expenses  set  forth below  for  the  Fund and  the  Portfolio,  as a
percentage of average daily net assets  of the Fund. The Directors believe  that
the  aggregate  per  share  expenses  of the  Fund  and  the  Portfolio  will be
approximately equal to and  may be less  than the expenses  that the Fund  would
incur  if it  retained the  services of an  investment adviser  and invested its
assets directly  in  portfolio  securities.  Fund  and  Portfolio  expenses  are
discussed  below under  the headings  'Management', 'Expenses'  and 'Shareholder
Services'.
 
SHAREHOLDER TRANSACTION EXPENSES
 
<TABLE>
<S>                                                                                                    <C>
Sales Load Imposed on Purchases.....................................................................   None
Sales Load Imposed on Reinvested Dividends..........................................................   None
Deferred Sales Load.................................................................................   None
Redemption Fees.....................................................................................   None
Exchange Fees.......................................................................................   None
</TABLE>
 
                                      -2-
 
<PAGE>
<PAGE>

 
<TABLE>
<S>                                                                                                    <C>
EXPENSE TABLE
 
ANNUAL OPERATING EXPENSES*
Advisory Fees, After Fee Waiver**...................................................................   0.05%
Rule 12b-1 Fees.....................................................................................   None
Other Expenses, After Expense Reimbursements***.....................................................   1.15%
                                                                                                       ----
Total Operating Expenses, After Fee Waivers and Expense Reimbursements*.............................   1.20%
                                                                                                       ----
                                                                                                       ----
</TABLE>
 
*   Expenses are expressed as a percentage of the Fund's projected average daily
net assets and are based on the annualized estimates of expenses expected to  be
incurred during the fiscal period ending December 31, 1997, after any applicable
fee  waivers and  expense reimbursements. Without  such fee  waivers and expense
reimbursements, Total Operating Expenses are estimated to be equal, on an annual
basis,  to  1.75%  of  the  Fund's  projected  average  daily  net  assets.  See
'Management'.
 
**    The New  York Branch  (the 'Branch'  or  the 'Adviser')  of Union  Bank of
Switzerland (the 'Bank') has agreed to waive fees and reimburse each of the Fund
and the Portfolio for any of  their respective operating expenses to the  extent
that the Fund's total operating expenses (including its share of the Portfolio's
expenses)  exceed, on  an annual  basis, 1.20% of  the Fund's  average daily net
assets. The Branch may modify or discontinue this undertaking at any time in the
future with 30  days' prior  notice to the  Fund. The  Portfolio's advisory  fee
would  be equal, on an annual basis, to 0.60% of the average daily net assets of
the Portfolio if there were no fee waiver in effect. See 'Management --  Adviser
and Funds Services Agent' and 'Expenses'.
 
*** The fees and expenses in Other Expenses include fees payable to:
     (i)  Investors Bank &  Trust Company ('Investors  Bank', the 'Custodian' or
     the 'Transfer Agent') (a) under an Administration Agreement with the  Fund,
     (b) as custodian of the Fund and the Portfolio and (c) as transfer agent of
     the Fund,
     (ii)  Investors Fund  Services (Ireland)  Limited ('IBT  Ireland') under an
     Administration Agreement with the Portfolio, and
     (iii) Eligible Institutions  providing shareholder  services under  various
     shareholder servicing agreements.
 
For  a more detailed description of  contractual fee arrangements, including fee
waivers and expense  reimbursements, and of  the fees and  expenses included  in
Other Expenses, see 'Management' and 'Shareholder Services'.
 
EXAMPLE
 
An  investor would pay the following expenses on a $1,000 investment, assuming a
5% annual return and redemption at the end of each time period:
 
<TABLE>
<S>                                                            <C>
1 Year......................................................   $12
3 Years.....................................................    38
</TABLE>
 
The above Expense  Table is designed  to assist investors  in understanding  the
various  direct and indirect costs and expenses that Fund investors are expected
to bear  and reflects  the expenses  of the  Fund and  the Fund's  share of  the
Portfolio's  expenses. In  connection with the  above Example,  please note that
$1,000 is less than the Fund's minimum investment requirement and that there are
no redemption or exchange fees of any kind. See 'Purchase of Shares',  'Exchange
of  Shares'  and 'Redemption  of  Shares'. THE  EXAMPLE  IS HYPOTHETICAL;  IT IS
INCLUDED SOLELY FOR ILLUSTRATIVE PURPOSES,  AND ASSUMES THE CONTINUATION OF  THE
FEE WAIVERS AND EXPENSE REIMBURSEMENTS REPRESENTED IN THE ABOVE 'EXPENSE TABLE'.
IT  SHOULD  NOT BE  CONSIDERED A  REPRESENTATION  OF FUTURE  PERFORMANCE; ACTUAL
EXPENSES MAY BE MORE OR LESS THAN THOSE SHOWN.
 
                                      -3-
 
<PAGE>
<PAGE>

HISTORICAL PERFORMANCE OF COMPARABLE DISCRETIONARY ACCOUNTS. The following table
sets forth (i) the composite total return for the one, three, five and ten  year
periods  ended June 30, 1997 for all discretionary accounts described below that
have been managed for  at least one  full quarter by  UBS Asset Management  (New
York)  Inc.,  a wholly-owned  subsidiary  of the  Bank  ('UBSAM'), and  (ii) the
average annual total returns during the same periods for the Russell 2000 Index.
The discretionary accounts described  in (i) above  have substantially the  same
investment  objective and policies and are managed in a manner substantially the
same as the  Portfolio. The composite  total return for  such accounts has  been
adjusted to deduct all of the Fund's annual total operating expenses of 1.20% of
average  daily net assets as set forth in the Expense Table above. The composite
total return  is  time-weighted and  weighted  by individual  account  size  and
reflects  the reinvestment of dividends and interest. The discretionary accounts
are not subject to certain investment limitations, diversification  requirements
and  other  restrictions  imposed by  federal  securities  and tax  laws  on the
Portfolio that, if applied  to the accounts, may  have adversely affected  their
performance  results. The composite total return of these discretionary accounts
does not represent the historical performance of the Portfolio and should not be
viewed as a prediction of future performance of the Portfolio. The Russell  2000
Index  (the  'Index')  is an  unmanaged  index  that includes  2,000  U.S. small
capitalization stocks and is  a common measure of  the performance of the  small
capitalization  segment of the U.S. stock market. The total returns of the Index
do not include management fees or commissions.
 
<TABLE>
<CAPTION>
                                                                                   COMPOSITE
                                                                                  TOTAL RETURN
                                                                                OF SUB-ADVISER'S
                         AVERAGE ANNUAL TOTAL RETURN                             DISCRETIONARY      RUSSELL 2000
                    FOR THE PERIODS ENDED JUNE 30, 1997:                            ACCOUNTS        TOTAL RETURN
- -----------------------------------------------------------------------------   ----------------    ------------
 
<S>                                                                             <C>                 <C>
          One Year...........................................................              %                 %
          Three Years........................................................              %                 %
          Five Years.........................................................              %                 %
          Ten Years..........................................................              %                 %
</TABLE>
 
MASTER-FEEDER STRUCTURE
 
Unlike other mutual funds that directly  acquire and manage their own  portfolio
of  securities, the Fund seeks to  achieve its investment objective by investing
all of its  investable assets in  the Portfolio, a  separate investment  company
with  the same investment objective as the Fund. The investment objective of the
Fund and the Portfolio may be changed only with the approval of the holders of a
majority of the outstanding voting securities of  the Fund or a majority of  the
investors in the Portfolio, respectively, after 30 days' prior notice.
 
This   master-feeder  structure  has  been  developed  relatively  recently,  so
shareholders should carefully consider this investment approach.
 
In addition to selling an interest in  the Portfolio to the Fund, the  Portfolio
may  sell  interests in  the Portfolio  to other  mutual funds  or institutional
investors. Such investors  will invest in  the Portfolio on  the same terms  and
conditions  as the Fund and will incur  a proportionate share of the Portfolio's
expenses. However, other entities investing in the Portfolio may sell shares  of
their  own  fund  using a  different  pricing  structure than  the  Fund's. Such
different pricing structures may result in differences in returns experienced by
investors in  other funds  that invest  in the  Portfolio. Such  differences  in
returns  are  not uncommon  and  are present  in  other mutual  fund structures.
Information concerning other holders of interests in the Portfolio is  available
from Investors Bank at (888) UBS-FUND.
 
The  Fund may withdraw its investment in the  Portfolio at any time if the Board
determines that  it is  in the  Fund's best  interest to  do so.  Upon any  such
withdrawal,  the Board would consider what  action might be taken, including the
investment of all the Fund's assets  in another pooled investment entity  having
the  same investment objective and restrictions as  the Fund or the retaining of
an investment  adviser  to manage  the  Fund's  assets in  accordance  with  the
investment policies described below with respect to the Portfolio.
 
                                      -4-
 
<PAGE>
<PAGE>

Certain   changes  in   the  Portfolio's   investment  objective,   policies  or
restrictions, or a failure by the Fund's shareholders to approve a change in the
Portfolio's investment  objective  or  restrictions, may  require  the  Fund  to
withdraw  its investments in the Portfolio.  Any such withdrawal could result in
an  in-kind  distribution  of  portfolio  securities  (as  opposed  to  a   cash
distribution)  by the Portfolio to  the Fund. Such a  distribution may result in
the Fund's  having a  less  diversified portfolio  of investments  or  adversely
affect  the Fund's liquidity, and  the Fund could incur  brokerage, tax or other
charges in converting such securities to cash. Notwithstanding the above,  there
are other means for meeting shareholder redemption requests, such as borrowing.
 
Smaller  funds  investing in  the Portfolio  may be  materially affected  by the
actions of larger funds investing in the Portfolio. For example, if a large fund
withdraws from the  Portfolio, the remaining  funds may subsequently  experience
higher  pro  rata operating  expenses,  thereby lowering  returns. Additionally,
because the  Portfolio would  become smaller,  it may  become less  diversified,
resulting  in potentially increased portfolio risk (however, these possibilities
also exist for traditionally structured  funds that have large or  institutional
investors  who may withdraw  from a fund).  Also, funds with  a greater pro rata
ownership  in  the  Portfolio  could  have  effective  voting  control  of   its
operations.  Except as permitted by the  Securities and Exchange Commission (the
'SEC'), whenever the  Fund is  requested to vote  on matters  pertaining to  the
Portfolio,  the Company will hold  a meeting of Fund  shareholders and will cast
all of its votes proportionately as  instructed by the Fund's shareholders.  See
'Organization' in the SAI. Fund shareholders who do not vote will not affect the
Fund's  votes at  the Portfolio meeting.  The percentage of  the Company's votes
representing Fund shareholders not  voting will be voted  by the Company in  the
same proportion as the Fund shareholders who do, in fact, vote.
 
For  more information about  the Portfolio's investment  objective, policies and
restrictions, see 'Investment  Objective and  Policies', 'Additional  Investment
Information   and  Risk   Factors'  and  'Investment   Restrictions'.  For  more
information about the Portfolio's management and expenses, see 'Management'. For
more  information  about  changing   the  investment  objective,  policies   and
restrictions of the Fund or the Portfolio, see 'Investment Restrictions'.
 
INVESTMENT OBJECTIVE AND POLICIES
 
The  investment  objective of  the Fund  and the  Portfolio is  described below,
together with  the policies  each  employs to  seek  to achieve  its  objective.
Additional  information  about  the  investment policies  of  the  Fund  and the
Portfolio appears in  the SAI  under 'Investment Objectives  and Policies'.  The
Fund  seeks  to  achieve  its  investment  objective  by  investing  all  of its
investable assets in the Portfolio, which  has the same investment objective  as
the Fund. There can be no assurance that the investment objective of the Fund or
the Portfolio will be achieved.
 
The  Adviser is  responsible for supervising  the management  of the Portfolio's
investments. Consistent  with  these duties,  the  Adviser has  entered  into  a
Sub-Advisory  Agreement  with UBSAM  (the 'Sub-Adviser'  and, together  with the
Adviser, the 'Advisers'), whereby the  Sub-Adviser is primarily responsible  for
the  day-to-day investment  decisions for the  Portfolio. The  Adviser is solely
responsible for paying the Sub-Adviser for these services. The Sub-Adviser is an
affiliate of the Adviser.
 
The Portfolio's objective is to provide long-term capital appreciation. In order
to accomplish this, the Portfolio intends  to invest primarily in a  diversified
portfolio  of  common stocks,  preferred stocks  and  other securities  (such as
warrants and rights) that are either convertible into or exchangeable for common
stocks of small  capital growth  companies. Small capital  growth companies  are
generally  rapidly growing  companies with  market capitalizations  ranging from
$100 million to $1 billion at the time of acquisition by the Portfolio and which
also have, in the Sub-Adviser's  judgment, reasonable valuations. Small  capital
growth companies may include companies still in the developmental stage or older
companies that appear to be entering a new stage of growth owing to factors such
as  management changes  or new technology,  products or markets  and may include
providers of products or services with a high unit volume growth rate.
 
The Portfolio may also  invest up to  20% of its  assets in foreign  securities,
including American Depository Receipts ('ADRs'), which the Adviser believes meet
the Portfolio's investment objective and relevant
 
                                      -5-
 
<PAGE>
<PAGE>

policies.  See 'Foreign  Investment Information' and  'Foreign Currency Exchange
Transactions' under 'Additional Investment Information and Risk Factors'.
 
Under normal circumstances, the Portfolio will invest at least 65% of its assets
in small capital growth companies. The  Portfolio may also invest in  securities
of  emerging growth companies -- i.e. small  or medium sized companies that have
passed their start-up  phase and that  show positive earnings  and prospects  of
achieving  significant profit  and gain  in a  relatively short  period of time.
Emerging growth companies generally stand to benefit from new products, services
or processes,  technological developments  or changes  in management  and  other
factors   and  include  smaller   companies  experiencing  unusual  developments
affecting their market values.
 
The Portfolio  will  invest,  on  an individual  security  basis,  in  companies
believed  by the Advisers  to represent above  average growth opportunities. The
Sub-Adviser will select  individual securities for  investment by screening  for
above  average  growth expectations  and  reasonable valuations.  Growth company
securities may have above  average price volatility.  The Portfolio attempts  to
reduce  its  overall exposure  to the  risk of  declines in  individual security
prices by  diversifying  its  investments  over a  carefully  selected  list  of
securities issued by different companies in a variety of industries.
 
Although  the Portfolio intends to invest  primarily in equity securities, under
normal market conditions it may invest up  to 20% of its assets in certain  cash
investments  and  certain short-term  fixed  income securities.  See 'Investment
Objectives and Policies -- Quality and Diversification Requirements' in the SAI.
Such securities may  be used to  invest uncommitted cash  balances, to  maintain
liquidity  to meet  shareholder redemptions or  to take  a temporarily defensive
position against  potential stock  market  declines. These  securities  include:
obligations   of   the   United   States   Government   and   its   agencies  or
instrumentalities;  money   market   mutual  funds,   commercial   paper,   bank
certificates  of  deposit and  bankers'  acceptances; and  repurchase agreements
collateralized by these securities. Under market conditions where the  Portfolio
or  its Adviser  has adopted a  defensive investment posture,  the Portfolio may
invest without  limit  in these  securities.  The Portfolio  may  also  purchase
nonpublicly  offered debt securities. See 'Additional Investment Information and
Risk Factors --  Illiquid Investments; Privately  Placed and Other  Unregistered
Securities'.
 
The Portfolio may also utilize equity futures contracts and options to a limited
extent. Specifically, the Portfolio may enter into futures contracts and options
provided  that such  positions are  established for  hedging purposes  only. See
'Futures Contracts'.
 
The Portfolio may also sell securities short to a limited extent and for hedging
purposes only.  See  'Short  Sales'.  The  Fund  may  also  invest  in  'special
situations'. See 'Special Situations'.
 
The  Portfolio  intends to  manage  its securities  actively  in pursuit  of its
investment objective. Although it generally  seeks to invest for the  long-term,
the Portfolio retains the right to sell securities irrespective of how long they
have  been held.  It is  anticipated that the  annual portfolio  turnover of the
Portfolio will range between 50% and  150%. To the extent the Portfolio  engages
in short-term trading, it may incur increased transaction costs.
 
ADDITIONAL INVESTMENT INFORMATION AND RISK FACTORS
 
SMALL  CAPITAL GROWTH AND  EMERGING GROWTH COMPANIES.  Because the securities of
small capital growth  and emerging growth  companies, particularly those  traded
over-the-counter, may have more limited marketability than those of larger, more
seasoned  companies, or market  averages in general,  investing in small capital
growth or emerging growth companies may involve greater than average risks.  The
value of the Fund's shares may fluctuate more widely than the value of shares of
a  fund that invests  primarily in larger,  more established companies. Normally
small capital  growth  companies  have  fewer  shares  outstanding  than  larger
companies;  consequently, it  may be more  difficult to buy  or sell significant
amounts of such shares without an unfavorable impact on prevailing prices. Small
capital growth companies may  have limited product  lines, markets or  financial
resources  and  may  lack management  depth.  There is  typically  less publicly
available  information  concerning  smaller   issuers  than  for  larger,   more
established companies.
 
                                      -6-
 
<PAGE>
<PAGE>

SPECIAL  SITUATIONS.  From time  to time,  the Portfolio  may invest  in special
situations. A special situation  arises when the  Sub-Adviser believes that  the
securities of a particular issuer will be recognized and appreciate in value due
to  a specific development affecting that issuer. Developments that might create
a  special  situation  include  a  new  product  or  process,  a   technological
breakthrough,   a   management   change,  merger,   recapitalization   or  other
extraordinary corporate event, or  a change in market  supply of and demand  for
the  security. Investments in special situations may carry an additional risk of
loss in the event that  the anticipated development does  not occur or does  not
result in the anticipated market reaction.
 
SHORT  SALES. In the event that the  Sub-Adviser anticipates that the price of a
security will decline, the  Sub-Adviser may sell the  security short and  borrow
the  same security from a broker or  other institution to complete the sale. The
Portfolio will incur a profit or a loss, depending upon whether the market price
of the security decreases or  increases between the date  of the short sale  and
the  date on which  the Fund must  replace the borrowed  security. The Portfolio
will only enter into short sales for  hedging purposes. All short sales will  be
fully  collateralized  and  the  Portfolio will  not  sell  securities  short if
immediately after and as a result of the short sale the value of all  securities
sold  by the  Portfolio exceeds 25%  of its  total assets. The  Fund also limits
short sales of any one issuer's securities to 2% of the Fund's total assets  and
to 2% of any one class of the issuer's securities.
 
CONVERTIBLE  SECURITIES. The convertible  securities in which  the Portfolio may
invest include any  debt securities or  preferred stocks that  may be  converted
into  common stock or that carry the right to purchase common stock. Convertible
securities entitle the holder to exchange the securities for a specified  number
of  shares of  common stock,  usually of the  same company,  at specified prices
within a certain period of time.
 
WHEN-ISSUED  AND  DELAYED  DELIVERY  SECURITIES.  The  Portfolio  may   purchase
securities  on a when-issued or delayed  delivery basis. Delivery of and payment
for these securities may take as long as  a month or more after the date of  the
purchase  commitment.  The  value  of  these  securities  is  subject  to market
fluctuation during  this  period  and  no interest  or  income  accrues  to  the
Portfolio  until settlement. At  the time of  settlement, a when-issued security
may be valued at less than its purchase price. Between the trade and  settlement
dates,  the  Portfolio will  maintain a  segregated  account with  the Custodian
consisting of a portfolio of  liquid securities with a  value at least equal  to
these  commitments.  When  entering  into  a  when-issued  or  delayed  delivery
transaction, the  Portfolio will  rely  on the  other  party to  consummate  the
transaction;  if  the  other  party  fails  to  do  so,  the  Portfolio  may  be
disadvantaged. It  is the  current policy  of the  Portfolio not  to enter  into
when-issued  commitments exceeding in  the aggregate 15% of  the market value of
the Portfolio's total assets less liabilities (excluding the obligations created
by these commitments).
 
REPURCHASE  AGREEMENTS.  The  Portfolio  may  engage  in  repurchase   agreement
transactions  with brokers,  dealers or  banks that  meet the  credit guidelines
approved by the  Trust's Board  of Trustees  (the 'Trustees').  In a  repurchase
agreement,  the  Portfolio buys  a security  from  a seller  that has  agreed to
repurchase it at a mutually agreed upon date and price, reflecting the  interest
rate  effective for the term  of the agreement. The  term of these agreements is
usually from overnight to one  week. A repurchase agreement  may be viewed as  a
fully collateralized loan of money by the Portfolio to the seller. The Portfolio
always  receives securities as collateral with a  market value at least equal to
the purchase price plus accrued interest and this value is maintained during the
term of  the  agreement. If  the  seller  defaults and  the  collateral's  value
declines,  the  Portfolio  might incur  a  loss. If  bankruptcy  proceedings are
commenced with  respect to  the  seller, the  Portfolio's realization  upon  the
disposition  of collateral may be delayed  or limited. Investments in repurchase
agreements maturing in more than seven  days and certain other investments  that
may  be considered  illiquid are  limited. See  'Illiquid Investments; Privately
Placed and Other Unregistered Securities' below.
 
REVERSE REPURCHASE AGREEMENTS. The Portfolio is permitted to enter into  reverse
repurchase  agreements. In a reverse repurchase agreement, the Portfolio sells a
security and agrees to repurchase it at  a mutually agreed upon date and  price,
reflecting  the interest rate  effective for the  term of the  agreement. It may
also be viewed as the borrowing of  money by the Portfolio and, therefore, is  a
form  of leverage. Leverage may cause any gains or losses of the Portfolio to be
magnified. For more information, including
 
                                      -7-
 
<PAGE>
<PAGE>

limitations on  the  use  of  reverse  repurchase  agreements,  see  'Investment
Objectives and Policies' in the SAI and 'Investment Restrictions' below.
 
SECURITIES LENDING. Subject to applicable investment restrictions, the Portfolio
may lend its securities. The Portfolio may lend its securities if such loans are
secured  continuously by cash or equivalent collateral  or by a letter of credit
in favor of  the Portfolio at  least equal at  all times to  100% of the  market
value of the securities loaned, plus accrued interest. While such securities are
on  loan, the borrower will pay the Portfolio any income accruing thereon. Loans
will be subject to termination by  the Portfolio in the normal settlement  time,
generally  three business  days after  notice, or by  the borrower  on one day's
notice. Borrowed securities must  be returned when the  loan is terminated.  Any
gain  or loss in the market price  of the borrowed securities that occurs during
the term of the loan inures to  the Portfolio and its respective investors.  The
Portfolio  may pay reasonable  finders' and custodial fees  in connection with a
loan. In addition, the Portfolio will consider all the facts and  circumstances,
including  the creditworthiness of the  borrowing financial institution, and the
Portfolio will not make any loans in excess of one year. The Portfolio will  not
lend  its securities to any officer, Trustee, Director, employee or affiliate or
placement agent  of the  Company, the  Portfolio, or  the Adviser,  Sub-Adviser,
Administrator or Distributor, unless otherwise permitted by applicable law.
 
FOREIGN INVESTMENT INFORMATION. Investments in securities of foreign issuers and
in  obligations of foreign branches of domestic banks involve somewhat different
investment risks from those affecting securities of domestic issuers. There  may
be  limited publicly available information with  respect to foreign issuers, and
foreign issuers are not  generally subject to  uniform accounting, auditing  and
financial  standards and requirements comparable to those applicable to domestic
companies. Dividends and  interest paid  by foreign  issuers may  be subject  to
withholding  and other foreign  taxes that may  decrease the net  return on such
investments.
 
Investors should  realize  that the  value  of the  Portfolio's  investments  in
foreign  securities may be adversely affected  by changes in political or social
conditions,  diplomatic   relations,   confiscatory   taxation,   expropriation,
nationalization,  limitation on the removal of funds or assets, or imposition of
(or change in) exchange control or  tax regulations in those foreign  countries.
In  addition,  changes in  government  administrations or  economic  or monetary
policies in  the  United  States  or abroad  could  result  in  appreciation  or
depreciation  of portfolio securities and  could favorably or unfavorably affect
the Portfolio's  operations. Furthermore,  the economies  of individual  foreign
nations  may differ  from the U.S.  economy, favorably or  unfavorably, in areas
such  as  growth  of  gross   national  product,  rate  of  inflation,   capital
reinvestment, resource self-sufficiency and balance of payments position; it may
also  be  more difficult  to obtain  and  enforce a  judgment against  a foreign
issuer. Any foreign investments made by the Portfolio must be made in compliance
with U.S. and foreign currency restrictions and tax laws restricting the amounts
and types of foreign investments.
 
In addition,  while  the  volume  of  transactions  effected  on  foreign  stock
exchanges  has increased in  recent years, in most  cases it remains appreciably
below that of domestic security exchanges. Accordingly, the Portfolio's  foreign
investments  may  be less  liquid and  their  prices may  be more  volatile than
comparable investments in securities of U.S. companies. Moreover, the settlement
periods for foreign securities, which are often longer than those for securities
of  U.S.  issuers,  may  affect  portfolio  liquidity.  In  buying  and  selling
securities  on foreign exchanges, purchasers normally pay fixed commissions that
are generally  higher than  the  negotiated commissions  charged in  the  United
States.  In  addition,  there  is  generally  less  government  supervision  and
regulation of securities  exchanges, brokers  and issuers  located in  countries
other than in the United States.
 
The  Portfolio may invest  in securities of  foreign issuers directly  or in the
form of  American Depository  Receipts  ('ADRs'), European  Depository  Receipts
('EDRs')  Global  Depository Receipts  ('GDRs') or  other similar  securities of
foreign issuers. These securities may not necessarily be denominated in the same
currency as the securities they represent. ADRs are receipts typically issued by
a U.S. bank  or trust  company evidencing  ownership of  the underlying  foreign
securities. Certain institutions issuing ADRs may not be sponsored by the issuer
of the underlying foreign securities. A non-sponsored depository may not provide
the  same shareholder  information that  a sponsored  depository is  required to
provide under its  contractual arrangements  with the foreign  issuer. EDRs  are
receipts issued by a European financial
 
                                      -8-
 
<PAGE>
<PAGE>

institution evidencing a similar arrangement. GDRs are issued outside the United
States,  typically by  non-U.S. banks and  trust companies.  Generally, ADRs, in
registered form, are designed for use  in the U.S. securities markets, and  EDRs
and  GDRs, in bearer form,  are designed for use  in European securities markets
and domestic and European securities markets, respectively.
 
Because investments in foreign securities involve foreign currencies, the  value
of assets as measured in U.S. dollars may be affected, favorably or unfavorably,
by  changes  in currency  exchange rates  and  in exchange  control regulations,
including currency blockage. See 'Foreign Currency Exchange Transactions' below.
 
FOREIGN CURRENCY EXCHANGE TRANSACTIONS. Because  the Portfolio may buy and  sell
securities  and receive interest and dividends in currencies other than the U.S.
dollar, the  Portfolio  may,  from time-to-time,  enter  into  foreign  currency
exchange transactions. The Portfolio may enter into these transactions on a spot
(i.e.,  cash) basis at the spot rate prevailing in the foreign currency exchange
market, use forward currency contracts  to purchase or sell foreign  currencies,
use  currency futures contracts or purchase  or sell options thereon or purchase
or sell currency options.
 
A forward foreign currency exchange contract  is an obligation of the  Portfolio
to purchase or sell a specific currency at a future date, which may be any fixed
number  of days from the  date of the contract.  Currency options give the buyer
the right, but  not the  obligation, to  purchase or sell  a fixed  amount of  a
specific currency at a fixed price at a future date. These contracts are entered
into  in the interbank  market directly between  currency traders (usually large
commercial banks)  and  their customers.  A  forward foreign  currency  exchange
contract  generally has  no deposit  requirement, and is  traded at  a net price
without commission. The  Portfolio will  not enter into  these foreign  currency
exchange  transactions  for  speculative  purposes.  Foreign  currency  exchange
transactions do not eliminate fluctuations in  the local currency prices of  the
Portfolio's  securities or  in foreign  exchange rates,  or prevent  loss if the
local currency prices of these securities should decline.
 
A currency futures contract is a contract involving an obligation to deliver  or
acquire  the specified amount of a currency  at a specified price at a specified
future time. Futures contracts may be settled on a net cash payment basis rather
than by the sale and delivery of the underlying currency.
 
The Portfolio  may  enter into  foreign  currency exchange  transactions  in  an
attempt  to protect against  changes in foreign  currency exchange rates between
the  trade  and  settlement  dates   of  specific  securities  transactions   or
anticipated  securities transactions. The Portfolio  may use these techniques to
hedge against change in foreign currency exchange rates (with the U.S. dollar or
other foreign currencies) that  would cause a decline  in the value of  existing
investments denominated or principally traded in a foreign currency.
 
Although  these transactions are intended to minimize  the risk of loss due to a
decline in the value of the  hedged currency, these transactions also limit  any
potential  gain that might be  realized should the value  of the hedged currency
increase. Additionally,  the premiums  paid  by the  Portfolio for  currency  or
futures  options increase the Portfolio's transaction costs. Similarly, the cost
of  the  Portfolio's  spot  currency  exchange  transactions  is  generally  the
difference  between the bid and offer spot  rate of the currency being purchased
or sold.  The  precise matching  of  these transactions  and  the value  of  the
securities  involved will not generally be  possible because the future value of
such securities in  foreign currencies will  change as a  consequence of  market
movements in the value of such securities between the date such a transaction is
entered  into  and  the  date  it matures.  The  projection  of  currency market
movements is  extremely difficult  and  the successful  execution of  a  hedging
strategy is highly uncertain.
 
ILLIQUID  INVESTMENTS; PRIVATELY  PLACED AND OTHER  UNREGISTERED SECURITIES. The
Portfolio may not acquire any illiquid securities if, as a result thereof,  more
than  25% of the market value of the Portfolio's net assets would be in illiquid
investments or investments  that are  not readily marketable.  In addition,  the
Portfolio  will not invest more than 10% of the market value of its total assets
in restricted securities  (not including  Rule 144A securities)  that cannot  be
offered  for public  sale in  the United  States without  first being registered
under the Securities Act of 1933, as amended (the 'Securities Act'). Subject  to
those  non-fundamental policy limitations, the Portfolio may acquire investments
that are  illiquid or  have limited  liquidity, such  as private  placements  or
investments that are not registered under the Securities
 
                                      -9-
 
<PAGE>
<PAGE>

Act,  and cannot be offered  for public sale in  the United States without first
being registered.  An  illiquid investment  is  any investment  that  cannot  be
disposed  of within seven days in the normal course of business at approximately
the amount  at  which it  is  valued  by the  Portfolio.  Repurchase  agreements
maturing  in more  than seven days  are considered illiquid  investments and, as
such, are subject to the limitations set forth in this paragraph. The price  the
Portfolio pays for illiquid securities or receives upon resale may be lower than
the  price paid or  received for similar  securities with a  more liquid market.
Accordingly, the valuation of these  securities will reflect any limitations  on
their liquidity.
 
The  Portfolio  may also  purchase Rule  144A  securities sold  to institutional
investors without registration under the Securities Act. These securities may be
determined to be liquid in accordance with guidelines established by the Adviser
and approved  by the  Trustees of  the Trust.  The Trustees  of the  Trust  will
monitor the Adviser's implementation of these guidelines on a periodic basis.
 
MONEY  MARKET INSTRUMENTS. The Portfolio is  permitted to invest in money market
instruments although it  intends to stay  invested in equity  securities to  the
extent practical in light of its objective and long-term investment perspective.
The  Portfolio may  make money market  investments pending  other investments or
settlements, for liquidity or  in adverse market  conditions. Such money  market
investments  may include obligations of the U.S. Government and its agencies and
instrumentalities, money market mutual funds, commercial paper, bank obligations
and repurchase  agreements.  For more  detailed  information about  these  money
market investments, see 'Investment Objectives and Policies' in the SAI.
 
FUTURES  AND OPTIONS TRANSACTIONS. The Portfolio  is permitted to enter into the
futures and options transactions described below. These instruments are commonly
known as derivatives.
 
The Portfolio may purchase and sell exchange traded and over-the-counter ('OTC')
put and call options on equity securities or indices of equity securities, enter
into forward contracts, purchase and sell futures contracts on indices of equity
securities and purchase  or sell put  and call options  on futures contracts  on
indices of equity securities. The Portfolio may use these techniques for hedging
or  risk management purposes or, subject  to certain limitations, for investment
purposes in  lieu  of investing  directly  in the  corresponding  securities  or
instruments. Such use of derivatives may be considered speculative.
 
The  Portfolio  may use  these  techniques to  manage  its exposure  to changing
interest rates  and/or security  prices. Some  options and  futures  strategies,
including  selling  futures  contracts  and  buying  puts,  tend  to  hedge  the
Portfolio's investments against price fluctuations. Other strategies,  including
buying  futures contracts, writing puts and calls, and buying calls, may tend to
increase market  exposure.  For  example,  if the  Portfolio  wishes  to  obtain
exposure  to a particular market or market  sector but does not wish to purchase
the relevant  securities,  it  could,  as an  alternative,  purchase  a  futures
contract  on an index of such securities  or related securities. Such a purchase
would not constitute a hedging transaction and could be considered  speculative.
However, the Portfolio will use futures contracts or options in this manner only
for  the purpose of obtaining the same  level of exposure to a particular market
or market  sector  that  it  could have  obtained  by  purchasing  the  relevant
securities  and  will  not use  futures  contracts  or options  to  leverage its
exposure beyond this  level. The  use of options  and futures  may involve  some
leverage; such leverage is reduced by the requirement of the SEC to 'cover' such
obligations.  See  'Cover --  Segregated  Accounts' below.  Options  and futures
contracts may be combined with each other or with forward contracts in order  to
adjust  the risk and return characteristics  of the Portfolio's overall strategy
in  a  manner  deemed  appropriate  to  the  Adviser  and  consistent  with  the
Portfolio's  objective and policies. Because combined positions involve multiple
trades, they result  in higher transaction  costs and may  be more difficult  to
open and close out.
 
The  Portfolio's use  of these  transactions is  a highly  specialized activity,
which involves investment strategies and  risks different from those  associated
with  ordinary portfolio securities transactions, and  there can be no guarantee
that their use will increase the  Portfolio's return. While the Portfolio's  use
of  these  instruments  may  reduce certain  risks  associated  with  owning its
portfolio securities, these techniques themselves entail certain other risks. If
the Adviser  applies  a strategy  at  an  inappropriate time  or  judges  market
conditions  or  trends incorrectly,  such strategies  may lower  the Portfolio's
return. Certain strategies limit the Portfolio's opportunity to realize gains as
well as limiting its exposure to  losses. The Portfolio could experience  losses
if  the prices of its options and  futures positions were poorly correlated with
its other investments, or if it could not close out its positions because of  an
illiquid secondary
 
                                      -10-
 
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market.  In addition, the Portfolio will  incur costs, including commissions and
premiums, in connection  with these  transactions and  these transactions  could
significantly increase the Portfolio's turnover rate.
 
The  Portfolio may purchase and sell put and call options on securities, indices
of securities and futures contracts, or purchase and sell futures contracts  for
the purposes described herein.
 
In  addition, in  order to assure  that the  Portfolio will not  be considered a
'commodity pool' for purposes of  Commodity Futures Trading Commission  ('CFTC')
rules,  the  Portfolio  will enter  into  transactions in  futures  contracts or
options on futures contracts only if (1) such transactions constitute bona  fide
hedging  transactions as defined under CFTC rules, or (2) no more than 5% of the
Portfolio's net assets are committed as initial margin or premiums to  positions
that do not constitute bona fide hedging transactions.
 
OPTIONS
 
PURCHASING  PUT  AND CALL  OPTIONS. By  purchasing a  put option,  the Portfolio
obtains the right (but not the obligation) to sell the instrument underlying the
option at a fixed strike price. In return for this right, the Portfolio pays the
current market price for the option (known as the option premium). Options  have
various  types of underlying instruments, including specific securities, indices
of securities, indices of securities prices and futures contracts. The Portfolio
may terminate its position in  a put option it has  purchased by allowing it  to
expire  or by  exercising the  option. The  Portfolio may  also close  out a put
option position by entering into an  offsetting transaction, if a liquid  market
exists.  If the option is allowed to  expire, the Portfolio will lose the entire
premium it paid. If the Portfolio exercises a put option on a security, it  will
sell  the instrument underlying the option at the strike price. If the Portfolio
exercises an option on an index, settlement is in cash and does not involve  the
actual sale of securities. American style options may be exercised on any day up
to  their expiration date. European style options may be exercised only on their
expiration date.
 
The buyer of a typical put option can  expect to realize a gain if the price  of
the  underlying instrument  falls substantially.  However, if  the price  of the
instrument underlying the  option does  not fall enough  to offset  the cost  of
purchasing  the option, a put buyer can expect  to suffer a loss (limited to the
amount of the premium paid, plus related transaction costs).
 
The features of call options are essentially  the same as those of put  options,
except that the purchaser of a call option obtains the right to purchase, rather
than  sell, the instrument underlying the option at the option's strike price. A
call buyer typically attempts to participate in potential price increases of the
instrument underlying the option with risk limited to the cost of the option and
related transaction costs if security prices  fall. At the same time, the  buyer
can  expect to  suffer a  loss if  security prices  do not  rise sufficiently to
offset the cost of the option.
 
SELLING (WRITING) PUT AND CALL OPTIONS. When the Portfolio writes a put  option,
it  takes the opposite side  of the transaction from  the option's purchaser. In
return for receipt of the premium,  the Portfolio assumes the obligation to  pay
the  strike price for the instrument underlying the option if the other party to
the option  chooses to  exercise it.  The Portfolio  may seek  to terminate  its
position  in a put option it writes  before exercise by purchasing an offsetting
option in the market at its current price. If the market is not liquid for a put
option the Portfolio  has written, however,  the Portfolio must  continue to  be
prepared  to pay the strike price while the option is outstanding, regardless of
price changes, and must continue to post margin as discussed below.
 
If the price of  the underlying instrument rises,  a put writer would  generally
expect  to  profit, although  its gain  would be  limited to  the amount  of the
premium it received. If security prices remain the same over time, it is  likely
that  the writer will  also profit, because it  should be able  to close out the
option at a lower price. If security prices fall, however, the put writer  would
expect  to suffer a loss. This loss should be less than the loss from purchasing
and holding the  underlying instrument  directly, however,  because the  premium
received for writing the option should offset a portion of the decline.
 
Writing  a call option obligates  the Portfolio to sell  or deliver the option's
underlying instrument  in return  for  the strike  price  upon exercise  of  the
option.  The characteristics  of writing  call options  are similar  to those of
writing put  options,  except  that  writing calls  generally  is  a  profitable
strategy if prices
 
                                      -11-
 
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<PAGE>

remain  the same or  fall. Through receipt  of the option  premium a call writer
offsets part of the effect of a price decrease. At the same time, because a call
writer must be prepared to deliver  the underlying instrument in return for  the
strike  price, even if its current value is greater, a call writer gives up some
ability to participate in security price increases.
 
The writer of a U.S. exchange traded put or call option on a security, an  index
of securities or a futures contract is required to deposit cash or securities or
a  letter of credit as  margin and to make  mark-to-market payments of variation
margin if and as the position becomes unprofitable.
 
OPTIONS  ON  INDICES.  The  Portfolio   is  permitted  to  enter  into   options
transactions  and may purchase and  sell put and call  options on any securities
index based  on  securities  in  which the  Portfolio  may  invest.  Options  on
securities  indices  are  similar  to options  on  securities,  except  that the
exercise of securities  index options is  settled by cash  payment and does  not
involve  the actual purchase  or sale of securities.  In addition, these options
are designed to reflect price fluctuations  in a group of securities or  segment
of  the securities market  rather than price fluctuations  in a single security.
The Portfolio, in purchasing  or selling index options,  is subject to the  risk
that  the value of its  portfolio securities may not change  as much as an index
because the Portfolio's investments generally will not match the composition  of
an index.
 
For  a number of reasons,  a liquid market may not  exist and thus the Portfolio
may not be able to close out  an option position that it has previously  entered
into.  When the  Portfolio purchases an  OTC option,  it will be  relying on its
counterparty to perform its obligations, and the Portfolio may incur  additional
losses if the counterparty is unable to perform.
 
FUTURES CONTRACTS
 
When  the  Portfolio  purchases a  futures  contract,  it agrees  to  purchase a
specified quantity of an  underlying instrument at a  specified future date  and
price  or to make or receive  a cash payment based on  the value of a securities
index. When  the  Portfolio  sells a  futures  contract,  it agrees  to  sell  a
specified  quantity of the underlying instrument  at a specified future date and
price or to receive or  make a cash payment based  on the value of a  securities
index.  The price at which  the purchase and sale will  take place is fixed when
the Portfolio enters into the contract. Futures can be held until their delivery
dates or the positions can be (and  normally are) closed out before then.  There
is  no assurance,  however, that  a liquid  market will  exist when  a Portfolio
wishes to close out a particular position.
 
When the  Portfolio purchases  or sells  a futures  contract, the  value of  the
futures  contract tends to increase and decrease in tandem with the value of its
underlying instrument. Purchasing  futures contracts  may tend  to increase  the
Portfolio's  exposure  to  positive  and  negative  price  fluctuations  in  the
underlying instrument, much  as if  it had purchased  the underlying  instrument
directly,  as discussed above.  When the Portfolio sells  a futures contract, by
contrast, the value of  its futures position  will tend to  move in a  direction
contrary to the value of the underlying instrument. Selling futures contracts on
securities  similar  to those  held by  the Portfolio,  therefore, will  tend to
offset both  positive  and  negative  market  price  changes,  much  as  if  the
underlying instrument had been sold. Because there are a limited number of types
of  exchange-traded  options  and futures  contracts,  it is  likely  that these
standardized instruments  will  not exactly  match  the Portfolio's  current  or
anticipated  investments.  The Portfolio  may  invest in  futures  contracts and
options thereon based  on currencies  or on securities  with different  issuers,
maturities,  or other characteristics from the  securities in which it typically
invests, which involves  a risk that  the options or  futures position will  not
track  the performance of  the Portfolio's other  investments. The Portfolio may
also enter into transactions  in futures contracts  and options for  non-hedging
purposes, as discussed above.
 
The  purchaser or seller of a futures contract is not required to deliver or pay
for the underlying  instrument unless the  contract is held  until the  delivery
date.  However, when the Portfolio  buys or sells a  futures contract it will be
required to deposit 'initial margin' either  with the Custodian in a  segregated
account  in  the name  of  its futures  broker,  known as  a  futures commission
merchant ('FCM'), or with the FCM.  Initial margin deposits are typically  equal
to  a small percentage of  the contract's value. If  the value of either party's
position declines, that  party will  be required to  make additional  'variation
margin'  payments equal to the change in value  on a daily basis. The party that
has a gain may be entitled to
 
                                      -12-
 
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<PAGE>

receive all or a portion of this amount. The Portfolio may be obligated to  make
payments  of variation  margin at a  time when  it is disadvantageous  to do so.
Furthermore, it may not always  be possible for the  Portfolio to close out  its
futures positions. Until it closes out a futures position, the Portfolio will be
obligated  to continue  to pay  variation margin.  Initial and  variation margin
payments do not constitute purchasing on margin for purposes of the  Portfolio's
investment  restrictions. In the  event of the  bankruptcy of an  FCM that holds
margin on behalf of the  Portfolio, the Portfolio may  be entitled to return  of
margin  owed to it only in proportion to  the amount received by the FCM's other
customers, potentially resulting in losses to the Portfolio.
 
COVER -- SEGREGATED ACCOUNTS. The Portfolio will segregate liquid securities  in
connection  with its use of options and futures contracts to the extent required
by the SEC. Securities  held in a  segregated account cannot  be sold while  the
futures  contract or option is outstanding,  unless they are replaced with other
suitable assets. As a result, there is  a possibility that the segregation of  a
large  percentage of the Portfolio's assets could impede portfolio management or
the  Portfolio's  ability   to  meet  redemption   requests  or  other   current
obligations.
 
For  further information about the Portfolio's use  of futures and options and a
more detailed discussion  of associated  risks, see  'Investment Objectives  and
Policies' in the SAI.
 
INVESTMENT RESTRICTIONS
 
The  investment  objective of  the  Fund and  the  Portfolio, together  with the
investment restrictions described  below and in  the SAI, except  as noted,  are
deemed  fundamental policies, i.e., they  may be changed only  by the 'vote of a
majority of the  outstanding voting  securities' (as defined  in the  Investment
Company  Act  of  1940  (the  '1940  Act')),  of  the  Fund  or  the  Portfolio,
respectively. The Fund has  the same investment  restrictions as the  Portfolio,
except that the Fund may invest all of its investable assets in another open-end
investment  company with the same investment objective and restrictions (such as
the Portfolio). References below to the Portfolio's investment restrictions also
include the Fund's investment restrictions.
 
As a diversified investment  company, 75% of the  total assets of the  Portfolio
are  subject to the following fundamental limitations: (a) the Portfolio may not
invest more than 5%  of its total  assets in the securities  of any one  issuer,
except  U.S. Government securities; and (b) the  Portfolio may not own more than
10% of the outstanding voting securities of any one issuer.
 
The Portfolio  may not:  (i) purchase  the securities  or other  obligations  of
issuers conducting their principal business activity in the same industry if its
investments  in such industry would  exceed 25% of the  value of the Portfolio's
total assets, except  this limitation  shall not  apply to  investments in  U.S.
Government  securities; (ii) enter  into reverse repurchase  agreements or other
permitted borrowings  that  constitute senior  securities  under the  1940  Act,
exceeding  in  the aggregate  one-third of  the value  of the  Portfolio's total
assets; or (iii) borrow money, except from banks for extraordinary or  emergency
purposes,  or mortgage,  pledge or hypothecate  any assets  except in connection
with any such borrowings or  permitted reverse repurchase agreements in  amounts
up to one-third of the value of the Portfolio's total assets at the time of such
borrowing,  or purchase securities while  borrowings and other senior securities
exceed 5% of  its total  assets. For  a more  detailed discussion  of the  above
investment  restrictions, as well  as a description  of certain other investment
restrictions, see 'Investment Restrictions' and 'Additional Information' in  the
SAI.
 
MANAGEMENT
 
DIRECTORS  AND  TRUSTEES.  Pursuant to  the  Trust's Declaration  of  Trust, the
Trustees  of  the  Trust  establish   the  Portfolio's  general  policies,   are
responsible  for the overall management of the  Trust, and review the actions of
the Adviser, Sub-Adviser, Administrator and other service providers.  Similarly,
the Directors of the Company set the Company's general policies, are responsible
for  the overall management  of the Company,  and review the  performance of its
service providers. Additional information about the Company's Board of Directors
and officers appears in the SAI under the heading 'Directors and Trustees'.  The
Trustees  of  the Trust  are also  the  Directors of  the Company,  which raises
certain conflicts of interest.
 
                                      -13-
 
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<PAGE>

The Company  and  the Trust  have  each adopted  written  procedures  reasonably
designed  to deal with these  conflicts, should they arise.  The officers of the
Company are also employees of Investors Bank or its affiliates.
 
ADVISER AND FUNDS SERVICES AGENT. The  Company has not retained the services  of
an investment adviser with respect to the Fund because the Fund seeks to achieve
its  investment  objective by  investing  all of  its  investable assets  in the
Portfolio. The Portfolio has retained the  services of the New York Branch  (the
'Branch'  or  the  'Adviser')  of  Union Bank  of  Switzerland  (the  'Bank') as
investment adviser  and  UBS  Asset  Management (New  York)  Inc.  ('UBSAM')  as
investment  sub-adviser (the  'Sub-Adviser' and,  together with  the Branch, the
'Advisers'). The Branch, which operates out of offices located at 1345 Avenue of
the Americas, New York, New York, is licensed by the Superintendent of Banks  of
the  State of New York  under the banking laws  of the State of  New York and is
subject to  state and  federal  banking laws  and  regulations applicable  to  a
foreign  bank that operates a state licensed branch in the United States. UBSAM,
which also operates out of offices located  at 1345 Avenue of the Americas,  New
York, New York, is a registered investment adviser in the U.S.
 
The  Bank  has branches,  agencies, representative  offices and  subsidiaries in
Switzerland and in more  than 40 cities outside  Switzerland, including, in  the
United  States,  New  York City,  Houston,  Los  Angeles and  San  Francisco. In
addition to the receipt of  deposits and the making  of loans and advances,  the
Bank,  through its offices and  subsidiaries engages in a  wide range of banking
and financial  activities  typical of  the  world's major  international  banks,
including  fiduciary,  investment advisory  and  custodial services  and foreign
exchange in the United States, Swiss,  Asian and Euro-capital markets. The  Bank
is  one of the  world's leading asset managers  and has been  active in New York
City since  1946.  At March  31,  1997,  the Bank  (including  its  consolidated
subsidiaries)  had total assets of $      billion (unaudited) and equity capital
and reserves of $    billion (unaudited).
 
The  Advisers  provide  investment  advice  and  portfolio  management  to   the
Portfolio.  Subject  to the  supervision of  the Trustees  and the  Adviser, the
Sub-Adviser makes the Portfolio's day-to-day investment decisions, arranges  for
the  execution of portfolio  transactions and generally  manages the Portfolio's
investments and operations. See 'Investment Adviser and Funds Services Agent' in
the SAI.
 
In addition to the  above-listed investment advisory  services, the Branch  also
provides  the  Fund  and  the  Portfolio  with  certain  related  administrative
services.  Subject  to   the  supervision   of  the   Directors  and   Trustees,
respectively,  the Branch is responsible for: establishing performance standards
for the third-party service providers of  the Fund and Portfolio and  overseeing
and  evaluating  the  performance  of such  entities;  providing  and presenting
quarterly management reports to the Directors and the Trustees; supervising  the
preparation  of reports  for Fund  and Portfolio  shareholders; and establishing
voluntary expense limitations for the  Fund and providing any resultant  expense
reimbursement to the Fund.
 
The  Branch provides its administrative services to the Fund pursuant to a Funds
Services Agreement  between the  Branch and  the Company.  The Branch  does  not
receive  a fee from the Company  or the Fund pursuant to  the terms of the Funds
Services Agreement.
 
Under the Trust's Investment Advisory Agreement, the Portfolio pays the  Adviser
a fee, calculated daily and payable monthly, equal, on an annual basis, to 0.60%
of  the Portfolio's average daily net  assets. The Branch has voluntarily agreed
to waive its  fees and reimburse  the Fund and  the Portfolio for  any of  their
respective  direct and  indirect expenses  to the  extent that  the Fund's total
operating expenses (including its share of the Portfolio's expenses) exceed,  on
an  annual basis, 1.20% of  the Fund's average daily  net assets. The Branch may
modify or discontinue this fee waiver and expense limitation at any time in  the
future with 30 days' prior notice to the Fund. See 'Expenses'.
 
SUB-ADVISER.  The Sub-Adviser  uses a  sophisticated, disciplined, collaborative
process for managing all asset classes.                     and
                     are primarily responsible for the day-to-day management and
implementation  of  the Sub-Adviser's  process  for the  Portfolio [Biographical
information to be added].  The Sub-Adviser has not  previously advised a  mutual
fund,   but  has  considerable  experience   managing  portfolios  with  similar
investment objectives. This may be viewed as a risk of investing in this Fund.
 
                                      -14-
 
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<PAGE>

Pursuant to the Sub-Advisory Agreement between the Adviser and the  Sub-Adviser,
the  Adviser  has agreed  to pay  the  Sub-Adviser a  fee, calculated  daily and
payable monthly, equal, on an annual  basis to 0.35% of the Portfolio's  average
daily  net assets. The Adviser is  solely responsible for paying the Sub-Adviser
this fee.
 
INVESTMENTS IN THE FUND ARE NOT  DEPOSITS WITH OR OBLIGATIONS OF, OR  GUARANTEED
OR ENDORSED BY, THE BRANCH OR ANY OTHER BANK.
 
ADMINISTRATORS. The Fund and the Portfolio employ Investors Bank & Trust Company
('Investors   Bank')  and  Investors  Fund   Services  (Ireland)  Limited  ('IBT
Ireland'), a subsidiary of Investors Bank, respectively, as Administrators under
Administration Agreements (the 'Administration  Agreements') to provide  certain
administrative services. The services provided by Investors Bank and IBT Ireland
under  the Administration  Agreements include  certain accounting,  clerical and
bookkeeping services,  Blue  Sky  (for the  Fund  only),  corporate  secretarial
services and assistance in the preparation and filing of tax returns and reports
to  shareholders and the  Securities and Exchange  Commission ('SEC'). Investors
Bank is  a wholly-owned  subsidiary  of Investors  Financial Services  Corp.,  a
publicly-held  corporation and holding company registered under the Bank Holding
Company Act of 1956.
 
For its services under the Administration Agreement, the Fund has agreed to  pay
Investors  Bank a fee, calculated daily and payable monthly, equal, on an annual
basis, to 0.065% of the  Fund's first $100 million  of average daily net  assets
and  0.025% of the next $100 million of average daily net assets. Investors Bank
does not receive a fee  from the Fund on average  daily net assets in excess  of
$200 million.
 
Under the Trust's Administrative Services Agreement, the Portfolio has agreed to
pay IBT Ireland a fee, calculated daily and payable monthly, equal, on an annual
basis,  to 0.07%  of the  Portfolio's first  $100 million  of average  daily net
assets and 0.05%  of average daily  net assets  in excess of  $100 million.  IBT
Ireland's principal offices are located at Deloitte & Touche House, 29 Earlsfort
Terrace,  Dublin 2, Ireland.  Investors Bank's principal  offices are located at
200 Clarendon Street, Boston, Massachusetts 02116.
 
DISTRIBUTOR. Pursuant to a Distribution Agreement, First Fund Distributors, Inc.
(the 'Distributor') serves as the distributor of Fund shares. The Distributor is
a broker-dealer  registered  with  the SEC  and  is  a member  of  the  National
Association  of Securities Dealers, Inc. ('NASD'). The Distributor is authorized
by the NASD to act as a  mutual fund underwriter and distributor. The  principal
offices  of  the distributor  are located  at 4455  E. Camelback  Road, Phoenix,
Arizona 85018. The Distributor does not receive  a fee pursuant to the terms  of
the Distribution Agreement, but receives compensation from Investors Bank.
 
CUSTODIAN. Investors Bank also serves as the custodian for the Portfolio and the
Fund and transfer and dividend disbursing agent for the Fund. See 'Custodian' in
the  SAI. The Custodian also maintains offices  at 1 First Canadian Place, Suite
2800, Toronto, Ontario M5X1C8.
 
SHAREHOLDER SERVICES
 
The Company has entered into a shareholder servicing agreement with the  Branch,
and  may enter into additional shareholder servicing agreements with one or more
financial institutions (together with the Branch, 'Eligible Institutions')  such
as   a  federal  or  state-chartered  bank,  trust  company,  savings  and  loan
association or  savings bank,  or broker-dealer.  Pursuant to  each  shareholder
servicing agreement, an Eligible Institution, as agent for its customers who are
purchasing  shares of  the Fund, will  perform the following  services for these
investors, among other  things: coordinating shareholder  accounts and  records,
assisting  investors  seeking  to  purchase  or  redeem  Fund  shares, providing
performance information  relating to  the Fund,  and responding  to  shareholder
inquiries.  The Company has  agreed to pay  each Eligible Institution  a fee for
these services equal,  on an annual  basis, to  0.25% of the  average daily  net
assets of the Fund represented by shares of the Fund owned during the period for
which  payment is being made by customers of the Eligible Institution. Under the
terms  of  the  shareholder  servicing  agreements,  Eligible  Institutions  may
delegate  one  or more  of  their responsibilities  to  other entities  at their
expense.
 
                                      -15-
 
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<PAGE>

EXPENSES
 
In addition to the fees of the Branch, Investors Bank and IBT Ireland, the  Fund
will be responsible for other expenses, including brokerage costs and litigation
and extraordinary expenses. The Branch has voluntarily agreed to limit the total
operating  expenses of the Fund, excluding  extraordinary expenses, to an annual
rate of 1.20% of the Fund's average  daily net assets. The Branch may modify  or
discontinue  this voluntary expense limitation at any time in the future with 30
days' prior notice to the Fund.
 
The Fund  and  the  Portfolio  may  allocate  brokerage  transactions  to  their
affiliates and the Adviser's affiliates only if the commissions received by such
affiliates  are fair  and reasonable  when compared  to the  commissions paid to
unaffiliated brokers in connection with comparable transactions. See  'Portfolio
Transactions' in the SAI.
 
PURCHASE OF SHARES
 
GENERAL  INFORMATION  ON  PURCHASES.  Investors may  purchase  Fund  shares only
through  the  Distributor.  All  purchase   orders  must  be  accepted  by   the
Distributor.  The Fund also reserves the  right to determine the purchase orders
that it will accept and  reserves the right to cease  offering its shares for  a
period  of time. The  shares of the Fund  may be purchased  only in those states
where they may be lawfully sold.
 
The minimum initial investment in the  Fund is $25,000, except that the  minimum
initial investment is $10,000 for shareholders of another series of the Company.
The  minimum subsequent investment in the Fund  for all investors is $5,000. The
minimum initial investment for employees of the Bank or its affiliates is $5,000
and the  minimum  subsequent  investment is  $1,000.  These  minimum  investment
requirements may be waived at the Fund's sole discretion.
 
No share certificates will be issued.
 
PURCHASE  PRICE AND SETTLEMENT. The shares of  the Fund are sold on a continuous
basis without a sales charge  at the net asset  value per share next  determined
after  receipt and acceptance of  a purchase order by  the Distributor. The Fund
calculates its net asset value at the close of business on any day on which  the
New  York  Stock Exchange  (the 'NYSE')  is  open for  regular trading  (a 'Fund
Business Day'). Purchase orders received  and accepted by the Distributor  prior
to  4:00 p.m. New  York time on any  Fund Business Day will  be effective and is
executed at the  net asset value  determined that day.  The purchaser becomes  a
holder  of record that day, provided the  Fund receives payment for those shares
on the  following business  day ('settlement  date') and  as a  recordholder  is
entitled  to  earn  dividends. Purchase  orders  received after  4:00  p.m. will
receive the net asset value  determined on the next  Fund Business Day, and  the
investor  becomes a holder  of record on  the business day  following the Fund's
receipt of payment.  Investors will receive  the number of  full and  fractional
shares  of the Fund equal to the  dollar amount of their subscription divided by
the net asset value per  share of the Fund next  determined on the day that  the
investor's  purchase is accepted. See also 'Purchase of Shares' in the Statement
of Additional Information.
 
Customers of  Eligible Institutions  should request  a representative  of  their
Eligible  Institution  to  assist them  in  placing  a purchase  order  with the
Distributor. Shareholders who do not  currently maintain a relationship with  an
Eligible  Institution  may  purchase  shares  of  the  Fund  directly  from  the
Distributor by wire transfer or mail.
 
By wire  transfer: Purchases  may be  made by  federal funds  wire. To  place  a
purchase  order with the Fund, the shareholder must telephone the Transfer Agent
at (888) UBS-FUND (888-827-3863). A completed account application must  promptly
follow  any wire order  for an initial  purchase. Completed account applications
should be mailed or  sent via facsimile. Investors  should contact the  Transfer
Agent   for  further   instructions  regarding   account  applications.  Account
applications are not required for subsequent purchases; however, the  investor's
account number must be clearly indicated on the wire to ensure proper credit.
 
                                      -16-
 
<PAGE>
<PAGE>

All  investments must be paid for by U.S. Federal Funds wire. An investor should
instruct its bank to wire federal funds as indicated below on settlement date:
 
                         Investors Bank & Trust Company
                     Attn: UBS Private Investor Funds, Inc.
                                ABA #: 011001438
                                DDA #: 841212416
                 for further credit to UBS High Yield Bond Fund
                 [Investor account name(s) and account number]
 
By mail: Shareholders may purchase shares of the Fund through the Distributor by
completing an account application and mailing it, together with a check  payable
to  'UBS Private Investor Funds, Inc.', to UBS Private Investor Funds, Inc.; c/o
Investors Bank &  Trust Company; P.O.  Box 9130; MFD  23; Boston,  Massachusetts
02117-9130.
 
Checks  are subject to collection at full  value. For shares purchased by check,
dividend payments and redemption  proceeds, if any, will  be delayed until  such
funds are collected, which may take up to 15 days from the date of purchase. The
Fund will not accept third-party checks.
 
The  Transfer Agent will  maintain the accounts for  all shareholders of record.
For account balance  information and shareholder  services, shareholders  should
contact the Transfer Agent at (888) UBS-FUND (888-827-3863) or in writing to UBS
Private Investor Funds, Inc.; c/o Investors Bank & Trust Company; P.O. Box 9130;
MFD 23; Boston, MA 02117-9130.
 
REDEMPTION OF SHARES
 
GENERAL  INFORMATION ON REDEMPTIONS. A shareholder  may redeem all or any number
of the shares registered  in its name at  any time at the  net asset value  next
determined  after  a  redemption  request  in proper  form  is  received  by the
Distributor. To be in proper form, the Fund must have received the  shareholders
taxpayer identification number and address. Redemption requests must include the
name  of the Fund, the dollar amount or  number of shares to be redeemed and the
shareholder's account number.  The request  must be signed  by a  person who  is
authorized  to  transact  on  behalf  of  the  shareholder.  In  all  cases, all
signatures on a redemption request must  be signature guaranteed by an  eligible
guarantor  institution which  includes a domestic  bank, a  domestic savings and
loan institution, a domestic credit union, a member bank of the Federal  Reserve
System  or a  member firm  of a  national securities  exchange, pursuant  to the
Fund's standards and procedures. If the guarantor institution belongs to one  of
the   Medallion  Signature  programs,  it   must  use  the  specific  'Medallion
Guaranteed' stamp. Guarantees  by notaries  public are  not acceptable.  Further
documentation,  such  as  copies  of corporate  resolutions  and  instruments of
authority  may  be  requested  from  corporations,  administrators,   executors,
personal  representatives, trustees or  custodians to evidence  the authority of
the person or entity making the redemption request.
 
Customers of  Eligible  Institutions  must request  a  representative  of  their
Eligible Institution to assist them in placing a redemption order with the Fund.
 
REDEMPTION  PRICE AND SETTLEMENT. Redemption  orders received by the Distributor
in good form prior to 4:00 p.m. New  York time on any Fund Business Day will  be
effected  and executed at the net asset value determined on that day. Redemption
orders received after 4:00 p.m. New York  time will be effected and executed  at
the  net asset value determined on the next Fund Business Day. Proceeds from the
redemption will  be generally  deposited the  next business  day in  immediately
available  funds to the account designated by the redeeming shareholder, or sent
by check to the address of record if requested by the shareholder.
 
Shareholders will continue to earn dividends through the day of redemption.
 
Shareholders who maintain an  account directly with  the Distributor may  redeem
Fund shares by mail or telephone.
 
By  mail: Redemption requests  may be mailed to  the Transfer Agent, identifying
the Fund,  the  dollar  amount or  number  of  shares to  be  redeemed  and  the
shareholder's account number. The request must be
 
                                      -17-
 
<PAGE>
<PAGE>

signed  in exactly the same manner as  the account is registered (e.g., if there
is more than one owner of the shares, all must sign). In all cases, a  signature
guarantee is required. See 'General Information on Redemptions' above.
 
By  telephone: The  shareholder may  place a  redemption request  by calling the
Transfer  Agent  at  888-UBS-FUND  (888-827-3863).  Shareholders  utilizing  the
telephone  redemption option must have previously  designated this option on the
initial account application, or by subsequent written authorization to the Fund.
Such shareholders risk possible loss of principal  and income in the event of  a
telephone  redemption not  authorized by them.  The Fund and  the Transfer Agent
will  employ  reasonable   procedures  to  verify   that  telephone   redemption
instructions  are genuine  and will require  that shareholders  electing such an
option provide a form of personal identification. The failure by the Fund or the
Transfer Agent to  employ such  procedures may cause  the Fund  or the  Transfer
Agent  to  be liable  for  any losses  incurred  by investors  due  to telephone
redemptions based upon  unauthorized or fraudulent  instructions. The  telephone
redemption  option may  be modified  or discontinued at  any time  upon 60 days'
notice to shareholders.
 
MANDATORY REDEMPTION. If the value of a shareholder's holdings in the Fund falls
below $10,000 because  of a  redemption of shares,  the shareholder's  remaining
shares  may  be redeemed  60 days  after  written notice  unless the  account is
increased to $10,000 or more. For example, a shareholder whose initial and  only
investment  is $10,000 may be subject to mandatory redemption resulting from any
redemption that causes his or her investment to fall below $10,000.
 
FURTHER REDEMPTION INFORMATION. Investors should  be aware that redemptions  may
not  be processed unless the redemption request  is submitted in proper form. To
be in  proper form,  the  Fund must  have  received the  shareholder's  taxpayer
identification  number and address.  As discussed under  'Taxes' below, the Fund
may be  required  to impose  'back-up'  withholding  of federal  income  tax  on
dividends,  distributions and redemptions when  non-corporate investors have not
provided a certified taxpayer identification number. In addition, if an investor
sends a check to the Distributor for the purchase of Fund shares and shares  are
purchased  with funds  made available  by the  Distributor before  the check has
cleared, the transmittal of  redemption proceeds from the  sale of those  shares
will  not occur until the check used  to purchase such shares has cleared, which
may take up to 15 days. Redemption delays may be avoided by purchasing shares by
federal funds wire.
 
The right of redemption may  be suspended or the  date of payment postponed  for
such  periods as the 1940 Act or the  SEC may permit. See 'Redemption of Shares'
in the SAI.
 
EXCHANGE OF SHARES
 
An investor may  exchange Fund  shares for  shares of  any other  series of  the
Company,  without charge. An exchange may be  made so long as after the exchange
the investor has shares, in each series in which it remains an investor, with  a
value  equal to or greater than each such series' minimum investment amount. See
'Purchase of Shares'  in the prospectuses  of the other  Company series for  the
minimum  investment amounts for each of those funds. Shares are exchanged on the
basis of relative net asset value per share. Exchanges are in effect redemptions
from one  fund  and  purchases  of  another fund  and  the  usual  purchase  and
redemption   procedures  and  requirements  are  applicable  to  exchanges.  See
appropriate section relating to  the purchase and redemption  of shares in  this
and   other  prospectuses.  See  also  'Additional  Information'  below  for  an
explanation of the telephone exchange policy.
 
Shareholders subject to federal income tax  who exchange shares in one fund  for
shares in another fund may recognize capital gain or loss for federal income tax
purposes.  The  Fund  reserves the  right  to  discontinue, alter  or  limit its
exchange  privilege  at  any  time.  For  investors  in  certain  states,  state
securities laws may restrict the availability of the exchange privilege.
 
RETIREMENT PLANS
 
The  Fund  has available  a form  of Individual  Retirement Account  ('IRA') for
investment in Fund shares. Subject to certain restrictions imposed by applicable
tax laws,  self-employed individuals  may purchase  shares of  the Fund  through
tax-deductible contributions to existing retirement plans known as Self-Employed
Retirement  Plans ('SERPs'). Fund  shares may also be  a suitable investment for
'401(k) Plans'
 
                                      -18-
 
<PAGE>
<PAGE>

which subject  to certain  restrictions allow  their participants  to invest  in
qualified pension plans on a tax-deferred basis. The Fund does not currently act
as sponsor to such plans.
 
The  minimum initial  investment for  all such  retirement plans  is $2,000. The
minimum for all subsequent investments is $500.
 
Under  the  Internal  Revenue  Code  of  1986,  as  amended  (the  'Tax  Code'),
individuals  may make IRA contributions of up  to $2,000 annually, which may be,
depending on the contributor's participation  in an employer-sponsored plan  and
income   level,  wholly   or  partly  tax-deductible.   However,  dividends  and
distributions held in the  account are not taxed  until withdrawn in  accordance
with the provisions of the Tax Code. An individual with a non-working spouse may
establish a separate IRA for the spouse under the same conditions and contribute
a  combined maximum of $4,000 annually to one or both IRAs provided that no more
than $2,000 may be contributed to the IRA of either spouse.
 
Investors should be aware  that they may be  subject to penalties or  additional
taxes  on contributions  to or withdrawals  from IRAs or  other retirement plans
under certain circumstances. Prior to a withdrawal, shareholders may be required
to certify  as to  their age  and  awareness of  such restrictions  in  writing.
Clients  of  Eligible Institutions  desiring information  concerning investments
through  IRAs  or   other  retirement  plans   should  contact  their   Eligible
Institution.  Clients  who  do  not maintain  a  relationship  with  an Eligible
Institution may obtain such information by  calling the Transfer Agent at  (888)
UBS-FUND.
 
DIVIDENDS AND DISTRIBUTIONS
 
Dividends  consisting of substantially all of  the Fund's net investment income,
if any, are declared and paid annually. The Fund may also declare an  additional
dividend  of net investment  income in a  given year to  the extent necessary to
avoid the imposition of federal excise taxes on the Fund.
 
Substantially all of  the Fund's  realized net capital  gains, if  any, will  be
declared  and paid on an  annual basis, except that  an additional capital gains
distribution may be made in  a given year to the  extent necessary to avoid  the
imposition  of  federal  excise  taxes  on  the  Fund.  Declared  dividends  and
distributions are payable on the payment  date to shareholders of record on  the
record date.
 
Dividends  and capital  gains distributions paid  by the  Fund are automatically
reinvested in  additional Fund  shares unless  the shareholder  has elected,  in
writing,  to have them paid  in cash. Dividends and  distributions to be paid in
cash are credited to the account designated by the shareholder or sent by  check
to  the shareholder's  address of record,  in accordance  with the shareholder's
instructions. The Fund  reserves the right  to discontinue, alter  or limit  the
automatic reinvestment privilege at any time.
 
NET ASSET VALUE
 
The Fund's net asset value per share equals the value of the Fund's total assets
(i.e.,  the value of its investment in the Portfolio plus its other assets) less
the amount of its liabilities, divided by the number of its outstanding  shares,
rounded to the nearest cent. Expenses, including the fees payable to the service
providers of the Fund and the Portfolio, are accrued daily. Securities for which
market  quotations are readily  available are valued at  market value. All other
securities will be valued at 'fair value'. See 'Net Asset Value' in the SAI  for
information on the valuation of the Portfolio's assets and liabilities.
 
The  Fund computes its  net asset value once  daily at the  close of business on
Monday through Friday, except that the net  asset value is not computed for  the
Fund  on a day  in which no orders  to purchase or redeem  Fund shares have been
received or on any day on which the New York Stock Exchange is closed, including
the following holidays: New Year's  Day, Presidents' Day, Good Friday,  Memorial
Day,  Independence Day, Labor  Day, Thanksgiving Day and  Christmas Day. On days
when U.S. trading markets close early in observance of these holidays, the  Fund
expects to close for purchases and redemptions at the same time.
 
                                      -19-
 
<PAGE>
<PAGE>

ORGANIZATION
 
UBS PRIVATE INVESTOR FUNDS, INC.
 
UBS  Private  Investor  Funds,  Inc.,  a  Maryland  corporation  incorporated on
November 16, 1995, is an open-end management investment company registered under
the 1940 Act and organized as a series fund. The Company is currently authorized
to issue shares in  nine series: The  UBS Bond Fund Series;  The UBS Tax  Exempt
Bond  Fund Series; The UBS High Yield Bond Fund Series; The UBS Real Estate Fund
Series;  The  UBS  International  Equity  Fund  Series;  The  UBS  Institutional
International Equity Fund Series; The UBS U.S. Equity Fund Series; The UBS Large
Cap  Growth Fund  Series; and  The UBS Small  Cap Fund  Series. Each outstanding
share of the Company will have a pro rata interest in the assets of its  series,
but  it will have  no interest in the  assets of any  other Company series. Only
shares of The UBS Small Cap Fund Series are offered through this Prospectus.
 
Shareholder inquiries by  clients of  Eligible Institutions may  be directed  to
their Eligible Institution and other shareholders may address their inquiries to
the Transfer Agent.
 
Shareholders  of the  Fund are entitled  to one vote  for each share  and to the
appropriate fractional vote for  each fractional share.  There is no  cumulative
voting.  Shares have no  preemptive or conversion rights.  Shares are fully paid
and nonassessable when  issued by the  Company. The Company  does not intend  to
hold  meetings  of shareholders  annually. The  Directors  may call  meetings of
shareholders for action by shareholder vote  as may be required by its  Articles
of  Incorporation  or  the  1940 Act.  For  further  organizational information,
including certain shareholder rights, see 'Organization' in the SAI.
 
UBS INVESTOR PORTFOLIOS TRUST
 
UBS Investor Portfolios Trust,  a master trust fund  formed under New York  law,
was organized on February 9, 1996. The Declaration of Trust permits the Trustees
to  issue interests divided into one or more subtrusts or series. To date, seven
series have been authorized, of which UBS Small Cap Portfolio is one.
 
The Declaration  of  Trust  provides  that  no  Trustee,  shareholder,  officer,
employee,  or agent of  the Trust shall  be held to  any personal liability, nor
shall resort be had  to such person's private  property for the satisfaction  of
any  obligation or  claim or  otherwise in  connection with  the affairs  of the
Portfolio, but that only the Trust property shall be liable.
 
The Declaration of Trust provides that the Fund and other entities investing  in
the  Portfolio  (e.g., other  investment  companies, insurance  company separate
accounts and common and commingled trust funds) will each be liable for all  the
obligations  of  the  Portfolio.  However,  the  risk  of  the  Fund's incurring
financial loss on account of such liability is limited to circumstances in which
both inadequate insurance existed  and the Portfolio itself  was unable to  meet
its obligations. Accordingly, the Trustees believe that neither the Fund nor its
shareholders  will be adversely  affected by reason of  the Fund's investment in
the Portfolio.
 
TAXES
 
The Fund intends to  qualify as a regulated  investment company (a 'RIC')  under
Subchapter  M of the Tax Code. As a RIC, a Fund (as opposed to its shareholders)
will not be subject  to federal income  taxes on the  net investment income  and
capital  gains that it  distributes to its shareholders,  provided that at least
90% of its net  investment income and realized  net short-term capital gains  in
excess  of net long-term capital losses for the taxable year is distributed. The
Portfolio intends to qualify as a  partnership for federal income tax  purposes.
As such, the Portfolio generally should not be subject to tax. The status of the
Fund  as a regulated investment company is dependent on, among other things, the
Portfolio's continued  qualification as  a partnership  for federal  income  tax
purposes.
 
Dividends  from  net  investment  income  and  distributions  from  realized net
short-term capital gains in excess of  net long-term capital losses are  taxable
as  ordinary income to Fund shareholders whether such distributions are received
in the form  of cash  or reinvested  in additional  shares. To  the extent  that
dividends  distributed to shareholders are designated as derived from the Fund's
dividend income that
 
                                      -20-
 
<PAGE>
<PAGE>

would be eligible for the  dividends received deduction if  the Fund were not  a
regulated  investment company, such  dividends are eligible,  subject to certain
restrictions,  for  the  70%  dividends  received  deduction  for  corporations.
Distributions of net long-term capital gains in excess of net short-term capital
losses are taxable to Fund shareholders as long-term capital gains regardless of
how  long a shareholder  has held shares  in the Fund  and regardless of whether
received in  the form  of cash  or reinvested  in additional  shares.  Long-term
capital  gains distributions to corporate shareholders  are not eligible for the
dividends-received deduction. Annual  statements as to  the current federal  tax
status  of distributions  will be  mailed to shareholders  after the  end of the
taxable year for the Fund.
 
Any gain or  loss realized on  the redemption or  exchange of Fund  shares by  a
shareholder  who is  not a  dealer in  securities generally  will be  treated as
long-term capital gain or loss  if the shares have been  held for more than  one
year,  and  otherwise as  short-term  capital gain  or  loss. However,  any loss
realized by a shareholder upon the redemption or exchange of shares in the  Fund
held  for six months or less will be  treated as a long-term capital loss to the
extent of any long-term capital  gain distributions received by the  shareholder
with respect to such shares. In addition, no loss will be allowed on the sale or
other  disposition of shares  of the Fund if,  and to the  extent that, within a
period beginning 30 days before the date of such sale or disposition and  ending
30  days  after  such  date,  the  holder  acquires  (such  as  through dividend
reinvestment) securities that are substantially  identical to the shares of  the
Fund.
 
The  Fund will generally be subject to an excise  tax of 4% on the amount of any
income  or  capital  gains,  above  certain  permitted  levels,  distributed  to
shareholders  on  a  basis such  that  such income  or  gain is  not  taxable to
shareholders in  the  calendar  year  in  which  it  was  earned  by  the  Fund.
Furthermore,  dividends declared  in October,  November, or  December payable to
shareholders of record  on a  specified date  in such a  month and  paid in  the
following  January will be treated as having  been paid by the Fund and received
by each shareholder in December. Under this rule, therefore, shareholders may be
taxed in one year on dividends or distributions actually received in January  of
the following year.
 
Distributions  of net investment income or net long-term capital gains will have
the effect of reducing the net asset value of the Fund's shares by the amount of
the distribution. If the net asset value is reduced below a shareholder's  cost,
the  distribution will  nonetheless be taxable  as described above,  even if the
distribution represents a return of invested capital. Investors should  consider
the  tax implications of  buying shares just  prior to a  distribution, when the
price of shares may reflect the amount of the forthcoming distribution.
 
If a correct and  certified taxpayer identification number  is not on file,  the
Fund  is required,  subject to  certain exemptions,  to withhold  31% of certain
payments  made  or   distributions  declared   to  non-corporate   shareholders.
Shareholders should be aware that, under applicable regulations, the Fund may be
fined  up  to $50  annually  for each  account  for which  a  certified taxpayer
identification number is not provided. In the event that such a fine is  imposed
with  respect to any uncertified account in any year, a corresponding charge may
be made against that account.
 
This discussion of tax consequences is based on U.S. federal tax laws in  effect
on the date of this Prospectus. These laws and regulations are subject to change
by  legislative  or  administrative action,  possibly  with  retroactive effect.
Investors are urged to consult their  own tax advisors with respect to  specific
questions  as to federal taxes and with respect to the applicability of state or
local taxes. See 'Taxes' in the SAI.
 
ADDITIONAL INFORMATION
 
The Fund  will  send  its  shareholders  annual  and  semi-annual  reports.  The
financial  statements appearing in annual reports will be audited by independent
accountants. Shareholders also will be  sent confirmations of each purchase  and
redemption  and periodic  statements reflecting all  account activity, including
dividends and any distributions whether reinvested in additional shares or  paid
in cash.
 
Shareholders  of certain  Eligible Institutions  may be  given the  privilege to
initiate transactions  automatically  by  telephone  upon  opening  an  account.
However,  an investor should be aware that a transaction authorized by telephone
and reasonably believed to be genuine  by the Company, the Branch, the  Eligible
Institution,  the Transfer Agent or the  Distributor may subject the investor to
risk of loss if
 
                                      -21-
 
<PAGE>
<PAGE>

such instruction is subsequently  found not to be  genuine. The Company and  its
service   providers  will  employ  reasonable  procedures,  including  requiring
investors to  give a  form  of personal  identification  and tape  recording  of
telephonic  instructions, to  confirm that telephonic  instructions by investors
are genuine; if it does  not, it or the service  provider may be liable for  any
losses due to unauthorized or fraudulent instructions.
 
The  Fund may make historical performance  information available and may compare
its performance to other  investments or relevant  indices, including data  from
Lipper  Analytical  Services, Inc.,  Micropal  Inc., Morningstar  Inc., Ibbotson
Associates, S&P 500 Index, the Dow Jones Average, the Frank Russell Indices, the
Financial Times World Stock Index and other industry publications.
 
The Fund may advertise 'total return'. The total return shows what an investment
in the Fund would have earned over a specified period of time (one, five or  ten
years  or  since commencement  of operations,  if less)  assuming that  all Fund
distributions and dividends were reinvested  on the reinvestment dates and  less
all  recurring  fees  during the  period  and  assuming the  redemption  of such
investment at the end of each period. This method of calculating total return is
required by  regulations of  the SEC.  Total return  data similarly  calculated,
unless  otherwise indicated,  over other specified  periods of time  may also be
used. All  performance figures  are based  on historical  earnings and  are  not
intended to indicate future performance. Performance information may be obtained
by  clients of an  Eligible Institution by calling  the Eligible Institution and
other shareholders may address their inquiries to the Transfer Agent.
 
                                      -22-

<PAGE>
<PAGE>

TABLE OF CONTENTS
 
<TABLE>
<S>                                                                                                 <C>
Investors for Whom the Fund is Designed..........................................................     2
Master-Feeder Structure..........................................................................     4
Investment Objective and Policies................................................................     5
Additional Investment Information and Risk Factors...............................................     6
Investment Restrictions..........................................................................    13
Management.......................................................................................    13
Shareholder Services.............................................................................    15
Expenses.........................................................................................    16
Purchase of Shares...............................................................................    16
Redemption of Shares.............................................................................    17
Exchange of Shares...............................................................................    18
Retirement Plans.................................................................................    18
Dividends and Distributions......................................................................    19
Net Asset Value..................................................................................    19
Organization.....................................................................................    20
Taxes............................................................................................    20
Additional Information...........................................................................    21
</TABLE>
 
- --------------------------------------------------------------------------------
 
<TABLE>
<S>                                                  <C>
INVESTMENT ADVISER                                   Union Bank of Switzerland,
                                                     New York Branch
                                                     1345 Avenue of the Americas
                                                     New York, New York 10105
 
ADMINISTRATOR AND CUSTODIAN                          Investors Bank & Trust Company
                                                     200 Clarendon Street
                                                     Boston, Massachusetts 02116
 
DISTRIBUTOR                                          First Fund Distributors, Inc.
                                                     4455 E. Camelback Road
                                                     Phoenix, Arizona 85018
</TABLE>
 
- --------------------------------------------------------------------------------
 
NO PERSON HAS BEEN AUTHORIZED TO GIVE ANY INFORMATION OR TO MAKE ANY
REPRESENTATIONS OTHER THAN THOSE CONTAINED IN THIS PROSPECTUS, AND, IF GIVEN OR
MADE, SUCH OTHER INFORMATION OR REPRESENTATIONS MUST NOT BE RELIED UPON AS
HAVING BEEN AUTHORIZED BY THE FUND. THIS PROSPECTUS DOES NOT CONSTITUTE AN OFFER
TO SELL, OR A SOLICITATION OF AN OFFER TO BUY, BY THE FUND IN ANY JURISDICTION
IN WHICH SUCH OFFER TO SELL OR SOLICITATION MAY NOT LAWFULLY BE MADE.
 
[LOGO]


<PAGE>
<PAGE>



UBS
HIGH YIELD
BOND
FUND

- ----------------------------------

UBS
PRIVATE INVESTOR
FUNDS, INC.



PROSPECTUS
AUGUST  , 1997



<PAGE>
<PAGE>

PROSPECTUS
 
UBS HIGH YIELD BOND FUND
200 CLARENDON STREET
BOSTON, MASSACHUSETTS 02116
FOR INFORMATION CALL (888) UBS-FUND ((888) 827-3863)
 
UBS  High Yield Bond Fund (the 'Fund')  is designed for investors seeking higher
current income from a portfolio of higher-yielding, lower-rated debt  securities
issued  by domestic and  foreign companies than that  generally available from a
portfolio of higher-rated obligations in  exchange for assuming additional  risk
of  capital. The Fund  will also seek capital  appreciation when consistent with
high current  income by  investing  in securities  benefiting from  declines  in
long-term interest rates or improvements in credit quality.
 
The  Fund is  a diversified, no-load  mutual fund  for which there  are no sales
charges or exchange or redemption fees. The Fund is one of several series of UBS
Private Investor Funds, Inc. (the 'Company'), an open-end management  investment
company organized as a corporation under Maryland law.
 
UNLIKE  OTHER MUTUAL FUNDS THAT DIRECTLY  ACQUIRE AND MANAGE THEIR OWN PORTFOLIO
OF SECURITIES, THE FUND SEEKS TO ACHIEVE ITS INVESTMENT OBJECTIVES BY  INVESTING
ALL OF ITS INVESTABLE ASSETS IN UBS HIGH YIELD BOND PORTFOLIO (THE 'PORTFOLIO').
THE  PORTFOLIO IS A  SERIES OF UBS  INVESTOR PORTFOLIOS TRUST  (THE 'TRUST'), AN
OPEN-END MANAGEMENT INVESTMENT  COMPANY. THE PORTFOLIO  HAS THE SAME  INVESTMENT
OBJECTIVE AS THE FUND. THE FUND EMPLOYS A TWO-TIER MASTER-FEEDER INVESTMENT FUND
STRUCTURE   THAT   IS  MORE   FULLY  DESCRIBED   UNDER  THE   SECTION  CAPTIONED
'MASTER-FEEDER STRUCTURE'.
 
The Portfolio invests primarily  in lower-rated bonds,  commonly known as  'junk
bonds.'  Investments  of this  type are  subject to  a greater  risk of  loss of
principal and  nonpayment of  interest. Investors  should carefully  assess  the
risks  associated  with an  investment in  the  Fund. The  Fund is  designed for
investors willing to assume additional  risk in return for above-average  income
potential. See 'Additional Investment Information and Risk Factors'.
 
The  Portfolio is advised by the New York Branch (the 'Branch' or the 'Adviser')
of Union Bank of  Switzerland (the 'Bank') and  UBS Asset Management (New  York)
Inc. (the 'Sub-Adviser' and, together with the Adviser, the 'Advisers').
 
This  Prospectus  sets forth  concisely the  information about  the Fund  that a
prospective investor  ought to  know before  investing. It  should be  read  and
retained  for  future reference.  A Statement  of Additional  Information, dated
August    ,  1997 (the  'SAI'), provides  further discussion  of certain  topics
referred  to in  this Prospectus and  other matters  that may be  of interest to
investors. The SAI has been filed  with the Securities and Exchange  Commission,
is  incorporated  herein  by reference,  and  is available  without  charge upon
written request from the Company or  the Distributor (as defined herein) at  the
addresses  set forth  on the back  cover of  the Prospectus or  by calling (888)
UBS-FUND ((888) 827-3863).
 
INVESTMENTS IN THE FUND ARE NOT  DEPOSITS WITH OR OBLIGATIONS OF, OR  GUARANTEED
OR  ENDORSED BY, UNION BANK OF SWITZERLAND OR ANY OTHER BANK. SHARES OF THE FUND
ARE NOT  INSURED  BY THE  FEDERAL  DEPOSIT INSURANCE  CORPORATION,  THE  FEDERAL
RESERVE  BOARD, OR  ANY OTHER  GOVERNMENT AGENCY. AN  INVESTMENT IN  THE FUND IS
SUBJECT TO RISKS THAT MAY CAUSE THE  VALUE OF THE INVESTMENT TO FLUCTUATE.  WHEN
THE  INVESTMENT IS REDEEMED,  THE VALUE MAY  BE HIGHER OR  LOWER THAN THE AMOUNT
ORIGINALLY INVESTED BY THE INVESTOR.
 
THESE SECURITIES HAVE  NOT BEEN APPROVED  OR DISAPPROVED BY  THE SECURITIES  AND
EXCHANGE  COMMISSION OR ANY  STATE SECURITIES COMMISSION  NOR HAS THE SECURITIES
AND EXCHANGE  COMMISSION OR  ANY  STATE SECURITIES  COMMISSION PASSED  UPON  THE
ACCURACY OR ADEQUACY OF THIS PROSPECTUS. ANY REPRESENTATION TO THE CONTRARY IS A
CRIMINAL OFFENSE.
 
PROSPECTUS DATED AUGUST   , 1997.

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UBS HIGH YIELD BOND FUND
INVESTORS FOR WHOM THE FUND IS DESIGNED
 
UBS  High Yield Bond Fund (the 'Fund')  is designed for investors seeking higher
current income from a portfolio of higher-yielding, lower-rated debt  securities
issued  by domestic and  foreign companies than that  generally available from a
portfolio of higher-rated obligations in  exchange for assuming additional  risk
of  capital. The Fund  will also seek capital  appreciation when consistent with
high current  income by  investing  in securities  benefiting from  declines  in
long-term  interest rates or  improvements in credit quality.  The Fund seeks to
achieve its investment objectives by investing  all of its investable assets  in
UBS  High Yield Bond Portfolio  (the 'Portfolio'). The Portfolio  is a series of
UBS Investor Portfolios Trust (the  'Trust'), an open-end management  investment
company.  The Portfolio has  the same investment objective  as the Fund. Because
the investment  characteristics  and  experience of  the  Fund  will  correspond
directly  with those of the Portfolio, the discussion in this Prospectus focuses
on the investments and investment policies of the Portfolio. The net asset value
of shares of the Fund fluctuates with changes in the value of the investments in
the Portfolio. See 'Investment Objective and Policies -- Quality Information.'
 
The Portfolio may make various types  of investments in seeking its  objectives.
Among   the  permissible  investments  for   the  Portfolio  are  high-yielding,
lower-rated bonds and debt  instruments of domestic  and foreign companies.  The
Portfolio  may also invest  in futures contracts,  options, forward contracts on
foreign currencies, certain  privately placed securities  and equity  securities
such  as  common  and  preferred stocks.  For  further  information  about these
investments and  related investment  techniques, see  'Investment Objective  and
Policies' discussed below.
 
The  minimum initial investment in the Fund  is $25,000, except that the minimum
initial investment is $10,000 for shareholders of another series of UBS  Private
Investor  Funds, Inc. (the 'Company'). The minimum subsequent investment for all
investors is $5,000. These minimums may be waived at the Fund's discretion.  See
'Purchase of Shares.' If shareholders reduce their total investment in shares of
the  Fund to less  than $10,000, their  investment will be  subject to mandatory
redemption. See 'Redemption of Shares -- Mandatory Redemption.' The Fund is  one
of  several series  of the  Company, an  open-end management  investment company
organized as a Maryland corporation.
 
This  Prospectus  describes  the  Fund's  investment  objective  and   policies,
management  and operations to enable investors to decide if the Fund suits their
investment needs. The Fund operates through a two-tier master-feeder  investment
fund  structure.  The  Company's  Board of  Directors  (the  'Directors'  or the
'Board') believes  that  this  structure provides  Fund  shareholders  with  the
opportunity  to  achieve  certain economies  of  scale that  would  otherwise be
unavailable  if  the  shareholders'  investments  were  not  pooled  with  other
investors sharing similar investment objectives.
 
The  following  table  illustrates  that  Fund  investors  incur  no shareholder
transaction expenses: their  investments in  the Fund  are subject  only to  the
operating  expenses  set  forth below  for  the  Fund and  the  Portfolio,  as a
percentage of average daily net assets  of the Fund. The Directors believe  that
the  aggregate  per  share  expenses  of the  Fund  and  the  Portfolio  will be
approximately equal to and  may be less  than the expenses  that the Fund  would
incur  if it  retained the  services of an  investment adviser  and invested its
assets directly  in  portfolio  securities.  Fund  and  Portfolio  expenses  are
discussed  below under  the headings  'Management', 'Expenses'  and 'Shareholder
Services.'
 
<TABLE>
<CAPTION>
<S>                                                                                                    <C>
SHAREHOLDER TRANSACTION EXPENSES
Sales Load Imposed on Purchases.....................................................................   None
Sales Load Imposed on Reinvested Dividends..........................................................   None
Deferred Sales Load.................................................................................   None
Redemption Fees.....................................................................................   None
Exchange Fees.......................................................................................   None
</TABLE>
 
                                      -2-
 
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<TABLE>
<CAPTION>
<S>                                                                                                  <C>
EXPENSE TABLE
ANNUAL OPERATING EXPENSES*
Advisory Fees, After Fee Waiver**.................................................................   0.00%
Rule 12b-1 Fees...................................................................................   None
Other Expenses, After Expense Reimbursements***...................................................   0.90%
                                                                                                     ----
Total Operating Expenses, After Fee Waivers and Expense Reimbursements*...........................   0.90%
                                                                                                     ----
                                                                                                     ----
</TABLE>
 
*   Expenses are expressed as a percentage of the Fund's projected average daily
net assets and  are based  on annualized estimates  of expenses  to be  incurred
during  the fiscal  period ending  December 31,  1997, after  any applicable fee
waivers and  expense  reimbursements.  Without  such  fee  waivers  and  expense
reimbursements, Total Operating Expenses are estimated to be equal, on an annual
basis, to 1.95% of the Fund's average daily net assets. See 'Management'.
 
**    The New  York Branch  (the 'Branch'  or  the 'Adviser')  of Union  Bank of
Switzerland (the 'Bank') has agreed to waive fees and reimburse the Fund and the
Portfolio for any of  its respective operating expenses  to the extent that  the
Fund's  total  operating  expenses  (including  its  share  of  the  Portfolio's
expenses) exceed, on  an annual  basis, 0.90% of  the Fund's  average daily  net
assets. The Branch may modify or discontinue this undertaking at any time in the
future  with 30  days' prior  notice to the  Fund. The  Portfolio's advisory fee
would be equal, on an annual basis, to 0.45% of the average daily net assets  of
the  Portfolio if there were no fee waiver in effect. See 'Management -- Adviser
and Funds Services Agent' and 'Expenses'.
 
*** The fees and expenses in Other Expenses include fees payable to:
 
    (i) Investors Bank &  Trust Company ('Investors  Bank', the 'Custodian',  or
    the  'Transfer Agent') (a) under an  Administration Agreement with the Fund,
    (b) as custodian of the Fund and the Portfolio and (c) as transfer agent  of
    the Fund,
 
    (ii)  Investors  Fund Services  (Ireland) Limited  ('IBT Ireland')  under an
    Administration Agreement with the Portfolio, and
 
    (iii) Eligible  Institutions providing  shareholder services  under  various
    shareholder servicing agreements.
 
For  a more detailed description of  contractual fee arrangements, including fee
waivers and expense  reimbursements, and of  the fees and  expenses included  in
Other Expenses, see 'Management' and 'Shareholder Services'.
 
EXAMPLE
 
An  investor would pay the following expenses on a $1,000 investment, assuming a
5% annual return and redemption at the end of each time period:
 
<TABLE>
<CAPTION>
<S>                                                            <C>
1 Year......................................................   $ 9
3 Years.....................................................    29
</TABLE>
 
The above Expense  Table is designed  to assist investors  in understanding  the
various  direct and indirect costs and expenses that Fund investors are expected
to bear  and reflects  the expenses  of the  Fund and  the Fund's  share of  the
Portfolio's  expenses. In  connection with the  above Example,  please note that
$1,000 is less than the Fund's minimum investment requirement and that there are
no redemption or exchange fees of any kind. See 'Purchase of Shares',  'Exchange
of  Shares'  and 'Redemption  of  Shares'. THE  EXAMPLE  IS HYPOTHETICAL;  IT IS
INCLUDED SOLELY FOR ILLUSTRATIVE PURPOSES,  AND ASSUMES THE CONTINUATION OF  THE
FEE WAIVERS AND EXPENSE REIMBURSEMENTS REPRESENTED IN THE ABOVE 'EXPENSE TABLE'.
IT  SHOULD  NOT BE  CONSIDERED A  REPRESENTATION  OF FUTURE  PERFORMANCE; ACTUAL
EXPENSES MAY BE MORE OR LESS THAN THOSE SHOWN.
 
HISTORICAL PERFORMANCE OF COMPARABLE DISCRETIONARY ACCOUNTS. The following table
sets forth  (i) the  composite average  annual total  returns for  the one  year
period ended June 30, 1997 and for the period July 1, 1995 (commencement date of
investment  operations)  through June  30, 1997  for all  discretionary accounts
described below that  have been managed  for at  least one full  quarter by  UBS
Asset  Management  (New  York)  Inc.,  a  wholly-owned  subsidiary  of  the Bank
('UBSAM'), and (ii) the average annual total
 
                                      -3-
 
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return during the same periods for the Merrill Lynch All High Yield Bond  Index.
The  discretionary accounts described  in (i) above  have substantially the same
investment objective and policies and are managed in a manner substantially  the
same  as the Portfolio. The composite total  returns for such accounts have been
adjusted to deduct all of the Fund's annual total operating expenses of 0.90% of
average daily net assets as set forth in the Expense Table above. The  composite
total  returns are  time-weighted and  weighted by  individual account  size and
reflect the reinvestment of interest. The discretionary accounts are not subject
to  certain  investment  limitations,  diversification  requirements  and  other
restrictions  imposed by federal securities and  tax laws on the Portfolio that,
if applied  to  the accounts,  may  have adversely  affected  their  performance
results.  The composite total  returns of these  discretionary accounts does not
represent the historical performance of the  Portfolio and should not be  viewed
as  a prediction of future performance of  the Portfolio. Merrill Lynch All High
Yield Bond  Index (the  'Index')  is an  unmanaged  composite of  consisting  of
publicly-issued,  fixed-rate,  non-convertible,  domestic bonds  that  are below
investment grade. The total returns of the Index do not include management  fees
or commissions.
 
<TABLE>
<CAPTION>
                                                           COMPOSITE
                                                          TOTAL RETURN
                                                        OF SUB-ADVISER'S
                                                         DISCRETIONARY            MERRILL LYNCH
        AVERAGE ANNUAL TOTAL RETURN FOR THE:                ACCOUNTS        ALL HIGH YIELD BOND INDEX
- -----------------------------------------------------   ----------------    -------------------------
<S>                                                     <C>                 <C>
One Year Ended June 30, 1997.........................              %                       %
Period July 1, 1995* through June 30, 1997...........             %                       %
</TABLE>
 
- ------------
 
*  Commencement date.
 
MASTER-FEEDER STRUCTURE
 
Unlike  other mutual funds that directly  acquire and manage their own portfolio
of securities, the Fund seeks to  achieve its investment objective by  investing
all  of its  investable assets in  the Portfolio, a  separate investment company
with the same investment objective as the Fund. The investment objective of  the
Fund and the Portfolio may be changed only with the approval of the holders of a
majority  of the outstanding voting securities of  the Fund or a majority of the
investors in the Portfolio, respectively, after 30 days' prior notice.
 
This  master-feeder  structure  has  been  developed  relatively  recently,   so
shareholders should carefully consider this investment approach.
 
In  addition to selling an interest in  the Portfolio to the Fund, the Portfolio
may sell  interests in  the Portfolio  to other  mutual funds  or  institutional
investors.  Such investors will  invest in the  Portfolio on the  same terms and
conditions as the Fund and will  incur a proportionate share of the  Portfolio's
expenses.  However, other entities investing in the Portfolio may sell shares of
their own  fund  using a  different  pricing  structure than  the  Fund's.  Such
different pricing structures may result in differences in returns experienced by
investors  in  other funds  that invest  in the  Portfolio. Such  differences in
returns are  not uncommon  and  are present  in  other mutual  fund  structures.
Information  concerning other holders of interests in the Portfolio is available
from Investors Bank at (888) UBS-FUND.
 
The Fund may withdraw its investment in  the Portfolio at any time if the  Board
determines  that it  is in  the Fund's  best interest  to do  so. Upon  any such
withdrawal, the Board would consider what  action might be taken, including  the
investment  of all the Fund's assets  in another pooled investment entity having
the same investment objective and restrictions  as the Fund or the retaining  of
an  investment  adviser  to manage  the  Fund's  assets in  accordance  with the
investment policies described below with respect to the Portfolio.
 
Certain  changes   in  the   Portfolio's  investment   objective,  policies   or
restrictions, or a failure by the Fund's shareholders to approve a change in the
Portfolio's  investment  objective  or  restrictions, may  require  the  Fund to
withdraw its investments in the Portfolio.  Any such withdrawal could result  in
an   in-kind  distribution  of  portfolio  securities  (as  opposed  to  a  cash
distribution) by the Portfolio  to the Fund. Such  a distribution may result  in
the  Fund's  having a  less diversified  portfolio  of investments  or adversely
affect
 
                                      -4-
 
<PAGE>
<PAGE>

the Fund's liquidity, and the Fund  could incur brokerage, tax or other  charges
in  converting such  securities to  cash. Notwithstanding  the above,  there are
other means for meeting shareholder redemption requests, such as borrowing.
 
Smaller funds  investing in  the Portfolio  may be  materially affected  by  the
actions of larger funds investing in the Portfolio. For example, if a large fund
withdraws  from the Portfolio,  the remaining funds  may subsequently experience
higher pro  rata operating  expenses,  thereby lowering  returns.  Additionally,
because  the Portfolio  would become  smaller, it  may become  less diversified,
resulting in potentially increased portfolio risk (however, these  possibilities
also  exist for traditionally structured funds  that have large or institutional
investors who may withdraw  from a fund).  Also, funds with  a greater pro  rata
ownership   in  the  Portfolio  could  have  effective  voting  control  of  its
operations. Except as permitted by  the Securities and Exchange Commission  (the
'SEC'),  whenever the  Fund is  requested to vote  on matters  pertaining to the
Portfolio, the Company will  hold a meeting of  Fund shareholders and will  cast
all  of its votes proportionately as  instructed by the Fund's shareholders. See
'Organization' in the SAI. Fund shareholders who do not vote will not affect the
Fund's votes at  the Portfolio meeting.  The percentage of  the Company's  votes
representing  Fund shareholders not voting  will be voted by  the Company in the
same proportion as the Fund shareholders who do, in fact, vote.
 
For more information  about the Portfolio's  investment objective, policies  and
restrictions,  see 'Investment  Objective and  Policies', 'Additional Investment
Information  and  Risk   Factors'  and  'Investment   Restrictions'.  For   more
information about the Portfolio's management and expenses, see 'Management'. For
more   information  about  changing  the   investment  objective,  policies  and
restrictions of the Fund or the Portfolio, see 'Investment Restrictions'.
 
INVESTMENT OBJECTIVES AND POLICIES
 
The investment objectives  of the Fund  and the Portfolio  are described  below,
together  with  the policies  each  employs to  seek  to achieve  its objective.
Additional information  about  the  investment  policies of  the  Fund  and  the
Portfolio  appears in  the SAI under  'Investment Objectives  and Policies.' The
Fund seeks to achieve its objectives  by investing all of its investable  assets
in  the Portfolio, which has  the same investment objectives  as the Fund. There
can be no assurance that the investment objectives of the Fund or the  Portfolio
will be achieved.
 
The  Adviser is  responsible for supervising  the management  of the Portfolio's
investments. Consistent  with  these duties,  the  Adviser has  entered  into  a
Sub-Advisory  Agreement  with UBSAM  (the 'Sub-Adviser'  and, together  with the
Adviser, the 'Advisers'), whereby the  Sub-Adviser is primarily responsible  for
the  day-to-day investment  decisions for the  Portfolio. The  Adviser is solely
responsible for paying the Sub-Adviser for these services. The Sub-Adviser is an
affiliate of the Adviser.
 
The primary objective of the Portfolio is to provide high current income from  a
portfolio of higher-yielding, lower-rated debt securities issued by domestic and
foreign  companies. The Portfolio will seek to achieve this investment objective
of high current income  by investing, under normal  market conditions, at  least
65% of its assets in debt securities, convertible securities or preferred stocks
that are consistent with this objective. The Portfolio's remaining assets may be
held  in cash or money market instruments, or invested in equity securities when
these types of investments are consistent with high current income.
 
The Portfolio seeks its secondary  objective of capital growth, when  consistent
with  high current income,  by investing in  securities, including common stocks
and  non-income  producing  securities,  which  the  Sub-Adviser  expects   will
appreciate  in value  as a  result of  declines in  long-term interest  rates or
favorable developments affecting the business  or prospects of the issuer  which
may  improve the issuer's  financial condition and  credit rating. The Portfolio
may invest up to 25% of its assets in the securities of foreign issuers.
 
The Fund is designed for investors who  seek current income that is higher  than
that  generally  available from  a portfolio  of higher-rated  obligations while
recognizing the additional risks of  lower-rated obligations. The Fund may  also
be  a convenient way to add high  yield bond exposure to diversify an investor's
existing portfolio.
 
                                      -5-
 
<PAGE>
<PAGE>

Higher yields  are  generally available  from  securities in  the  lower  rating
categories  of Moody's Investor Services, Inc. ('Moody's') and Standard & Poor's
Ratings Group ('S&P'), including securities rated Baa or lower by Moody's or BBB
or lower by S&P.  Securities rated Baa or  BBB are considered investment  grade,
but have some speculative characteristics. Securities rated below Baa or BBB are
considered  to be of poor standing  and predominantly speculative. The Portfolio
may invest up to 10% of its assets  in securities rated below Caa by Moody's  or
CCC  by S&P, including securities in the lowest rating category of either rating
agency, or  in unrated  securities  that the  Sub-Adviser  determines to  be  of
comparable  quality. If, subsequent  to the Portfolio's  purchase of a security,
the security's rating  is reduced by  a rating service,  the Portfolio will  not
necessarily dispose of that security. The Sub-Adviser will, however, monitor the
investment to determine whether continued investment in the security will assist
in meeting the Fund's investment objective.
 
The  Sub-Adviser intends to identify and  purchase specific securities that will
constitute a  diversified portfolio.  In selecting  securities, the  Sub-Adviser
will  use  quantitative  tools, analyses  of  credit  risk, the  expertise  of a
dedicated trading desk, and the judgment of fixed income portfolio managers  and
analysts.  Under normal circumstances, the Sub-Adviser  intends to keep at least
65% of the Portfolio's assets invested in bonds. Bonds are debt instruments such
as debentures,  notes, mortgage  securities,  equipment trust  certificates  and
other  collateralized securities, zero coupon securities, government obligations
and money market  instruments. See 'Corporate  Bonds', 'Foreign Securities'  and
'Temporary Defensive Investments' below.
 
As  a  secondary  activity,  the Sub-Adviser  may  also  manage  the Portfolio's
duration (defined  below),  and  the  allocation  of  securities  across  market
sectors.  Based  on  fundamental  economic  and  capital  markets  research, the
Sub-Adviser may  adjust  the  duration  of the  Portfolio  in  light  of  market
conditions  and the Sub-Adviser's  opinion regarding future  interest rates. For
example, if interest rates are expected to fall, the duration may be  lengthened
to  take advantage of  the anticipated increase in  bond prices. The Sub-Adviser
also actively allocates the  Portfolio's assets among the  broad sectors of  the
fixed income market including, but not limited to, corporate securities, private
placements, asset-backed securities and mortgage related securities.
 
Duration is a measure of a bond's price sensitivity, expressed in years. It is a
measure  of interest rate risk of a bond calculated by taking into consideration
the number  of  years until  the  average dollar,  in  present value  terms,  is
received  from principal and interest  payments. For example, for  a bond with a
duration of four years, every 1% change in yield will result in approximately  a
4%  change in price in the opposite  direction. The Portfolio's benchmark is the
Merrill Lynch  All High  Yield Bond  Index, which  currently has  a duration  of
approximately       years.  The Portfolio intends  to have a  duration between 3
years and 8 years. The maturities  of the Portfolio's individual securities  may
vary widely from its duration, however, and may be as long as 30 years.
 
The  Portfolio  intends to  manage  its securities  actively  in pursuit  of its
investment objective.  Portfolio  transactions  are  undertaken  principally  to
accomplish  the Portfolio's objective  in relation to  expected movements in the
general level of interest rates, but the Portfolio may also engage in short-term
trading consistent with its  objective. To the extent  the Portfolio engages  in
short-term trading, it may incur increased transaction costs. See 'Taxes' below.
The annual portfolio turnover rate for the Fund is expected to be under 100%.
 
CORPORATE BONDS. The Portfolio may invest in a broad range of corporate bonds of
domestic and foreign issuers. These include debt securities of various types and
maturities,  e.g.,  debentures,  notes,  mortgage  securities,  equipment  trust
certificates and  other collateralized  securities and  zero coupon  securities.
Collateralized  securities  are backed  by a  pool  of assets  such as  loans or
receivables that generate cash flow to cover the payments due on the securities.
Collateralized securities are subject to  certain risks, including a decline  in
the  value of the collateral backing the  security, failure of the collateral to
generate the anticipated  cash flow or  in certain cases  more rapid  prepayment
than anticipated because of events affecting the collateral, such as accelerated
prepayment  of mortgages or other loans  backing these securities or destruction
of equipment subject to equipment trust  certificates. In the event of any  such
prepayment,  the  Portfolio  will  be  required  to  reinvest  the  proceeds  of
prepayments at interest rates prevailing at the time of reinvestment, which  may
be lower than the interest rates on the prepaid
 
                                      -6-
 
<PAGE>
<PAGE>

securities.  In addition, the value of zero  coupon securities, which do not pay
interest, is more volatile  than that of interest  bearing debt securities  with
the  same maturity. Although zero  coupon securities do not  pay interest to the
holders thereof, federal income tax law requires the Fund to recognize a portion
of  such  securities'  discount  as  income  each  year.  This  income  must  be
distributed  to shareholders  along with  other income  earned by  the Fund. See
'Dividends and Distributions'. The Portfolio may  invest to a limited degree  in
common stock, convertible debt or preferred stocks to the extent consistent with
the  investment objective  of the  Portfolio. The  Portfolio does  not expect to
invest more than 25% of  its total assets in  securities of foreign issuers.  If
the  Portfolio invests in  non-U.S. dollar denominated  securities, it may hedge
its foreign currency  exposure. The Portfolio  may purchase nonpublicly  offered
debt   securities.  See  'Illiquid  Investments;   Privately  Placed  and  Other
Unregistered  Securities'.  See  'Additional  Investment  Information  and  Risk
Factors'   for  further  information  on  foreign  investments  and  convertible
securities.
 
FOREIGN SECURITIES. The Portfolio may invest in securities principally traded in
foreign markets.  The Portfolio  may also  purchase Eurodollar  certificates  of
deposits  without regard to the 25% limit. Since Foreign securities are normally
denominated and traded in  foreign currencies, the  Portfolio's net asset  value
may be affected favorably or unfavorably by currency exchange rates and exchange
control  regulations. See 'Foreign Investment Information' and 'Foreign Currency
Exchange  Transactions'  under  'Additional  Investment  Information  and   Risk
Factors'.
 
TEMPORARY  DEFENSIVE INVESTMENTS.  Under unusual market  circumstances, the Fund
may seek to limit the  risk of principal loss by  reducing its exposure to  high
yield bonds in favor of other, more defensive investments. Defensive investments
may  include money market instruments,  or higher-rated fixed income securities,
including U.S. Government and agency obligations. The yields on these securities
will generally be lower than those on lower-rated securities and the Fund's  net
investment  income and dividend yield will decrease accordingly. The Fund cannot
predict when, if ever, it might use these defensive investments, to what  extent
it  might utilize these investments or for how long it might hold these types of
investments.
 
MONEY  MARKET  INSTRUMENTS.  The  Portfolio  may  also  purchase  money   market
instruments  to invest temporary cash balances  or to maintain liquidity to meet
withdrawals. However, the  Portfolio may  also invest, without  limit, in  money
market  instruments  as  a  temporary  defensive  measure  taken  during,  or in
anticipation  of,  adverse  market  conditions.  The  money  market  investments
permitted  for the Portfolio include obligations  of the U.S. Government and its
agencies and  instrumentalities,  other  debt securities,  money  market  mutual
funds,  commercial paper, bank  obligations and repurchase  agreements. For more
detailed information  about  these  money market  investments,  see  'Investment
Objectives and Policies' in the SAI.
 
The Portfolio may also purchase obligations on a when-issued or delayed delivery
basis,  enter  into  repurchase  and  reverse  repurchase  agreements,  loan its
portfolio securities,  purchase certain  privately placed  securities and  enter
into  certain hedging  transactions that may  involve options  on securities and
securities indices, futures contracts  and options on  futures contracts. For  a
discussion  of  these  investments and  investment  techniques,  see 'Additional
Investment Information and Risk Factors'.
 
ADDITIONAL INVESTMENT INFORMATION AND RISK FACTORS
 
LOWER-RATED  SECURITIES.  Changes  by  ratings  services  in  their  ratings  of
securities  held by  the Portfolio  may affect  the value  of these investments.
Changes in the  value of  portfolio investments  generally will  not affect  the
income  derived from  these investments,  but will  affect the  Fund's net asset
value.
 
Securities rated C by Moody's are the lowest rated class and can be regarded  as
having  extremely poor prospects of ever attaining any real investment standing.
Debt rated D by S&P, its lowest rating, is in default or is expected to  default
upon maturity or payment date.
 
Lower-rated,  and  unrated  securities  determined  by  the  Sub-Adviser  to  be
comparable, (i) will  likely have  some quality  and protective  characteristics
that,  in the  judgment of the  rating organization and/or  the Sub-Adviser, are
outweighed  by  considerable  uncertainties   or  major  exposures  to   adverse
conditions  and (ii) are predominantly speculative  with respect to the issuer's
capacity to pay interest and repay principal
 
                                      -7-
 
<PAGE>
<PAGE>

in accordance  with the  terms of  the obligation.  The market  values of  these
securities  tend to be  more sensitive to  individual corporate developments and
changes in economic conditions than higher-quality securities.
 
The inability (or  perceived inability) of  issuers to make  timely payments  of
interest  and principal would likely  make the values of  securities held by the
Portfolio more volatile  and could  limit the  Portfolio's ability  to sell  its
securities  at prices approximating the values the Portfolio had placed on these
securities. The  absence  of  a  liquid trading  market  for  certain  of  these
securities  may make it more  difficult for the Portfolio  to establish the fair
market value of these securities and  calculate the Fund's net asset value.  The
rating  assigned to a security by Moody's  or S&P does not reflect an assessment
of the  volatility  of  the security's  market  value  or the  liquidity  of  an
investment in the security.
 
For  a complete description  of the rating  systems of Moody's  and S&P, see the
Appendix to the SAI.
 
CONVERTIBLE SECURITIES. The  convertible securities in  which the Portfolio  may
invest  include any  debt securities or  preferred stocks that  may be converted
into common stock or that carry the right to purchase common stock.  Convertible
securities  entitle the holder to exchange the securities for a specified number
of shares of  common stock,  usually of the  same company,  at specified  prices
within a certain period of time.
 
WHEN-ISSUED   AND  DELAYED  DELIVERY  SECURITIES.  The  Portfolio  may  purchase
securities on a when-issued or delayed  delivery basis. Delivery of and  payment
for  these securities may take as long as a  month or more after the date of the
purchase commitment.  The  value  of  these  securities  is  subject  to  market
fluctuation  during  this  period  and  no interest  or  income  accrues  to the
Portfolio until settlement. At  the time of  settlement, a when-issued  security
may  be valued at less than its purchase price. Between the trade and settlement
dates, the  Portfolio will  maintain  a segregated  account with  the  Custodian
consisting  of a portfolio of  liquid securities with a  value at least equal to
these  commitments.  When  entering  into  a  when-issued  or  delayed  delivery
transaction,  the  Portfolio will  rely  on the  other  party to  consummate the
transaction;  if  the  other  party  fails  to  do  so,  the  Portfolio  may  be
disadvantaged.  It is  the current  policy of  the Portfolio  not to  enter into
when-issued commitments exceeding in  the aggregate 15% of  the market value  of
the Portfolio's total assets less liabilities (excluding the obligations created
by these commitments).
 
REPURCHASE   AGREEMENTS.  The  Portfolio  may  engage  in  repurchase  agreement
transactions with  brokers, dealers  or banks  that meet  the credit  guidelines
approved  by the  Trust's Board  of Trustees  (the 'Trustees').  In a repurchase
agreement, the  Portfolio buys  a security  from  a seller  that has  agreed  to
repurchase  it at a mutually agreed upon date and price, reflecting the interest
rate effective for the term  of the agreement. The  term of these agreements  is
usually  from overnight to one  week. A repurchase agreement  may be viewed as a
fully collateralized loan of money by the Portfolio to the seller. The Portfolio
always receives securities as collateral with  a market value at least equal  to
the purchase price plus accrued interest and this value is maintained during the
term  of  the  agreement. If  the  seller  defaults and  the  collateral's value
declines, the  Portfolio  might incur  a  loss. If  bankruptcy  proceedings  are
commenced  with  respect to  the seller,  the  Portfolio's realization  upon the
disposition of collateral may be  delayed or limited. Investments in  repurchase
agreements  maturing in more than seven  days and certain other investments that
may be considered  illiquid are  limited. See  'Illiquid Investments;  Privately
Placed and Other Unregistered Securities' below.
 
REVERSE  REPURCHASE AGREEMENTS. The Portfolio is permitted to enter into reverse
repurchase agreements. In a reverse repurchase agreement, the Portfolio sells  a
security  and agrees to repurchase it at  a mutually agreed upon date and price,
reflecting the interest  rate effective for  the term of  the agreement. It  may
also  be viewed as the borrowing of money  by the Portfolio and, therefore, is a
form of leverage. Leverage may cause any gains or losses of the Portfolio to  be
magnified.  For more  information, including limitations  on the  use of reverse
repurchase agreements, see 'Investment Objectives and Policies' in the SAI.
 
SECURITIES LENDING. Subject to applicable investment restrictions, the Portfolio
may lend its securities. The Portfolio may lend its securities if such loans are
secured continuously by cash or equivalent  collateral or by a letter of  credit
in  favor of the  Portfolio at least  equal at all  times to 100%  of the market
value of
 
                                      -8-
 
<PAGE>
<PAGE>

the securities loaned, plus accrued interest. While such securities are on loan,
the borrower will pay the Portfolio  any income accruing thereon. Loans will  be
subject to termination by the Portfolio in the normal settlement time, generally
three  business  days after  notice, or  by  the borrower  on one  day's notice.
Borrowed securities must be  returned when the loan  is terminated. Any gain  or
loss  in the market price of the borrowed securities that occurs during the term
of the loan inures to the Portfolio and its respective investors. The  Portfolio
may  pay reasonable finders'  and custodial fees  in connection with  a loan. In
addition, the Portfolio will consider all the facts and circumstances, including
the creditworthiness of the borrowing  financial institution, and the  Portfolio
will  not make any loans in excess of  one year. The Portfolio will not lend its
securities to any officer, Trustee, Director, employee or affiliate or placement
agent of the Company, the  Portfolio, or the Adviser, Sub-Adviser  Administrator
or Distributor, unless otherwise permitted by applicable law.
 
FOREIGN INVESTMENT INFORMATION. Investments in securities of foreign issuers and
in  obligations of foreign branches of domestic banks involve somewhat different
investment risks from those affecting securities of domestic issuers. There  may
be  limited publicly available information with  respect to foreign issuers, and
foreign issuers are not  generally subject to  uniform accounting, auditing  and
financial  standards and requirements comparable to those applicable to domestic
companies. Dividends and  interest paid  by foreign  issuers may  be subject  to
withholding  and other foreign  taxes that may  decrease the net  return on such
investments.
 
Investors should  realize  that the  value  of the  Portfolio's  investments  in
foreign  securities may be adversely affected  by changes in political or social
conditions,  diplomatic   relations,   confiscatory   taxation,   expropriation,
nationalization,  limitation on the removal of funds or assets, or imposition of
(or change in) exchange control or  tax regulations in those foreign  countries.
In  addition,  changes in  government  administrations or  economic  or monetary
policies in  the  United  States  or abroad  could  result  in  appreciation  or
depreciation  of portfolio securities and  could favorably or unfavorably affect
the Portfolio's  operations. Furthermore,  the economies  of individual  foreign
nations  may differ  from the U.S.  economy, favorably or  unfavorably, in areas
such  as  growth  of  gross   national  product,  rate  of  inflation,   capital
reinvestment, resource self-sufficiency and balance of payments position; it may
also  be  more difficult  to obtain  and  enforce a  judgment against  a foreign
issuer. Any foreign investments made by the Portfolio must be made in compliance
with U.S. and foreign currency restrictions and tax laws restricting the amounts
and types of foreign investments.
 
In addition, while  the volume  of transactions effected  on foreign  securities
exchanges  has increased in  recent years, in most  cases it remains appreciably
below that of domestic security exchanges. Accordingly, the Portfolio's  foreign
investments  may  be less  liquid and  their  prices may  be more  volatile than
comparable investments in securities of U.S. companies. Moreover, the settlement
periods for foreign securities, which are often longer than those for securities
of  U.S.  issuers,  may  affect  portfolio  liquidity.  In  buying  and  selling
securities  on foreign exchanges, purchasers normally pay fixed commissions that
are generally  higher than  the  negotiated commissions  charged in  the  United
States.  In  addition,  there  is  generally  less  government  supervision  and
regulation of securities  exchanges, brokers  and issuers  located in  countries
other than in the United States.
 
The  Portfolio may invest  in securities of  foreign issuers directly  or in the
form of  American Depository  Receipts  ('ADRs'), European  Depository  Receipts
('EDRs'),  Global Depository  Receipts ('GDRs')  or other  similar securities of
foreign issuers. These securities may not necessarily be denominated in the same
currency as the securities they represent. ADRs are receipts typically issued by
a U.S. bank  or trust  company evidencing  ownership of  the underlying  foreign
securities. Certain institutions issuing ADRs may not be sponsored by the issuer
of the underlying foreign securities. A non-sponsored depository may not provide
the  same shareholder  information that  a sponsored  depository is  required to
provide under its  contractual arrangements  with the foreign  issuer. EDRs  are
receipts  issued  by  a  European  financial  institution  evidencing  a similar
arrangement. GDRs are issued  outside the United  States, typically by  non-U.S.
banks and trust companies. Generally, ADRs, in registered form, are designed for
use  in the  U.S. securities  markets, and  EDRs and  GDRs, in  bearer form, are
designed for  use in  European  securities markets,  and domestic  and  European
securities markets, respectively.
 
                                      -9-
 
<PAGE>
<PAGE>

Because  investments in foreign securities involve foreign currencies, the value
of assets as measured in U.S. dollars may be affected, favorably or unfavorably,
by changes  in currency  exchange  rates and  in exchange  control  regulations,
including currency blockage. See 'Foreign Currency Exchange Transactions' below.
 
FOREIGN  CURRENCY EXCHANGE TRANSACTIONS. Because the  Portfolio may buy and sell
securities and receive interest and dividends in currencies other than the  U.S.
dollar,  the  Portfolio  may,  from time-to-time,  enter  into  foreign currency
exchange transactions. The Portfolio may enter into these transactions on a spot
(i.e., cash) basis at the spot rate prevailing in the foreign currency  exchange
market,  use forward currency contracts to  purchase or sell foreign currencies,
use currency futures contracts or purchase  or sell options thereon or  purchase
or sell currency options.
 
A  forward foreign currency exchange contract  is an obligation of the Portfolio
to purchase or sell a specific currency at a future date, which may be any fixed
number of days from the  date of the contract.  Currency options give the  buyer
the  right, but  not the  obligation, to purchase  or sell  a fixed  amount of a
specific currency at a fixed price at a future date. These contracts are entered
into in the interbank  market directly between  currency traders (usually  large
commercial  banks)  and their  customers.  A forward  foreign  currency exchange
contract generally has  no deposit  requirement, and is  traded at  a net  price
without  commission. The  Portfolio will not  enter into  these foreign currency
exchange  transactions  for  speculative  purposes.  Foreign  currency  exchange
transactions  do not eliminate fluctuations in  the local currency prices of the
Portfolio's securities or  in foreign  exchange rates,  or prevent  loss if  the
local currency prices of these securities should decline.
 
A  currency futures contract is a contract involving an obligation to deliver or
acquire the specified amount of a currency  at a specified price at a  specified
future time. Futures contracts may be settled on a net cash payment basis rather
than by the sale and delivery of the underlying currency.
 
The  Portfolio  may  enter into  foreign  currency exchange  transactions  in an
attempt to protect against  changes in foreign  currency exchange rates  between
the   trade  and  settlement  dates   of  specific  securities  transactions  or
anticipated securities transactions. The Portfolio  may use these techniques  to
hedge  against a change in foreign currency exchange rates (with the U.S. dollar
or other foreign currencies) that would cause a decline in the value of existing
investments denominated or principally traded in a foreign currency.
 
Although these transactions are intended to minimize  the risk of loss due to  a
decline  in the value of the hedged  currency, these transactions also limit any
potential gain that might  be realized should the  value of the hedged  currency
increase.  Additionally,  the premiums  paid by  the  Portfolio for  currency or
futures options increase the Portfolio's transaction costs. Similarly, the  cost
of  the  Portfolio's  spot  currency  exchange  transactions  is  generally  the
difference between the bid and offer  spot rate of the currency being  purchased
or  sold.  The precise  matching  of these  transactions  and the  value  of the
securities involved will not generally be  possible because the future value  of
such  securities in  foreign currencies will  change as a  consequence of market
movements in the value of such securities between the date such a transaction is
entered into  and  the  date  it matures.  The  projection  of  currency  market
movements  is  extremely difficult  and the  successful  execution of  a hedging
strategy is highly uncertain.
 
ILLIQUID INVESTMENTS; PRIVATELY  PLACED AND OTHER  UNREGISTERED SECURITIES.  The
Portfolio  may not acquire any illiquid securities if, as a result thereof, more
than 15% of the market value of the Portfolio's net assets would be in  illiquid
investments  or investments  that are not  readily marketable.  In addition, the
Portfolio will not invest more than 10% of the market value of its total  assets
in  restricted securities  (not including Rule  144A securities)  that cannot be
offered for public  sale in  the United  States without  first being  registered
under  the Securities Act of 1933, as amended (the 'Securities Act'). Subject to
those non-fundamental policy limitations, the Portfolio may acquire  investments
that  are  illiquid or  have limited  liquidity, such  as private  placements or
investments that are  not registered  under the  Securities Act,  and cannot  be
offered  for public sale in the United States without first being registered. An
illiquid investment is any  investment that cannot be  disposed of within  seven
days in the normal course of business at approximately the amount at which it is
valued  by the Portfolio. Repurchase agreements maturing in more than seven days
are considered illiquid investments and, as such, are subject to the limitations
set forth  in  this  paragraph.  The  price  the  Portfolio  pays  for  illiquid
securities or receives upon
 
                                      -10-
 
<PAGE>
<PAGE>

resale  may be lower than the price paid or received for similar securities with
a more  liquid  market. Accordingly,  the  valuation of  these  securities  will
reflect any limitations on their liquidity.
 
The  Portfolio  may also  purchase Rule  144A  securities sold  to institutional
investors without registration under the Securities Act. These securities may be
determined to be liquid in accordance with guidelines established by the Adviser
and approved  by the  Trustees of  the Trust.  The Trustees  of the  Trust  will
monitor the Adviser's implementation of these guidelines on a periodic basis.
 
FUTURES  AND OPTIONS TRANSACTIONS. The Portfolio  is permitted to enter into the
futures and options transactions described below. These instruments are commonly
known as derivatives.
 
The Portfolio may purchase and sell exchange traded and over-the-counter ('OTC')
put and  call options  on fixed  income securities  or indices  of fixed  income
securities, enter into forward contracts, purchase and sell futures contracts on
indices  of fixed income securities,  purchase and sell put  and call options on
futures contracts on indices  of fixed income securities  and purchase and  sell
options  on currencies.  The Portfolio may  use these techniques  for hedging or
risk management  purposes or,  subject to  certain limitations,  for  investment
purposes  in  lieu  of investing  directly  in the  corresponding  securities or
instruments. Such use of derivatives may be considered speculative.
 
The Portfolio  may use  these  techniques to  manage  its exposure  to  changing
interest rates, currency exchange rates and/or security prices. Some options and
futures strategies, including selling futures contracts and buying puts, tend to
hedge  the Portfolio's investments against price fluctuations. Other strategies,
including buying futures contracts,  writing puts and  calls, and buying  calls,
may  tend to increase market  exposure. For example, if  the Portfolio wishes to
obtain exposure to a  particular market or  market sector but  does not wish  to
purchase  the  relevant  securities, it  could,  as an  alternative,  purchase a
futures contract on an  index of such securities  or related securities. Such  a
purchase  would not  constitute a  hedging transaction  and could  be considered
speculative. However, the  Portfolio will  use futures contracts  or options  in
this  manner only for the  purpose of obtaining the same  level of exposure to a
particular market or market sector that it could have obtained by purchasing the
relevant securities and will  not use futures contracts  or options to  leverage
its  exposure beyond this level. The use of options and futures may involve some
leverage; such leverage is reduced by the requirement of the SEC to 'cover' such
obligations. See  'Cover  -- Segregated  Accounts'  below. Options  and  futures
contracts  may be combined with each other or with forward contracts in order to
adjust the risk and return  characteristics of the Portfolio's overall  strategy
in  a  manner  deemed  appropriate  to  the  Adviser  and  consistent  with  the
Portfolio's objective and policies. Because combined positions involve  multiple
trades,  they result in  higher transaction costs  and may be  more difficult to
open and close out.
 
The Portfolio's  use of  these transactions  is a  highly specialized  activity,
which  involves investment strategies and  risks different from those associated
with ordinary portfolio securities transactions,  and there can be no  guarantee
that  their use will increase the  Portfolio's return. While the Portfolio's use
of these  instruments  may  reduce  certain risks  associated  with  owning  its
portfolio securities, these techniques themselves entail certain other risks. If
the  Adviser  applies  a strategy  at  an  inappropriate time  or  judges market
conditions or  trends incorrectly,  such strategies  may lower  the  Portfolio's
return. Certain strategies limit the Portfolio's opportunity to realize gains as
well  as limiting its exposure to  losses. The Portfolio could experience losses
if the prices of its options  and futures positions were poorly correlated  with
its  other investments, or if it could not close out its positions because of an
illiquid  secondary  market.  In  addition,  the  Portfolio  will  incur  costs,
including  commissions and premiums,  in connection with  these transactions and
these transactions could significantly increase the Portfolio's turnover rate.
 
The Portfolio  may  purchase  and  sell put  and  call  options  on  securities,
currencies,  indices of securities  and futures contracts,  or purchase and sell
futures contracts for the purposes described herein.
 
In addition, in  order to assure  that the  Portfolio will not  be considered  a
'commodity  pool'  for purposes  of CFTC  rules, the  Portfolio will  enter into
transactions in futures contracts  or options on futures  contracts only if  (1)
such  transactions constitute bona  fide hedging transactions,  as defined under
CFTC rules, or (2) no more than  5% of the Portfolio's net assets are  committed
as  initial margin  or premiums  to positions that  do not  constitute bona fide
hedging transactions.
 
                                      -11-
 
<PAGE>
<PAGE>

OPTIONS
 
PURCHASING PUT  AND CALL  OPTIONS. By  purchasing a  put option,  the  Portfolio
obtains the right (but not the obligation) to sell the instrument underlying the
option at a fixed strike price. In return for this right, the Portfolio pays the
current  market price for the option (known as the option premium). Options have
various  types  of  underlying   instruments,  including  specific   securities,
currencies,  indices  of securities,  indices of  securities prices  and futures
contracts. The  Portfolio may  terminate its  position in  a put  option it  has
purchased  by allowing it to  expire or by exercising  the option. The Portfolio
may also  close  out  a put  option  position  by entering  into  an  offsetting
transaction,  if a liquid market exists. If the option is allowed to expire, the
Portfolio will lose the entire premium it paid. If the Portfolio exercises a put
option on a security, it will sell  the instrument underlying the option at  the
strike price. If the Portfolio exercises an option on an index, settlement is in
cash  and does not involve the actual sale of securities. American style options
may be exercised on any day up to their expiration date. European style  options
may be exercised only on their expiration date.
 
The  buyer of a typical put option can expect  to realize a gain if the price of
the underlying  instrument falls  substantially. However,  if the  price of  the
instrument  underlying the  option does  not fall enough  to offset  the cost of
purchasing the option, a put buyer can  expect to suffer a loss (limited to  the
amount of the premium paid, plus related transaction costs).
 
The  features of call options are essentially  the same as those of put options,
except that the purchaser of a call option obtains the right to purchase, rather
than sell, the instrument underlying the option at the option's strike price.  A
call buyer typically attempts to participate in potential price increases of the
instrument underlying the option with risk limited to the cost of the option and
related  transaction costs if security prices fall.  At the same time, the buyer
can expect to  suffer a  loss if  security prices  do not  rise sufficiently  to
offset the cost of the option.
 
SELLING  (WRITING) PUT AND CALL OPTIONS. When the Portfolio writes a put option,
it takes the opposite  side of the transaction  from the option's purchaser.  In
return  for receipt of the premium, the  Portfolio assumes the obligation to pay
the strike price for the instrument underlying the option if the other party  to
the  option chooses  to exercise  it. The  Portfolio may  seek to  terminate its
position in a put option it  writes before exercise by purchasing an  offsetting
option in the market at its current price. If the market is not liquid for a put
option  the Portfolio  has written, however,  the Portfolio must  continue to be
prepared to pay the strike price while the option is outstanding, regardless  of
price changes, and must continue to post margin as discussed below.
 
If  the price of the  underlying instrument rises, a  put writer would generally
expect to  profit, although  its gain  would be  limited to  the amount  of  the
premium  it received. If security prices remain the same over time, it is likely
that the writer will  also profit, because  it should be able  to close out  the
option  at a lower price. If security prices fall, however, the put writer would
expect to suffer a loss. This loss should be less than the loss from  purchasing
and  holding the  underlying instrument  directly, however,  because the premium
received for writing the option should offset a portion of the decline.
 
Writing a call option  obligates the Portfolio to  sell or deliver the  option's
underlying  instrument  in return  for  the strike  price  upon exercise  of the
option. The characteristics  of writing  call options  are similar  to those  of
writing  put  options,  except  that writing  calls  generally  is  a profitable
strategy if  prices remain  the same  or  fall. Through  receipt of  the  option
premium  a call writer  offsets part of the  effect of a  price decrease. At the
same time, because  a call  writer must be  prepared to  deliver the  underlying
instrument in return for the strike price, even if its current value is greater,
a call writer gives up some ability to participate in security price increases.
 
The  writer of a U.S. exchange traded put or call option on a security, an index
of securities or a futures contract is required to deposit cash or securities or
a letter of credit  as margin and to  make mark-to-market payments of  variation
margin if and as the position becomes unprofitable.
 
OPTIONS   ON  INDICES.  The  Portfolio  is   permitted  to  enter  into  options
transactions and may purchase  and sell put and  call options on any  securities
index  based  on  securities  in  which the  Portfolio  may  invest.  Options on
securities indices  are  similar  to  options on  securities,  except  that  the
exercise  of securities index  options is settled  by cash payment  and does not
involve the actual purchase or sale of securities. In
 
                                      -12-
 
<PAGE>
<PAGE>

addition, these options are designed to reflect price fluctuations in a group of
securities or segment of the securities market rather than price fluctuations in
a single security.  The Portfolio, in  purchasing or selling  index options,  is
subject to the risk that the value of its portfolio securities may not change as
much  as an index  because the Portfolio's investments  generally will not match
the composition of an index.
 
For a number of reasons,  a liquid market may not  exist and thus the  Portfolio
may  not be able to close out an  option position that it has previously entered
into. When the  Portfolio purchases an  OTC option,  it will be  relying on  its
counterparty  to perform its obligations, and the Portfolio may incur additional
losses if the counterparty is unable to perform.
 
FUTURES CONTRACTS
 
When the  Portfolio  purchases a  futures  contract,  it agrees  to  purchase  a
specified  quantity of an  underlying instrument at a  specified future date and
price or to make or  receive a cash payment based  on the value of a  securities
index.  When  the  Portfolio sells  a  futures  contract, it  agrees  to  sell a
specified quantity of the underlying instrument  at a specified future date  and
price  or to receive or make  a cash payment based on  the value of a securities
index. The price at which  the purchase and sale will  take place is fixed  when
the Portfolio enters into the contract. Futures can be held until their delivery
dates  or the positions can be (and  normally are) closed out before then. There
is no  assurance, however,  that a  liquid market  will exist  when a  Portfolio
wishes to close out a particular position.
 
When  the Portfolio  purchases or  sells a  futures contract,  the value  of the
futures contract tends to increase and decrease in tandem with the value of  its
underlying  instrument. Purchasing  futures contracts  may tend  to increase the
Portfolio's  exposure  to  positive  and  negative  price  fluctuations  in  the
underlying  instrument, much  as if it  had purchased  the underlying instrument
directly, as discussed above.  When the Portfolio sells  a futures contract,  by
contrast,  the value of  its futures position  will tend to  move in a direction
contrary to the value of the underlying instrument. Selling futures contracts on
securities similar  to those  held by  the Portfolio,  therefore, will  tend  to
offset  both  positive  and  negative  market  price  changes,  much  as  if the
underlying instrument had been sold. Because there are a limited number of types
of exchange-traded  options  and futures  contracts,  it is  likely  that  these
standardized  instruments  will not  exactly  match the  Portfolio's  current or
anticipated investments.  The  Portfolio may  invest  in futures  contracts  and
options  thereon based  on currencies or  on securities  with different issuers,
maturities, or other characteristics from  the securities in which it  typically
invests,  which involves a  risk that the  options or futures  position will not
track the performance of  the Portfolio's other  investments. The Portfolio  may
also  enter into transactions  in futures contracts  and options for non-hedging
purposes, as discussed above.
 
The purchaser or seller of a futures contract is not required to deliver or  pay
for  the underlying  instrument unless the  contract is held  until the delivery
date. However, when the Portfolio  buys or sells a  futures contract it will  be
required  to deposit 'initial margin' either  with the Custodian in a segregated
account in  the  name of  its  futures broker,  known  as a  futures  commission
merchant  ('FCM'), or with the FCM.  Initial margin deposits are typically equal
to a small percentage of  the contract's value. If  the value of either  party's
position  declines, that  party will be  required to  make additional 'variation
margin' payments equal to the change in  value on a daily basis. The party  that
has  a gain  may be entitled  to receive  all or a  portion of  this amount. The
Portfolio may be obligated to make payments  of variation margin at a time  when
it  is disadvantageous to do so. Furthermore,  it may not always be possible for
the Portfolio to close out its futures positions. Until it closes out a  futures
position,  the Portfolio will be obligated  to continue to pay variation margin.
Initial and variation margin payments do not constitute purchasing on margin for
purposes of  the  Portfolio's  investment  restrictions. In  the  event  of  the
bankruptcy of an FCM that holds margin on behalf of the Portfolio, the Portfolio
may  be entitled to return of margin owed to it only in proportion to the amount
received by the FCM's  other customers, potentially resulting  in losses to  the
Portfolio.
 
COVER  -- SEGREGATED ACCOUNTS. The Portfolio will segregate liquid securities in
connection with its use of options and futures contracts to the extent  required
by  the SEC. Securities  held in a  segregated account cannot  be sold while the
futures contract or option is outstanding,  unless they are replaced with  other
suitable  assets. As a result, there is  a possibility that the segregation of a
large percentage of the
 
                                      -13-
 
<PAGE>
<PAGE>

Portfolio's assets could impede portfolio management or the Portfolio's  ability
to meet redemption requests or other current obligations.
 
For  further information about the Portfolio's use  of futures and options and a
more detailed discussion  of associated  risks, see  'Investment Objectives  and
Policies' in the SAI.
 
INVESTMENT RESTRICTIONS
 
The  investment  objective of  the  Fund and  the  Portfolio, together  with the
investment restrictions described  below and in  the SAI, except  as noted,  are
deemed  fundamental policies, i.e., they  may be changed only  by the 'vote of a
majority of the  outstanding voting  securities' (as defined  in the  Investment
Company  Act  of  1940  (the  '1940  Act')),  of  the  Fund  or  the  Portfolio,
respectively. The Fund has  the same investment  restrictions as the  Portfolio,
except that the Fund may invest all of its investable assets in another open-end
investment  company with the same investment objective and restrictions (such as
the Portfolio). References below to the Portfolio's investment restrictions also
include the Fund's investment restrictions.
 
As a diversified investment  company, 75% of the  total assets of the  Portfolio
are  subject to the following fundamental limitations: (a) the Portfolio may not
invest more than 5%  of its total  assets in the securities  of any one  issuer,
except  U.S. Government securities; and (b) the  Portfolio may not own more than
10% of the outstanding voting securities of any one issuer.
 
The Portfolio  may not:  (i) purchase  the securities  or other  obligations  of
issuers conducting their principal business activity in the same industry if its
investments  in such industry would  exceed 25% of the  value of the Portfolio's
total assets, except  this limitation  shall not  apply to  investments in  U.S.
Government  securities; (ii) enter  into reverse repurchase  agreements or other
permitted borrowings  that  constitute senior  securities  under the  1940  Act,
exceeding  in  the aggregate  one-third of  the value  of the  Portfolio's total
assets; or (iii) borrow money, except from banks for extraordinary or  emergency
purposes,  or mortgage,  pledge or hypothecate  any assets  except in connection
with any such borrowings or  permitted reverse repurchase agreements in  amounts
up to one-third of the value of the Portfolio's total assets at the time of such
borrowing,  or purchase securities while  borrowings and other senior securities
exceed 5% of  its total  assets. For  a more  detailed discussion  of the  above
investment  restrictions, as well  as a description  of certain other investment
restrictions, see 'Investment Restrictions' and 'Additional Information' in  the
SAI.
 
MANAGEMENT
 
DIRECTORS  AND  TRUSTEES.  Pursuant to  the  Trust's Declaration  of  Trust, the
Trustees  of  the  Trust  establish   the  Portfolio's  general  policies,   are
responsible  for the overall management of the  Trust, and review the actions of
the Adviser, Sub-Adviser, Administrator and other service providers.  Similarly,
the Directors of the Company set the Company's general policies, are responsible
for  the overall management  of the Company,  and review the  performance of its
service providers. Additional information about the Company's Board of Directors
and officers appears in the SAI under the heading 'Directors and Trustees'.  The
Trustees  of  the Trust  are also  the  Directors of  the Company,  which raises
certain conflicts  of interest.  The Company  and the  Trust have  each  adopted
written procedures reasonably designed to deal with these conflicts, should they
arise.  The officers of the Company are  also employees of Investors Bank or its
affiliates.
 
ADVISER AND FUNDS SERVICES AGENT. The  Company has not retained the services  of
an investment adviser with respect to the Fund because the Fund seeks to achieve
its  investment  objective by  investing  all of  its  investable assets  in the
Portfolio. The Portfolio has retained the  services of the New York Branch  (the
'Branch'  or  the  'Adviser')  of  Union Bank  of  Switzerland  (the  'Bank') as
investment adviser  and  UBS  Asset  Management (New  York)  Inc.  ('UBSAM')  as
investment  sub-adviser (the  'Sub-Adviser' and,  together with  the Branch, the
'Advisers'). The Branch, which operates out of offices located at 1345 Avenue of
the Americas, New York, New York, is licensed by the Superintendent of Banks  of
the  State of New York  under the banking laws  of the State of  New York and is
subject to  state and  federal  banking laws  and  regulations applicable  to  a
foreign   bank   that  operates   a  state   licensed   branch  in   the  United
 
                                      -14-
 
<PAGE>
<PAGE>

States. UBSAM, which also operates out of offices located at 1345 Avenue of  the
Americas, New York, New York, is a registered investment adviser in the U.S.
 
The  Bank  has branches,  agencies, representative  offices and  subsidiaries in
Switzerland and in more  than 40 cities outside  Switzerland, including, in  the
United  States,  New  York City,  Houston,  Los  Angeles and  San  Francisco. In
addition to the receipt of  deposits and the making  of loans and advances,  the
Bank through its offices and subsidiaries engages in a wide range of banking and
financial activities typical of the world's major international banks, including
fiduciary,  investment advisory and  custodial services and  foreign exchange in
the United States, Swiss, Asian and Euro-capital markets. The Bank is one of the
world's leading asset managers and has been active in New York City since  1946.
At                , the Bank (including its consolidated subsidiaries) had total
assets  of $      billion (unaudited) and  equity capital and reserves of  $
billion (unaudited).
 
The  Advisers  provide  investment  advice  and  portfolio  management  to   the
Portfolio.  Subject  to the  supervision of  the Trustees  and the  Adviser, the
Sub-Adviser makes the Portfolio's day-to-day investment decisions, arranges  for
the  execution of portfolio  transactions and generally  manages the Portfolio's
investments and operations. See 'Investment Adviser' in the SAI.
 
In addition to the  above-listed investment advisory  services, the Branch  also
provides  the  Fund  and  the  Portfolio  with  certain  related  administrative
services.  Subject  to   the  supervision   of  the   Directors  and   Trustees,
respectively,  the Branch is responsible for: establishing performance standards
for the third-party service providers of  the Fund and Portfolio and  overseeing
and  evaluating  the  performance  of such  entities;  providing  and presenting
quarterly management reports to the Directors and the Trustees; supervising  the
preparation  of reports  for Fund  and Portfolio  shareholders; and establishing
voluntary expense limitations for the  Fund and providing any resultant  expense
reimbursement to the Fund.
 
The  Branch provides its administrative services to the Fund pursuant to a Funds
Services Agreement  between the  Branch and  the Company.  The Branch  does  not
receive  a fee from the Company  or the Fund pursuant to  the terms of the Funds
Services Agreement.
 
Under the Trust's Investment Advisory Agreement, the Portfolio pays the  Adviser
a fee, calculated daily and payable monthly, equal, on an annual basis, to 0.45%
of  the Portfolio's average daily net  assets. The Branch has voluntarily agreed
to waive its  fees and reimburse  the Fund for  any of its  direct and  indirect
expenses  to the extent that the  Fund's total operating expenses (including its
share of the  Portfolio's expenses)  exceed, on an  annual basis,  0.90% of  the
Fund's  average daily net assets. The Branch  may modify or discontinue this fee
waiver and expense  limitation at any  time in  the future with  30 days'  prior
notice to the Fund. See 'Expenses'.
 
SUB-ADVISER.  The Sub-Adviser  uses a  sophisticated, disciplined, collaborative
process for managing all asset classes.           and
are  primarily responsible for  the day-to-day management  and implementation of
the Sub-Adviser's process  for the  Portfolio. [Biographical  information to  be
added].
 
The  Sub-Adviser has not previously advised  a mutual fund, but has considerable
experience managing portfolios with similar  investment objectives. This may  be
viewed as a risk of investing in this Fund.
 
Pursuant  to the Sub-Advisory Agreement between the Adviser and the Sub-Adviser,
the Adviser  has agreed  to pay  the  Sub-Adviser a  fee, calculated  daily  and
payable  monthly, equal, on an annual basis  to 0.20% of the Portfolio's average
daily net assets. The Adviser is  solely responsible for paying the  Sub-Adviser
this fee.
 
INVESTMENTS  IN THE FUND ARE NOT DEPOSITS  WITH OR OBLIGATIONS OF, OR GUARANTEED
OR ENDORSED BY, THE BRANCH OR ANY OTHER BANK.
 
ADMINISTRATORS. The Fund and the Portfolio employ Investors Bank & Trust Company
('Investors  Bank')  and  Investors   Fund  Services  (Ireland)  Limited   ('IBT
Ireland'), a subsidiary of Investors Bank, respectively, as Administrators under
Administration  Agreements (the 'Administration  Agreements') to provide certain
administrative services. The services provided by Investors Bank and IBT Ireland
under the  Administration Agreements  include certain  accounting, clerical  and
bookkeeping  services,  Blue  Sky  (for the  Fund  only),  corporate secretarial
services  and  assistance  in  the   preparation  and  filing  of  tax   returns
 
                                      -15-
 
<PAGE>
<PAGE>

and  reports to shareholders and the Securities and Exchange Commission ('SEC').
Investors Bank  is a  wholly-owned subsidiary  of Investors  Financial  Services
Corp., a publicly-held corporation and holding company registered under the Bank
Holding Company Act of 1956.
 
For  its services under the Administration Agreement, the Fund has agreed to pay
Investors Bank a fee, calculated daily and payable monthly, equal, on an  annual
basis,  to 0.065% of the Fund's first  $100 million average daily net assets and
0.025% of the next  $100 million average daily  net assets. Investors Bank  does
not  receive a fee from the  Fund on average daily net  assets in excess of $200
million.
 
For its services under the Administration Agreement, the Portfolio has agreed to
pay IBT Ireland a fee, calculated daily and payable monthly, equal, on an annual
basis, to  0.07% of  the Portfolio's  first $100  million of  average daily  net
assets  and 0.05%  of average daily  net assets  in excess of  $100 million. IBT
Ireland's principal offices are located at Deloitte & Touche House, 29 Earlsfort
Terrace, Dublin 2, Ireland.  Investors Bank's principal  offices are located  at
200 Clarendon Street, Boston, Massachusetts 02116.
 
DISTRIBUTOR. Pursuant to a Distribution Agreement, First Fund Distributors, Inc.
(the 'Distributor') serves as the distributor of Fund shares. The Distributor is
a  broker-dealer  registered  with the  SEC  and  is a  member  of  the National
Association of Securities Dealers, Inc. ('NASD'). The Distributor is  authorized
by  the NASD to act as a  mutual fund underwriter and distributor. The principal
offices of  the Distributor  are located  at 4455  E. Camelback  Road,  Phoenix,
Arizona  85018. The Distributor does not receive  a fee pursuant to the terms of
the Distribution Agreement, but receives compensation from Investors Bank.
 
CUSTODIAN. Investors Bank also serves as the custodian for the Portfolio and the
Fund and transfer and dividend disbursing agent for the Fund. See 'Custodian' in
the SAI. The Custodian also maintains  offices at 1 First Canadian Place,  Suite
2800, Toronto, Ontario M5X1C8.
 
SHAREHOLDER SERVICES
 
The  Company has entered into a shareholder servicing agreement with the Branch,
and may enter into additional shareholder servicing agreements with one or  more
financial  institutions (together with the Branch, 'Eligible Institutions') such
as  a  federal  or  state-chartered  bank,  trust  company,  savings  and   loan
association  or  savings bank,  or broker-dealer.  Pursuant to  each shareholder
servicing agreement, an Eligible Institution, as agent for its customers who are
purchasing shares of  the Fund, will  perform the following  services for  these
investors,  among other  things: coordinating shareholder  accounts and records,
assisting investors  seeking  to  purchase  or  redeem  Fund  shares,  providing
performance  information  relating to  the Fund,  and responding  to shareholder
inquiries. The Company  has agreed to  pay each Eligible  Institution a fee  for
these  services equal,  on an annual  basis, to  0.25% of the  average daily net
assets of the Fund represented by shares of the Fund owned during the period for
which payment is being made by customers of the Eligible Institution. Under  the
terms  of  the  shareholder  servicing  agreements,  Eligible  Institutions  may
delegate one  or more  of  their responsibilities  to  other entities  at  their
expense.
 
EXPENSES
 
In  addition to the fees of the Branch, Investors Bank and IBT Ireland, the Fund
will be responsible for other expenses, including brokerage costs and litigation
and extraordinary expenses. The Branch has also voluntarily agreed to limit  the
total  operating expenses of  the Fund, excluding  extraordinary expenses, to an
annual rate of  0.90% of the  Fund's average  daily net assets.  The Branch  may
modify  or  discontinue this  voluntary expense  limitation at  any time  in the
future with 30 days' prior notice to the Fund.
 
The Fund  and  the  Portfolio  may  allocate  brokerage  transactions  to  their
affiliates and the Adviser's affiliates only if the commissions received by such
affiliates  are fair  and reasonable  when compared  to the  commissions paid to
unaffiliated brokers in connection with comparable transactions. See  'Portfolio
Transactions' in the SAI.
 
PURCHASE OF SHARES
 
GENERAL  INFORMATION  ON  PURCHASES.  Investors may  purchase  Fund  shares only
through  the  Distributor.  All  purchase   orders  must  be  accepted  by   the
Distributor.    The    Fund    also   reserves    the    right    to   determine
 
                                      -16-
 
<PAGE>
<PAGE>

the purchase orders that it will accept and reserves the right to cease offering
its shares for a period of time. The shares of the Fund may be purchased only in
those states where they may be lawfully sold.
 
The minimum initial investment in the  Fund is $25,000, except that the  minimum
initial investment is $10,000 for shareholders of another series of the Company.
The  minimum subsequent investment in the Fund  for all investors is $5,000. The
minimum initial investment for employees of the Bank or its affiliates is $5,000
and the  minimum  subsequent  investment is  $1,000.  These  minimum  investment
requirements may be waived at the Fund's sole discretion.
 
No share certificates will be issued.
 
PURCHASE  PRICE AND SETTLEMENT. The shares of  the Fund are sold on a continuous
basis without a sales charge  at the net asset  value per share next  determined
after  receipt and acceptance of  a purchase order by  the Distributor. The Fund
calculates its net asset value at the close of business on any day on which  the
New  York  Stock Exchange  (the 'NYSE')  is  open for  regular trading  (a 'Fund
Business Day'). Purchase orders received  and accepted by the Distributor  prior
to  4:00 p.m. New  York time on any  Fund Business Day will  be effective and is
executed at the  net asset value  determined that day.  The purchaser becomes  a
holder  of record that day, provided the  Fund receives payment for those shares
on the  following business  day ('settlement  date') and  as a  recordholder  is
entitled  to  earn  dividends. Purchase  orders  received after  4:00  p.m. will
receive the net asset value  determined on the next  Fund Business Day, and  the
investor  becomes a holder  of record on  the business day  following the Fund's
receipt of payment.  Investors will receive  the number of  full and  fractional
shares  of the Fund equal to the  dollar amount of their subscription divided by
the net asset value per  share of the Fund next  determined on the day that  the
investor's  purchase is accepted. See also 'Purchase of Shares' in the Statement
of Additional Information.
 
Customers of  Eligible Institutions  should request  a representative  of  their
Eligible  Institution  to  assist them  in  placing  a purchase  order  with the
Distributor. Shareholders who do not  currently maintain a relationship with  an
Eligible  Institution  may  purchase  shares  of  the  Fund  directly  from  the
Distributor by wire transfer or mail.
 
By wire  transfer: Purchases  may be  made by  federal funds  wire. To  place  a
purchase  order with the Fund, the shareholder must telephone the Transfer Agent
at (888) UBS-FUND (888-827-3863). A completed account application must  promptly
follow  any wire order  for an initial  purchase. Completed account applications
should be mailed or  sent via facsimile. Investors  should contact the  Transfer
Agent   for  further   instructions  regarding   account  applications.  Account
applications are not required for subsequent purchases; however, the  investor's
account number must be clearly indicated on the wire to ensure proper credit.
 
All  investments must be paid for by U.S. Federal Funds wire. An investor should
instruct its bank to wire federal funds as indicated below on settlement date:
 
                         Investors Bank & Trust Company
                     Attn: UBS Private Investor Funds, Inc.
                                ABA #: 011001438
                                DDA #: 841212416
                 for further credit to UBS High Yield Bond Fund
                 [Investor account name(s) and account number]
 
By mail: Shareholders may purchase shares of the Fund through the Distributor by
completing an account application and mailing it, together with a check  payable
to  'UBS Private Investor Funds, Inc.', to UBS Private Investor Funds, Inc.; c/o
Investors Bank &  Trust Company; P.O.  Box 9130; MFD  23; Boston,  Massachusetts
02117-9130.
 
Checks  are subject to collection at full  value. For shares purchased by check,
dividend payments and redemption  proceeds, if any, will  be delayed until  such
funds are collected, which may take up to 15 days from the date of purchase. The
Fund will not accept third-party checks.
 
The  Transfer Agent will  maintain the accounts for  all shareholders of record.
For account balance  information and shareholder  services, shareholders  should
contact the Transfer Agent at (888) UBS-
 
                                      -17-
 
<PAGE>
<PAGE>

FUND  (888-827-3863)  or in  writing to  UBS Private  Investor Funds,  Inc.; c/o
Investors Bank & Trust Company; P.O. Box 9130; MFD 23; Boston, MA 02117-9130.
 
REDEMPTION OF SHARES
 
GENERAL INFORMATION ON REDEMPTIONS. A shareholder  may redeem all or any  number
of  the shares registered  in its name at  any time at the  net asset value next
determined after  a  redemption  request  in proper  form  is  received  by  the
Distributor.  To be in proper form, the Fund must have received the shareholders
taxpayer identification number and address. Redemption requests must include the
name of the Fund, the dollar amount or  number of shares to be redeemed and  the
shareholder's  account number.  The request  must be signed  by a  person who is
authorized to  transact  on  behalf  of  the  shareholder.  In  all  cases,  all
signatures  on a redemption request must  be signature guaranteed by an eligible
guarantor institution which  includes a  domestic bank, a  domestic savings  and
loan  institution, a domestic credit union, a member bank of the Federal Reserve
System or  a member  firm of  a national  securities exchange,  pursuant to  the
Fund's  standards and procedures. If the guarantor institution belongs to one of
the  Medallion  Signature  programs,  it   must  use  the  specific   'Medallion
Guaranteed'  stamp. Guarantees  by notaries  public are  not acceptable. Further
documentation, such  as  copies  of corporate  resolutions  and  instruments  of
authority   may  be  requested  from  corporations,  administrators,  executors,
personal representatives, trustees  or custodians to  evidence the authority  of
the person or entity making the redemption request.
 
Customers  of  Eligible  Institutions  must request  a  representative  of their
Eligible Institution to assist them in placing a redemption order with the Fund.
 
REDEMPTION PRICE AND SETTLEMENT. Redemption  orders received by the  Distributor
in  good form prior to 4:00 p.m. New York  time on any Fund Business Day will be
effected and executed at the net asset value determined on that day.  Redemption
orders  received after 4:00 p.m. New York  time will be effected and executed at
the net asset value determined on the next Fund Business Day. Proceeds from  the
redemption  will be  generally deposited  the next  business day  in immediately
available funds to the account designated by the redeeming shareholder, or  sent
by check to the address of record if requested by the shareholder.
 
Shareholders will continue to earn dividends through the day of redemption.
 
Shareholders  who maintain an  account directly with  the Distributor may redeem
Fund shares by mail or telephone.
 
By mail: Redemption requests  may be mailed to  the Transfer Agent,  identifying
the  Fund,  the  dollar  amount or  number  of  shares to  be  redeemed  and the
shareholder's account number.  The request must  be signed in  exactly the  same
manner  as the account is  registered (e.g., if there is  more than one owner of
the shares, all must sign). In all cases, a signature guarantee is required. See
'General Information on Redemptions' above.
 
By telephone: The  shareholder may  place a  redemption request  by calling  the
Transfer  Agent  at  888-UBS-FUND  (888-827-3863).  Shareholders  utilizing  the
telephone redemption option must have  previously designated this option on  the
initial account application, or by subsequent written authorization to the Fund.
Such  shareholders risk possible loss of principal  and income in the event of a
telephone redemption not  authorized by them.  The Fund and  the Transfer  Agent
will   employ  reasonable   procedures  to  verify   that  telephone  redemption
instructions are genuine  and will  require that shareholders  electing such  an
option provide a form of personal identification. The failure by the Fund or the
Transfer  Agent to  employ such  procedures may cause  the Fund  or the Transfer
Agent to  be  liable for  any  losses incurred  by  investors due  to  telephone
redemptions  based upon  unauthorized or fraudulent  instructions. The telephone
redemption option may  be modified  or discontinued at  any time  upon 60  days'
notice to shareholders.
 
MANDATORY REDEMPTION. If the value of a shareholder's holdings in the Fund falls
below  $10,000 because  of a redemption  of shares,  the shareholder's remaining
shares may  be redeemed  60 days  after  written notice  unless the  account  is
increased  to $10,000 or more. For example, a shareholder whose initial and only
investment is $10,000 may be subject to mandatory redemption resulting from  any
redemption that causes his or her investment to fall below $10,000.
 
                                      -18-
 
<PAGE>
<PAGE>

FURTHER  REDEMPTION INFORMATION. Investors should  be aware that redemptions may
not be processed unless the redemption  request is submitted in proper form.  To
be  in  proper form,  the  Fund must  have  received the  shareholder's taxpayer
identification number and address.  As discussed under  'Taxes' below, the  Fund
may  be  required  to impose  'back-up'  withholding  of federal  income  tax on
dividends, distributions and redemptions  when non-corporate investors have  not
provided a certified taxpayer identification number. In addition, if an investor
sends  a check to the Distributor for the purchase of Fund shares and shares are
purchased with funds  made available  by the  Distributor before  the check  has
cleared,  the transmittal of  redemption proceeds from the  sale of those shares
will not occur until the check used  to purchase such shares has cleared,  which
may take up to 15 days. Redemption delays may be avoided by purchasing shares by
federal funds wire.
 
The  right of redemption may  be suspended or the  date of payment postponed for
such periods as the 1940 Act or  the SEC may permit. See 'Redemption of  Shares'
in the SAI.
 
EXCHANGE OF SHARES
 
An  investor may  exchange Fund  shares for  shares of  any other  series of the
Company without charge. An exchange  may be made so  long as after the  exchange
the  investor has shares, in each series in which it remains an investor, with a
value equal to or greater than each such series' minimum investment amount.  See
'Purchase  of Shares' in  the prospectuses of  the other Company  series for the
minimum investment amounts for each of those funds. Shares are exchanged on  the
basis of relative net asset value per share. Exchanges are in effect redemptions
from  one  fund  and  purchases  of another  fund  and  the  usual  purchase and
redemption  procedures  and  requirements  are  applicable  to  exchanges.   See
appropriate  section relating to  the purchase and redemption  of shares in this
and  other  prospectuses.  See  also  'Additional  Information'  below  for   an
explanation of the telephone exchange policy.
 
Shareholders  subject to federal income tax who  exchange shares in one fund for
shares in another fund may recognize capital gain or loss for federal income tax
purposes. The  Fund  reserves the  right  to  discontinue, alter  or  limit  its
exchange  privilege  at  any  time.  For  investors  in  certain  states,  state
securities laws may restrict the availability of the exchange privilege.
 
RETIREMENT PLANS
 
The Fund  has available  a form  of Individual  Retirement Account  ('IRA')  for
investment in Fund shares. Subject to certain restrictions imposed by applicable
tax  laws, self-employed  individuals may  purchase shares  of the  Fund through
tax-deductible contributions to existing retirement plans known as Self-Employed
Retirement Plans ('SERPs'). Fund  shares may also be  a suitable investment  for
'401(k) Plans' which subject to certain restrictions allow their participants to
invest  in qualified pension  plans on a  tax-deferred basis. The  Fund does not
currently act as sponsor to such plans.
 
The minimum initial  investment for  all such  retirement plans  is $2,000.  The
minimum for all subsequent investments is $500.
 
Under  the  Internal  Revenue  Code  of  1986,  as  amended  (the  'Tax  Code'),
individuals may make IRA contributions of  up to $2,000 annually, which may  be,
depending  on the contributor's participation  in an employer-sponsored plan and
income  level,  wholly   or  partly  tax-deductible.   However,  dividends   and
distributions  held in the  account are not taxed  until withdrawn in accordance
with the provisions of the Tax Code. An individual with a non-working spouse may
establish a separate IRA for the spouse under the same conditions and contribute
a combined maximum of $4,000 annually to one or both IRAs provided that no  more
than $2,000 may be contributed to the IRA of either spouse.
 
Investors  should be aware that  they may be subject  to penalties or additional
taxes on contributions  to or withdrawals  from IRAs or  other retirement  plans
under certain circumstances. Prior to a withdrawal, shareholders may be required
to  certify  as to  their age  and  awareness of  such restrictions  in writing.
Clients of  Eligible Institutions  desiring information  concerning  investments
through   IRAs  or  other   retirement  plans  should   contact  their  Eligible
Institution. Clients  who  do  not  maintain a  relationship  with  an  Eligible
Institution  may obtain such information by  calling the Transfer Agent at (888)
UBS-FUND.
 
                                      -19-
 
<PAGE>
<PAGE>

DIVIDENDS AND DISTRIBUTIONS
 
The Fund  will declare  daily, and  pay monthly,  dividends from  its daily  net
investment  income.  The Fund  may also  declare an  additional dividend  of net
investment income  in  a  given  year  to the  extent  necessary  to  avoid  the
imposition of federal excise taxes on the Fund.
 
Substantially  all of  the Fund's  realized net capital  gains, if  any, will be
declared and paid on  an annual basis, except  that an additional capital  gains
distribution  may be made in  a given year to the  extent necessary to avoid the
imposition  of  federal  excise  taxes  on  the  Fund.  Declared  dividends  and
distributions  are payable on the payment date  to shareholders of record on the
record date.
 
Dividends and capital  gains distributions  paid by the  Fund are  automatically
reinvested  in additional  Fund shares  unless the  shareholder has  elected, in
writing, to have them paid  in cash. Dividends and  distributions to be paid  in
cash  are credited to the account designated by the shareholder or sent by check
to the shareholder's  address of  record, in accordance  with the  shareholder's
instructions.  The Fund  reserves the right  to discontinue, alter  or limit the
automatic reinvestment privilege at any time.
 
To the extent that shareholders of the Fund elect to receive their dividends  in
cash,  rather than electing to reinvest such dividends in additional shares, the
cash used to make these distributions  must be provided from the Fund's  assets,
which  may include a partial redemption of the Fund's interest in the Portfolio.
The Portfolio will  be required to  use its own  cash or the  proceeds from  the
sales  of  its  securities  in  order  to  fund  its  income  distributions  and
redemptions. Moreover, in the case of zero coupon bonds, the Portfolio generally
will not  have  received  any  income  from  the  issuer  of  such  a  security.
Consequently,  the Portfolio must rely on other sources (e.g., proceeds from the
sale of assets or other income)  to meet such distribution requirements. To  the
extent  the Fund  makes such  cash distributions,  the Fund,  and indirectly the
Portfolio, will not be able to invest that cash in income producing  securities.
Consequently, the current income of the Fund and the Portfolio may ultimately be
reduced.
 
NET ASSET VALUE
 
The Fund's net asset value per share equals the value of the Fund's total assets
(i.e.,  the value of its investment in the Portfolio plus its other assets) less
the amount of its liabilities, divided by the number of its outstanding  shares,
rounded to the nearest cent. Expenses, including the fees payable to the service
providers of the Fund and the Portfolio, are accrued daily. Securities for which
market  quotations are readily  available are valued at  market value. All other
securities will be valued at 'fair value'. See 'Net Asset Value' in the SAI  for
information on the valuation of the Portfolio's assets and liabilities.
 
The  Fund computes its  net asset value once  daily at the  close of business on
Monday through Friday, except that the net  asset value is not computed for  the
Fund  on a day  in which no orders  to purchase or redeem  Fund shares have been
received or on any day on which the New York Stock Exchange is closed, including
the following holidays: New Year's  Day, Presidents' Day, Good Friday,  Memorial
Day,  Independence Day, Labor  Day, Thanksgiving Day and  Christmas Day. On days
when U.S. trading markets close early in observance of these holidays, the  Fund
expects to close for purchases and redemptions at the same time.
 
ORGANIZATION
 
UBS PRIVATE INVESTOR FUNDS, INC.
 
UBS  Private  Investor  Funds,  Inc.,  a  Maryland  corporation  incorporated on
November 16, 1995, is an open-end management investment company registered under
the 1940 Act and organized as a series fund. The Company is currently authorized
to issue shares in  nine series: The  UBS Bond Fund Series;  The UBS High  Yield
Bond  Fund Series; The  UBS Tax Exempt  Bond Fund Series;  The UBS Institutional
International Equity Fund Series; The UBS International Equity Fund Series;  The
UBS  Large Capital Growth Fund Series; The UBS Small Capital Growth Fund Series;
The UBS Real  Estate Fund  Series; and  The UBS  U.S. Equity  Fund Series.  Each
outstanding  share of the Company will have a pro rata interest in the assets of
its series, but  it will have  no interest in  the assets of  any other  Company
series.  Only shares of The UBS High  Yield Bond Fund Series are offered through
this Prospectus.
 
                                      -20-
 
<PAGE>
<PAGE>

Shareholder inquiries by clients of Eligible Institutions should be directed  to
their  Eligible  Institution,  while  other  shareholders  should  address their
inquiries to the Transfer Agent.
 
Shareholders of the  Fund are entitled  to one vote  for each share  and to  the
appropriate  fractional vote for  each fractional share.  There is no cumulative
voting. Shares have no  preemptive or conversion rights.  Shares are fully  paid
and  nonassessable when issued  by the Company.  The Company does  not intend to
hold meetings  of shareholders  annually.  The Directors  may call  meetings  of
shareholders  for action by shareholder vote as  may be required by its Articles
of Incorporation  or  the  1940 Act.  For  further  organizational  information,
including certain shareholder rights, see 'Organization' in the SAI.
 
UBS INVESTOR PORTFOLIOS TRUST
 
UBS  Investor Portfolios Trust, a  master trust fund formed  under New York law,
was organized on February 9, 1996. The Declaration of Trust permits the Trustees
to issue interests divided into one or more subtrusts or series. To date,  seven
series have been authorized, of which UBS High Yield Bond Portfolio is one.
 
The  Declaration  of  Trust  provides  that  no  Trustee,  shareholder, officer,
employee, or agent of  the Trust shall  be held to  any personal liability,  nor
shall  resort be had to  such person's private property  for the satisfaction of
any obligation  or claim  or otherwise  in connection  with the  affairs of  the
Portfolio, but that only the Trust property shall be liable.
 
The  Declaration of Trust provides that the Fund and other entities investing in
the Portfolio  (e.g., other  investment  companies, insurance  company  separate
accounts  and common and commingled trust funds) will each be liable for all the
obligations of  the  Portfolio.  However,  the  risk  of  the  Fund's  incurring
financial loss on account of such liability is limited to circumstances in which
both  inadequate insurance existed  and the Portfolio itself  was unable to meet
its obligations. Accordingly, the Trustees believe that neither the Fund nor its
shareholders will be adversely  affected by reason of  the Fund's investment  in
the Portfolio.
 
TAXES
 
The  Fund intends to qualify  as a regulated investment  company (a 'RIC') under
Subchapter M of the Tax Code. As a RIC, a Fund (as opposed to its  shareholders)
will  not be subject  to federal income  taxes on the  net investment income and
capital gains that it  distributes to its shareholders,  provided that at  least
90%  of its net investment  income and realized net  short-term capital gains in
excess of net long-term capital losses for the taxable year is distributed.  The
Portfolio  intends to qualify as a  partnership for federal income tax purposes.
As such, the Portfolio generally should not be subject to tax. The status of the
Fund as a regulated investment company is dependent on, among other things,  the
Portfolio's  continued  qualification as  a partnership  for federal  income tax
purposes.
 
Distributions of net long-term capital gains in excess of net short-term capital
losses are taxable to Fund shareholders as long-term capital gains regardless of
how long a shareholder  has held shares  in the Fund  and regardless of  whether
received  in the form of cash  or reinvested in additional shares. Distributions
of net investment income and realized net short-term capital gains in excess  of
net   long-term  capital  losses   are  taxable  as   ordinary  income  to  Fund
shareholders, whether such  distributions are received  in the form  of cash  or
reinvested in additional shares. Annual statements as to the current federal tax
status  of distributions  will be  mailed to shareholders  after the  end of the
taxable year for the Fund. Distributions  to corporate shareholders of the  Fund
will  not qualify for the dividends-received deduction because the income of the
Fund will not consist of dividends paid by United States corporations.
 
Any gain or  loss realized on  the redemption or  exchange of Fund  shares by  a
shareholder  who is  not a  dealer in  securities generally  will be  treated as
long-term capital gain or loss  if the shares have been  held for more than  one
year,  and  otherwise as  short-term  capital gain  or  loss. However,  any loss
realized by a shareholder upon the redemption or exchange of shares in the  Fund
held  for six months or less will be  treated as a long-term capital loss to the
extent of any long-term capital  gain distributions received by the  shareholder
with respect to such shares. In addition, no loss will be allowed on the sale or
other  disposition of shares  of the Fund if,  and to the  extent that, within a
period beginning 30 days before the
 
                                      -21-
 
<PAGE>
<PAGE>

date of such sale or disposition and ending 30 days after such date, the  holder
acquires   (such  as   through  dividend   reinvestment)  securities   that  are
substantially identical to the shares of the Fund.
 
The Fund will generally be subject to an  excise tax of 4% on the amount of  any
income  or  capital  gains,  above  certain  permitted  levels,  distributed  to
shareholders on  a  basis such  that  such income  or  gain is  not  taxable  to
shareholders  in  the  calendar  year  in  which  it  was  earned  by  the Fund.
Furthermore, dividends declared  in October,  November, or  December payable  to
shareholders  of record  on a  specified date in  such a  month and  paid in the
following January will be treated as having  been paid by the Fund and  received
by each shareholder in December. Under this rule, therefore, shareholders may be
taxed  in one year on dividends or distributions actually received in January of
the following year.
 
Distributions of net long-term  capital gains will have  the effect of  reducing
the  net asset value of the Fund's shares  by the amount of the distribution. If
the net asset value is reduced below a shareholder's cost, the distribution will
nonetheless be taxable as described above, even if the distribution represents a
return of invested capital.  Investors should consider  the tax implications  of
buying shares just prior to a distribution, when the price of shares may reflect
the amount of the forthcoming distribution.
 
If  a correct and certified  taxpayer identification number is  not on file, the
Fund is required,  subject to  certain exemptions,  to withhold  31% of  certain
payments   made  or   distributions  declared   to  non-corporate  shareholders.
Shareholders should be aware that, under applicable regulations, the Fund may be
fined up  to  $50 annually  for  each account  for  which a  certified  taxpayer
identification  number is not provided. In the event that such a fine is imposed
with respect to any uncertified account in any year, a corresponding charge  may
be made against that account.
 
This  discussion of tax consequences is based on U.S. federal tax laws in effect
on the date of this Prospectus. These laws and regulations are subject to change
by legislative  or  administrative  action, possibly  with  retroactive  effect.
Investors  are urged to consult their own  tax advisors with respect to specific
questions as to federal taxes and with respect to the applicability of state  or
local taxes. See 'Taxes' in the SAI.
 
ADDITIONAL INFORMATION
 
The  Fund  will  send  its  shareholders  annual  and  semi-annual  reports. The
financial statements appearing in annual reports will be audited by  independent
accountants.  Shareholders also will be sent  confirmations of each purchase and
redemption and periodic  statements reflecting all  account activity,  including
dividends  and any distributions whether reinvested in additional shares or paid
in cash.
 
Shareholders of  certain Eligible  Institutions may  be given  the privilege  to
initiate  transactions  automatically  by  telephone  upon  opening  an account.
However, an investor should be aware that a transaction authorized by  telephone
and  reasonably believed to be genuine by  the Company, the Branch, the Eligible
Institution, the Transfer Agent or the  Distributor may subject the investor  to
risk  of loss if such  instruction is subsequently found  not to be genuine. The
Company and its service providers  will employ reasonable procedures,  including
requiring investors to give a form of personal identification and tape recording
of telephonic instructions, to confirm that telephonic instructions by investors
are  genuine; if it does not,  it or the service provider  may be liable for any
losses due to unauthorized or fraudulent instructions.
 
The Fund may make historical  performance information available and may  compare
its  performance to other  investments or relevant  indices, including data from
Lipper Analytical  Services, Inc.,  the Salomon  Brothers Long  Term High  Yield
Index,  the Merrill Lynch All High  Yield Bond Index, Micropal Inc., Morningstar
Inc., Ibbotson Associates, Standard  & Poor's 500  Composite Stock Price  Index,
the Dow Jones Average, the Frank Russell Indices, the Morgan Stanley EAFE Index,
the Financial Times World Stock Index and other industry publications.
 
The  Fund may advertise 'yield'. Yield refers  to the net income generated by an
investment in  the  Fund  over a  stated  30-day  period. This  income  is  then
annualized  -- i.e., the amount of income generated by the investment during the
30-day period is assumed to be generated  each 30-day period for 12 periods  and
is  shown as a percentage of the investment. The income earned on the investment
is also assumed to be reinvested at the end of the sixth 30-day period.
 
                                      -22-
 
<PAGE>
<PAGE>

The Fund  may also  advertise 'total  return'. The  total return  shows what  an
investment  in the Fund would have earned  over a specified period of time (one,
five or ten years  or since commencement of  operations, if less) assuming  that
all  Fund distributions and dividends were  reinvested on the reinvestment dates
and less all  recurring fees during  the period and  assuming the redemption  of
such investment at the end of each period.
 
These  methods of calculating yield and total return are required by regulations
of the SEC. Yield and total  return data similarly calculated, unless  otherwise
indicated,  over  other  specified  periods  of  time  may  also  be  used.  All
performance figures are  based on historical  earnings and are  not intended  to
indicate  future performance. Performance information may be obtained by clients
of an  Eligible Institution  by calling  the Eligible  Institution, while  other
shareholders may address their inquiries to the Transfer Agent.
 
                                      -23-
 
<PAGE>
<PAGE>

                      [THIS PAGE INTENTIONALLY LEFT BLANK]

<PAGE>
<PAGE>

TABLE OF CONTENTS
 
<TABLE>
<S>                                                                                                 <C>
Investors for Whom the Fund is Designed..........................................................     2
Master-Feeder Structure..........................................................................     4
Investment Objectives and Policies...............................................................     5
Additional Investment Information and Risk Factors...............................................     7
Investment Restrictions..........................................................................    14
Management.......................................................................................    14
Shareholder Services.............................................................................    16
Expenses.........................................................................................    16
Purchase of Shares...............................................................................    16
Redemption of Shares.............................................................................    18
Exchange of Shares...............................................................................    19
Retirement Plans.................................................................................    19
Dividends and Distributions......................................................................    20
Net Asset Value..................................................................................    20
Organization.....................................................................................    20
Taxes............................................................................................    21
Additional Information...........................................................................    22
</TABLE>
 
- --------------------------------------------------------------------------------
 
<TABLE>
<S>                                                  <C>
INVESTMENT ADVISER                                   Union Bank of Switzerland,
                                                     New York Branch
                                                     1345 Avenue of the Americas
                                                     New York, New York 10105
 
ADMINISTRATOR AND CUSTODIAN                          Investors Bank & Trust Company
                                                     200 Clarendon Street
                                                     Boston, Massachusetts 02116
 
DISTRIBUTOR                                          First Fund Distributors, Inc.
                                                     4455 E. Camelback Road
                                                     Phoenix, Arizona 85018
</TABLE>
 
- --------------------------------------------------------------------------------
 
NO PERSON HAS BEEN AUTHORIZED TO GIVE ANY INFORMATION OR TO MAKE ANY
REPRESENTATIONS OTHER THAN THOSE CONTAINED IN THIS PROSPECTUS, AND, IF GIVEN OR
MADE, SUCH OTHER INFORMATION OR REPRESENTATIONS MUST NOT BE RELIED UPON AS
HAVING BEEN AUTHORIZED BY THE FUND. THIS PROSPECTUS DOES NOT CONSTITUTE AN OFFER
TO SELL, OR A SOLICITATION OF AN OFFER TO BUY, BY THE FUND IN ANY JURISDICTION
IN WHICH SUCH OFFER TO SELL OR SOLICITATION MAY NOT LAWFULLY BE MADE.
 
[LOGO]


<PAGE>
<PAGE>

   
                        UBS PRIVATE INVESTOR FUNDS, INC.



                      STATEMENT OF ADDITIONAL INFORMATION
                             DATED AUGUST    , 1997


                                 UBS BOND FUND
                              UBS U.S. EQUITY FUND
                         UBS INTERNATIONAL EQUITY FUND
                  UBS INSTITUTIONAL INTERNATIONAL EQUITY FUND
                               UBS SMALL CAP FUND
                           UBS LARGE CAP GROWTH FUND
                            UBS HIGH YIELD BOND FUND
    
 
   
THIS STATEMENT OF ADDITIONAL INFORMATION IS NOT A PROSPECTUS, AND SHOULD BE READ
IN CONJUNCTION WITH THE PROSPECTUSES DATED MARCH 13, 1997 FOR UBS BOND FUND, UBS
U.S.  EQUITY FUND AND UBS INTERNATIONAL  EQUITY FUND, THE PROSPECTUS DATED APRIL
7,  1997  FOR  UBS  INSTITUTIONAL   INTERNATIONAL  EQUITY  FUND  AND  WITH   THE
PROSPECTUSES,  DATED AUGUST      , 1997  FOR UBS SMALL  CAP FUND,  UBS LARGE CAP
GROWTH FUND AND UBS HIGH YIELD BOND FUND (EACH A 'PROSPECTUS' AND  COLLECTIVELY,
THE  'PROSPECTUSES'), AS THEY MAY  BE SUPPLEMENTED FROM TIME  TO TIME. COPIES OF
THE PROSPECTUSES MAY BE  OBTAINED WITHOUT CHARGE FROM  INVESTORS BANK AND  TRUST
COMPANY AT THE ADDRESS AND PHONE NUMBER SET FORTH HEREIN.
    

<PAGE>
<PAGE>

                               TABLE OF CONTENTS
 
   
<TABLE>
<CAPTION>
                                                                                                       PAGE
                                                                                                      ------
<S>                                                                                                   <C>
GENERAL............................................................................................    SAI-1
INVESTMENT OBJECTIVES AND POLICIES.................................................................    SAI-1
INVESTMENT RESTRICTIONS............................................................................   SAI-10
DIRECTORS AND TRUSTEES.............................................................................   SAI-13
INVESTMENT ADVISER AND FUNDS SERVICES AGENT........................................................   SAI-15
ADMINISTRATORS.....................................................................................   SAI-18
DISTRIBUTOR........................................................................................   SAI-19
CUSTODIAN..........................................................................................   SAI-19
SHAREHOLDER SERVICES...............................................................................   SAI-19
INDEPENDENT ACCOUNTANTS............................................................................   SAI-20
EXPENSES...........................................................................................   SAI-20
PURCHASE OF SHARES.................................................................................   SAI-20
REDEMPTION OF SHARES...............................................................................   SAI-21
EXCHANGE OF SHARES.................................................................................   SAI-21
DIVIDENDS AND DISTRIBUTIONS........................................................................   SAI-21
NET ASSET VALUE....................................................................................   SAI-22
PERFORMANCE DATA...................................................................................   SAI-23
PORTFOLIO TRANSACTIONS.............................................................................   SAI-23
ORGANIZATION.......................................................................................   SAI-25
TAXES..............................................................................................   SAI-26
ADDITIONAL INFORMATION.............................................................................   SAI-28
FINANCIAL STATEMENTS...............................................................................   SAI-28
</TABLE>
    
 
                                       ii

<PAGE>
<PAGE>

GENERAL
 
   
     UBS  Private Investor Funds, Inc. (the 'Company') is an open-end management
investment company  organized  as  a  series  fund.  The  Company  is  currently
authorized to issue shares in eight series, seven of which are described in this
Statement  of Additional Information ('SAI'). These  seven series (each a 'Fund'
and collectively,  the 'Funds')  consist of:  UBS Bond  Fund, UBS  International
Equity  Fund, UBS Institutional International Equity Fund, UBS U.S. Equity Fund,
UBS Small Cap Fund, UBS Large Cap Growth Fund and UBS High Yield Bond Fund.  The
Company,  a  Maryland  corporation,  was organized  on  November  16,  1995. The
Company's executive  offices  are  located  at  200  Clarendon  Street,  Boston,
Massachusetts 02116.
    
 
     This  SAI describes the  investment objective and  policies, management and
operations of each Fund to enable investors to determine if the Funds suit their
investment needs. Each Fund employs a two-tier master-feeder structure. As  more
fully  described herein, each Fund invests substantially  all of its assets in a
corresponding series of a separate trust having the same investment objective as
that Fund.  Each  Trust  series  will in  turn  directly  invest  in  securities
consistent  with its investment objective.  See 'Master-Feeder Structure' in the
Prospectus.
 
   
     UBS Investor Portfolios  Trust, a master  trust formed under  New York  law
(the  'Trust'), was organized on February 9, 1996, and is an open-end management
investment company. The Declaration of Trust  of the Trust permits the Board  of
Trustees  of  the Trust  (the  'Trustees') to  issue  interests in  one  or more
subtrusts or 'series' (each a  'Portfolio' and collectively, the  'Portfolios').
To  date, the Trust has established six Portfolios: UBS Bond Portfolio; UBS U.S.
Equity Portfolio;  UBS  International Equity  Portfolio;  UBS Small  Cap  Growth
Portfolio;  UBS Large Cap Portfolio and UBS  High Yield Bond Portfolio. UBS Bond
Fund invests in UBS  Bond Portfolio; UBS  U.S. Equity Fund  invests in UBS  U.S.
Equity   Portfolio;  UBS   International  Equity  Fund   and  UBS  Institutional
International Equity  Fund invest  in UBS  International Equity  Portfolio.  UBS
Small  Cap Fund invests  in UBS Small  Cap Portfolio; UBS  Large Cap Growth Fund
invests in UBS Large Cap Growth Portfolio; and UBS High Yield Bond Fund  invests
in  UBS High Yield Bond Portfolio. Where appropriate, references to a Fund refer
to that Fund acting through its corresponding Portfolio.
    
 
     This SAI provides  additional information  with respect to  each Fund,  and
should  be read in conjunction with  that Fund's current Prospectus. Capitalized
terms not otherwise defined in  this SAI have the  meanings accorded to them  in
the Fund's Prospectus.
 
INVESTMENT OBJECTIVES AND POLICIES
 
     UBS  BOND FUND (the 'Bond Fund') is designed for investors seeking a higher
total return from a portfolio of debt securities issued by foreign and  domestic
companies   than  that  generally  available  from  a  portfolio  of  short-term
obligations in exchange for some risk  of capital. Although the net asset  value
of the Bond Fund will fluctuate, the Bond Fund attempts to conserve the value of
its  investments  to the  extent consistent  with its  objective. The  Bond Fund
attempts to achieve its objective by  investing all of its investable assets  in
UBS Bond Portfolio (the 'Bond Portfolio'), a series of the Trust having the same
investment  objective as the  Bond Fund. The Bond  Portfolio attempts to achieve
its investment objective by investing primarily in the corporate and  government
debt  obligations and  related securities described  in the  Prospectus and this
SAI.
 
   
     UBS HIGH  YIELD BOND  FUND (the  'High Yield  Bond Fund')  is designed  for
investors  seeking higher  current income  from a  portfolio of higher-yielding,
lower-rated debt  securities  issued  by domestic  and  foreign  companies  than
generally available from a portfolio of higher-rated obligations in exchange for
assuming  additional  risk of  capital.  The High  Yield  Bond Fund  attempts to
achieve its objective  by investing  all of its  investable assets  in UBS  High
Yield  Bond Portfolio (the 'High  Yield Bond Portfolio'), a  series of the Trust
having the same investment objective as the High Yield Bond Fund. The High Yield
Bond Portfolio will  also seek  capital appreciation when  consistent with  high
current  income by investing in securities benefiting from declines in long-term
interest rates or improvements in credit quality.
    
 
     UBS U.S. EQUITY  FUND (the 'U.S.  Equity Fund') is  designed for  investors
seeking  long-term capital  appreciation and the  potential for a  high level of
current income with lower investment risk and
 
                                     SAI-1
 
<PAGE>
<PAGE>

volatility than is normally available from  common stock funds. The U.S.  Equity
Fund  attempts  to achieve  its  investment objective  by  investing all  of its
investable assets in UBS U.S. Equity Portfolio (the 'U.S. Equity Portfolio'),  a
series  of the  Trust having  the same investment  objective as  the U.S. Equity
Fund.
 
     Under normal circumstances,  at least  80% of the  U.S. Equity  Portfolio's
assets   will  be  invested  in  income-producing  domestic  equity  securities,
including dividend-paying common stocks and securities that are convertible into
common stocks. The U.S.  Equity Portfolio's primary  investments are the  common
stocks of established, high-quality U.S. corporations.
 
   
     UBS INTERNATIONAL EQUITY FUND (the 'International Equity Fund') is designed
for  investors who want to participate in  the risks and returns associated with
investing in equity securities issued by foreign corporations but who may not be
prepared to  meet the  minimum investment  requirements established  by the  UBS
Institutional  International Equity Fund. The International Equity Fund attempts
to achieve its investment  objective by investing all  its investable assets  in
the UBS International Equity Portfolio (the 'International Equity Portfolio'), a
series  of the Trust  having the same investment  objective as the International
Equity Fund.
    
 
   
     The  International  Equity  Portfolio  seeks  to  achieve  its   investment
objective   by  investing  primarily   in  the  equity   securities  of  foreign
corporations, consisting  of  common stocks  and  other securities  with  equity
characteristics  such  as  preferred stocks,  warrants,  rights  and convertible
securities. Under  normal  circumstances,  the  International  Equity  Portfolio
expects  to invest at least 65% of its  total assets in such securities. It does
not intend to  invest in  U.S. securities (other  than short-term  instruments),
except temporarily, when extraordinary circumstances prevailing at the same time
in  a significant  number of developed  foreign countries  render investments in
such countries inadvisable.
    
 
     UBS   INSTITUTIONAL   INTERNATIONAL   EQUITY   FUND   (the   'Institutional
International  Equity  Fund') is  designed for  institutional and  certain other
investors who  want to  participate in  the risks  and returns  associated  with
investing in equity securities issued by foreign corporations. The Institutional
International  Equity  Fund  attempts  to achieve  its  investment  objective by
investing all its  investable assets  in the International  Equity Portfolio,  a
series  of the Trust  having the same investment  objective as the Institutional
International Equity Fund.
 
   
     The  International  Equity  Portfolio  seeks  to  achieve  its   investment
objective   by  investing  primarily   in  the  equity   securities  of  foreign
corporations, consisting  of  common stocks  and  other securities  with  equity
characteristics  such  as  preferred stocks,  warrants,  rights  and convertible
securities. Under  normal  circumstances,  the  International  Equity  Portfolio
expects  to invest at least 65% of its  total assets in such securities. It does
not intend to  invest in  U.S. securities (other  than short-term  instruments),
except temporarily, when extraordinary circumstances prevailing at the same time
in  a significant  number of developed  foreign countries  render investments in
such countries inadvisable.
    
 
   
     UBS SMALL CAP FUND (the 'Small Cap Fund') is designed for investors seeking
long-term capital  appreciation from  a  portfolio of  common stocks  and  other
equity  securities of small capital growth companies believed to offer investors
above average potential for capital appreciation. Small capital growth companies
are companies  that  have  stock market  capitalizations  ranging  between  $100
million  and $1  billion at  the time  of initial  purchase. The  Small Cap Fund
attempts to achieve its objective by  investing all of its investable assets  in
UBS  Small Cap  Portfolio (the  'Small Cap  Portfolio'), a  series of  the Trust
having the same investment objective as the Small Cap Fund.
    
 
   
     The Small Cap Portfolio's  investments may include  companies still in  the
development  stage or older companies that appear  to be entering a new stage of
growth owing to factors such as  management changes or new technology,  products
or  markets. It may also  include providers of products  or services with a high
unit volume growth rate.
    
 
   
     UBS LARGE CAP  GROWTH FUND (the  'Large Cap Growth  Fund') is designed  for
investors  seeking  long-term capital  appreciation from  a portfolio  of common
stocks  and  other  equity  securities  of  companies  that  have  stock  market
capitalizations  of $1 billion or  greater at the time  of initial purchase with
the potential  for above-average  earnings and  cash flow  growth or  meaningful
increases  in  underlying asset  values  over time.  The  Large Cap  Growth Fund
attempts   to    achieve   its    objective   by    investing   all    of    its
    
 
                                     SAI-2
 
<PAGE>
<PAGE>

   
investable  assets  in UBS  Large Cap  Growth Portfolio  (the 'Large  Cap Growth
Portfolio'), a series of the Trust  having the same investment objective as  the
Large Cap Growth Fund.
    
 
MONEY MARKET INSTRUMENTS
 
     As  discussed  in the  Prospectus,  each Fund  may  invest in  money market
instruments to the extent consistent with its investment objective and policies.
A description  of the  various types  of money  market instruments  that may  be
purchased appears below. See 'Quality and Diversification Requirements'.
 
     U.S. TREASURY SECURITIES. Each Fund may invest in direct obligations of the
U.S.  Treasury,  including Treasury  Bills, Notes  and Bonds,  all of  which are
backed as to principal and interest payments by the full faith and credit of the
United States.
 
     ADDITIONAL U.S. GOVERNMENT OBLIGATIONS. Each Fund may invest in obligations
issued or guaranteed  by U.S.  Government agencies  or instrumentalities.  These
obligations  may or  may not  be backed by  the 'full  faith and  credit' of the
United States. In the case of securities not backed by the full faith and credit
of the United  States, each  Fund must look  principally to  the federal  agency
issuing  or guaranteeing the  obligation for ultimate repayment,  and may not be
able to assert a claim against the United States itself in the event the  agency
or  instrumentality does not meet its commitments. Securities in which each Fund
may invest that are not backed by the full faith and credit of the United States
include, but are not limited to, obligations of the Tennessee Valley  Authority,
the  Federal Home Loan Mortgage Corporation and the U.S. Postal Service, each of
which has the right to  borrow from the U.S.  Treasury to meet its  obligations,
and  the obligations of the Federal Farm Credit System and the Federal Home Loan
Banks, both of whose obligations may be satisfied only by the individual credits
of each issuing agency. Securities that are backed by the full faith and  credit
of  the United  States include obligations  of the  Government National Mortgage
Association, the Farmers Home Administration and the Export-Import Bank.
 
   
     BANK OBLIGATIONS. Each Fund,  unless otherwise noted  in the Prospectus  or
below,  may  invest in  negotiable certificates  of  deposit, time  deposits and
bankers' acceptances of  (i) banks,  savings and loan  associations and  savings
banks  that have more than  $2 billion in total  assets (the 'Asset Limitation')
and are organized under the laws of the United States or any state, (ii) foreign
branches of these banks or of foreign banks of equivalent size (Euros) and (iii)
U.S.  branches  of  foreign  banks  of  equivalent  size  (Yankees).  The  Asset
Limitation  is not applicable  to either the  Institutional International Equity
Fund or the International Equity  Fund (collectively, the 'International  Equity
Funds'). See 'Foreign Investments'. No Fund will invest in obligations for which
the  Adviser, defined below (or  the Sub-Adviser, defined below,  in the case of
the International Equity Funds,  the Small Cap Fund,  the Large Cap Growth  Fund
and the High Yield Bond Fund), or any of its affiliated persons, is the ultimate
obligor  or  accepting  bank.  Each  Fund  may  also  invest  in  obligations of
international  banking  institutions   designated  or   supported  by   national
governments  to promote  economic reconstruction,  development or  trade between
nations (e.g., the European Investment Bank, the Inter-American Development Bank
or the World Bank).
    
 
   
     COMMERCIAL PAPER.  Each  Fund may  invest  in commercial  paper,  including
Master  Demand  obligations.  Master  Demand  obligations  are  obligations that
provide for a  periodic adjustment in  the interest rate  paid and permit  daily
changes  in  the  amount borrowed.  Master  Demand obligations  are  governed by
agreements between the issuer  and Union Bank of  Switzerland (the 'Bank'),  New
York   Branch  (the  'Branch'  or  the  'Adviser'),  and  in  the  case  of  the
International Equity Funds, UBS International Investment London Limited ('UBSII'
or the 'Sub-Adviser'),  and in the  case of the  Small Cap Fund,  the Large  Cap
Growth Fund and the High Yield Bond Fund, UBS Asset Management (New York), Inc.,
acting  as agent, for no additional fee,  in its capacity as investment adviser*
to the  Portfolios and  as fiduciary  for other  clients for  whom it  exercises
investment  discretion. The  monies loaned  to the  borrower come  from accounts
managed by the Adviser*, or its  affiliates, pursuant to arrangements with  such
accounts.  Interest and  principal payments are  credited to  such accounts. The
Adviser*, acting as a
 
- ------------
    
   
     * Unless otherwise noted, references to  the Adviser in the context of  the
International  Equity Portfolio, Small Cap Portfolio, Large Cap Growth Portfolio
and the High Yield Bond Portfolio refer to the Adviser and/or the  Sub-Advisers,
as appropriate.
    
 
                                     SAI-3
 
<PAGE>
<PAGE>

fiduciary  on behalf of its  clients, has the right  to increase or decrease the
amount provided to the borrower under an obligation. The borrower has the  right
to  pay without penalty all or any part of the principal amount then outstanding
on an obligation together  with interest to the  date of payment. Because  these
obligations  typically provide  that the  interest rate  is tied  to the Federal
Reserve commercial paper composite rate,  the rate on Master Demand  obligations
is  subject to change. Repayment of  a Master Demand obligation to participating
accounts depends on the ability of the borrower to pay the accrued interest  and
principal  of the obligation  on demand, which is  continuously monitored by the
Adviser*. Because Master Demand  obligations typically are  not rated by  credit
rating  agencies, the Portfolios may invest  in such unrated obligations only if
at the time of  an investment the  obligation is determined  by the Adviser*  to
have  a credit quality  which satisfies a  Portfolio's quality restrictions. See
'Quality and  Diversification  Requirements'.  Although there  is  no  secondary
market  for Master  Demand obligations,  such obligations  are considered  to be
liquid because they  are payable  upon demand. The  Portfolios do  not have  any
specific percentage limitation on investments in Master Demand obligations.
 
     REPURCHASE  AGREEMENTS. Each Portfolio may enter into repurchase agreements
with brokers, dealers or banks that  meet the credit guidelines approved by  the
Trustees.  In a repurchase agreement, a Portfolio  buys a security from a seller
that has agreed to repurchase the same  security at a mutually agreed upon  date
and  price.  The resale  price  normally is  in  excess of  the  purchase price,
reflecting an agreed upon interest rate. This interest rate is effective for the
period of time the Portfolio is invested in the agreement and is not related  to
the  coupon rate on the underlying security.  A repurchase agreement may also be
viewed as a fully collateralized loan of  money by the Portfolio to the  seller.
The  period of these repurchase agreements will usually be short, from overnight
to one week, and at no time  will the Portfolio invest in repurchase  agreements
for  more than  thirteen months. The  securities that are  subject to repurchase
agreements, however, may have maturity dates  in excess of thirteen months  from
the  effective  date of  the repurchase  agreement.  The Portfolios  will always
receive securities as collateral  whose market value is,  and during the  entire
term  of the  agreement remains,  at least  equal to  100% of  the dollar amount
invested by the  Portfolios in  each agreement  plus accrued  interest, and  the
Portfolios  will make payment for such securities only upon physical delivery or
upon evidence of book  entry transfer to  the account of  the Custodian. If  the
seller  defaults, a Portfolio might incur a  loss if the value of the collateral
securing the repurchase agreement declines and might incur disposition costs  in
connection   with  liquidating  the  collateral.   In  addition,  if  bankruptcy
proceedings  are  commenced  with  respect  to  the  seller  of  the   security,
realization  of proceeds upon disposition of the collateral by the Portfolio may
be delayed or limited.
 
CORPORATE BONDS AND OTHER DEBT SECURITIES
 
   
     Each Portfolio, with the exception of the Bond Portfolio and the High Yield
Bond Portfolio, may  invest in  other debt securities  with remaining  effective
maturities  of less than thirteen months, including without limitation corporate
and foreign bonds,  asset-backed securities and  other obligations described  in
the Prospectus or this SAI.
    
 
   
     As  discussed in the Prospectus, the Bond Portfolio and the High Yield Bond
Portfolio, may invest in bonds and other debt securities of domestic and foreign
issuers to the extent consistent with their investment objectives and  policies.
A  description of  these investments  appears in  the Prospectus  and below. See
'Quality  and  Diversification  Requirements'.  For  information  on  short-term
investments in these securities, see 'Money Market Instruments'.
    
 
     ASSET-BACKED  SECURITIES.  Asset-backed securities  directly  or indirectly
represent a participation  interest in,  or are secured  by or  payable from,  a
stream  of  payments generated  by particular  assets  such as  mortgages, motor
vehicles or credit card receivables. Payments  of principal and interest may  be
guaranteed  up to certain amounts  and for a certain time  period by a letter of
credit issued by a financial institution unaffiliated with the entities  issuing
the  securities. The asset-backed securities in which a Portfolio may invest are
subject to the  Portfolio's overall credit  requirements. However,  asset-backed
securities,  in general, are  subject to certain risks.  These risks include the
prepayment of the debtor's  obligation and the  creditor's limited interests  in
applicable  collateral. For example, credit  card debt receivables are generally
unsecured and the debtors are  entitled to the protection  of a number of  state
and
 
                                     SAI-4
 
<PAGE>
<PAGE>

federal  consumer credit laws, many of which  give such debtors the right to set
off certain amounts owed on credit  card debt thereby reducing the balance  due.
Additionally,  if the  letter of  credit is  exhausted, holders  of asset-backed
securities may also experience delays in payments or losses if the full  amounts
due  on  underlying  sales  contracts  are  not  realized.  Because asset-backed
securities are  relatively new,  the market  experience in  these securities  is
limited  and the market's ability to sustain liquidity through all phases of the
market cycle has not been tested.
 
EQUITY INVESTMENTS
 
   
     As discussed  in the  Prospectus, the  U.S. Equity,  International  Equity,
Small  Cap and Large Cap Growth Portfolios invest primarily in equity securities
consisting of common  stocks and other  securities with equity  characteristics.
The securities in which these Portfolios invest include those listed on domestic
and  foreign securities exchanges or traded  on over-the-counter markets as well
as certain restricted or unlisted securities. A discussion of the various  types
of  equity investments that may be purchased  by these Portfolios appears in the
Prospectus and below. See 'Quality and Diversification Requirements'.
    
 
     EQUITY SECURITIES. The common stocks  in which these Portfolios may  invest
include  the common stocks of any class or series of corporations or any similar
equity interests such as trust or partnership interests. The Portfolios'  equity
investments   include  preferred   stocks,  warrants,   rights  and  convertible
securities. These investments may or  may not pay dividends  and may or may  not
carry  voting  rights.  Common stock  occupies  the  most junior  position  in a
company's capital structure.
 
     The convertible securities in which the Portfolios may invest include  debt
securities  or preferred stocks that may be  converted into common stock or that
carry the right  to purchase  common stock. Convertible  securities entitle  the
holder  to exchange the  securities for a  specified number of  shares of common
stock, usually of the same company, at specified prices within a certain  period
of time.
 
     The  terms of a  convertible security determine its  ranking in a company's
capital structure.  In  the case  of  subordinated convertible  debentures,  the
holders'  claims on assets and earnings are  subordinated to the claims of other
creditors, but are senior to the claims of preferred and common stockholders. In
the case  of convertible  preferred stock,  the holders'  claims on  assets  and
earnings  are subordinated to the claims of all creditors, but are senior to the
claims of common stockholders.
 
FOREIGN INVESTMENTS
 
   
     The  International  Equity  Portfolio  makes  substantial  investments   in
companies  based in foreign  countries. The Bond and  High Yield Bond Portfolios
may also invest in  certain foreign securities. Neither  the Bond Portfolio  nor
the  High Yield  Bond Portfolio expect  to invest  more than 25%  of their total
assets, at  the time  of purchase,  in securities  of foreign  issuers.  Foreign
investments  may be made directly in the securities of foreign issuers or in the
form  of  American  Depository  Receipts  ('ADRs')  Global  Depository  Receipts
('GDRs')  or European  Depository Receipts  ('EDRs'). Generally,  ADRs, GDRs and
EDRs are receipts issued by a bank  or trust company that evidence ownership  of
underlying  securities issued by a foreign corporation and that are designed for
use in the  domestic, in the  case of ADRs,  European, in the  case of EDRs,  or
domestic and European in the case of GDRs, securities markets.
    
 
   
     Because  investments in foreign securities  may involve foreign currencies,
the value of  the International  Equity, Bond  and High  Yield Bond  Portfolios'
assets as measured in U.S. dollars may be affected, favorably or unfavorably, by
changes  in  currency  rates  and  in  exchange  control  regulations, including
currency blockage. The Bond, High Yield Bond and International Equity Portfolios
may enter into  foreign currency  exchange transactions in  connection with  the
settlement  of  foreign  securities  transactions or  to  manage  their currency
exposure related to foreign investments. The Portfolios will not enter into such
transactions for speculative purposes. For a description of the risks associated
with investing in foreign securities, see 'Additional Investment Information and
Risk Factors' in the Prospectus.
    
 
                                     SAI-5
 
<PAGE>
<PAGE>

ADDITIONAL INVESTMENTS
 
   
     WHEN-ISSUED AND DELAYED  DELIVERY SECURITIES. Each  Portfolio may  purchase
securities  on a when-issued or delayed delivery basis. For example, delivery of
and payment for these securities can take  place a month or more after the  date
of the purchase commitment. The purchase price and the interest rate payable, if
any,  on the securities are fixed on the purchase commitment date or at the time
the settlement date is fixed. The value of such securities is subject to  market
fluctuation and no interest accrues to a Portfolio until settlement takes place.
At  the  time a  Portfolio  makes the  commitment  to purchase  securities  on a
when-issued or delayed delivery basis,  it will record the transaction,  reflect
the value of such securities each day in determining its net asset value and, if
applicable,  calculate the  maturity for the  purposes of  average maturity from
that date. At the time  of settlement, a when-issued  security may be valued  at
less  than the purchase  price. To facilitate  such acquisitions, each Portfolio
will maintain with the Custodian a segregated account with liquid securities, in
an amount at least equal to the value of such commitments. On delivery dates for
such transactions, each Portfolio will  meet its obligations from maturities  or
sales of the securities held in the segregated account and/or from cash flow. If
a  Portfolio chooses to dispose  of the right to  acquire a when-issued security
prior to  its  acquisition, it  could,  as with  the  disposition of  any  other
portfolio  obligation, incur a gain or loss due to market fluctuation. It is the
current policy  of each  Portfolio  not to  enter into  when-issued  commitments
exceeding  in the aggregate  15% of the  market value of  that Portfolio's total
assets, less  liabilities  (excluding  the obligations  created  by  when-issued
commitments).
    
 
     INVESTMENT COMPANY SECURITIES. Securities of other investment companies may
be  acquired by each Fund to the  extent that such purchases are consistent with
that entity's investment objectives and restrictions and are permitted under the
Investment Company  Act of  1940, as  amended  (the '1940  Act'). The  1940  Act
requires  that, as determined immediately after a purchase is made, (i) not more
than 5%  of the  value  of the  Fund's  total assets  will  be invested  in  the
securities of any one investment company, (ii) not more than 10% of the value of
the  Fund's total assets will be  invested in securities of investment companies
as a group and (iii) not more than 3% of the outstanding voting stock of any one
investment company will be owned by the Fund, provided, however, that a Fund may
invest all of its investable assets in an open-end investment company having the
same investment objective as that Fund.  As a shareholder of another  investment
company,  a Fund would bear, along with other shareholders, its pro rata portion
of the  other  investment company's  expenses,  including advisory  fees.  These
expenses  would be in  addition to the expenses  that such a  Fund would bear in
connection with its own operations.
 
     REVERSE REPURCHASE  AGREEMENTS.  Each  Portfolio  may  enter  into  reverse
repurchase  agreements. In a reverse repurchase agreement, the Portfolio sells a
security and agrees to  repurchase the same security  at a mutually agreed  upon
date  and price. For purposes of the 1940 Act, reverse repurchase agreements are
considered borrowings by the Portfolio and,  therefore, a form of leverage.  The
Portfolios  will  invest the  proceeds  of borrowings  under  reverse repurchase
agreements. In addition,  the Portfolios  will enter into  a reverse  repurchase
agreement  only when the interest income to be earned from the investment of the
proceeds is greater than the interest  expense of the repurchase agreement.  The
Portfolios  will not invest the proceeds of a reverse repurchase agreement for a
period  that  exceeds  the  term  of  the  reverse  repurchase  agreement.   The
limitations  on  each  Portfolio's  use  of  reverse  repurchase  agreements are
discussed under 'Investment Restrictions'  below. Each Portfolio will  establish
and  maintain  with  the  Custodian  a  separate  account  with  a  portfolio of
securities in an  amount at  least equal to  its obligations  under its  reverse
repurchase agreements.
 
     MORTGAGE  DOLLAR  ROLL  TRANSACTIONS.  The  Bond  Portfolio  may  engage in
mortgage dollar roll transactions with respect to mortgage securities issued  by
the  Government  National Mortgage  Association,  the Federal  National Mortgage
Association and the Federal Home Loan Mortgage Corporation. In a mortgage dollar
roll  transaction,  the   Portfolio  sells  a   mortgage  backed  security   and
simultaneously  agrees to  repurchase a similar  security on  a specified future
date at an agreed upon price. During the roll period, the Portfolio will not  be
entitled  to receive any interest or principal  paid on the securities sold. The
Portfolio is compensated  for the lost  interest on the  securities sold by  the
difference between the sales price and the lower price for the future repurchase
as well as by the interest earned on the reinvestment of the sales proceeds. The
Portfolio may also be compensated by receipt of a
 
                                     SAI-6
 
<PAGE>
<PAGE>

commitment   fee.  When  the  Portfolio  enters  into  a  mortgage  dollar  roll
transaction, liquid  assets  in an  amount  sufficient  to pay  for  the  future
repurchase  are segregated with its Custodian. Mortgage dollar roll transactions
are considered reverse  repurchase agreements  for purposes  of the  Portfolio's
investment restrictions.
 
     SECURITIES  LENDING. Each Portfolio  may lend its  securities if such loans
are secured continuously  by cash  or equivalent collateral  or by  a letter  of
credit  in favor of  the Portfolio at  least equal at  all times to  100% of the
market value  of  the  securities  loaned, plus  accrued  interest.  While  such
securities  are on loan, the borrower will pay the Portfolio any income accruing
thereon. Loans will be  subject to termination by  the Portfolios in the  normal
settlement  time, generally three business days  after notice or by the borrower
on one  day's notice.  Borrowed securities  must be  returned when  the loan  is
terminated. Any gain or loss in the market price of the borrowed securities that
occurs  during the term of  the loan inures to  the Portfolio and its respective
investors. The  Portfolios may  pay reasonable  finder's and  custodial fees  in
connection  with a loan. In addition, the Portfolios will consider all facts and
circumstances  including  the  creditworthiness   of  the  borrowing   financial
institution,  and the Portfolios will not make  any loans in excess of one year.
The Portfolios will not lend their securities to any officer, Trustee, Director,
employee, or affiliate or placement agent of  the Company, the Trust, or to  the
Adviser,  Sub-Adviser, Administrator  or Distributor  or any  affiliate thereof,
unless otherwise permitted by applicable law.
 
     PRIVATELY PLACED AND  CERTAIN UNREGISTERED SECURITIES.  The Portfolios  may
invest  in  privately  placed,  restricted,  Rule  144A  or  other  unregistered
securities as described in the Prospectus.
 
     As to illiquid investments, a Portfolio is subject to a risk that it  might
not  be  able  to sell  such  securities at  a  price that  the  Portfolio deems
respective of their value. Where an  illiquid security must be registered  under
the  Securities Act of 1933, as amended (the 'Securities Act'), before it may be
resold, the Portfolio may be  obligated to pay all  or part of the  registration
expenses  and a  considerable period may  elapse between the  time the Portfolio
decides to  sell and  the  time the  Portfolio is  permitted  to sell  under  an
effective  registration  statement. If,  during  such a  period,  adverse market
conditions develop, the Portfolio might obtain a less favorable price than  that
which  prevailed  when  it decided  to  sell.  When the  Portfolios  value these
securities,  they  will  take  into   account  the  illiquid  nature  of   these
instruments.
 
QUALITY AND DIVERSIFICATION REQUIREMENTS
 
   
     Each Portfolio intends to meet the diversification requirements of the 1940
Act.  To meet these requirements,  75% of the Portfolio's  assets are subject to
the following fundamental  limitations: (1)  the Portfolio may  not invest  more
than  5%  of  its total  assets  in the  securities  of any  one  issuer, except
obligations of the U.S. Government,  its agencies and instrumentalities and  (2)
the  Portfolio may not own more than 10% of the outstanding voting securities of
any one  issuer. As  for the  25% of  a Portfolio's  assets not  subject to  the
limitation described above, there is no limitation on investment of these assets
under  the 1940 Act, so that all of such assets may be invested in securities of
any one issuer. Investments not subject to the limitations described above could
involve an increased risk  to a Portfolio  should an issuer, or  a state or  its
related entities, be unable to make interest or principal payments or should the
market value of such securities decline. See 'Investment Restrictions'.
    
 
   
     BOND  PORTFOLIO. The  Bond Portfolio  invests principally  in a diversified
portfolio of 'high  grade' and 'investment  grade' securities. Investment  grade
debt  is rated, on  the date of  investment, within the  four highest ratings of
Moody's Investors Service, Inc. ('Moody's'), currently Aaa, Aa, A and Baa, or of
Standard & Poor's Ratings Group ('Standard & Poor's'), currently AAA, AA, A  and
BBB.  High grade debt  is rated, on the  date of the  investment, within the two
highest categories of the above ratings.  The Bond Portfolio may also invest  up
to 5% of its total assets in securities which are 'below investment grade'. Such
securities  must be  rated, on the  date of investment,  Ba by Moody's  or BB by
Standard & Poor's.  The Portfolio  may invest in  debt securities  that are  not
rated  or other debt securities to which these ratings are not applicable, if in
the opinion of  the Adviser, such  securities are of  comparable quality to  the
rated securities discussed above. In addition, at the time the Portfolio invests
in  any commercial  paper, bank obligation  or repurchase  agreement, the issuer
must have outstanding debt rated  A or higher by  Moody's or Standard &  Poor's,
the    issuer's   parent   corporation,   if    any,   must   have   outstanding
    
 
                                     SAI-7
 
<PAGE>
<PAGE>

commercial paper rated Prime-1 by Moody's or A-1 by Standard & Poor's, or if  no
such  ratings are available, the investment must be of comparable quality in the
Adviser's opinion.
 
   
     HIGH YIELD BOND PORTFOLIO. The High Yield Bond Portfolio invests  primarily
in   lower-rated  securities,  commonly  known  as  'junk  bonds.'  Lower  rated
securities include securities rated lower than Baa by Moody's or BBB or lower by
Standard & Poor's. Securities rated lower than  Baa or BBB are considered to  be
of  poor standing and  predominantly speculative. The  High Yield Bond Portfolio
may invest up to 10% of its assets  in securities rated below Caa by Moody's  or
CCC  by Standard & Poor's (including securities in the lowest rating category of
either rating  agency)  or if  unrated,  determined by  the  Adviser* to  be  of
comparable  quality.  The market  values  of these  securities  tend to  be more
sensitive  to  individual  corporate   developments  and  changes  in   economic
conditions than higher-quality securities.
    
 
   
     U.S.   EQUITY,  INTERNATIONAL  EQUITY,  SMALL  CAP  AND  LARGE  CAP  GROWTH
PORTFOLIOS. The  U.S. Equity,  International  Equity, Small  Cap and  Large  Cap
Growth  Portfolios may invest in convertible debt securities for which there are
no specific quality requirements. In addition, at the time the Portfolios invest
in any commercial  paper, bank  obligation or repurchase  agreement, the  issuer
must  have outstanding debt rated  A or higher by  Moody's or Standard & Poor's,
the issuer's parent corporation, if any, must have outstanding commercial  paper
rated  Prime-1 by Moody's or A-1 by Standard & Poor's, or if no such ratings are
available, the  investment  must be  of  comparable quality  in  the  Adviser's*
opinion.  At  the  time  the  Portfolios invest  in  any  other  short-term debt
securities, they must be rated A or  higher by Moody's or Standard & Poor's,  or
if  unrated,  the investment  must be  of comparable  quality in  the Adviser's*
opinion.
    
 
     In  determining  whether  a  particular  unrated  security  is  a  suitable
investment,  the  Adviser*  takes  into  consideration  asset  and  debt service
coverage, the purpose of the financing, the history of the issuer, existence  of
other  rated securities  of the issuer,  and other relevant  conditions, such as
comparability to other issuers.
 
OPTIONS AND FUTURES TRANSACTIONS
 
     EXCHANGE-TRADED AND OVER-THE-COUNTER OPTIONS. All options purchased or sold
by the  Portfolios will  be exchange  traded or  will be  purchased or  sold  by
securities   dealers   ('over-the-counter'   or   'OTC   options')   that   meet
creditworthiness standards approved by the Trustees. Exchange-traded options are
obligations of the Options Clearing  Corporation. In OTC options, the  Portfolio
relies on the dealer from which it purchased the option to perform if the option
is  exercised. Thus, when a Portfolio purchases  an OTC option, it relies on the
dealer from  which it  purchased the  option to  make or  take delivery  of  the
underlying  securities. Failure by the dealer to  do so would result in the loss
of the premium paid by the Portfolio as well as loss of the expected benefit  of
the  transaction. To the extent  that a Portfolio may  trade in foreign options,
such options may be effected through local clearing organizations.
 
     The staff of the Securities and  Exchange Commission (the 'SEC') has  taken
the  position  that,  in  general,  purchased  OTC  options  and  the underlying
securities used to cover written OTC options are illiquid securities. However, a
Portfolio may treat as  liquid the underlying securities  used to cover  written
OTC  options, provided  it has arrangements  with certain  qualified dealers who
agree that the Portfolio may repurchase any option it writes for a maximum price
to be calculated  by a  predetermined formula. In  these cases,  the OTC  option
itself  would  only  be  considered  illiquid to  the  extent  that  the maximum
repurchase price under the formula exceeds the intrinsic value of the option.
 
     FUTURES CONTRACTS  AND OPTIONS  ON FUTURES  CONTRACTS. The  Portfolios  are
permitted  to enter  into futures and  options transactions and  may purchase or
sell futures contracts and purchase put and call options, including put and call
options on futures contracts. Futures contracts  obligate the buyer to take  and
the  seller to  deliver at  a future  date a  specified quantity  of a financial
instrument or an  amount of cash  based on the  value of a  securities index  or
financial instrument. Currently, futures contracts are
 
- ------------
   
     *  Unless otherwise noted, references to the  Adviser in the context of the
International Equity Portfolio, the  Small Cap Portfolio,  the Large Cap  Growth
Portfolio  and the  High Yield  Bond Portfolio refer  to the  Adviser and/or the
Sub-Adviser, as appropriate.
    
 
                                     SAI-8
 
<PAGE>
<PAGE>

available on  various  types  of  fixed-income  securities  including,  but  not
limited,  to U.S.  Treasury bonds, notes  and bills,  Eurodollar certificates of
deposit and on indices of fixed income and equity securities.
 
     Unlike a futures  contract, which requires  the parties to  buy and sell  a
security  or make  a cash  settlement payment  based on  changes in  a financial
instrument or  securities  index on  an  agreed date,  an  option on  a  futures
contract  entitles its holder  to decide on  or before a  future date whether to
enter into such a contract.  If the holder decides  not to exercise its  option,
the  holder may  close out  the option position  by entering  into an offsetting
transaction or  may decide  to let  the option  expire and  forfeit the  premium
thereon. The purchaser of an option on a futures contract pays a premium for the
option  but makes no  initial margin payments  or daily payments  of cash in the
nature of 'variation' margin payments to reflect the change in the value of  the
underlying contract as does a purchaser or seller of a futures contract.
 
     The  seller of an option on a futures contract receives the premium paid by
the purchaser and may be  required to pay initial  margin. Amounts equal to  the
initial  margin and any additional collateral  required on futures contracts and
on any  options  on futures  contracts  sold by  a  Portfolio are  paid  by  the
Portfolio  into  a segregated  account, in  the name  of the  Futures Commission
Merchant, as required by the 1940 Act and the SEC's interpretations  thereunder.
To  the extent a  Portfolio may trade  in futures and  options therein involving
foreign securities,  such  transactions  may  be  effected  according  to  local
regulations and business customs.
 
     COMBINED  POSITIONS.  The  Portfolios  may purchase  and  write  options in
combination  with  each  other,  or  in  combination  with  futures  or  forward
contracts,  to  adjust  the  risk  and  return  characteristics  of  the overall
position. For example,  the Portfolios  may write a  call option  at one  strike
price and buy a call option at a lower price, in order to reduce the risk of the
written  call  option in  the  event of  a  substantial price  increase. Because
combined positions involve  multiple trades, they  result in higher  transaction
costs and may be more difficult to open and close out.
 
     CORRELATION  OF PRICE CHANGES. Because there  are a limited number of types
of exchange-traded  options  and  futures  contracts,  it  is  likely  that  the
standardized  options and futures  contracts available will  not exactly match a
Portfolio's current  or  anticipated  investments. A  Portfolio  may  invest  in
options  and  futures  contracts  based on  securities  with  different issuers,
maturities, or other characteristics from  the securities in which it  typically
invests,  which involves a  risk that the  options or futures  position will not
track the performance of the Portfolio's other investments.
 
     Options and futures contracts  prices can also diverge  from the prices  of
their  underlying  instruments, even  if  the underlying  instruments  match the
Portfolio's investments well. Options and futures contracts prices are  affected
by such factors as current and anticipated short-term interest rates, changes in
volatility of the underlying instrument, and the time remaining until expiration
of  the contract, which may  not affect security prices  the same way. Imperfect
correlation may also result from differing  levels of demand in the options  and
futures  markets and the securities markets,  from structural differences in how
options and futures and securities are traded, or from imposition of daily price
fluctuation limits or trading  halts. A Portfolio may  purchase or sell  options
and  futures contracts  with a  greater or lesser  value than  the securities it
wishes to hedge or  intends to purchase  in order to  attempt to compensate  for
differences in volatility between the contract and the securities, although this
may not be successful in all cases. If price changes in a Portfolio's options or
futures  positions  are  poorly  correlated  with  its  other  investments,  the
positions may fail to produce anticipated gains or result in losses that are not
offset by gains in other investments.
 
     LIQUIDITY OF OPTIONS AND FUTURES CONTRACTS. There is no assurance a  liquid
market  will  exist  for  any  particular  option  or  futures  contract  at any
particular time even  if the  contract is traded  on an  exchange. In  addition,
exchanges  may establish daily price fluctuation  limits for options and futures
contracts and may halt trading if a contract's price moves up or down more  than
the  limit in a given  day. On volatile trading  days when the price fluctuation
limit is  reached or  a trading  halt is  imposed, it  may be  impossible for  a
Portfolio  to enter into new  positions or close out  existing positions. If the
market for  a contract  is not  liquid because  of price  fluctuation limits  or
otherwise,  it could  prevent prompt  liquidation of  unfavorable positions, and
could potentially  require a  Portfolio to  continue to  hold a  position  until
delivery  or expiration  regardless of  changes in its  value. As  a result, the
Portfolio's access to other assets
 
                                     SAI-9
 
<PAGE>
<PAGE>

held to  cover its  options or  futures positions  could also  be impaired.  See
'Exchange  Traded and  Over-the-Counter Options' above  for a  discussion of the
liquidity of options not traded on an exchange.
 
     POSITION LIMITS.  Futures exchanges  can limit  the number  of futures  and
options  on futures contracts that can be held or controlled by an entity. If an
adequate exemption  cannot  be obtained,  a  Portfolio  or the  Adviser  may  be
required  to reduce the size of its futures  and options positions or may not be
able to trade a certain futures or options contract in order to avoid  exceeding
such limits.
 
     ASSET  COVERAGE FOR FUTURES CONTRACTS AND OPTIONS POSITIONS. The Portfolios
intend to  comply  with Section  4.5  of  the regulations  under  the  Commodity
Exchange  Act, which limits the extent to which a Portfolio can commit assets to
initial margin deposits and  option premiums. In  addition, the Portfolios  will
comply  with  guidelines established  by  the SEC  with  respect to  coverage of
options and futures contracts by mutual funds, and if the guidelines so require,
will set aside appropriate  liquid assets in a  segregated custodial account  in
the  amount prescribed. Securities  held in a segregated  account cannot be sold
and will be considered illiquid securities while the futures contract or  option
is  outstanding,  unless they  are  replaced with  other  suitable assets.  As a
result, there is a possibility that the  segregation of a large percentage of  a
Portfolio's  assets could impede portfolio management or the Portfolio's ability
to meet redemption requests or other current obligations.
 
INVESTMENT RESTRICTIONS
 
     The Funds  have  adopted  the  following  fundamental  and  non-fundamental
investment restrictions (as defined and distinguished below); to the extent that
a  fundamental policy  and non-fundamental  policy apply  to a  given investment
activity or strategy, the more restrictive policy shall govern.
 
     FUNDAMENTAL INVESTMENT RESTRICTIONS. The investment restrictions below have
been  adopted  by  the  Company's  Board  of  Directors  (the  'Board'  or   the
'Directors')   with  respect  to  each  Fund   and  by  the  Trustees  for  each
corresponding  Portfolio.  Except  where   otherwise  noted,  these   investment
restrictions  are 'fundamental' policies  which, under the 1940  Act, may not be
changed without the 'vote of a majority of the outstanding voting securities' of
the Fund or the Portfolio, as applicable,  to which they relate. The 'vote of  a
majority  of the outstanding voting securities' under the 1940 Act is the lesser
of (a) 67% or more of the  voting securities present at a shareholders'  meeting
if the holders of more than 50% of the outstanding voting securities are present
or  represented  by  proxy  or  (b) more  than  50%  of  the  outstanding voting
securities. Except as described below, whenever a Fund is requested to vote on a
change  in  the  fundamental   investment  restrictions  of  its   corresponding
Portfolio,  the Company will hold a meeting  of that Fund's shareholders and the
Company will cast that Fund's votes in the Portfolio in proportion to the  votes
cast  by that Fund's shareholders. However,  subject to applicable statutory and
regulatory requirements, a  Fund would not  request a vote  of its  shareholders
with  respect to (a) any proposal relating to its corresponding Portfolio, which
proposal, if made with respect  to the Fund, would not  require the vote of  the
shareholders of the Fund, or (b) any proposal with respect to the Portfolio that
is  identical in all  material respects to  a proposal that  has previously been
approved by shareholders of the Fund.  Any proposal submitted to holders in  the
Portfolio,  and that is not required to be voted on by shareholders of the Fund,
would nevertheless be voted on by the Trustees of the Fund.
 
     The investment restrictions  of each Fund  and its corresponding  Portfolio
are  identical, unless otherwise  specified. Accordingly, references  below to a
Fund also  include  that  Fund's  corresponding  Portfolio  unless  the  context
requires  otherwise;  similarly,  references  to a  Portfolio  also  include the
corresponding Fund  unless  the  context  requires otherwise.  As  a  matter  of
fundamental policy, each Fund and Portfolio may not:
 
1.    Borrow  money, except from  banks for extraordinary  or emergency purposes
      and then only in amounts up to one-third of the value of its total  assets
      (including  the  amount  borrowed), less  liabilities  (not  including the
      amounts borrowed), or mortgage, pledge, or hypothecate any assets,  except
      in   connection  with  any  permitted   borrowing  or  reverse  repurchase
      agreements (see  Investment  Restriction  No. 7).  It  will  not  purchase
      securities  while  borrowings  (including  reverse  repurchase agreements)
      exceed 5% of its net assets;  provided, however, that it may increase  its
      interest  in  an  open-end  management investment  company  with  the same
      investment objective and
 
                                     SAI-10
 
<PAGE>
<PAGE>

      restrictions while such  borrowings are outstanding  and provided  further
      that  for purposes of  this restriction, short-term  credits necessary for
      the  clearance  of  transactions  are  not  considered  borrowings.   This
      borrowing  provision facilitates the orderly sale of portfolio securities,
      for example, in the event of  abnormally heavy redemption requests and  is
      not  for  investment  purposes. Collateral  arrangements  for  premium and
      margin payments in connection with  its hedging activities are not  deemed
      to be a pledge of assets;
 
2.    Purchase  the securities of an issuer if, immediately after such purchase,
      it owns more than 10% of the outstanding voting securities of such issuer;
      provided, however, that a  Fund may invest all  or part of its  investable
      assets  in  an  open-end  management  investment  company  with  the  same
      investment objective  and restrictions.  This  limitation also  shall  not
      apply to investments of up to 25% of its total assets;
 
3.    Purchase  the  securities  or  other obligations  of  any  one  issuer if,
      immediately after such purchase,  more than 5% of  the value of its  total
      assets  would be  invested in securities  or other obligations  of any one
      such issuer; provided, however, that a Fund may invest all or part of  its
      investable  assets in an  open-end management investment  company with the
      same investment  objective and  restrictions.  This limitation  shall  not
      apply  to  securities issued  or guaranteed  by  the U.S.  Government, its
      agencies or instrumentalities or to investments of up to 25% of its  total
      assets;
 
4.    Purchase  securities  or  other obligations  of  issuers  conducting their
      principal business activity  in the  same industry  if, immediately  after
      such  purchase the value of its  investments in such industry would exceed
      25% of the value of its total  assets; provided, however, that a Fund  may
      invest  all or  part of  its investable  assets in  an open-end management
      investment company with  the same investment  objective and  restrictions.
      For  purposes of industry concentration, there is no percentage limitation
      with respect to investments in U.S. Government securities;
 
5.    Make loans, except  through the  purchase or holding  of debt  obligations
      (including  privately placed  securities) or  by entering  into repurchase
      agreements or loans of portfolio securities;
 
   
6.    Purchase or  sell real  estate, commodities  or commodities  contracts  or
      options  thereon (except  for its  interest in  hedging and  certain other
      activities as  described under  'Investment Objective(s)  and  Policies'),
      interests  in  oil, gas,  or mineral  exploration or  development programs
      (including limited  partnerships). In  addition, neither  the U.S.  Equity
      Portfolio,  the International  Equity Portfolio, the  Small Cap Portfolio,
      the Large Cap Growth Portfolio may  purchase or sell real estate  mortgage
      loans.  The Bond  Portfolio and  High Yield  Bond Portfolio,  however, may
      purchase debt obligations secured by interests in real estate or issued by
      companies that invest in real  estate or interests therein including  real
      estate   investment  trusts   ('REITs');  and   the  International  Equity
      Portfolio, the  U.S. Equity  Portfolio, the  Small Cap  Portfolio and  the
      Large   Cap  Growth  Portfolio  may  purchase  the  equity  securities  or
      commercial paper  issued  by  companies  that invest  in  real  estate  or
      interests therein, including REITs;
    
 
7.    Issue  any senior security, except as appropriate to evidence indebtedness
      that it is permitted to incur pursuant to Investment Restriction No. 1 and
      except that it may enter into reverse repurchase agreements, provided that
      the  aggregate  of   senior  securities,   including  reverse   repurchase
      agreements,  shall not exceed  one-third of the market  value of its total
      assets (including  the  amounts  borrowed),  less  liabilities  (excluding
      obligations created by such borrowings and reverse repurchase agreements).
      Hedging  activities as described in 'Investment Objective(s) and Policies'
      shall not be considered senior securities for purposes hereof; or
 
8.    Act as an underwriter of securities.
 
     NON-FUNDAMENTAL  INVESTMENT  RESTRICTIONS  --  ALL  FUNDS.  The  investment
restrictions  described below are non-fundamental policies  of each Fund and its
corresponding Portfolio, and may  be changed by  their respective Directors  and
Trustees without shareholder approval. These non-fundamental investment policies
provide that neither a Fund nor a Portfolio may:
 
 1.    borrow  money  (including  through  reverse  repurchase  or  forward roll
       transactions) for any purpose in excess of 5% of the Fund's total  assets
       (taken  at  cost),  except that  the  Fund  may borrow  for  temporary or
       emergency purposes up to 1/3 of its assets;
 
                                     SAI-11
 
<PAGE>
<PAGE>

 2.    pledge, mortgage or hypothecate for any  purpose in excess of 10% of  the
       Fund's  total assets  (taken at  market value),  provided that collateral
       arrangements with respect to options  and futures, including deposits  of
       initial  deposit and variation margin,  and reverse repurchase agreements
       are not considered a pledge of assets for purposes of this restriction;
 
 3.    purchase any security or evidence  of interest therein on margin,  except
       that  such short-term  credit as  may be  necessary for  the clearance of
       purchases and  sales  of  securities  may be  obtained  and  except  that
       deposits  of  initial  deposit  and  variation  margin  may  be  made  in
       connection with the purchase, ownership, holding or sale of futures;
 
 4.    sell securities it does not own such that the dollar amount of such short
       sales at any one time exceeds 25% of the net equity of the Fund, and  the
       value  of securities of any one issuer in which the Fund is short exceeds
       the lesser of 2.0% of the value of  the Fund's net assets or 2.0% of  the
       securities of any class of any U.S. issuer, and provided that short sales
       may be made only in those securities which are fully listed on a national
       securities  exchange  or  a  foreign exchange  (This  provision  does not
       include the sale of securities  the Fund contemporaneously owns or  where
       the Fund has the right to obtain securities equivalent in kind and amount
       to  those sold,  i.e., short  sales against  the box.)  (The Fund  has no
       current intention to engage in short selling.);
 
 5.    invest for the purpose of exercising control or management;
 
 6.    purchase securities issued by any  investment company except by  purchase
       in  the open market where no commission  or profit to a sponsor or dealer
       results from such purchase other than the customary broker's  commission,
       or except when such purchase, though not made in the open market, is part
       of  a plan of merger or consolidation; provided, however, that securities
       of any investment  company will  not be purchased  for the  Fund if  such
       purchase  at the time thereof would cause (a) more than 10% of the Fund's
       total assets  (taken  at the  greater  of cost  or  market value)  to  be
       invested  in the  securities of  such issuers;  (b) more  than 5%  of the
       Fund's total assets (taken at the greater of cost or market value) to  be
       invested  in  any one  investment company;  or  (c) more  than 3%  of the
       outstanding voting securities of any such issuer to be held for the Fund;
       provided further that, except in the  case of a merger or  consolidation,
       the  Fund shall  not purchase any  securities of  any open-end investment
       company unless (1)  the Fund's investment  adviser waives the  investment
       advisory fee with respect to assets invested in other open-end investment
       companies and (2) the Fund incurs no sales charge in connection with that
       investment;
 
 7.    invest  more than 10% of the Fund's total assets (taken at the greater of
       cost or market value) in securities (excluding Rule 144A securities) that
       are restricted as to resale under the Securities Act;
 
   
 8.    (except for the Small Cap Fund, Large Cap Growth Fund and High Yield Bond
       Fund) invest more than 15% of the Fund's net assets (taken at the greater
       of cost or market value) in  securities that are issued by issuers  which
       (including  predecessors) have  been in  operation less  than three years
       (other than U.S. Government securities), provided, however, that no  more
       than  5% of the Fund's total assets  are invested in securities issued by
       issuers which (including predecessors) have  been in operation less  than
       three years;
    
 
 9.    invest  more than 15% of  the Fund's net assets  (taken at the greater of
       cost or market  value) in  securities that  are illiquid  or not  readily
       marketable  excluding (a) Rule 144A  securities that have been determined
       to be liquid by the Board of  Trustees; and (b) commercial paper that  is
       sold  under Section 4(2) of  the Securities Act which:  (i) is not traded
       flat or in default as to interest or principal; and (ii) is rated in  one
       of  the  two highest  categories by  at  least two  nationally recognized
       statistical rating organizations  and the Fund's  Board of Directors  has
       determined the commercial paper to be liquid; or (iii) is rated in one of
       the  two  highest  categories by  one  nationally  recognized statistical
       rating agency and the Fund's Board  of Directors has determined that  the
       commercial paper is of equivalent quality and is liquid;
 
   
10.    (except for the Small Cap Fund, Large Cap Growth Fund and High Yield Bond
       Fund)  invest in  securities issued by  an issuer any  of whose officers,
       directors, trustees or security holders is an officer or Director of  the
       Fund, or is an officer or director of the Adviser*, if after the purchase
       of the securities of such issuer for the Fund one or more of such persons
       own beneficially more than
    
 
                                     SAI-12
 
<PAGE>
<PAGE>

       1/2 of 1%  of  the shares or  securities,  or  both, all  taken at market
       value, of such issuer,  and such persons  owning more  than 1/2  of 1% of
       such  shares  or  securities  together own  beneficially more than 5%  of
       such shares or securities, or both, all taken at market value;
 
   
11.    invest in warrants (other than warrants acquired by the Fund as part of a
       unit or attached to securities at the time of purchase) if, as a  result,
       the  investments (valued at the lower of  cost or market) would exceed 5%
       of the value of the Fund's net assets or (except for the Small Cap  Fund,
       Large  Cap Growth Fund  and High Yield  Bond Fund) if,  as a result, more
       than 2% of the Fund's net assets would be invested in warrants not listed
       on a recognized United  States or foreign stock  exchange, to the  extent
       permitted by applicable state securities laws;
    
 
12.    write  puts  and  calls  on  securities  unless  each  of  the  following
       conditions are met: (a) the security underlying the put or call is within
       the investment  policies of  the Fund  and the  option is  issued by  the
       Options  Clearing Corporation, except for put  and call options issued by
       non-U.S.  entities  or  listed  on  non-U.S.  securities  or  commodities
       exchanges; (b) the aggregate value of the obligations underlying the puts
       determined as of the date the options are sold shall not exceed 5% of the
       Fund's net assets; (c) the securities subject to the exercise of the call
       written  by the Fund  must be owned by  the Fund at the  time the call is
       sold and must continue to  be owned by the Fund  until the call has  been
       exercised, has lapsed, or the Fund has purchased a closing call, and such
       purchase  has been confirmed, thereby extinguishing the Fund's obligation
       to deliver securities pursuant to  the call it has  sold; and (d) at  the
       time a put is written, the Fund establishes a segregated account with its
       custodian  consisting of  cash or  short-term U.S.  Government securities
       equal in value  to the  amount the  Fund will  be obligated  to pay  upon
       exercise  of the put  (this account must  be maintained until  the put is
       exercised, has expired, or the Fund has purchased a closing put, which is
       a put of the same series as the one previously written);
 
13.    buy and sell puts and calls on securities, stock index futures or options
       on stock  index futures,  or financial  futures or  options on  financial
       futures  unless:  (a)  the options  or  futures are  offered  through the
       facilities of  a  national securities  association  or are  listed  on  a
       national  securities  or commodities  exchange, except  for put  and call
       options issued by non-U.S. entities  or listed on non-U.S. securities  or
       commodities  exchanges;  (b)  the  aggregate premiums  paid  on  all such
       options which are held at any time do not exceed 20% of the Fund's  total
       net  assets;  (c)  the aggregate  margin  deposits required  on  all such
       futures or options  thereon held  at any  time do  not exceed  5% of  the
       Fund's  total assets; and (d) such activities are permitted by Regulation
       4.5 under the Commodity Exchange Act; and
 
   
14.    (except for the Small Cap Fund, Large Cap Growth Fund and High Yield Bond
       Fund) distribute securities that are not readily marketable to  residents
       of the State of Arizona when effecting redemptions in kind.
    
 
     ALL FUNDS. There will be no violation of any investment restriction if that
restriction  is  complied  with  at  the  time  the  relevant  action  is  taken
notwithstanding a later change in market value of an investment, in net or total
assets, in the securities rating of the investment or any other later change.
 
DIRECTORS AND TRUSTEES
 
DIRECTORS
 
     The Company's Board consists of three  directors. The same persons who  are
the  Company's Directors are  also the Trust's Trustees.  The Company's Board is
responsible for  the  overall management  of  the Fund,  including  the  general
supervision  and review  of its investment  activities. The  Company's Board, in
turn, elects the officers of the Company. Similarly, the Trustees, as such,  are
responsible  for  the overall  management of  the  Trust, including  the general
supervision and review of its investment activities. The officers of the Company
hold  similar   positions   with  the   Trust   with  substantially   the   same
responsibilities.  The  addresses  and principal  occupations  of  the Company's
Director's and officers and the Trust's Trustees and officers are listed  below.
As  of March 7, 1997, the Directors and officers of the Company owned of record,
as a group, less than 1% of the  outstanding shares of the Company. None of  the
Trustees  or Directors or officers receives compensation from the Company or the
Trust exceeding $60,000 per fiscal
 
                                     SAI-13
 
<PAGE>
<PAGE>

year. Every Director who  is an 'Interested Person'  (within the meaning of  the
1940 Act) of the Company is also an 'Interested Person' of the Trust. Similarly,
every  Director  who is  not an  'Interested Person'  of the  Company is  not an
'Interested Person' of the Trust.
 
   
<TABLE>
<CAPTION>
                                     POSITION
                                     WITH THE
     NAME, ADDRESS AND AGE           COMPANY          PRINCIPAL OCCUPATIONS DURING THE LAST FIVE YEARS
- --------------------------------   ------------  -----------------------------------------------------------
<S>                                <C>           <C>
Dr. HansPeter Lochmeier*           Chairman of   UBS  Investor  Portfolios  Trust  (mutual  fund),   Trustee
1345 Avenue of the Americas        the Board     (February   1996-Present);   Union   Bank   of  Switzerland
New York, NY 10105                               (Investment Services Department), Division Head.
Age: 55
Timothy M. Spicer, CPA             Director      UBS Investor  Portfolios  Trust,  Trustee  (February  1996-
1345 Avenue of the Americas                      Present);  San  Francisco Sentry  Investment Group  (a west
New York, NY 10105                               coast  investment  adviser   and  venture  capital   firm),
Age: 47                                          President   and  Chief  Operating  Officer  (1995-Present);
                                                 Ensemble  Information  Systems  (software  and   electronic
                                                 information  provider), Co-Founder,  Chairman of  the Board
                                                 and Chief Executive Officer (1990-Present); Amanda  Venture
                                                 Investors  (AVI)  (a  San Francisco  based  venture capital
                                                 firm), Managing Partner (1995-Present); CoreLink  Resources
                                                 (provides  mutual fund related services to small and medium
                                                 sized banks), Director (1993-1996); PM Squared (health care
                                                 information  service  company),  Director   (1996-Present);
                                                 Arcxel   Technologies  (fibre-channel   company),  Director
                                                 (1996-Present); Smith  &  Hawken (mail  order  supplier  of
                                                 gardening tools and clothing), Director and Chief Financial
                                                 Officer  (1990-1992); Concord Holding Corporation (provides
                                                 distribution and administrative services to mutual  funds),
                                                 Director    (1989-1995);    active    in   civic/charitable
                                                 organizations in  the  San Francisco  Bay  area,  including
                                                 Pacific Swimming, Big Brothers/Big Sisters and United Way.
Peter Lawson-Johnston              Director      UBS  Investor  Portfolios  Trust,  Trustee  (February 1996-
1345 Avenue of the Americas                      Present); Zemex Corporation (mining), Chairman of the Board
New York, NY 10105                               and Director  (1990-Present);  The  McGraw-Hill  Companies,
Age: 70                                          Inc.  (publishing), Director  (1990-1997); National Review,
                                                 Inc.  (publishing),  Director  (1990-Present);   Guggenheim
                                                 Brothers  (real  estate  --  venture  capital partnership),
                                                 Senior   Partner   (1990-Present);   Elgerbar   Corporation
                                                 (holding  company), President  and Director (1990-Present);
                                                 The  Solomon   R.  Guggenheim   Foundation  (operates   the
                                                 Guggenheim  Museums in  New York  and the  Peggy Guggenheim
                                                 Collection  in  Venice,   Italy),  President   (1990-1995),
                                                 Chairman   and  Trustee  (1995-Present);  The  Harry  Frank
                                                 Guggenheim Foundation  (charitable organization),  Chairman
                                                 of the Board and Director (1990-Present).
Paul J. Jasinski                   President     Managing   Director,  Investors   Bank  &   Trust  Company,
200 Clarendon Street                             (1990-Present).
Boston, Massachusetts 02116
Age: 50
Nicholas G. Chunias                Treasurer     Director,  Mutual  Fund  Administration  --  Reporting  and
200 Clarendon Street               and Chief     Compliance, Investors Bank & Trust Company, (1996-Present);
Boston, Massachusetts 02116        Financial     Director,  Fund Accounting, Investors Bank & Trust Company,
Age: 32                            Officer       (1993-1996); Account  Supervisor, Coopers  & Lybrand,  LLP,
                                                 (1992-1993).
</TABLE>
    
 
                                     SAI-14
 
<PAGE>
<PAGE>

 
   
<TABLE>
<CAPTION>
                                     POSITION
                                     WITH THE
     NAME, ADDRESS AND AGE           COMPANY          PRINCIPAL OCCUPATIONS DURING THE LAST FIVE YEARS
- --------------------------------   ------------  -----------------------------------------------------------
<S>                                <C>           <C>
Susan C. Mosher                    Secretary     Director,   Mutual   Fund  Administration   --   Legal  and
200 Clarendon Street                             Regulatory, Investors Bank & Trust Company, (1995-Present);
Boston, Massachusetts 02116                      Associate Counsel, 440 Financial Group of Worcester,  Inc.,
Age: 42                                          (1993-1995);  Associate and Partner,  Gallagher, Callahan &
                                                 Gartrell, P.A., (1986-1992).
</TABLE>
    
 
- ------------------------------------
      * 'Interested Person' within the meaning of the 1940 Act.
 
                              COMPENSATION TABLE*
 
   
<TABLE>
<CAPTION>
                                                         PENSION OR                            TOTAL COMPENSATION
                                      AGGREGATE      RETIREMENT BENEFITS       ESTIMATED        FROM COMPANY AND
                                     COMPENSATION    ACCRUED AS PART OF     ANNUAL BENEFITS      FUND COMPLEX**
     NAME OF PERSON, POSITION        FROM COMPANY       FUND EXPENSES       UPON RETIREMENT    PAID TO DIRECTORS
- ----------------------------------   ------------    -------------------    ---------------    ------------------
<S>                                  <C>             <C>                    <C>                <C>
Dr. Lochmeier                                0                0                    0                       0
Chairman of the Board
Mr. Spicer                              $9,000                0                    0                $ 21,000
Director
Mr. Lawson-Johnston                     $9,000                0                    0                $ 21,000
Director
</TABLE>
    
 
- ------------------------------------
      *The Company commenced operations on April 2, 1996, and the noted  amounts
are  therefore for the period from April  2, 1996 through December 31, 1996. The
Directors are also reimbursed  for all reasonable  expenses incurred during  the
execution of their duties.
 
     **The  Fund Complex  consists of  the Company  and UBS  Investor Portfolios
Trust.
 
   
     As of May 16, 1997, the following  owned of record or, to the knowledge  of
management, beneficially owned more than 5% of the outstanding shares of:
    
 
   
          UBS  U.S. Equity  Fund -- Union  Bank of Switzerland,  NY Branch, 1345
     Avenue of the Americas,  New York, NY 10105  (28.91%); C.E. Exley and  S.Y.
     Exley  Tr., u/a/d 8/2/93 C.E. Exley Trust, 2350 Kettering Tower, Dayton, OH
     45423 (9.99%); Investors Bank & Trust  Co. Custodian FBO Norman S.  Lattman
     IRA R/O, 900 Fifth Avenue, Unit 18A, New York, NY 10021 (5.81%).
    
 
   
          UBS  Bond Fund -- Union Bank of Switzerland, NY Branch, 1345 Avenue of
     the Americas,  New York,  NY 10105  (64.74%); Greenco,  213 Market  Street,
     Harrisburg,  PA  17101  (9.25%);  Investors  Bank  &  Trust  Co. Custodian,
     Lawrence Lachman IRA,  104 East  68th Street, APT  5A, New  York, NY  10021
     (5.66%).
    
 
   
          UBS International Equity Fund -- Union Bank of Switzerland, NY Branch,
     1345 Avenue of the Americas, New York, NY 10105 (31.09%).
    
 
   
          UBS  Institutional International Equity  Fund -- Archstone Foundation,
     401 E. Ocean Blvd., Suite 206, Long Beach, CA 90802 (100%).
    
 
   
          The UBS Small Cap Fund, UBS Large  Cap Growth Fund and UBS High  Yield
     Bond Fund had not commenced operations as of May 16, 1997.
    
 
     The Company has no knowledge of any other owners of record of 5% or more of
the  outstanding  shares of  a  Fund. Shareholders  owning  25% or  more  of the
outstanding shares of  a Fund  may take actions  without the  approval of  other
investors in the Fund.
 
INVESTMENT ADVISER AND FUNDS SERVICES AGENT
 
     Pursuant to Investment Advisory Agreements between the Trust and Union Bank
of Switzerland, New York Branch, the Branch serves as the Portfolios' investment
adviser.  Pursuant  to  a  Sub-Advisory Agreement  between  the  Branch  and UBS
International Investment London Limited, UBSII serves as the sub-adviser to  the
International  Equity  Portfolio.  The  Branch, which  operates  out  of offices
located at
 
                                     SAI-15
 
<PAGE>
<PAGE>

1345  Avenue  of  the  Americas,  New  York,  New  York,  is  licensed  by   the
Superintendent  of Banks of the State of New  York under the banking laws of the
State of  New  York  and is  subject  to  state and  federal  banking  laws  and
regulations  applicable to a foreign bank  that operates a state licensed branch
in the United  States. UBSII is  a wholly-owned direct  subsidiary of UBS  Asset
Management  London  Limited, which  is  a direct  subsidiary  of UBS  UK Holding
Limited, which is in  turn a wholly-owned direct  subsidiary of the Bank.  UBSII
was  organized  under the  laws of  the United  Kingdom on  June 19,  1986. (The
Adviser and the  Sub-Adviser are  collectively referred to  as the  'Advisers'.)
Subject  to the supervision of the Trustees, the Adviser, and in the case of the
International  Equity  Portfolio,  UBSII,   makes  the  Portfolios'   day-to-day
investment  decisions, arranges for the  execution of portfolio transactions and
generally  manages   each   Portfolio's   investments   and   provides   certain
administrative services.
 
     The investment advisory services provided by the Advisers to the Portfolios
are  not exclusive under the terms of  the advisory agreements. The Advisers are
free to  and do  render  similar investment  advisory  services to  others.  The
Advisers  serve  as  investment  advisers  to  personal  investors  and  act  as
fiduciaries for  trusts, estates  and  employee benefit  plans. Certain  of  the
assets of trusts and estates under management are invested in common trust funds
for which the Advisers serve as trustees. The accounts managed or advised by the
Advisers  have varying investment  objectives and the  Advisers invest assets of
such accounts in  investments substantially similar  to, or the  same as,  those
which  are expected to  constitute the principal  investments of the Portfolios.
Such accounts are supervised by officers and employees of the Advisers (or their
affiliates) who may also be acting in similar capacities for the Portfolios. See
'Portfolio Transactions'.
 
   
     The Bank has branches, agencies, representative offices and subsidiaries in
Switzerland and in more  than 40 cities outside  Switzerland, including, in  the
United  States,  New  York City,  Houston,  Los  Angeles and  San  Francisco. In
addition to the receipt of  deposits and the making  of loans and advances,  the
Bank,  through its offices and subsidiaries  (including UBSII and UBSAM) engages
in a wide range of banking and financial activities typical of the world's major
international banks,  including  fiduciary, investment  advisory  and  custodial
services   and  foreign  exchange  in  the   United  States,  Swiss,  Asian  and
Euro-capital markets. The Bank is one of the world's leading asset managers  and
has  been active  in New York  City since 1946.  At December 31,  1996, the Bank
(including its consolidated subsidiaries) had total assets of $326.7 billion and
equity capital and reserves of $17.1 billion.
    
 
   
     BOND AND HIGH YIELD  BOND FUNDS. The Adviser's  fixed income analysts  have
extensive  experience in selecting bonds and monitoring their performance. These
analysts review the creditworthiness of individual issuers as well as the  broad
economic trends likely to affect the bond markets.
    
 
   
     U.S.  EQUITY  FUND.  While  many  investment  advisers  evaluate  companies
primarily on their earnings and their  price/earnings ratio, the Adviser uses  a
different investment approach. The Adviser believes that dividend yields, rather
than  earnings, are the best indicators of future performance. Consequently, the
Adviser will select attractively priced stocks with high dividends. In addition,
the Adviser's  analysts  often  meet  with company  managers,  often  contact  a
company's  suppliers, review the business operations and financial statements of
companies and  try to  'get  behind' the  numbers  to gain  a  true sense  of  a
company's value.
    
 
   
     SMALL  CAP AND LARGE CAP GROWTH FUNDS. The Sub-Adviser's portfolio managers
have extensive experience in managing equity portfolios. Based on the investment
objective of  the Fund,  the Sub-Adviser  analyzes equity  securities of  either
small  capitalization growth companies or  large capitalization growth companies
in order  to identify  above average  growth opportunities  for each  respective
Fund.  These opportunities may  be characterized by  the combination of security
valuations (e.g. price relative to earnings and/or cash flow) and above  average
earnings growth expectations.
    
 
   
     INTERNATIONAL  EQUITY  AND  INSTITUTIONAL INTERNATIONAL  EQUITY  FUNDS. The
Sub-Adviser's analysts  have  extensive  experience  in  managing  international
portfolios.  These analysts track  the performance of  more than 1,600 companies
around the world,  and pay particular  attention to the  energy, life  sciences,
technology and financial industries.
    
 
     The  Sub-Adviser is  a registered  investment adviser  under the Investment
Advisers Act of 1940, as amended.
 
                                     SAI-16
 
<PAGE>
<PAGE>

   
     The Prospectus for each of the Funds contains a description of fees payable
to the  Adviser. For  the  period April  2,  1996 (commencement  of  operations)
through  December  31,  1996,  the Bond  Portfolio,  U.S.  Equity  Portfolio and
International Equity Portfolio paid investment advisory fees equal to $0, $0 and
$13,839, respectively. The High  Yield Bond Portfolio,  Small Cap Portfolio  and
Large  Cap Growth  Portfolios had  not commenced  operations as  of December 31,
1996.
    
 
   
     The Branch has voluntarily agreed to waive its fees and reimburse each Fund
and its corresponding Portfolio for  their respective operating expenses to  the
extent  that the operating expenses (excluding  extraordinary items) of the Bond
Fund, High Yield Bond Fund, U.S. Equity Fund, Institutional International Equity
Fund, International  Equity Fund,  Small  Cap Fund  and  Large Cap  Growth  Fund
exceed,  on an annual basis, 0.80%, 0.90%, 0.90%, 0.95%, 1.40%, 1.20% and 1.00%,
respectively, of such Fund's average daily net assets. The Branch may modify  or
discontinue  this expense  limitation at  any time in  the future  with 30 days'
prior notice to the affected Fund. See 'Expenses'. For the period April 2,  1996
(commencement  of operations) through December 31, 1996, UBS reimbursed the Bond
Fund, U.S.  Equity Fund  and  International Equity  Fund for  expenses  totaling
$80,050,   $93,511  and  $52,899,  respectively.   The  High  Yield  Bond  Fund,
Institutional International Equity  Fund, Small  Cap Fund and  Large Cap  Growth
Fund had not commenced operations as of December 31, 1996.
    
 
   
     Pursuant  to  the  Sub-Advisory  Agreements,  the  Sub-Advisers,  under the
supervision of  the Trustees  and the  Adviser, make  the day-to-day  investment
decisions  for the  International Equity, Small  Cap, Large Cap  Growth and High
Yield Bond Portfolios. Under the Sub-Advisory Agreement, the Adviser has  agreed
to  pay the Sub-Adviser a fee, calculated daily and payable monthly, equal on an
annual basis to 0.75% of the International Equity Portfolio's first $20  million
of  average net assets, 0.50% of the next $30 million of average net assets, and
0.40% of average  net assets in  excess of  $50 million. The  Adviser is  solely
responsible for paying this fee to the Sub-Adviser. For the period April 2, 1996
(commencement  of  operations)  through  December  31,  1996,  the  Adviser paid
$154,659 to the Sub-Adviser on behalf of the International Equity Portfolio.
    
 
   
     Under the Sub-Advisory Agreements with UBSAM, the Adviser has agreed to pay
UBSAM a fee, calculated daily and payable  monthly, equal on an annual basis  to
the following percentages of each Portfolio's respective average net assets:
    
 
   
<TABLE>
<S>                                                                     <C>
UBS High Yield Bond Portfolio........................................   0.xx%
UBS Small Cap Portfolio..............................................   0.xx%
UBS Large Cap Growth Portfolio.......................................   0.xx%
</TABLE>
    
 
   
     The  Adviser is solely responsible for  paying this fee to the Sub-Adviser.
The High Yield  Bond, Small  Cap and  Large Cap  Growth Portfolios  had not  yet
commenced operations as of December 31, 1996.
    
 
     The  Investment Advisory  Agreements and  Sub-Advisory Agreement  will each
continue in effect until February 1998, and thereafter will be subject to annual
approval by the Trustees  or the vote  of a majority  of the outstanding  voting
securities  (as defined  in the  1940 Act) of  each Portfolio,  provided that in
either case the continuance also is approved  by a majority of the Trustees  who
are  not interested persons  (as defined in the  1940 Act) of  the Trust by vote
cast in person at a meeting called  for the purpose of voting on such  approval.
The Investment Advisory and Sub-Advisory Agreements will terminate automatically
if  assigned and  are terminable  at any  time without  penalty by  a vote  of a
majority of the Trustees or by a vote  of the holders of a majority (as  defined
in  the 1940  Act) of  the Portfolio's  outstanding shares  on 60  days' written
notice to  the Adviser  or Sub-Adviser  as  applicable. Whenever  a Fund,  as  a
shareholder  of a Portfolio, is  required by the 1940  Act to vote its Portfolio
interest, the Company will hold a  meeting of that Fund's shareholders and  will
vote  its  Portfolio  interests  proportionately as  instructed  by  that Fund's
shareholders.  See  'Organization'.  Each  Investment  Advisory  Agreement   and
Sub-Advisory  Agreement is  also terminable  by the  Adviser or  Sub-Adviser, as
applicable,  on  60  days'  written   notice  to  the  Trust.  See   'Additional
Information'.
 
   
     In  addition to the  above noted investment  advisory services, the Adviser
(but not the Sub-Advisers) also provides certain administrative services to  the
Funds  and  the Portfolios  and,  subject to  the  supervision of  the  Board of
Trustees, as applicable, is responsible for: establishing performance  standards
for  the Funds' and Portfolios' third-party service providers and overseeing and
evaluating the performance
    
 
                                     SAI-17
 
<PAGE>
<PAGE>

of such entities; providing and  presenting quarterly management reports to  the
Directors  and the Trustees; supervising the preparation of reports for Fund and
Portfolio shareholders; and establishing  voluntary expense limitations for  the
Fund and providing any resultant expense reimbursement to the Fund.
 
     These administrative services are provided to the Portfolios by the Adviser
pursuant  to the above discussed  Investment Advisory Agreements. However, these
administrative services are provided to the  Funds pursuant to a Funds  Services
Agreement  between the Adviser and the Company. The Adviser is not entitled to a
fee from  the  Company or  the  Funds under  the  terms of  the  Funds  Services
Agreement.
 
     The  Glass-Steagall Act and other applicable laws generally prohibit banks,
such as Union Bank of Switzerland, from engaging in the business of underwriting
or distributing securities, and  the Board of Governors  of the Federal  Reserve
System  has issued an interpretation to the  effect that under these laws a bank
holding company registered under the federal Bank Holding Company Act or certain
subsidiaries thereof may not sponsor, organize, or control a registered open-end
investment company continuously engaged in the  issuance of its shares, such  as
the  Company.  The  interpretation does  not  prohibit  a holding  company  or a
subsidiary thereof from  acting as investment  adviser or custodian  to such  an
investment  company. The Advisers believe that they may perform the services for
the  Portfolios  and  the  Funds   contemplated  by  the  Investment   Advisory,
Sub-Advisory  and Funds Services Agreements without violating the Glass-Steagall
Act or other applicable  banking laws or regulations.  State laws on this  issue
may  differ  from the  interpretation  of relevant  federal  law, and  banks and
financial institutions may be required to register as dealers pursuant to  state
securities  laws. However, it is possible  that future changes in either federal
or state statutes and regulations concerning the permissible activities of banks
or trust companies, as well as further judicial or administrative decisions  and
interpretations  of present and  future statutes and  regulations, might prevent
these entities from continuing to perform such services.
 
   
     If the  Adviser  or  Sub-Advisers  were  prohibited  from  providing  these
services  to the Funds or the Portfolios,  it is expected that the Directors and
Trustees, as applicable, would recommend  to shareholders that they approve  new
agreements with other qualified service providers.
    
 
   
     ADMINISTRATORS.  The Trust and  the Company employ  Investors Fund Services
(Ireland) Limited  ('IBT  Ireland'), a  subsidiary  of Investors  Bank  &  Trust
Company  ('Investors Bank') and Investors  Bank, respectively, as Administrators
under Administration  Agreements (the  'Administration Agreements')  to  provide
certain  administrative  services.  The  services provided  by  IBT  Ireland and
Investors Bank under the  Administration Agreements include certain  accounting,
clerical  and bookkeeping  services, Blue  Sky (for  the Funds  only), corporate
secretarial services and assistance in the preparation and filing of tax returns
and reports  to shareholders  and  the SEC.  Investors  Bank is  a  wholly-owned
subsidiary  of Investors  Financial Services Corp.,  a publicly-held corporation
and holding company registered under the  Bank Holding Company Act of 1956.  For
its services under the Administration Agreement, each Fund pays Investors Bank a
fee  which is calculated daily  and paid monthly, equal,  on an annual basis, to
0.065% of the Fund's first $100 million  in average daily net assets and  0.025%
of  the next $100 million  in average daily net  assets. Investors Bank does not
receive a  fee from  the Fund  on average  daily net  assets in  excess of  $200
million. For its services under the Administration Agreement, the Portfolio pays
IBT  Ireland a  fee which  is calculated  daily and  paid monthly,  equal, on an
annual basis, to 0.07%  of the Portfolio's first  $100 million in average  daily
net  assets and  0.05% of the  assets in  excess of $100  million. IBT Ireland's
principal offices are located at Deloitte & Touche House, 29 Earlsfort  Terrace,
Dublin  2,  Ireland.  Investors  Bank's principal  offices  are  located  at 200
Clarendon Street, Boston, Massachusetts 02116.
    
 
     During the period April 2, 1996 (commencement of operations) through  March
13,  1997, Signature  Broker-Dealer Services,  Inc. ('Signature')  and Signature
Financial Group (Grand Cayman)  Ltd. served as  Administrators to the  Portfolio
and  Company, respectively.  During the  period April  2, 1996  (commencement of
operations) through December 31, 1996, the Bond Portfolio, U.S. Equity Portfolio
and  International  Equity  Portfolio  paid  Signature  administrative  fees  of
$14,594, $7,036 and $11,712, respectively, while the Bond Fund, U.S. Equity Fund
and  International  Equity Fund  paid Signature  administrative fees  of $1,526,
$2,593 and $4,131, respectively.
 
                                     SAI-18
 
<PAGE>
<PAGE>

   
     The Administration Agreements may be renewed or amended by the Directors or
Trustees, as applicable, without shareholder vote. The Administration Agreements
are terminable  at any  time without  penalty by  a vote  of a  majority of  the
Directors  or Trustees, as applicable, on not  less than 60 days' written notice
to the other party.  The Administrators may subcontract  for the performance  of
their  obligations under  the Administration  Agreements with  the prior written
consent of  the  Directors  or  Trustees, as  applicable.  If  an  Administrator
subcontracts all or a portion of its duties to another party, that Administrator
shall   be  fully   responsible  for  the   acts  and  omissions   of  any  such
subcontractor(s) as it would be for its own acts or omissions.
    
 
DISTRIBUTOR
 
   
     DISTRIBUTOR. Pursuant to a Distribution Agreement, First Fund Distributors,
Inc.  (the  'Distributor')  serves  as  the  distributor  of  Fund  shares.  The
Distributor  is a broker-dealer registered  with the SEC and  is a member of the
National Association of  Securities Dealers, Inc.  ('NASD'). The Distributor  is
authorized  by the NASD to act as a mutual fund underwriter and distributor. The
principal offices of  the Distributor  are located  at 4455  E. Camelback  Road,
Phoenix,  Arizona 85018. The Distributor does not  receive a fee pursuant to the
terms of the  Distribution Agreement, but  receives compensation from  Investors
Bank.
    
 
CUSTODIAN
 
   
     Investors  Bank (the 'Custodian'),  whose principal offices  are located at
200 Clarendon Street, Boston, Massachusetts  02116, serves as the custodian  and
transfer  and  dividend  disbursing  agent for  the  Funds  and  the Portfolios.
Pursuant to  the  Custodian  Agreements  with  the  Trust,  on  behalf  of  each
Portfolio, and the Company, on behalf of each Fund, the Custodian is responsible
for  maintaining the  books and  records of  portfolio transactions  and holding
portfolio securities and cash. As transfer agent and dividend disbursing  agent,
the  Custodian  is responsible  for  maintaining account  records  detailing the
ownership of  Portfolio and  Fund interests  and for  crediting income,  capital
gains and other changes in share ownership to investors' accounts. The Custodian
will  perform  its  duties  as  the  Portfolios'  transfer  agent  and  dividend
disbursing agent from its offices located at 1 First Canadian Place, Suite 2800,
Toronto, Ontario  M5X1C8, while  its duties  as the  Funds' transfer  agent  and
dividend  disbursing  agent will  be  performed at  its  offices located  at 200
Clarendon Street,  Boston,  Massachusetts  02116. Each  Fund  and  Portfolio  is
responsible  for  its  proportionate  share of  the  Company's  and  Trust's, as
applicable, transfer agency, custodial and dividend disbursement fees.
    
 
SHAREHOLDER SERVICES
 
     The Company  (excluding UBS  Institutional International  Equity Fund)  has
entered  into a shareholder  servicing agreement with the  Branch, and may enter
into additional  shareholder servicing  agreements with  one or  more  financial
institutions  (together  with the  Branch,  'Eligible Institutions')  such  as a
federal or state-chartered bank, trust company, savings and loan association  or
savings   bank,  or  broker-dealer.  Pursuant   to  each  shareholder  servicing
agreement,  an  Eligible  Institution,  as  agent  for  its  customers  who  are
purchasing  shares  of the  Fund, will  perform  shareholder services  for these
investors, which  include  performing  shareholder  account  administrative  and
servicing  functions, such as  answering inquiries regarding  account status and
history, the manner in which purchases and redemptions of shares may be made and
certain  other  matters  pertaining  to   each  Fund,  assisting  customers   in
designating  and changing dividend options,  account designations and addresses,
providing necessary personnel and facilities to coordinate the establishment and
maintenance of shareholder accounts and records with the Funds' Distributor  and
transfer  agent, assisting investors seeking to  purchase or redeem Fund shares,
arranging for  the  wiring or  other  transfer of  funds  to and  from  customer
accounts  in connection with orders to purchase or redeem Fund shares, verifying
purchase and  redemption orders,  transfers among  and changes  in accounts  and
providing  other related services.  In return for these  services, each Fund has
agreed to pay each Eligible Institution a fee equal on an annual basis to  0.25%
of  the average daily net assets of such  Fund represented by shares of the Fund
owned during the  period for which  payment is  being made by  customers of  the
Eligible   Institution.  For   the  period   April  2,   1996  (commencement  of
 
                                     SAI-19
 
<PAGE>
<PAGE>

operations) through December 31, 1996, the shareholder service fee for the  Bond
Fund, U.S. Equity Fund and International Equity Fund amounted to $7,632, $12,965
and $20,658, respectively, all of which were waived.
 
   
     As  discussed under  'Investment Adviser and  Shareholder Servicing Agent',
the Glass-Steagall  Act and  other  applicable laws  and regulations  limit  the
activities  of  bank  holding companies  and  certain of  their  subsidiaries in
connection with registered open-end investment companies. The activities of  the
Branch  under  the  Shareholder  Servicing  Agreement,  the  Investment Advisory
Agreement and  the  Funds Services  Agreement  and  UBSII and  UBSAM  under  the
Sub-Advisory Agreements, may raise issues under these laws. However, the Branch,
UBSII  and UBSAM believe that  they may properly perform  these services and the
other activities described herein and in the Prospectuses without violating  the
Glass-Steagall Act or other applicable banking laws or regulations.
    
 
   
     If  the  Branch,  UBSII  or  UBSAM  were  prohibited  from  providing their
respective  services  under  the  above  noted  agreements,  the  Directors  and
Trustees, as applicable, would seek an alternative provider of such services. In
such  an event, changes  in the operation  of the Funds  or the Portfolios might
occur and shareholders might  not receive the same  level of service  previously
provided by the Branch, UBSII and UBSAM.
    
 
INDEPENDENT ACCOUNTANTS
 
   
     The  Company's  and  the  Trust's  independent  accounting  firm  is  Price
Waterhouse LLP, 1177 Avenue of the Americas, New York, New York 10036. The  U.S.
firm  of Price  Waterhouse is a  Registered Limited  Liability Partnership (LLP)
under the laws of the  State of Delaware. Price  Waterhouse LLP will conduct  an
annual  audit of the financial statements of  each Fund and Portfolio, assist in
the review and filing of the federal  and state income tax returns of the  Funds
and  Portfolios  and consult  with the  Funds  and Portfolios  as to  matters of
accounting and federal and state income taxation.
    
 
EXPENSES
 
     Each  Fund  and  Portfolio  is  responsible  for  the  fees  and   expenses
attributable  to it. Each Fund will bear its proportionate share of the expenses
in its corresponding Portfolio.
 
     The Branch has voluntarily agreed to limit the total operating expenses  of
each Fund (including each Fund's proportionate share of the expenses incurred by
its  corresponding Portfolio), excluding ordinary expenses, as set forth in each
Fund's Prospectus  under  the  caption  'Expenses'. The  Branch  may  modify  or
discontinue  this fee waiver  and expense limitation  at any time  in the future
with 30 days'  prior notice  to the  affected Fund.  For additional  information
regarding waivers or expense subsidies, see 'Management' in the Prospectus.
 
PURCHASE OF SHARES
 
     Investors  may purchase Fund  shares as described  in each Prospectus under
'Purchase of Shares.' Fund shares are sold on a continuous basis without a sales
charge at the  net asset  value per  share next  determined after  receipt of  a
purchase order.
 
   
     For  each  Fund except  the  Institutional International  Equity  Fund, the
minimum investment requirement for certain  retirement plans such as  Individual
Retirement  Accounts ('IRAs'), Self-Employed  Retirement Plans ('SERPs'), 401(k)
Plans and other tax-deferred plans is $2,000. The minimum investment requirement
for all subsequent investments is  $500. The minimum investment requirement  for
accounts  established  for the  benefit  of minors  under  the 'Uniform  Gift to
Minor's Act' is $5,000.  The minimum investment  requirement for all  subsequent
investments  is $1,000. The minimum investment  requirement for employees of the
Bank and its affiliates is $5,000. The minimum subsequent investment is  $1,000.
These  minimum investment requirements  may be waived  at the Fund's discretion.
The Institutional  International Equity  Fund has  not adopted  special  minimum
investment requirements for retirement plans.
    
 
                                     SAI-20
 
<PAGE>
<PAGE>

     In  addition, the minimum investment requirements may be met by aggregating
the investments of related shareholders.  A 'related shareholder' is limited  to
an  immediate family member,  including mother, father,  spouse, child, brother,
sister and grandparent and includes step and adoptive relationships.
 
     Each Fund may, at its own option, accept securities in payment for  shares.
The securities tendered are valued by the methods described in 'Net Asset Value'
as  of the day the  Fund shares are purchased. This  is a taxable transaction to
the investor. Securities may be accepted in payment for shares only if they are,
in the  judgment of  the  Advisers, appropriate  investments for  the  Portfolio
corresponding  to that  Fund. In  addition, securities  accepted in  payment for
shares must: (i)  meet the  investment objective  and policies  of the  relevant
Portfolio; (ii) be acquired by the Fund for investment and not for resale (other
than for resale to the corresponding Portfolio); (iii) be liquid securities that
are not restricted as to transfer either by law or by market liquidity; and (iv)
have a value that is readily ascertainable, as evidenced by a listing on a stock
exchange, over-the-counter market or by readily available market quotations from
a dealer in such securities. Each Fund reserves the right to accept or reject at
its own option any and all securities offered in payment for its shares.
 
REDEMPTION OF SHARES
 
     Investors  may redeem  shares of each  Fund as described  in the Prospectus
under 'Redemption of Shares'.
 
     If the Directors and Trustees determine that it would be detrimental to the
best interest of  the remaining shareholders  of a Fund  or Portfolio to  effect
redemptions  wholly or partly  in cash, payment  of the redemption  price may be
made in whole  or in  part by  an in-kind  distribution of  securities from  the
Portfolio,  in lieu of cash, in conformity with the applicable rules of the SEC.
If  shares  are  redeemed  in-kind,   the  redeeming  shareholder  might   incur
transaction costs in converting the securities into cash. The methods of valuing
portfolio securities distributed to a shareholder are described under 'Net Asset
Value',  and such  valuations will be  made as  of the same  time the redemption
price is determined.
 
     FURTHER REDEMPTION INFORMATION. The right of redemption may be suspended or
the date of payment  postponed, in the  case of the Company  and the Trust:  (i)
during periods when the New York Stock Exchange (the 'NYSE') is closed for other
than  weekends  and  holidays  or  when trading  on  the  NYSE  is  suspended or
restricted; (ii) during periods in which  an emergency exists, as determined  by
the SEC, which causes disposal by a Portfolio of, or evaluation of the net asset
value  of, its securities to be unreasonable or impracticable; or (iii) for such
other periods as the 1940 Act or the SEC may permit.
 
EXCHANGE OF SHARES
 
   
     An investor may exchange Fund shares for shares of any other series of  the
Company  as described under 'Exchange of  Shares' in the Prospectuses. Investors
considering an exchange  of Fund  shares for  shares of  another Company  series
should  read the prospectus of the series  into which the transfer is being made
prior to such  exchange (see  the section regarding  purchase of  shares in  the
appropriate  Prospectus). Requests for  exchange are made in  the same manner as
requests for redemptions (see the section regarding redemption of shares in  the
appropriate  Prospectus).  Shares  of  the  acquired  series  are  purchased for
settlement when  the  proceeds from  redemption  become available.  The  Company
reserves the right to discontinue, alter or limit this exchange privilege at any
time. Shares of the Institutional International Equity Fund are not eligible for
the exchange privilege.
    
 
DIVIDENDS AND DISTRIBUTIONS
 
     Each  Fund will  declare and pay  dividends and  distributions as described
under 'Dividends and Distributions' in its Prospectus.
 
     Determination of the  net income for  the Bond  Fund is made  at the  times
described  in that Prospectus; in addition, net investment income for days other
than business days is determined  at the time net  asset value is determined  on
the prior business day.
 
                                     SAI-21
 
<PAGE>
<PAGE>

NET ASSET VALUE
 
     Each  Fund computes its net asset value once daily at the close of business
on Monday through Friday as described under 'Net Asset Value' in the Prospectus.
The net asset value will not be computed on a day in which no orders to purchase
or redeem Fund  shares have been  received or on  any day on  which the NYSE  is
closed, including the following legal holidays: New Year's Day, Presidents' Day,
Good  Friday, Memorial  Day, Independence Day,  Labor Day,  Thanksgiving Day and
Christmas Day. On days  when U.S. trading markets  close early in observance  of
these holidays, the Funds and the Portfolios would expect to close for purchases
and  redemptions  at  the  same time.  The  days  on which  net  asset  value is
determined are the Funds' business days.
 
     The net asset value per share of each Fund equals the value of that  Fund's
pro rata interest in its corresponding Portfolio plus the value of all its other
assets  not  invested in  the  Portfolio, if  any,  less its  total liabilities,
divided by the number  of outstanding shares  of that Fund.  The following is  a
discussion of the procedures used by the Portfolios in valuing their assets.
 
   
     In  the case of the Bond and  High Yield Bond Portfolios, securities with a
maturity of 60 days or more, including securities that are listed on an exchange
or traded over-the-counter,  are valued by  the Portfolios by  using bid  quotes
from  at least one dealer or, in all other cases, by taking into account various
factors affecting  market  value,  including yields  and  prices  of  comparable
securities, indications as to values from dealers and general market conditions.
All  portfolio securities  with a  remaining maturity of  less than  60 days are
valued by  the amortized  cost method,  whereby such  securities are  valued  at
acquisition  cost  as  adjusted  for amortization  of  premium  or  accretion of
discount to maturity. Because many of  the municipal bond issues outstanding  do
not  have large  principal obligations and  because of the  varying risk factors
applicable to each issuer, no readily available market quotations exist for most
municipal securities.
    
 
   
     In  the  case  of  the  U.S.  Equity,  Small  Cap,  Large  Cap  Growth  and
International  Equity Portfolios, securities listed on domestic exchanges, other
than options on stock indices, are valued using the last sales price on the most
representative exchange  at  4:00 p.m.  New  York time  or,  in the  absence  of
recorded sales, at the average of readily available closing bid and asked prices
on  such exchange or,  in the absence  of such prices,  at the readily available
closing bid price on such exchange.  Securities listed on foreign exchanges  are
valued  at the last quoted sale price  available before the time when net assets
are valued or, in the absence of such recorded sales, at the average of  readily
available  closing bid and asked  prices on such exchange  or, in the absence of
such prices,  at the  readily  available closing  bid  price on  such  exchange.
Unlisted securities are valued at the average of the quoted bid and asked prices
in  the over-the-counter  market. The value  of each security  for which readily
available market quotations exist is based on a decision as to the broadest  and
most  representative market for  such security. For  purposes of calculating net
asset value per share, all assets and liabilities initially expressed in foreign
currencies will be converted  into U.S. dollars at  the prevailing market  rates
available at the time of valuation.
    
 
     Options on stock indices traded on national securities exchanges are valued
at the close of options trading on such exchanges, which is currently 4:10 p.m.,
New  York time.  Stock index futures  and related options  traded on commodities
exchanges are  valued  at  their last  sales  price  as of  the  close  of  such
commodities  exchanges, which is currently 4:15  p.m., New York time. Securities
or other assets for which market quotations are not readily available are valued
at fair value in accordance with procedures established by and under the general
supervision of  the Trustees.  Such procedures  include the  use of  independent
pricing  services,  indications as  to values  from  dealers and  general market
conditions. Short-term investments that mature in 60 days or less are valued  at
amortized  cost method  (as discussed above)  if their original  maturity was 60
days or less, or by amortizing their value on the 61st day prior to maturity, if
their original maturity  when acquired  by a Portfolio  was more  than 60  days,
unless this is determined not to represent fair value by the Trustees.
 
     Trading  in  securities  on  most  foreign  exchanges  and over-the-counter
markets is normally completed  before the close  of the NYSE  and may also  take
place  on days on which  the NYSE is closed.  If events materially affecting the
value of securities occur between the time  when the exchange on which they  are
 
                                     SAI-22
 
<PAGE>
<PAGE>

traded  closes and the  time when a  Portfolio's net asset  value is calculated,
such securities  may be  valued  at fair  value  in accordance  with  procedures
established by and under the general supervision of the Trustees.
 
     If  market quotations for  the securities of any  Portfolio are not readily
available, such securities will be valued at 'fair value' as determined in  good
faith by the Trustees.
 
PERFORMANCE DATA
 
     From  time to  time, the  Funds may  quote performance  in terms  of yield,
actual distributions, total  return or  capital appreciation  in reports,  sales
literature  and  advertisements  published  by  the  Funds.  Current performance
information for the Funds may be obtained by calling your Eligible  Institution.
See 'Additional Information' in the Prospectus.
 
   
     YIELD  QUOTATIONS. As  required by regulations  of the  SEC, the annualized
yield for the Bond Fund and the High Yield Bond Fund is computed by dividing the
Funds' net investment income per share (which may differ from the net income per
share used for  accounting purposes) earned  during a 30-day  period by its  net
asset  value on  the last day  of the period.  The average daily  number of Fund
shares outstanding during the period that  are eligible to receive dividends  is
used  in determining the net investment income  per share. Income is computed by
totaling the  interest earned  on all  debt obligations  during the  period  and
subtracting from that amount the total of all recurring expenses incurred during
the  period.  The 30-day  yield is  then annualized  on a  bond-equivalent basis
assuming semi-annual reinvestment and compounding  of net investment income,  as
described under 'Additional Information' in the Prospectus.
    
 
   
     TOTAL RETURN QUOTATIONS. As required by SEC regulations, the average annual
total  return of the  Bond, High Yield  Bond, U.S. Equity,  Small Cap, Large Cap
Growth, International Equity and Institutional International Equity Funds for  a
period  is computed by assuming a  hypothetical initial investment of $1,000. It
is then assumed that all  of the dividends and  distributions by that Fund  over
the  relevant period are reinvested.  It is then assumed that  at the end of the
period the entire amount  is redeemed. The average  annual total return is  then
calculated by determining the annual rate required for the initial investment to
grow  to the amount  which would have  been received upon  redemption (i.e., the
average annual compound rate of return).
    
 
     Aggregate total returns, reflecting the cumulative percentage change over a
measuring period, may also be calculated.
 
     GENERAL. A Fund's  performance will vary  from time-to-time depending  upon
market  conditions,  the  composition  of its  corresponding  Portfolio  and its
operating expenses. Consequently, any given performance quotation should not  be
considered  representative of a Fund's performance  for the future. In addition,
because performance will fluctuate, it may not provide a basis for comparing  an
investment  in a Fund with certain bank deposits or other investments that pay a
fixed yield or return for a stated period of time.
 
     Comparative performance  information  may be  used  from time  to  time  in
advertising  the Funds' shares, including  data from Lipper Analytical Services,
Inc., Lehman  Government/Corporate  Intermediate  Bond  Index,  Micropal,  Inc.,
Ibbotson  Associates, Morningstar Inc., the S&P 500 Composite Stock Price Index,
the Dow Jones Industrial Average, the  Frank Russell Indices, The EAFE'r'  Index
and other industry publications.
 
PORTFOLIO TRANSACTIONS
 
     The  Advisers place  orders for  all purchases  and sales  of securities on
behalf of  the Portfolios.  The Advisers  enter into  repurchase agreements  and
reverse repurchase agreements and effect loans of portfolio securities on behalf
of the Portfolios. See 'Investment Objectives and Policies'.
 
     Fixed  income  and  debt  securities  and  municipal  bonds  and  notes are
generally traded at a net price with  dealers acting as principal for their  own
accounts without a stated commission. The price of the security usually includes
profit  to the dealers. In underwritten offerings, securities are purchased at a
fixed
 
                                     SAI-23
 
<PAGE>
<PAGE>

price that  includes an  amount of  compensation to  the underwriter,  generally
referred  to as the underwriter's  concession or discount. Occasionally, certain
securities  may  be  purchased  directly  from  an  issuer,  in  which  case  no
commissions or discounts are paid.
 
   
     Portfolio  transactions for the Bond and High Yield Bond Portfolios will be
undertaken principally to  accomplish their objectives  in relation to  expected
movements  in the general level of interest  rates. The Bond and High Yield Bond
Portfolios may engage in short-term trading consistent with their objectives.
    
 
   
     In connection with portfolio transactions for the Bond and High Yield  Bond
Portfolios,  the  Adviser  intends  to  seek  best  price  and  execution  on  a
competitive basis for both purchases and sales of securities. Portfolio turnover
may vary from  year to  year, as  well as within  a year.  The annual  portfolio
turnover  rate for  the Bond and  High Yield  Bond Portfolios is  expected to be
under 100%. For the  period April 2, 1996  (commencement of operations)  through
December  31, 1996, the portfolio turnover rate for the Bond Portfolio was 100%.
The High Yield Bond  Portfolio had not commenced  operations as of December  31,
1996.
    
 
   
     In  connection with portfolio transactions for  the U.S. Equity, Small Cap,
Large Cap Growth and International  Equity Portfolios, the overriding  objective
is  to obtain the best possible execution of purchase and sale orders. Portfolio
turnover may  vary from  year to  year, as  well as  within a  year. The  annual
portfolio  turnover rate  for the  U.S. Equity Small  Cap, Large  Cap Growth and
International Equity Portfolios  is expected to  be under 100%.  For the  period
April  2,  1996  (commencement of  operations)  through December  31,  1996, the
portfolio turnover rate for the  U.S. Equity Portfolio and International  Equity
Portfolio  was 19% and  42%, respectively. The  Small Cap, Large  Cap Growth and
Institutional International Equity Portfolios had not commenced operations as of
December 31, 1996.
    
 
   
     In selecting a broker, the Adviser or Sub-Advisers, as applicable, consider
a number of factors including: the price per unit of the security; the  broker's
reliability   for  prompt,  accurate  confirmations   and  on-time  delivery  of
securities; the broker's  financial condition;  and the  commissions charged.  A
broker may be paid a brokerage commission greater than that another broker might
have  charged  for  effecting the  same  transaction if,  after  considering the
foregoing factors, the  Adviser or  Sub-Advisers decide that  the broker  chosen
will   provide   the  best   possible  execution.   The  Advisers   monitor  the
reasonableness of  the brokerage  commissions  paid in  light of  the  execution
received.  The Trustees regularly  review the reasonableness  of commissions and
other transaction costs  incurred by the  Portfolios in light  of the facts  and
circumstances  deemed relevant, and, in that connection, will review reports and
published data concerning transaction costs incurred by institutional  investors
generally.  Research services  provided by  brokers to  which the  Advisers have
allocated brokerage  business  in  the  past  include  economic  statistics  and
forecasting   services,  industry  and   company  analyses,  portfolio  strategy
services,  quantitative  data,  and  consulting  services  from  economists  and
political  analysts. Research  services furnished  by brokers  are used  for the
benefit of  all the  Adviser's clients  and not  solely or  necessarily for  the
benefit  of  the Portfolios.  The Advisers  believe that  the value  of research
services received  is  not  determinable and  does  not  significantly  increase
expenses.  The Portfolios do not  reduce their fee to  the Adviser by any amount
that might be attributable to the value  of such services. For the period  April
2,  1996 (commencement of operations) through  December 31, 1996, the Trust paid
brokerage commissions  on  behalf of  U.S.  Equity Portfolio  and  International
Equity  Portfolio of $32,099,  and $139,846, respectively.  The Small Cap, Large
Cap Growth and Institutional International  Equity Portfolios had not  commenced
operations as of December 31, 1996.
    
 
     Subject  to  the  overriding  objective  of  obtaining  the  best  possible
execution of  orders, the  Advisers  may allocate  a  portion of  a  Portfolio's
brokerage  transactions to  their affiliates. In  order for  their affiliates to
effect any portfolio transactions for  the Portfolios, the commissions, fees  or
other  remuneration  received by  such affiliates  must  be reasonable  and fair
compared to the commissions, fees, or  other remuneration paid to other  brokers
in  connection with  comparable transactions involving  similar securities being
purchased or sold on a securities  exchange during a comparable period of  time.
Furthermore,  the Trustees,  including a  majority of  the Trustees  who are not
'interested persons', have  adopted procedures that  are reasonably designed  to
ensure that any commissions, fees, or other remuneration paid to such affiliates
are consistent with the foregoing standard.
 
                                     SAI-24
 
<PAGE>
<PAGE>

   
     Portfolio  securities will not be  purchased from or through  or sold to or
through the Portfolio's  Adviser, Sub-Advisers, Distributor  or any  'affiliated
person'  (as defined in the 1940 Act) or  any affiliated person of such a person
when such entities are acting as  principals, except to the extent permitted  by
law.  In  addition,  the  Portfolios will  not  purchase  securities  during the
existence of  any underwriting  group  relating thereto  of which  the  Adviser,
Sub-Advisers or affiliate thereof is a member, except to the extent permitted by
law.
    
 
     On  those  occasions when  the  Advisers deem  the  purchase or  sale  of a
security to be in the best interests  of a Portfolio as well as other  customers
including  other Portfolios, the Advisers to  the extent permitted by applicable
laws and regulations may, but are not obligated to, aggregate the securities  to
be  sold or  purchased for a  Portfolio with those  to be sold  or purchased for
other customers in  order to  obtain best execution,  including lower  brokerage
commissions  if appropriate.  In such an  event, the securities  so purchased or
sold as well as any  expenses incurred in the  transaction will be allocated  by
the  Advisers in a manner that is  equitable and consistent with their fiduciary
obligations to their clients. In some instances, this procedure might  adversely
affect a Portfolio.
 
     If  a Portfolio writes an option and effects a closing purchase transaction
with respect  to an  option written  by it,  such transaction  will normally  be
executed  by the  same broker-dealer  who executed the  sale of  the option. The
writing of options by a Portfolio will be subject to limitations established  by
each of the exchanges governing the maximum number of options in each class that
may  be written by  a single investor  or group of  investors acting in concert,
regardless of whether the options are written on the same or different exchanges
or are held or written in one or  more accounts or through one or more  brokers.
The  number of  options that a  Portfolio may  write may be  affected by options
written by the Advisers for other  investment advisory clients. An exchange  may
order  the liquidation of positions found to be in excess of these limits and it
may impose certain other sanctions.
 
ORGANIZATION
 
UBS PRIVATE INVESTOR FUNDS, INC.
 
   
     UBS Private Investor Funds, Inc. is a Maryland corporation and is currently
authorized to issue shares of common stock, par value $0.001 per share, in eight
series: The UBS Bond Fund Series; The  UBS Tax Exempt Bond Fund Series; The  UBS
U.S. Equity Fund Series; The UBS Institutional International Equity Fund Series;
The  UBS International Equity Fund Series; The  UBS High Yield Bond Fund Series;
The UBS Small Cap Fund Series; and The UBS Large Cap Growth Fund Series.
    
 
   
     Each share of a series issued by the Company will have a pro rata  interest
in  the assets  of that  series. The  Company is  currently authorized  to issue
500,000,000 shares of common stock, including  10,000,000 shares of each of  the
eight  current  series.  Under Maryland  law,  the  Board has  the  authority to
increase the number of  shares of stock  that the Company  has the authority  to
issue.  Each  share has  one vote  (and fractional  shares have  a corresponding
fractional vote)  with  respect  to  matters  upon  which  shareholder  vote  is
required;  stockholders have no  cumulative voting rights  with respect to their
shares. Shares of all series vote together as a single class except that if  the
matter  being voted upon affects only a  particular series then it will be voted
on only by that series. If a matter affects a particular series differently from
other series, that  series will vote  separately on such  matter. Each share  is
entitled  to participate equally in dividends  and distributions declared by the
Directors with respect  to the  relevant series,  and in  the net  distributable
assets of such series on liquidation.
    
 
     Under  Maryland law, the Company is not  required to hold an annual meeting
of stockholders unless required to do so under the 1940 Act. It is the Company's
policy not to  hold an annual  meeting of stockholders  unless so required.  All
shares  of the Company  (regardless of series)  have noncumulative voting rights
for the election of Directors. Under  Maryland law, the Company's Directors  may
be  removed  by vote  of  stockholders. The  Board  currently consists  of three
directors.
 
                                     SAI-25
 
<PAGE>
<PAGE>

UBS INVESTOR PORTFOLIOS TRUST
 
   
     UBS Investor Portfolios Trust,  a master trust fund  formed under New  York
law,  was organized on  February 9, 1996.  The Declaration of  Trust permits the
Trustees to issue interests  in one or  more subtrusts or  series. To date,  six
series  have  been authorized.  Each  series (i.e.,  a  Portfolio) of  the Trust
corresponds to a Fund of the Company, with the exception that the  International
Equity   Portfolio  corresponds  to  the   International  Equity  Fund  and  the
Institutional International Equity Fund.
    
 
     A copy of the Trust's Declaration of Trust is on file in the office of  its
Administrator.
 
     Holders  of interest in the Trust, such as the Funds, may redeem all or any
part of  their interest  in the  Trust at  any time,  upon the  submission of  a
redemption request in proper form. See 'Redemption of Shares'.
 
TAXES
 
     Each  Fund has  qualified and  intends to  remain qualified  as a regulated
investment company (a 'RIC') under  Subchapter M of the Code.  As a RIC, a  Fund
must,  among other  things: (a)  derive at  least 90%  of its  gross income from
dividends, interest, payments  with respect  to loans of  stock and  securities,
gains  from  the  sale or  other  disposition  of stock,  securities  or foreign
currency and other  income (including  but not  limited to  gains from  options,
futures,  and  forward  contracts)  derived  with  respect  to  its  business of
investing in such stock,  securities or foreign currency;  (b) derive less  than
30% of its gross income from the sale or other disposition of stock, securities,
options,  futures or forward  contracts (other than  options, futures or forward
contracts on foreign currencies) held less than three months; and (c)  diversify
its holdings so that, at the end of each fiscal quarter, (i) at least 50% of the
value  of  the  Fund's total  assets  is  represented by  cash,  U.S. Government
securities, investments in other RICs and other securities limited in respect of
any one issuer, to an amount not greater than 5% of the Fund's total assets, and
10% of the outstanding voting securities of  such issuer and (ii) not more  than
25%  of the value of its  total assets is invested in  the securities of any one
issuer (other than U.S. Government securities or the securities of other  RICs).
As a RIC, a Fund (as opposed to its shareholders) will not be subject to federal
income  taxes on the net investment income and capital gains that it distributes
to its shareholders, provided that at least 90% of its net investment income and
realized net short-term capital gains in excess of net long-term capital  losses
for the taxable year is distributed.
 
     For  federal income tax purposes, dividends that  are declared by a Fund in
October, November or December  as of a  record date in  such month and  actually
paid  in January of the following  year will be treated as  if they were paid on
December 31 of the  year declared. Therefore, such  dividends will generally  be
taxable to a shareholder in the year declared rather than the year paid.
 
     Gains  or losses on sales  of securities by a  Portfolio will be treated as
long-term capital gains or  losses if the  securities have been  held by it  for
more  than one year  except in certain  cases where, if  applicable, a Portfolio
acquires a put or writes  a call thereon. Other gains  or losses on the sale  of
securities  will be short-term capital gains or  losses. Gains and losses on the
sale, lapse or  other termination of  options on securities  will be treated  as
gains  and  losses  from the  sale  of securities.  If  an option  written  by a
Portfolio lapses  or is  terminated through  a closing  transaction, such  as  a
repurchase  by the Portfolio of  the option from its  holder, the Portfolio will
realize a short-term  capital gain  or loss,  depending on  whether the  premium
income  is greater or less than the amount  paid by the Portfolio in the closing
transaction. If securities are purchased by a Portfolio pursuant to the exercise
of a put option written by it, the Portfolio will subtract the premium  received
from its cost basis in the securities purchased.
 
     Under  the Code,  gains or  losses attributable  to disposition  of foreign
currency or to foreign currency contracts, or to fluctuations in exchange  rates
between  the time a Portfolio accrues income or receivables or expenses or other
liabilities denominated in a foreign currency and the time a Portfolio  actually
collects such income or pays such liabilities, are treated as ordinary income or
ordinary  loss. Similarly, gains or losses on the disposition of debt securities
held by a  Portfolio, if  any, denominated in  foreign currency,  to the  extent
attributable  to  fluctuations in  exchange  rates between  the  acquisition and
disposition dates are also treated as ordinary income or loss.
 
                                     SAI-26
 
<PAGE>
<PAGE>

     Forward currency contracts, options and futures contracts entered into by a
Portfolio may create 'straddles' for U.S.  federal income tax purposes and  this
may  affect the character and timing of  gains or losses realized by a Portfolio
on  forward  currency  contracts,  options  and  futures  contracts  or  on  the
underlying  securities. 'Straddles' may  also result in the  loss of the holding
period of underlying  securities for purposes  of the 30%  of gross income  test
described  above, and  therefore, a  Portfolio's ability  to enter  into forward
currency contracts, options and futures contracts may be limited.
 
     Certain options, futures and foreign currency contracts held by a Portfolio
at the end of  each fiscal year will  be required to be  'marked to market'  for
federal  income tax  purposes --  i.e., treated  as having  been sold  at market
value. For  such  options  and  futures  contracts, 60%  of  any  gain  or  loss
recognized  on these deemed sales and on  actual dispositions will be treated as
long-term capital gain or loss, and the remainder will be treated as  short-term
capital  gain or loss regardless of how long the Portfolio has held such options
or futures. Any gain  or loss recognized on  foreign currency contracts will  be
treated as ordinary income.
 
     FOREIGN  SHAREHOLDERS. Distributions of net  investment income and realized
net short-term capital  gains in  excess of net  long-term capital  losses to  a
shareholder  who, as to  the United States, is  a non-resident alien individual,
fiduciary  of  a  foreign  trust  or  estate,  foreign  corporation  or  foreign
partnership (a 'foreign shareholder') will be subject to U.S. withholding tax at
the  rate of  30% (or  lower treaty rate)  unless the  dividends are effectively
connected with a U.S. trade  or business of the  shareholder, in which case  the
dividends  will be subject to  tax on a net income  basis at the graduated rates
applicable to U.S.  individuals or domestic  corporations. Distributions of  net
long-term  capital gains to foreign shareholders will not be subject to U.S. tax
unless the distributions are effectively connected with the shareholder's  trade
or  business in  the United States  or, in  the case of  a shareholder  who is a
non-resident alien individual, the shareholder was present in the United  States
for  more than 182 days during the taxable year and certain other conditions are
met.
 
     In the case of a foreign shareholder who is a nonresident alien  individual
and  who is not otherwise subject to  withholding as described above, a Fund may
be required to withhold U.S.  federal income tax at the  rate of 31% unless  IRS
Form W-8 is provided. See 'Taxes' in the Prospectus. Transfers by gift of shares
of  a Fund by a  foreign shareholder who is  a nonresident alien individual will
not be subject to  U.S. federal gift tax,  but the value of  shares of the  Fund
held  by such a shareholder at his or her death will be includible in his or her
gross estate for U.S. federal estate tax purposes.
 
     FOREIGN TAXES. It is expected  that the International Equity Portfolio  may
be  subject to  foreign withholding taxes  with respect to  income received from
sources within  foreign  countries. In  the  case of  the  International  Equity
Portfolio,  so long as more than 50% in value of the Portfolio's total assets at
the close  of  any taxable  year  consists of  stock  or securities  of  foreign
corporations,  the Portfolio may elect to treat any foreign income taxes paid by
it as  paid  directly by  its  shareholders. The  Portfolio  will make  such  an
election only if it deems it to be in the best interest of its shareholders. The
Portfolio  will notify its  shareholders in writing  each year if  they make the
election and of the  amount of foreign  income taxes, if any,  to be treated  as
paid  by the shareholders. If the Portfolio makes the election, each shareholder
of the International  Equity Fund  will be  required to  include in  his or  her
income  their proportionate share of the amount  of foreign income taxes paid by
the Portfolio and  will be entitled  to claim  either a credit  (subject to  the
limitations  discussed below), or, if he or she itemizes deductions, a deduction
for his or her share of the foreign income taxes in computing federal income tax
liability.  (No  deduction  will  be  permitted  in  computing  an  individual's
alternative  minimum tax  liability.) A shareholder  who is  a nonresident alien
individual or a foreign  corporation may be subject  to U.S. withholding tax  on
the  income resulting from the election described in this paragraph, but may not
be able to claim  a credit or  deduction against such U.S.  tax for the  foreign
taxes  treated as having been paid by such shareholder. A tax-exempt shareholder
will not  ordinarily benefit  from  this election.  Shareholders who  choose  to
utilize  a credit (rather than a deduction) for foreign taxes will be subject to
the limitation  that  the credit  may  not  exceed the  shareholder's  U.S.  tax
(determined  without regard to  the availability of  the credit) attributable to
his or her total foreign source taxable income. For this purpose, the portion of
dividends and distributions paid  by the International  Equity Funds from  their
foreign  source net investment income will  be treated as foreign source income.
This  Portfolio's  gains   and  losses   from  the  sale   of  securities   will
 
                                     SAI-27
 
<PAGE>
<PAGE>

generally  be treated as derived from U.S. sources, however, and certain foreign
currency gains and losses likewise will be treated as derived from U.S. sources.
The limitation on the foreign tax credit is applied separately to foreign source
'passive income', such as the portion  of dividends received from the  Portfolio
that  qualifies as foreign source income. In addition, the foreign tax credit is
allowed  to  offset  only  90%  of  the  alternative  minimum  tax  imposed   on
corporations  and individuals. Because of these limitations, shareholders may be
unable to claim a credit  for the full amount  of their proportionate shares  of
the foreign income taxes paid by the International Equity Portfolio.
 
     STATE  AND LOCAL TAXES. Each Fund may be subject to state or local taxes in
jurisdictions in which that  Fund is deemed to  be doing business. In  addition,
the  treatment of a Fund  and its shareholders in  those states that have income
tax laws might  differ from  treatment under the  federal income  tax laws.  For
example,  a portion of the dividends received  by shareholders may be subject to
state income  tax.  Shareholders should  consult  their own  tax  advisors  with
respect to any state or local taxes.
 
ADDITIONAL INFORMATION
 
     With  respect to the  securities offered by the  Prospectuses, this SAI and
the Prospectuses do not contain all the information included in the Registration
Statement filed with  the SEC under  the Securities  Act and the  1940 Act  with
respect  to the securities offered hereby. Pursuant to the rules and regulations
of the  SEC, certain  portions have  been omitted.  The Registration  Statement,
including  the exhibits filed  therewith, may be  examined at the  office of the
SEC, Room 1024, Judiciary Plaza, 450 Fifth Street, N.W., Washington D.C. 20549.
 
     Statements contained in this SAI relating to the contents of any  agreement
or  other  document  referred to  are  not  necessarily complete,  and,  in each
instance, reference is  made to  the copy of  such agreement  or other  document
filed  as  an exhibit  to  the Registration  Statement.  Each such  statement is
qualified in all respects by such reference.
 
FINANCIAL STATEMENTS
 
   
     The Annual Report(s) of  the Funds dated December  31, 1996 has been  filed
with  the  SEC  pursuant  to Section  30(b)  of  the 1940  Act  and  Rule 30b2-1
thereunder and is hereby included herein. The Institutional International Equity
Fund, Small Cap Fund,  Large Cap Growth  Fund and High Yield  Bond Fund had  not
commenced  operations  as  of  December  31,  1996.  Consequently,  no financial
statements are available for the such Funds.
    
 
                                     SAI-28

<PAGE>
<PAGE>

UBS Bond Fund
Statement of Assets and Liabilities
December 31, 1996
- --------------------------------------------------------------------------------
<TABLE>
<S>                                                                                 <C>
ASSETS:
Investment in UBS Investor Portfolios Trust -- UBS Bond
  Portfolio, at value..........................................................     $7,554,365
Receivable from Adviser........................................................          6,387
Deferred organization expenses and other assets................................         63,262
                                                                                    ----------
          Total Assets.........................................................      7,624,014
                                                                                    ----------
 
LIABILITIES:
Administrative services fees payable...........................................            294
Directors' fees payable........................................................          2,490
Dividends payable..............................................................         33,772
Organization expenses payable..................................................         32,742
Other accrued expenses.........................................................         54,426
                                                                                    ----------
          Total Liabilities....................................................        123,724
                                                                                    ----------
 
NET ASSETS.....................................................................     $7,500,290
                                                                                    ----------
                                                                                    ----------
 
SHARES OUTSTANDING ($0.001 par value, 10 million shares authorized)............         74,906
                                                                                    ----------
                                                                                    ----------
 
NET ASSET VALUE, OFFERING PRICE AND REDEMPTION PRICE PER SHARE.................        $100.13
                                                                                    ----------
                                                                                    ----------
COMPOSITION OF NET ASSETS:
Shares of common stock, at par.................................................     $       75
Additional paid-in capital.....................................................      7,495,002
Net unrealized appreciation of investments, foreign currency contracts and
  foreign currency translations................................................            621
Accumulated net investment loss................................................         (4,086)
Accumulated undistributed net realized gains on securities and foreign currency
  transactions.................................................................          8,678
                                                                                    ----------
          Net Assets...........................................................     $7,500,290
                                                                                    ----------
                                                                                    ----------
</TABLE>
 
- ------------------------
See notes to financial statements.
 
                                     SAI-29
 
<PAGE>
<PAGE>

UBS Bond Fund
Statement of Operations
For the Period April 2, 1996 (Commencement of Operations) through December 31,
1996
- --------------------------------------------------------------------------------
 
<TABLE>
<S>                                                                     <C>           <C>
INVESTMENT INCOME
Investment Income and Expenses allocated from UBS Investor
  Portfolios Trust -- UBS Bond Portfolio
     Interest.......................................................                  $195,583
     Total expenses.................................................    $ 28,341
     Less: Fee waiver...............................................     (13,889)
                                                                        --------
     Net expenses...................................................                    14,452
                                                                                      --------
Net Investment Income from UBS Investor Portfolios Trust -- UBS Bond
  Portfolio.........................................................                   181,131
 
EXPENSES
Shareholder service fees............................................       7,632
Administrative services fees........................................       1,526
Reports to shareholders expense.....................................      22,333
Transfer agent fees.................................................      15,763
Audit fees..........................................................      11,259
Amortization of organization expenses...............................      10,886
Fund accounting fees................................................       8,006
Legal fees..........................................................       7,508
Directors' fees.....................................................       6,006
Registration fees...................................................       3,065
Miscellaneous expenses..............................................       3,669
                                                                        --------
     Total expenses.................................................      97,653
     Less: Fee waiver and expense reimbursements....................     (87,682)
                                                                        --------
     Net expenses...................................................                     9,971
                                                                                      --------
Net investment income...............................................                   171,160
                                                                                      --------
 
NET REALIZED AND UNREALIZED GAIN (LOSS) ON INVESTMENTS FROM UBS
  INVESTOR PORTFOLIOS TRUST -- UBS BOND PORTFOLIO
Net realized gain on securities transactions........................                     9,932
Net realized loss on foreign currency transactions..................                    (6,025)
Net change in unrealized depreciation of investments................                   (13,586)
Net change in unrealized appreciation of foreign currency contracts
  and translations..................................................                    14,207
                                                                                      --------
Net realized and unrealized gain on investments from UBS Investor
  Portfolios Trust -- UBS Bond Portfolio............................                     4,528
                                                                                      --------
NET INCREASE IN NET ASSETS RESULTING FROM OPERATIONS................                  $175,688
                                                                                      --------
                                                                                      --------
</TABLE>
 
- ------------------------
See notes to financial statements.
 
                                     SAI-30
 
<PAGE>
<PAGE>

UBS Bond Fund
Statement of Changes in Net Assets
For the Period April 2, 1996 (Commencement of Operations) through December 31,
1996
- --------------------------------------------------------------------------------
 
<TABLE>
<S>                                                                                  <C>
INCREASE (DECREASE) IN NET ASSETS FROM:
OPERATIONS:
Net investment income............................................................    $  171,160
Net realized gain on securities and foreign currency transactions................         3,907
Net change in unrealized appreciation of investments, foreign currency contracts
  and foreign currency translations..............................................           621
                                                                                     ----------
Net increase in net assets resulting from operations.............................       175,688
                                                                                     ----------
 
DIVIDENDS AND DISTRIBUTIONS TO SHAREHOLDERS FROM:
Net investment income............................................................      (170,408)
Net realized gains on investments................................................        (1,273)
                                                                                     ----------
Total dividends and distributions to shareholders................................      (171,681)
                                                                                     ----------
 
TRANSACTIONS IN SHARES OF COMMON STOCK:
Net proceeds from sale of shares.................................................    10,846,978
Net asset value of shares issued to shareholders in reinvestment of dividends and
  distributions..................................................................       127,366
Cost of shares redeemed..........................................................    (3,503,061)
                                                                                     ----------
Net increase in net assets from transactions in shares of common stock...........     7,471,283
                                                                                     ----------
 
NET INCREASE IN NET ASSETS.......................................................     7,475,290
NET ASSETS:
Beginning of period..............................................................        25,000
                                                                                     ----------
End of period (including net investment loss of $4,086)..........................    $7,500,290
                                                                                     ----------
                                                                                     ----------
</TABLE>
 
- ------------------------
See notes to financial statements.
 
                                     SAI-31
 
<PAGE>
<PAGE>

UBS Bond Fund
Financial Highlights
For the Period April 2, 1996 (Commencement of Operations) through December 31,
1996
- --------------------------------------------------------------------------------
 
<TABLE>
<S>                                                                                  <C>
FOR A SHARE OUTSTANDING FOR THE PERIOD
 
Net asset value, beginning of period......................................           $100.00
                                                                                     -------
Income from investment operations:
     Net investment income................................................              4.12
     Net realized and unrealized gain on investments, foreign currency
       contracts and foreign currency translations........................              0.14
                                                                                     -------
     Total income from investment operations..............................              4.26
                                                                                     -------
 
Less Dividends and Distributions to Shareholders:
     Dividends from net investment income.................................             (4.11)
     Distributions from net realized gains................................             (0.02)
                                                                                     -------
     Total dividends and distributions....................................             (4.13)
                                                                                     -------
 
Net asset value, end of period............................................           $100.13
                                                                                     -------
                                                                                     -------
Total Return..............................................................              4.36%(1)
 
RATIOS/SUPPLEMENTAL DATA:
     Net assets, end of period (000s omitted).............................           $ 7,500
     Ratio of expenses to average net assets(2)...........................              0.80%(3)
     Ratio of net investment income to average net assets(2)..............              5.61%(3)
</TABLE>
 
- ------------------------
(1) Not annualized.
(2) Includes  the  Fund's share  of  UBS Investor  Portfolio  Trust --  UBS Bond
    Portfolio expenses and net of  fee waivers and expense reimbursements.  Such
    fee  waivers and expense reimbursements had the effect of reducing the ratio
    of expenses to average net assets and increasing the ratio of net investment
    income to average net assets by 3.33% (annualized).
(3) Annualized.
 
See notes to financial statements.
 
                                     SAI-32

<PAGE>
<PAGE>

UBS Bond Fund
Notes to Financial Statements
December 31, 1996
- --------------------------------------------------------------------------------
 
1. GENERAL
 
UBS  Bond Fund  (the 'Fund')  is a  diversified, no-load  mutual fund registered
under the Investment Company Act  of 1940. The Fund is  a series of UBS  Private
Investor  Funds, Inc. (the 'Company'), an open-end management investment company
organized as a corporation under Maryland law. At December 31, 1996, the Company
included two other  funds, UBS  U.S. Equity  Fund and  UBS International  Equity
Fund. These financial statements relate only to the Fund.
 
The  Fund  had no  operations prior  to April  2,  1996 other  than the  sale to
Signature Financial Group, Inc. of 250 shares of common stock for $25,000.
 
The Fund seeks to  achieve its investment  objective by investing  substantially
all  of  its  investable  assets  in the  UBS  Bond  Portfolio  of  UBS Investor
Portfolios Trust (the  'Portfolio'), an open-end  management investment  company
that has the same investment objective as that of the Fund.
 
Signature  Broker-Dealer Services, Inc. ('Signature'), a wholly-owned subsidiary
of Signature  Financial Group,  Inc.,  serves as  the Fund's  administrator  and
distributor.  Union Bank of  Switzerland, New York Branch  ('UBS') serves as the
fund services agent to the Fund.
 
The  financial  statements   of  the  Portfolio,   including  its  Schedule   of
Investments,  are included  elsewhere within this  report and should  be read in
conjunction with the Fund's financial statements.
 
2. SIGNIFICANT ACCOUNTING POLICIES
The preparation of  financial statements in  accordance with generally  accepted
accounting principles requires management to make estimates and assumptions that
affect  the reported amounts and disclosures in the financial statements. Actual
results could  differ  from  those estimates.  Significant  accounting  policies
followed by the Fund are as follows:
 
A.  INVESTMENT VALUATION -- The value of  the Fund's investment in the Portfolio
included in the accompanying  Statement of Assets  and Liabilities reflects  the
Fund's  proportionate beneficial  interest in  the net  assets of  the Portfolio
(14.3% at  December 31,  1996).  Valuation of  securities  by the  Portfolio  is
discussed  in Note 2A of the Portfolio's Notes to Financial Statements which are
included elsewhere in this report.
 
B.  INVESTMENT  INCOME,   EXPENSES  AND  REALIZED   AND  UNREALIZED  GAINS   AND
LOSSES  -- The  Fund records  its share of  the investment  income, expenses and
realized and unrealized gains  and losses recorded by  the Portfolio on a  daily
basis.  The investment  income, expenses and  realized and  unrealized gains and
losses are allocated daily to investors  of the Portfolio based upon the  amount
of their investment in the Portfolio.
 
C.  FEDERAL TAXES -- The  Fund's policy is to comply  with the provisions of the
Internal Revenue Code  applicable to regulated  investment companies,  including
the requirement to distribute substantially all of its taxable income, including
any  net realized capital gains on investment transactions, to its shareholders.
Accordingly, no provision for federal income or excise taxes is necessary.
 
D.  DIVIDENDS  AND  DISTRIBUTIONS  --  The  Fund  declares  dividends  from  net
investment  income to  shareholders of  record on  the day  of declaration. Such
dividends are declared daily and paid monthly. Net realized gains, if any,  will
be distributed at least annually. However, to the extent that net realized gains
of  the Fund can be  reduced by capital loss carryovers,  such gains will not be
distributed. Dividends and distributions are recorded on the ex-dividend date.
 
The amounts of dividends from net  investment income and distributions from  net
realized  gains are determined in accordance with federal income tax regulations
which may differ from generally accepted accounting principles. These 'book/tax'
differences are  either considered  temporary  or permanent  in nature.  To  the
extent  these differences are permanent in nature, such amounts are reclassified
within the  composition  of  net  assets  based  upon  their  federal  tax-basis
treatment;   temporary   differences  do   not  require   reclassification.  For
 
                                     SAI-33
 
<PAGE>
<PAGE>

UBS Bond Fund
Notes to Financial Statements
December 31, 1996
- --------------------------------------------------------------------------------
the fiscal  year  ended  December  31,  1996,  the  Fund  increased  accumulated
undistributed  net realized  gains by $6,044,  reduced accumulated undistributed
net investment income  by $4,838 and  decreased paid-in capital  by $1,206.  Net
investment  income, net realized gains and net  assets were not affected by this
change.
 
E. DEFERRED ORGANIZATION EXPENSES -- Expenses incurred by the Fund in connection
with its organization in the amount of $72,500 have been deferred and are  being
amortized  on a straight line basis over five years from the Fund's commencement
of operations (April 2, 1996).
 
F. OTHER --  The Fund  bears all  costs of  its operations  other than  expenses
specifically  assumed by Signature and UBS.  Expenses incurred by the Company on
behalf of any two or more funds are allocated in proportion to the net assets of
each fund, except when allocations of direct expenses to each fund can otherwise
be made fairly. Expenses directly attributable to the Fund are charged  directly
to the Fund.
 
3. AGREEMENTS AND OTHER TRANSACTIONS WITH AFFILIATES
 
A.  ADMINISTRATIVE SERVICES  AGREEMENT -- Under  the terms  of an Administrative
Services Agreement with the  Company, Signature provides overall  administrative
services  and general office facilities. As  compensation for such services, the
Company has agreed to pay Signature a fee, accrued daily and payable monthly, at
an annual rate  of 0.05%  of the  Fund's first  $100 million  average daily  net
assets  and 0.025% of the next $100  million average daily net assets. Signature
does not receive a fee  on average daily net assets  in excess of $200  million.
For  the period April 2, 1996  (commencement of operations) through December 31,
1996, the administrative services fee amounted to $1,526.
 
B. DISTRIBUTION  AGREEMENT  -- Under  the  terms of  a  Distribution  Agreement,
Signature  serves as the distributor of  Fund shares. Signature does not receive
any additional fees for services provided pursuant to this agreement.
 
C. SHAREHOLDER SERVICES  AGREEMENT -- The  Fund has entered  into a  Shareholder
Services  Agreement with UBS pursuant to  which UBS provides certain services to
shareholders of  the Fund.  The Fund  has  agreed to  pay UBS  a fee  for  these
services,  accrued daily and payable monthly, at  an annual rate of 0.25% of the
average daily net assets of the Fund. For the period April 2, 1996 (commencement
of operations) through December 31,  1996, the shareholder service fee  amounted
to $7,632, all of which was waived.
 
D.  FUND SERVICES AGREEMENT -- Under the terms of a Fund Services Agreement with
the Company, UBS has  agreed to provide certain  administrative services to  the
Fund.  UBS  is not  entitled  to any  additional  compensation pursuant  to this
agreement.
 
E. EXPENSE  REIMBURSEMENTS --  UBS has  voluntarily agreed  to limit  the  total
operating  expenses of the Fund, including its share of the Portfolio's expenses
and excluding extraordinary expenses, to an  annual rate of 0.80% of the  Fund's
average  daily  net  assets.  For  the period  April  2,  1996  (commencement of
operations) through  December 31,  1996, UBS  reimbursed the  Fund for  expenses
totaling $80,050 in connection with this voluntary limitation. UBS may modify or
discontinue  this voluntary expense limitation at any time with 30 days' advance
notice to the Fund.
 
                                     SAI-34
 
<PAGE>
<PAGE>

UBS Bond Fund
Notes to Financial Statements
December 31, 1996
- --------------------------------------------------------------------------------
 
4. CAPITAL SHARE TRANSACTIONS
At December 31, 1996 there were 500 million shares of the Company's common stock
authorized, of which 10  million shares were classified  as common stock of  the
Fund.  Transactions  in  shares  of  the  Fund  for  the  period  April  2, 1996
(commencement of operations) through December 31, 1996 were as follows:
 
<TABLE>
<S>                                             <C>
Shares subscribed............................   108,567
Shares issued in reinvestment of dividends
  and distributions..........................     1,278
Shares redeemed..............................   (35,189)
                                                -------
Net increase in shares outstanding...........    74,656
                                                -------
                                                -------
</TABLE>
 
                                     SAI-35
 
<PAGE>
<PAGE>

UBS Bond Fund
Report of Independent Accountants
- --------------------------------------------------------------------------------
 
To the Board of Directors and
Shareholders of UBS Private Investor Funds, Inc.
 
In our opinion, the  accompanying statement of assets  and liabilities, and  the
related  statements of operations and of changes in net assets and the financial
highlights present fairly, in all  material respects, the financial position  of
the  UBS Bond Fund (the  'Fund') (one of the  funds constituting the UBS Private
Investor Funds, Inc.) at December 31,  1996, and the results of its  operations,
the  changes in its net assets and the financial highlights for the period April
2, 1996 (commencement of  operations) through December  31, 1996, in  conformity
with  generally accepted  accounting principles. These  financial statements and
financial highlights (hereafter referred to  as 'financial statements') are  the
responsibility  of the  Fund's management; our  responsibility is  to express an
opinion on these financial statements based on our audit. We conducted our audit
of these financial  statements in  accordance with  generally accepted  auditing
standards  which require that we plan and perform the audit to obtain reasonable
assurance  about  whether  the  financial   statements  are  free  of   material
misstatement.  An audit includes examining, on a test basis, evidence supporting
the  amounts  and  disclosures  in  the  financial  statements,  assessing   the
accounting  principles used  and significant  estimates made  by management, and
evaluating the overall  financial statement  presentation. We  believe that  our
audit provides a reasonable basis for the opinion expressed above.
 
PRICE WATERHOUSE LLP
 
1177 Avenue of the Americas
New York, New York
February 21, 1997
 
                                     SAI-36

<PAGE>
<PAGE>

UBS Bond Portfolio
Schedule of Investments
December 31, 1996
- --------------------------------------------------------------------------------
 
<TABLE>
<CAPTION>
   FACE                                                                     COUPON      MATURITY
  VALUE                          SECURITY DESCRIPTION                        RATE         DATE         VALUE
- ----------   ------------------------------------------------------------   ------      --------    -----------
<C>          <S>                                                            <C>         <C>         <C>
             U.S. TREASURY & U.S. GOVERNMENT AGENCY OBLIGATIONS -- 60.7%
             U.S. TREASURY OBLIGATIONS -- 56.3%
$  150,000   U.S. Treasury Note..........................................    6.25 %      1/31/97    $   150,070
    25,000   U.S. Treasury Note..........................................   6.125 %      5/31/97         25,070
    50,000   U.S. Treasury Note..........................................   6.375 %      6/30/97         50,258
 1,000,000   U.S. Treasury Note..........................................    6.00 %      8/31/97      1,002,810
 1,170,000   U.S. Treasury Note..........................................   5.125 %      6/30/98      1,159,400
 1,290,000   U.S. Treasury Note..........................................    5.25 %      7/31/98      1,279,319
   100,000   U.S. Treasury Note..........................................    7.00 %      4/15/99        102,234
   150,000   U.S. Treasury Note..........................................    6.75 %      5/31/99        152,555
 5,200,000   U.S. Treasury Note..........................................   6.375 %      7/15/99      5,247,112
   155,000   U.S. Treasury Note..........................................   6.875 %      8/31/99        158,246
   145,000   U.S. Treasury Note..........................................   7.125 %      9/30/99        149,010
 1,500,000   U.S. Treasury Bond..........................................   5.875 %     11/15/99      1,494,135
 1,203,000   U.S. Treasury Bond..........................................    7.75 %      1/31/00      1,258,831
 2,600,000   U.S. Treasury Note..........................................   7.125 %      2/29/00      2,676,778
   505,000   U.S. Treasury Note..........................................    6.75 %      4/30/00        514,550
 1,344,000   U.S. Treasury Note..........................................    6.25 %      5/31/00      1,349,457
 1,700,000   U.S. Treasury Note..........................................   6.125 %      7/31/00      1,700,000
   650,000   U.S. Treasury Note..........................................   6.125 %      9/30/00        649,590
 2,250,000   U.S. Treasury Note..........................................    5.75 %     10/31/00      2,220,120
 1,000,000   U.S. Treasury Note..........................................    5.50 %     12/31/00        976,870
   775,000   U.S. Treasury Bond..........................................    6.25 %      4/30/01        776,697
 1,500,000   U.S. Treasury Note..........................................   6.625 %      7/31/01      1,523,910
 1,200,000   U.S. Treasury Note..........................................    6.25 %     10/31/01      1,201,128
   500,000   U.S. Treasury Note..........................................    7.50 %     11/15/01        526,330
   170,000   U.S. Treasury Note..........................................    7.50 %      5/15/02        179,748
   800,000   U.S. Treasury Note..........................................   6.375 %      8/15/02        805,248
    70,000   U.S. Treasury Note..........................................    6.25 %      2/15/03         69,913
   450,000   U.S. Treasury Note..........................................    5.75 %      8/15/03        436,500
   419,000   U.S. Treasury Note..........................................    7.25 %      5/15/04        440,868
   100,000   U.S. Treasury Note..........................................    7.25 %      8/15/04        105,250
 1,450,000   U.S. Treasury Note..........................................    6.50 %     10/15/06      1,457,932
                                                                                                    -----------
                                                                                                     29,839,939
                                                                                                    -----------
             U.S. GOVERNMENT AGENCY OBLIGATIONS -- 4.4%
 1,400,000   Federal Home Loan Mortgage Corp.............................    5.96 %     10/20/00      1,385,342
   995,400   Federal National Mortgage Assc., Pool #250576...............    7.00 %      6/01/26        973,680
                                                                                                    -----------
                                                                                                      2,359,022
                                                                                                    -----------
             TOTAL U.S. TREASURY & U.S. GOVERNMENT AGENCY
               OBLIGATIONS (COST $32,115,403)............................                            32,198,961
                                                                                                    -----------
             CORPORATE OBLIGATIONS -- 27.5%
 
             CORPORATE OBLIGATIONS -- DOMESTIC -- 24.5%
             AEROSPACE/DEFENSE -- 1.0%
   500,000   Lockheed Martin.............................................    6.55 %      5/15/99        502,226
                                                                                                    -----------
             BANKING -- 3.9%
   500,000   BanPonce Corp...............................................    6.75 %      4/26/00        502,195
   500,000   Capital One Bank............................................    6.87 %      8/16/99        502,605
   250,000   Capital One Bank............................................    6.95 %      6/14/00        251,078
   720,000   J.P. Morgan & Co............................................    8.50 %      8/15/03        785,124
                                                                                                    -----------
                                                                                                      2,041,002
                                                                                                    -----------
</TABLE>
 
- ------------------------
See notes to financial statements.
 
                                     SAI-37
 
<PAGE>
<PAGE>

UBS Bond Portfolio
Schedule of Investments
December 31, 1996
- --------------------------------------------------------------------------------
<TABLE>
<CAPTION>
   FACE                                                                     COUPON      MATURITY
  VALUE                          SECURITY DESCRIPTION                        RATE         DATE         VALUE
- ----------   ------------------------------------------------------------   ------      --------    -----------
<C>          <S>                                                            <C>         <C>         <C>
             BROKERAGE -- 3.2%
$  500,000   Goldman Sachs...............................................    6.25 %      2/01/03    $   486,795
   600,000   Lehman Brothers Inc.........................................    7.14 %      9/24/99        606,666
   200,000   Lehman Brothers Inc.........................................    7.25 %      4/15/03        201,266
   400,000   Salomon Inc.................................................    7.25 %      5/01/01        403,549
                                                                                                    -----------
                                                                                                      1,698,276
                                                                                                    -----------
             CHEMICALS -- 0.5%
   250,000   Praxair.....................................................    6.70 %      4/15/01        250,785
                                                                                                    -----------
             ENERGY -- 0.8%
   400,000   Oryx Energy Co..............................................   10.00 %      4/01/01        439,076
                                                                                                    -----------
             FINANCING & LEASING -- 4.8%
   950,000   Associates Corp N.A.........................................    8.50 %      1/10/00      1,005,347
   500,000   CIT Group Holdings..........................................    6.50 %      7/13/98        504,220
   750,000   Countrywide Home Loan.......................................    7.45 %      9/16/03        764,663
   265,000   General Electric Capital Corp...............................   6.875 %      4/15/00        270,239
                                                                                                    -----------
                                                                                                      2,544,469
                                                                                                    -----------
             INDUSTRIAL -- CAPTIVE FINANCE -- 3.2%
   600,000   Caterpillar Financial.......................................    6.77 %     12/29/00        605,274
   500,000   Pitney Bowes Credit.........................................    6.54 %      7/15/99        503,590
   600,000   Sears Roebuck Acceptance Corp...............................    5.59 %      2/16/01        578,790
                                                                                                    -----------
                                                                                                      1,687,654
                                                                                                    -----------
             MEDIA/CABLE -- 2.8%
   600,000   News America Holdings.......................................    7.50 %      3/01/00        613,716
   200,000   Paramount Communications....................................    7.50 %      1/15/02        199,834
   650,000   Tele-Communications Inc.....................................   7.375 %      2/15/00        646,503
                                                                                                    -----------
                                                                                                      1,460,053
                                                                                                    -----------
             NATURAL GAS -- 1.1%
   600,000   Kern River Funding (a)......................................    6.72 %      9/30/01        599,172
                                                                                                    -----------
             REAL ESTATE -- 1.4%
   650,000   Franchise Finance...........................................    7.02 %      2/20/03        638,950
   125,000   Susa Partnership LP.........................................   7.125 %     11/01/03        123,581
                                                                                                    -----------
                                                                                                        762,531
                                                                                                    -----------
             TECHNOLOGY -- 0.9%
   500,000   CSC Enterprises (a).........................................    6.50 %     11/15/01        496,355
                                                                                                    -----------
             UTILITIES -- 0.9%
   464,000   BVPS II Funding Corp........................................    7.38 %     12/01/99        466,320
                                                                                                    -----------
             TOTAL CORPORATE OBLIGATIONS -- DOMESTIC (COST
               $12,864,655)..............................................                            12,947,919
                                                                                                    -----------
             CORPORATE OBLIGATIONS -- FOREIGN -- 2.7%
             BANKING -- 1.7%
   500,000   Banco Central Hispano.......................................    7.50 %      6/15/05        509,585
   400,000   Spintab (a).................................................    7.50 %      8/14/49        403,120
                                                                                                    -----------
                                                                                                        912,705
                                                                                                    -----------
             PAPER & FOREST PRODUCTS -- 1.0%
   500,000   Canadian Pacific Forest.....................................   10.25 %      1/15/03        528,550
                                                                                                    -----------
             TOTAL CORPORATE OBLIGATIONS -- FOREIGN (COST $1,473,146)....                             1,441,255
                                                                                                    -----------
             CORPORATE OBLIGATIONS -- EURODOLLAR -- 0.3%
             ENERGY -- 0.1%
    50,000   BP America Inc..............................................    9.75 %      3/01/99         53,531
                                                                                                    -----------
</TABLE>
 
- ------------------------
See notes to financial statements.
 
                                     SAI-38
 
<PAGE>
<PAGE>

UBS Bond Portfolio
Schedule of Investments
December 31, 1996
- --------------------------------------------------------------------------------
<TABLE>
<CAPTION>
   FACE                                                                     COUPON      MATURITY
  VALUE                          SECURITY DESCRIPTION                        RATE         DATE         VALUE
- ----------   ------------------------------------------------------------   ------      --------    -----------
<C>          <S>                                                            <C>         <C>         <C>
             INDUSTRIAL -- CAPTIVE FINANCE -- 0.2%
$   40,000   Ford Capital BV.............................................    9.75 %      6/05/97    $    40,625
    80,000   Unilever Capital............................................    9.25 %      3/29/00         87,000
                                                                                                    -----------
                                                                                                        127,625
                                                                                                    -----------
             TOTAL CORPORATE OBLIGATIONS -- EURODOLLAR (COST $180,661)...                               181,156
                                                                                                    -----------
             TOTAL CORPORATE OBLIGATIONS (COST $14,518,462)..............                            14,570,330
                                                                                                    -----------
             FOREIGN GOVERNMENT OBLIGATIONS -- 5.5%
             CANADA -- 4.2%
 1,750,000*  Canada Government...........................................    7.50 %      9/01/00      1,376,538
 1,000,000*  Canada Government...........................................    7.00 %      9/01/01        775,493
    50,000   Province of Ontario.........................................   7.375 %      1/27/03         52,107
    50,000   Province of Quebec..........................................   9.125 %      8/22/01         54,875
                                                                                                    -----------
                                                                                                      2,259,013
                                                                                                    -----------
             ITALY -- 0.1%
    20,000   Italy (Euro Bond)...........................................   9.375 %      4/03/97         20,200
                                                                                                    -----------
             JAPAN -- 1.2%
   355,000   Japan Finance Corp..........................................   9.125 %     10/11/00        382,587
   250,000   Japan Finance Corp. for Municipal Enterprises...............    6.85 %      4/15/06        252,145
                                                                                                    -----------
                                                                                                        634,732
                                                                                                    -----------
             TOTAL FOREIGN GOVERNMENT OBLIGATIONS (COST $2,922,758)......                             2,913,945
                                                                                                    -----------
             ASSET BACKED SECURITIES -- 1.8%
             CREDIT CARD RECEIVABLES -- 1.8%
   440,000   First Omni Bank Credit Card Trust, Series 96-A..............    6.65 %      9/15/03        443,709
   500,000   Sears Credit Account Master Trust Series 96-3...............    7.00 %      7/16/08        510,000
                                                                                                    -----------
             TOTAL ASSET BACKED SECURITIES (COST $937,838)...............                               953,709
                                                                                                    -----------
TOTAL INVESTMENTS AT MARKET VALUE -- 95.5%
  (COST $50,494,461).....................................................                            50,636,945
OTHER ASSETS IN EXCESS OF LIABILITIES -- 4.5%............................                             2,363,907
                                                                                                    -----------
NET ASSETS -- 100.0%.....................................................                           $53,000,852
                                                                                                    -----------
                                                                                                    -----------
</TABLE>
 
- ------------------------
 
* Securities denominated in Canadian dollars.
 
(a) Security  exempt from registration under Rule  144A of the Securities Act of
    1933.  These  securities   may  be  resold   in  transactions  exempt   from
    registration,  normally to  qualified institutional buyers.  At December 31,
    1996, the total value of such  securities amounted to $1,498,647 or 2.8%  of
    net assets.
 
SUMMARY OF OPEN FORWARD FOREIGN CURRENCY CONTRACTS
 
<TABLE>
<CAPTION>
                                                                                                       U.S. DOLLAR
                                                    FOREIGN                         U.S. DOLLAR       NET UNREALIZED
                                                 CURRENCY UNITS   U.S. DOLLAR         VALUE AT        APPRECIATION/
          CURRENCY AND SETTLEMENT DATE           PURCHASED/SOLD  COST/PROCEEDS   DECEMBER 31, 1996    (DEPRECIATION)
- ------------------------------------------------ --------------  -------------   ------------------   --------------
<S>                                              <C>             <C>             <C>                  <C>
PURCHASE CONTRACT
German Deutsche Mark, 1/14/97...................    1,342,000     $   863,578        $  873,102          $  9,524
SALE CONTRACTS
Canadian Dollar, 1/13/97........................    2,145,000       1,617,464         1,567,696            49,768
Canadian Dollar, 1/13/97........................      874,767         646,539           639,333             7,206
German Deutsche Mark, 1/14/97...................    1,342,000         892,198           873,102            19,096
                                                                                                          -------
                                                                                                         $ 85,594
                                                                                                          -------
                                                                                                          -------
</TABLE>
 
Note: Based  on the  cost of investments  of $50,516,946 for  Federal Income Tax
      purposes at December 31, 1996, the aggregate gross unrealized appreciation
      and depreciation was $246,232 and $126,233, respectively, resulting in net
      unrealized appreciation of $119,999.
 
See notes to financial statements.
 
                                     SAI-39

<PAGE>
<PAGE>

UBS Bond Portfolio
Statement of Assets and Liabilities
December 31, 1996
- --------------------------------------------------------------------------------
 
<TABLE>
<S>                                                                             <C>
ASSETS:
Investment, at value (cost $50,494,461)....................................     $50,636,945
Cash.......................................................................       1,443,320
Interest receivable........................................................         905,546
Unrealized appreciation on open forward foreign currency contracts.........          85,594
Deferred organization expenses and other assets............................          44,038
                                                                                -----------
     Total Assets..........................................................      53,115,443
                                                                                -----------
LIABILITIES:
Administrative services fees payable.......................................           2,061
Trustees' fees payable.....................................................             877
Organization expenses payable..............................................          42,733
Other accrued expenses.....................................................          68,920
                                                                                -----------
     Total Liabilities.....................................................         114,591
                                                                                -----------
 
NET ASSETS.................................................................     $53,000,852
                                                                                -----------
                                                                                -----------
 
COMPOSITION OF NET ASSETS:
Paid-in capital for beneficial interests...................................     $53,000,852
                                                                                -----------
                                                                                -----------
</TABLE>
 
- ------------------------
See notes to financial statements.
 
                                     SAI-40
 
<PAGE>
<PAGE>

UBS Bond Portfolio
Statement of Operations
For the Period April 2, 1996 (Commencement of Operations) through December 31,
1996
- --------------------------------------------------------------------------------
 
<TABLE>
<S>                                                                <C>            <C>
INVESTMENT INCOME:
Interest......................................................                    $ 1,848,040
 
EXPENSES:
Investment advisory fees......................................     $ 131,348
Administrative services fees..................................        14,594
Audit fees....................................................        39,357
Custodian fees and expenses...................................        27,616
Fund accounting fees..........................................        19,348
Legal fees....................................................        18,766
Amortization of organization expenses.........................         7,508
Trustees' fees................................................         7,508
Insurance expense.............................................         4,151
Miscellaneous expenses........................................         6,110
                                                                   ---------
     Total expenses...........................................       276,306
     Less: Fee waiver.........................................      (131,348)
                                                                   ---------
     Net expenses.............................................                        144,958
                                                                                  -----------
Net investment income.........................................                      1,703,082
                                                                                  -----------
 
NET REALIZED AND UNREALIZED GAIN (LOSS) ON INVESTMENTS
Net realized gain on securities transactions..................                        113,360
Net realized loss on foreign currency transactions............                        (68,736)
Net change in unrealized appreciation of investments..........                        142,484
Net change in unrealized appreciation of foreign currency
  contracts and translations..................................                         84,921
                                                                                  -----------
Net realized and unrealized gain on investments...............                        272,029
                                                                                  -----------
 
NET INCREASE IN NET ASSETS RESULTING FROM OPERATIONS..........                    $ 1,975,111
                                                                                  -----------
                                                                                  -----------
</TABLE>
 
- ------------------------
See notes to financial statements.
 
                                     SAI-41
 
<PAGE>
<PAGE>

UBS Bond Portfolio
Statement of Changes in Net Assets
For the period April 2, 1996 (Commencement of Operations) through December 31,
1996
- --------------------------------------------------------------------------------
 
<TABLE>
<S>                                                                              <C>
INCREASE (DECREASE) IN NET ASSETS FROM:
OPERATIONS:
Net investment income.........................................................   $ 1,703,082
Net realized gain on securities and foreign currency transactions.............        44,624
Net change in unrealized appreciation of investments, foreign currency
  contracts and foreign currency translations.................................       227,405
                                                                                 -----------
Net increase in net assets resulting from operations..........................     1,975,111
                                                                                 -----------
 
CAPITAL TRANSACTIONS:
Proceeds from contributions...................................................    59,142,218
Value of withdrawals..........................................................    (8,116,477)
                                                                                 -----------
Net increase in net assets from capital transactions..........................    51,025,741
                                                                                 -----------
 
NET INCREASE IN NET ASSETS....................................................    53,000,852
 
NET ASSETS:
Beginning of period...........................................................       --
                                                                                 -----------
End of period.................................................................   $53,000,852
                                                                                 -----------
                                                                                 -----------
</TABLE>
 
- ------------------------
See notes to financial statements.
 
                                     SAI-42
 
<PAGE>
<PAGE>

UBS Bond Portfolio
Financial Highlights
For the Period April 2, 1996 (Commencement of Operations) through December 31,
1996
- --------------------------------------------------------------------------------
 
<TABLE>
<S>                                                                                 <C>
RATIOS/SUPPLEMENTAL DATA:
     Net assets, end of period (000's omitted)................................      $53,001
     Ratio of expenses to average net assets(1)...............................         0.50%(2)
     Ratio of net investment income to average net assets(1)..................         5.83%(2)
     Portfolio turnover.......................................................          100%
</TABLE>
 
- ------------------------
(1) Net of fee waivers. Such fee waivers had the effect of reducing the ratio of
    expenses  to average net  assets and increasing the  ratio of net investment
    income to average net assets by 0.45% (annualized).
(2) Annualized.
 
See notes to financial statements.
 
                                     SAI-43

<PAGE>
<PAGE>

UBS Bond Portfolio
Notes to Financial Statements
December 31, 1996
- --------------------------------------------------------------------------------
 
1. GENERAL
UBS  Bond  Portfolio  (the  'Portfolio'),  a  separate  series  of  UBS Investor
Portfolios Trust (the 'Trust'), is  registered under the Investment Company  Act
of  1940, as a diversified, open-end management investment company. The Trust is
organized as a trust under the laws of the State of New York.
 
The investment adviser of the Portfolio  is Union Bank of Switzerland, New  York
Branch  ('UBS').  Signature  Financial  Group (Grand  Cayman),  Ltd.  ('SFG'), a
wholly-owned  subsidiary  of  Signature  Financial  Group,  Inc.,  acts  as  the
Portfolio's administrator and placement agent.
 
2. SIGNIFICANT ACCOUNTING POLICIES
The preparation of financial statements in accordance with accounting principles
generally  accepted in the  United States requires  management to make estimates
and assumptions  that  affect  the  reported  amounts  and  disclosures  in  the
financial  statements.  Actual results  could differ  from those  estimates. The
following is  a  summary of  significant  accounting policies  followed  by  the
Portfolio in the preparation of its financial statements:
 
A.  INVESTMENT VALUATION  -- Debt securities  with a remaining  maturity of more
than 60 days are normally valued by  a pricing service approved by the Board  of
Trustees  (the 'Trustees'). Such  pricing service will  consider various factors
when arriving at  a valuation for  a security. Such  factors include yields  and
prices  of comparable securities, indications as  to values from dealers in such
securities and general  market conditions.  In the  event a  pricing service  is
unable to price a security, the security will be valued by taking the average of
the bid and ask prices as provided by a dealer in such security.
 
Debt  securities that mature  in 60 days  or less are  valued at amortized cost,
which approximates market value.  The amortized cost  method involves valuing  a
security  at its  cost on  the date of  purchase or,  in the  case of securities
purchased with more than 60 days until maturity, at their market value each  day
until  the  61st  day prior  to  maturity,  and thereafter  assuming  a constant
amortization to maturity of the difference  between the principal amount due  at
maturity and such valuation.
 
Securities or other assets for which market quotations are not readily available
are  valued at fair value in accordance with procedures established by and under
the general supervision of the Trustees.
 
B. FOREIGN CURRENCY TRANSLATION -- The  accounting records of the Portfolio  are
maintained  in  U.S.  dollars.  Assets,  including  investment  securities,  and
liabilities denominated in foreign currency are translated into U.S. dollars  at
the  prevailing rate of exchange at year end. Purchases and sales of securities,
income and expenses  are translated at  the prevailing rate  of exchange on  the
respective  dates  of such  transactions.  Gain/loss on  translation  of foreign
currency includes net exchange gains and losses, gains and losses on disposition
of foreign currency and adjustments to the amount of foreign taxes withheld.
 
The assets and liabilities are presented at the exchange rates and market values
at the close  of the year.  The changes in  net assets arising  from changes  in
exchange  rates and the changes  in net assets resulting  from changes in market
prices of securities  held at  year-end are not  separately presented.  However,
gains  and  losses from  certain foreign  currency  transactions are  treated as
ordinary income for U.S. Federal income tax purposes.
 
C. FORWARD FOREIGN CURRENCY  CONTRACTS -- The Portfolio  may enter into  forward
foreign  currency contracts  in connection  with planned  purchases or  sales of
securities or to hedge the U.S. dollar value of portfolio securities denominated
in a  particular  currency. The  Portfolio  could be  exposed  to risks  if  the
counterparties  to the contracts are unable to meet the terms of their contracts
and from unanticipated movements in the value of a foreign currency relative  to
the  U.S. dollar.  The forward  foreign currency  contracts are marked-to-market
daily using the daily exchange rate of the underlying currency and any resulting
gains or  losses are  recorded for  financial statement  purposes as  unrealized
gains or losses until the contract settlement date.
 
                                     SAI-44
 
<PAGE>
<PAGE>

UBS Bond Portfolio
Notes to Financial Statements
December 31, 1996
- --------------------------------------------------------------------------------
 
The  Portfolio's use of forward contracts involves, to varying degrees, elements
of market risk in excess of the amount recognized in the statement of assets and
liabilities. The  contract  or  notional  amounts  reflect  the  extent  of  the
Portfolio's  involvement in  these financial  instruments. Risks  arise from the
possible movements in the foreign  exchange rates underlying these  instruments.
The  unrealized  appreciation/depreciation  on  forward  contracts  reflects the
Portfolio's exposure at year end to credit loss in the event of a counterparty's
failure to perform its obligations.
 
D. ACCOUNTING FOR INVESTMENTS  -- Securities transactions  are accounted for  on
trade date. Realized gains and losses on security transactions are determined on
the  identified  cost  basis.  Interest  income,  adjusted  for  amortization of
premiums and accretion of discounts on investments, is accrued daily.
 
E. U.S. FEDERAL INCOME TAXES -- The Portfolio is considered a partnership  under
the  U. S.  Internal Revenue Code  (the 'Code').  As such, each  investor in the
Portfolio will be  taxed on  its share of  the Portfolio's  ordinary income  and
capital  gains. Accordingly, no provision for federal income taxes is necessary.
It is intended that the Portfolio will be managed in such a way that an investor
will be able  to satisfy the  requirements of the  Code applicable to  regulated
investment companies.
 
F.  DEFERRED  ORGANIZATION EXPENSES  -- Expenses  incurred  by the  Portfolio in
connection with its organization in the amount of $50,000 have been deferred and
are being  amortized  on  a  straight  line  basis  over  five  years  from  the
Portfolio's commencement of operations (April 2, 1996).
 
G.  OTHER -- The Portfolio bears all costs of its operations other than expenses
specifically assumed by UBS and SFG. Expenses incurred by the Trust on behalf of
any two or more portfolios are allocated in proportion to the net assets of each
portfolio, except  when allocations  of direct  expenses to  each portfolio  can
otherwise  be made fairly.  Expenses directly attributable  to the Portfolio are
charged directly to the Portfolio.
 
3. AGREEMENTS AND OTHER TRANSACTIONS WITH AFFILIATES
A. INVESTMENT ADVISORY AGREEMENT -- The  Portfolio has retained the services  of
UBS  as  investment adviser.  UBS  makes the  Portfolio's  day-to-day investment
decisions, arranges for  the execution of  portfolio transactions and  generally
manages  the Portfolio's investments and operations. As compensation for overall
investment management services  the Trust has  agreed to pay  UBS an  investment
advisory  fee, accrued daily and payable monthly,  at an annual rate of 0.45% of
the Portfolio's  average  daily  net  assets.  For  the  period  April  2,  1996
(commencement  of operations) through December  31, 1996, UBS voluntarily agreed
to waive the entire investment advisory fee. Such waiver amounted to $131,348.
 
B. ADMINISTRATIVE SERVICES  AGREEMENT --  Under the terms  of an  Administrative
Services  Agreement with the Trust, SFG provides overall administrative services
and general office facilities  to the Portfolio and  the Trust. As  compensation
for  such  services,  the Portfolio  has  agreed  to pay  SFG  an administrative
services fee, accrued daily and payable monthly,  at an annual rate of 0.05%  of
the  Portfolio's average  daily net  assets. For the  period from  April 2, 1996
(commencement of  operations)  through  December 31,  1996,  the  administrative
services fee amounted to $14,594.
 
C.  EXCLUSIVE  PLACEMENT AGENT  AGREEMENT  -- Under  the  terms of  an Exclusive
Placement Agent Agreement with the Trust, SFG  has agreed to act as the  Trust's
placement  agent. SFG does not receive any additional fees for services provided
pursuant to this agreement.
 
4. PURCHASES AND SALES OF INVESTMENTS
For the period April 2, 1996  (commencement of operations) through December  31,
1996,  purchases  and  sales  of  investment  securities,  excluding  short-term
investments, were as follows:
 
<TABLE>
<CAPTION>
                                                                       PURCHASES        SALES
                                                                      -----------    -----------
<S>                                                                   <C>            <C>
U.S. Government Securities.........................................   $60,905,077    $30,940,595
Corporate obligations..............................................    28,583,638      7,953,111
                                                                      -----------    -----------
          Total....................................................   $89,488,715    $38,893,706
                                                                      -----------    -----------
                                                                      -----------    -----------
</TABLE>
 
                                     SAI-45
 
<PAGE>
<PAGE>

UBS Bond Portfolio
Report of Independent Accountants
- --------------------------------------------------------------------------------
 
To the Board of Trustees and
Investors of UBS Investor Portfolios Trust
 
In our opinion, the accompanying statement of assets and liabilities,  including
the  schedule of  investments, and the  related statements of  operations and of
changes in  net assets  and  the financial  highlights  present fairly,  in  all
material  respects,  the  financial  position of  the  UBS  Bond  Portfolio (the
'Portfolio') (one of  the portfolios  constituting the  UBS Investor  Portfolios
Trust)  at December 31, 1996, and the  results of its operations, the changes in
its net  assets  and the  financial  highlights for  the  period April  2,  1996
(commencement  of  operations) through  December  31, 1996,  in  conformity with
generally accepted accounting principles in  the United States. These  financial
statements  and  financial  highlights  (hereafter  referred  to  as  'financial
statements')  are  the  responsibility   of  the  Portfolio's  management;   our
responsibility  is to express an opinion  on these financial statements based on
our audit. We conducted  our audit of these  financial statements in  accordance
with  generally accepted auditing  standards in the  United States which require
that we plan and perform the audit to obtain reasonable assurance about  whether
the  financial statements are  free of material  misstatement. An audit includes
examining, on a test basis, evidence  supporting the amounts and disclosures  in
the   financial  statements,  assessing  the   accounting  principles  used  and
significant estimates made by management,  and evaluating the overall  financial
statement  presentation. We believe that  our audit, which included confirmation
of securities  at  December  31,  1996 by  correspondence  with  the  custodian,
provides a reasonable basis for the opinion expressed above.
 
PRICE WATERHOUSE
Chartered Accountants
 
Toronto, Ontario
February 21, 1997
 
                                     SAI-46

<PAGE>
<PAGE>

UBS U.S. Equity Fund
Statement of Assets and Liabilities
December 31, 1996
- --------------------------------------------------------------------------------
 
<TABLE>
<S>                                                                                 <C>
ASSETS:
Investment in UBS Investor Portfolios Trust -- UBS U.S. Equity Portfolio, at
  value........................................................................     $9,486,697
Receivable from Adviser........................................................          6,340
Deferred organization expenses and other assets................................         63,344
                                                                                    ----------
          Total Assets.........................................................      9,556,381
                                                                                    ----------
LIABILITIES:
Administrative services fees payable...........................................            341
Directors' fees payable........................................................          1,688
Organization expenses payable..................................................         32,538
Other accrued expenses.........................................................         56,118
                                                                                    ----------
          Total Liabilities....................................................         90,685
                                                                                    ----------
NET ASSETS.....................................................................     $9,465,696
                                                                                    ----------
                                                                                    ----------
 
SHARES OUTSTANDING ($0.001 par value, 10 million shares authorized)............         88,712
                                                                                    ----------
                                                                                    ----------
 
NET ASSET VALUE, OFFERING PRICE AND REDEMPTION PRICE PER SHARE.................        $106.70
                                                                                    ----------
                                                                                    ----------
COMPOSITION OF NET ASSETS:
Shares of common stock, at par.................................................     $       89
Additional paid-in capital.....................................................      8,765,869
Net unrealized appreciation of investments.....................................        684,896
Accumulated undistributed net investment income................................          1,157
Accumulated undistributed net realized gains on investments....................         13,685
                                                                                    ----------
          Net Assets...........................................................     $9,465,696
                                                                                    ----------
                                                                                    ----------
</TABLE>
 
- ------------------------
See notes to financial statements.
 
                                     SAI-47
 
<PAGE>
<PAGE>

UBS U.S. Equity Fund
Statement of Operations
For the Period April 2, 1996 (Commencement of Operations) through December 31,
1996
- --------------------------------------------------------------------------------
 
<TABLE>
<S>                                                                    <C>            <C>
INVESTMENT INCOME
Investment Income and Expenses from UBS Investor Portfolios
  Trust -- UBS U.S. Equity Portfolio
     Dividends.....................................................                   $191,173
     Interest......................................................                     13,296
                                                                                      --------
     Investment income.............................................                    204,469
     Total expenses................................................    $  77,806
     Less: Fee waiver..............................................      (31,133)
                                                                       ---------
     Net expenses..................................................                     46,673
                                                                                      --------
Net Investment Income from UBS Investor Portfolios Trust -- UBS
  U.S. Equity Portfolio............................................                    157,796
EXPENSES
Shareholder service fees...........................................       12,965
Administrative services fees.......................................        2,593
Reports to shareholders expense....................................       22,333
Transfer agent fees................................................       15,763
Audit fees.........................................................       11,259
Amortization of organization expenses..............................       10,886
Fund accounting fees...............................................        8,006
Legal fees.........................................................        7,508
Directors' fees....................................................        6,006
Registration fees..................................................        4,939
Miscellaneous expenses.............................................        4,218
                                                                       ---------
     Total expenses................................................      106,476
     Less: Fee waiver and expense reimbursements...................     (106,476)
                                                                       ---------
     Net expenses..................................................                      --
                                                                                      --------
Net investment income..............................................                    157,796
                                                                                      --------
NET REALIZED AND UNREALIZED GAIN ON INVESTMENTS FROM UBS INVESTOR
  PORTFOLIOS TRUST -- UBS U.S. EQUITY PORTFOLIO
Net realized gain on securities transactions.......................                     13,685
Net change in unrealized appreciation of investments...............                    684,896
                                                                                      --------
Net realized and unrealized gain on investments from UBS Investor
  Portfolios Trust -- UBS U.S. Equity Portfolio....................                    698,581
                                                                                      --------
NET INCREASE IN NET ASSETS RESULTING FROM OPERATIONS...............                   $856,377
                                                                                      --------
                                                                                      --------
</TABLE>
 
- ------------------------
See notes to financial statements.
 
                                     SAI-48
 
<PAGE>
<PAGE>

UBS U.S. Equity Fund
Statement of Changes in Net Assets
For the Period April 2, 1996 (Commencement of Operations) through December 31,
1996
- --------------------------------------------------------------------------------
 
<TABLE>
<S>                                                                                 <C>
INCREASE (DECREASE) IN NET ASSETS FROM:
OPERATIONS:
Net investment income............................................................   $   157,796
Net realized gain on securities transactions.....................................        13,685
Net change in unrealized appreciation of investments.............................       684,896
                                                                                    -----------
Net increase in net assets resulting from operations.............................       856,377
                                                                                    -----------
 
DIVIDENDS TO SHAREHOLDERS FROM:
Net investment income............................................................      (156,639)
                                                                                    -----------
 
TRANSACTIONS IN SHARES OF COMMON STOCK:
Net proceeds from sale of shares.................................................    13,752,890
Net asset value of shares issued to shareholders in reinvestment of dividends....       156,639
Cost of shares redeemed..........................................................    (5,168,571)
                                                                                    -----------
Net increase in net assets from transactions in shares of common stock...........     8,740,958
                                                                                    -----------
 
NET INCREASE IN NET ASSETS.......................................................     9,440,696
 
NET ASSETS:
Beginning of period..............................................................        25,000
                                                                                    -----------
End of period (including undistributed net investment income of $1,157)..........   $ 9,465,696
                                                                                    -----------
                                                                                    -----------
</TABLE>
 
- ------------------------
See notes to financial statements.
 
                                     SAI-49
 
<PAGE>
<PAGE>

UBS U.S. Equity Fund
Financial Highlights
For the Period April 2, 1996 (Commencement of Operations) through December 31,
1996
- --------------------------------------------------------------------------------
 
<TABLE>
<S>                                                                                 <C>
FOR A SHARE OUTSTANDING FOR THE PERIOD
 
Net asset value, beginning of period.....................................           $100.00
                                                                                    -------
Income from investment operations:
     Net investment income...............................................              2.05
     Net realized and unrealized gain on investments.....................              6.69
                                                                                    -------
     Total income from investment operations.............................              8.74
                                                                                    -------
 
Less dividends to shareholders:
     Dividends from net investment income................................             (2.04)
                                                                                    -------
 
Net asset value, end of period...........................................           $106.70
                                                                                    -------
                                                                                    -------
Total return.............................................................              8.74%(1)
 
RATIOS/SUPPLEMENTAL DATA:
     Net assets, end of period (000's omitted)...........................           $ 9,466
     Ratio of expenses to average net assets(2)..........................              0.90%(3)
     Ratio of net investment income to average net assets(2).............              3.04%(3)
</TABLE>
 
- ------------------------
(1) Not annualized.
(2) Includes the Fund's share of UBS Investor Portfolio Trust -- UBS U.S. Equity
    Portfolio  expenses and net of fee  waivers and expense reimbursements. Such
    fee waivers and expense reimbursements had the effect of reducing the  ratio
    of expenses to average net assets and increasing the ratio of net investment
    income to average net assets by 2.65% (annualized).
(3) Annualized.
 
See notes to financial statements.
 
                                     SAI-50

<PAGE>
<PAGE>

UBS U.S. Equity Fund
Notes to Financial Statements
December 31, 1996
- --------------------------------------------------------------------------------
 
1. GENERAL
UBS  U.S.  Equity  Fund  (the  'Fund') is  a  diversified,  no-load  mutual fund
registered under the Investment Company Act of 1940. The Fund is a series of UBS
Private Investor Funds, Inc. (the 'Company'), an open-end management  investment
company organized as a corporation under Maryland law. At December 31, 1996, the
Company  included two  other funds, UBS  Bond Fund and  UBS International Equity
Fund. These financial statements relate only to the Fund.
 
The Fund  had no  operations prior  to  April 2,  1996 other  than the  sale  to
Signature Financial Group, Inc. of 250 shares of common stock for $25,000.
 
The  Fund seeks to  achieve its investment  objective by investing substantially
all of its investable assets  in the UBS U.S.  Equity Portfolio of UBS  Investor
Portfolios  Trust (the  'Portfolio'), an open-end  management investment company
that has the same investment objective as that of the Fund.
 
Signature Broker-Dealer Services, Inc. ('Signature'), a wholly-owned  subsidiary
of  Signature  Financial Group,  Inc., serves  as  the Fund's  administrator and
distributor. Union Bank of  Switzerland, New York Branch  ('UBS') serves as  the
fund services agent to the Fund.
 
The   financial  statements  of   the  Portfolio,  including   its  Schedule  of
Investments, are included  elsewhere within this  report and should  be read  in
conjunction with the Fund's financial statements.
 
2. SIGNIFICANT ACCOUNTING POLICIES
The  preparation of financial  statements in accordance  with generally accepted
accounting principles requires management to make estimates and assumptions that
affect the reported amounts and disclosures in the financial statements.  Actual
results  could  differ  from those  estimates.  Significant  accounting policies
followed by the Fund are as follows:
 
A. INVESTMENT VALUATION -- The value  of the Fund's investment in the  Portfolio
included  in the accompanying  Statement of Assets  and Liabilities reflects the
Fund's proportionate  beneficial interest  in the  net assets  of the  Portfolio
(37.3%  at  December 31,  1996).  Valuation of  securities  by the  Portfolio is
discussed in Note 2A of the Portfolio's Notes to Financial Statements which  are
included elsewhere in this report.
 
B.   INVESTMENT  INCOME,  EXPENSES   AND  REALIZED  AND   UNREALIZED  GAINS  AND
LOSSES -- The  Fund records  its share of  the investment  income, expenses  and
realized  and unrealized gains and  losses recorded by the  Portfolio on a daily
basis. The investment  income, expenses  and realized and  unrealized gains  and
losses  are allocated daily to investors of  the Portfolio based upon the amount
of their investment in the Portfolio.
 
C. FEDERAL TAXES -- The  Fund's policy is to comply  with the provisions of  the
Internal  Revenue Code  applicable to regulated  investment companies, including
the requirement to distribute substantially all of its taxable income, including
any net realized capital gains on investment transactions, to its  shareholders.
Accordingly, no provision for federal income or excise taxes is necessary.
 
D.  DIVIDENDS  AND  DISTRIBUTIONS  --  The  Fund  declares  dividends  from  net
investment income to  shareholders of  record on  the day  of declaration.  Such
dividends  are declared and paid  annually. Net realized gains,  if any, will be
distributed at least annually. However, to the extent that net realized gains of
the Fund can  be reduced  by capital  loss carryovers,  such gains  will not  be
distributed. Dividends and distributions are recorded on the ex-dividend date.
 
The  amounts of dividends from net  investment income and distributions from net
realized gains are determined in accordance with federal income tax  regulations
which may differ from generally accepted accounting principles. These 'book/tax'
differences  are  either considered  temporary or  permanent  in nature.  To the
extent these differences are permanent in nature, such amounts are  reclassified
within  the  composition  of  net  assets  based  upon  their  federal tax-basis
treatment; temporary differences do not require reclassification.
 
                                     SAI-51
 
<PAGE>
<PAGE>

UBS U.S. Equity Fund
Notes to Financial Statements
December 31, 1996
- --------------------------------------------------------------------------------
 
E. DEFERRED ORGANIZATION EXPENSES -- Expenses incurred by the Fund in connection
with its organization in the amount of $72,500 have been deferred and are  being
amortized  on a straight line basis over five years from the Fund's commencement
of operations (April 2, 1996).
 
F. OTHER  -- The  Fund bears  all cost  of its  operations other  than  expenses
specifically  assumed by UBS and Signature.  Expenses incurred by the Company on
behalf of any two or more funds are allocated in proportion to the net assets of
each fund, except when allocations of direct expenses to each fund can otherwise
be made fairly. Expenses directly attributable to the Fund are charged  directly
to the Fund.
 
3. AGREEMENTS AND OTHER TRANSACTIONS WITH AFFILIATES
A.  ADMINISTRATIVE SERVICES  AGREEMENT -- Under  the terms  of an Administrative
Services Agreement with the  Company, Signature provides overall  administrative
services  and general office facilities. As  compensation for such services, the
Company has agreed to pay Signature a fee, accrued daily and payable monthly, at
an annual rate  of 0.05%  of the  Fund's first  $100 million  average daily  net
assets  and 0.025% of the next $100  million average daily net assets. Signature
does not receive a fee on average net assets in excess of $200 million. For  the
period April 2, 1996 (commencement of operations) through December 31, 1996, the
administrative services fee amounted to $2,593.
 
B.  DISTRIBUTION AGREEMENT --  Under the terms of  a Distribution Agreement with
the Company, Signature serves as the distributor of Fund shares. Signature  does
not  receive  any  additional  fees  for  services  provided  pursuant  to  this
agreement.
 
C. SHAREHOLDER SERVICES  AGREEMENT -- The  Fund has entered  into a  Shareholder
Services  Agreement with UBS pursuant to  which UBS provides certain services to
shareholders of  the Fund.  The Fund  has  agreed to  pay UBS  a fee  for  these
services,  accrued daily and payable monthly, at  an annual rate of 0.25% of the
average daily net assets of the Fund. For the period April 2, 1996 (commencement
of operations) through December 31,  1996, the shareholder service fee  amounted
to $12,965, all of which was waived.
 
D.  FUND SERVICES AGREEMENT -- Under the terms of a Fund Services Agreement with
the Company, UBS has  agreed to provide certain  administrative services to  the
Fund.  UBS  is not  entitled  to any  additional  compensation pursuant  to this
agreement.
 
E. EXPENSE  REIMBURSEMENTS --  UBS has  voluntarily agreed  to limit  the  total
operating  expenses of the Fund, including its share of the Portfolio's expenses
and excluding extraordinary expenses, to an  annual rate of 0.90% of the  Fund's
average  daily  net  assets.  For  the period  April  2,  1996  (commencement of
operations) through  December 31,  1996, UBS  reimbursed the  Fund for  expenses
totaling $93,511 in connection with this voluntary limitation. UBS may modify or
discontinue  this voluntary expense limitation at any time with 30 days' advance
notice to the Fund.
 
4. CAPITAL SHARE TRANSACTIONS
At December 31, 1996 there were 500 million shares of the Company's common stock
authorized, of which 10  million shares were classified  as common stock of  the
Fund.  Transactions  in  shares  of  the  Fund  for  the  period  April  2, 1996
(commencement of operations) through December 31, 1996 were as follows:
 
<TABLE>
<S>                                            <C>
Shares subscribed...........................   137,339
Shares issued to shareholders in
  reinvestment of dividends.................     1,465
Shares redeemed.............................   (50,342)
                                               -------
Net increase in shares outstanding..........    88,462
                                               -------
                                               -------
</TABLE>
 
                                     SAI-52
 
<PAGE>
<PAGE>

UBS U.S. Equity Fund
Report of Independent Accountants
- --------------------------------------------------------------------------------
 
To the Board of Directors and
Shareholders of UBS Private Investor Funds, Inc.
 
In our opinion,  the accompanying statement  of assets and  liabilities and  the
related  statements of operations and of changes in net assets and the financial
highlights present fairly, in all  material respects, the financial position  of
the  UBS U.S. Equity  Fund (the 'Fund')  (one of the  funds constituting the UBS
Private Investor  Funds, Inc.)  at December  31, 1996,  and the  results of  its
operations,  the changes in its net assets  and the financial highlights for the
period April 2, 1996 (commencement of operations) through December 31, 1996,  in
conformity  with  generally  accepted  accounting  principles.  These  financial
statements  and  financial  highlights  (hereafter  referred  to  as  'financial
statements') are the responsibility of the Fund's management; our responsibility
is  to express an opinion  on these financial statements  based on our audit. We
conducted our audit of these  financial statements in accordance with  generally
accepted  auditing standards which require that we plan and perform the audit to
obtain reasonable assurance about whether  the financial statements are free  of
material  misstatement. An audit  includes examining, on  a test basis, evidence
supporting the amounts  and disclosures in  the financial statements,  assessing
the accounting principles used and significant estimates made by management, and
evaluating  the overall  financial statement  presentation. We  believe that our
audit provides a reasonable basis for the opinion expressed above.
 
PRICE WATERHOUSE LLP
 
1177 Avenue of the Americas
New York, New York
February 21, 1997
 
                                     SAI-53

<PAGE>
<PAGE>

UBS U.S. Equity Portfolio
Schedule of Investments
December 31, 1996
- --------------------------------------------------------------------------------
 
<TABLE>
<CAPTION>
                                                                                                   MARKET
SHARES                                   SECURITY DESCRIPTION                                       VALUE
- ------   -------------------------------------------------------------------------------------   -----------
<C>      <S>                                                                                     <C>
         COMMON STOCK -- 97.6%
         BANKING & FINANCIAL INSTITUTIONS -- 14.4%
 1,100   BankAmerica Corp.....................................................................   $   109,725
 9,200   Corestates Financial Corp............................................................       477,250
13,100   Great Western Financial..............................................................       379,900
10,050   J. P. Morgan & Co. Inc...............................................................       981,131
14,000   Mellon Bank Corp.....................................................................       994,000
10,700   U.S. Bancorp.........................................................................       480,831
 4,300   Wachovia Corp........................................................................       242,950
                                                                                                 -----------
                                                                                                   3,665,787
                                                                                                 -----------
         CHEMICALS -- 4.2%
 5,690   Dow Chemical Company.................................................................       445,954
20,800   Witco Corp...........................................................................       634,400
                                                                                                 -----------
                                                                                                   1,080,354
                                                                                                 -----------
         CONSUMER FOODS -- 7.4%
17,870   General Mills Co.....................................................................     1,132,511
21,075   H. J. Heinz Co.......................................................................       753,431
                                                                                                 -----------
                                                                                                   1,885,942
                                                                                                 -----------
         CONSUMER GOODS & SERVICES -- 4.8%
23,750   H&R Block Inc........................................................................       688,750
13,500   Readers Digest Association Inc.......................................................       543,375
                                                                                                 -----------
                                                                                                   1,232,125
                                                                                                 -----------
         COSMETICS -- 2.5%
14,010   International Flavors & Fragrances...................................................       630,450
                                                                                                 -----------
         DRUGS & PHARMACEUTICALS -- 10.9%
12,960   American Home Products Corp..........................................................       759,780
 8,500   Baxter International.................................................................       348,500
 8,300   Bristol-Myers Squibb Co..............................................................       902,625
18,977   Pharmacia & Upjohn Inc...............................................................       751,964
                                                                                                 -----------
                                                                                                   2,762,869
                                                                                                 -----------
         INSURANCE -- 5.4%
12,600   American General Corp................................................................       515,025
 4,250   Marsh & McLennan Cos. Inc............................................................       442,000
10,700   Safeco Corp..........................................................................       421,981
                                                                                                 -----------
                                                                                                   1,379,006
                                                                                                 -----------
         LUMBER, PAPER & BUILDING SUPPLIES -- 7.6%
10,550   Potlatch Corp........................................................................       453,650
 6,200   Union Camp Corp......................................................................       296,050
24,800   Weyerhauser Co.......................................................................     1,174,900
                                                                                                 -----------
                                                                                                   1,924,600
                                                                                                 -----------
         MANUFACTURING -- 3.7%
11,510   Minnesota Mining & Manufacturing.....................................................       953,891
                                                                                                 -----------
         NATURAL GAS -- 0.8%
 6,000   NICOR Inc............................................................................       214,500
                                                                                                 -----------
</TABLE>
 
See notes to financial statements.
 
                                     SAI-54
 
<PAGE>
<PAGE>

UBS U.S. Equity Portfolio
Schedule of Investments
December 31, 1996
- --------------------------------------------------------------------------------
<TABLE>
<CAPTION>
                                                                                                   MARKET
SHARES                                   SECURITY DESCRIPTION                                       VALUE
- ------   -------------------------------------------------------------------------------------   -----------
<C>      <S>                                                                                     <C>
         OFFICE EQUIPMENT AND SUPPLIES -- 1.6%
 7,250   Pitney Bowes, Inc....................................................................   $   395,125
                                                                                                 -----------
         PETROLEUM PRODUCTION & SALES -- 7.7%
 4,700   Amoco Corporation....................................................................       378,350
 5,650   Atlantic Richfield Co................................................................       748,625
 7,800   Chevron Corporation..................................................................       507,000
 2,300   Exxon Corporation....................................................................       225,400
 1,120   Texaco Inc...........................................................................       109,900
                                                                                                 -----------
                                                                                                   1,969,275
                                                                                                 -----------
         PRINTING & PUBLISHING -- 0.9%
 9,200   Dun & Bradstreet Corporation.........................................................       218,500
                                                                                                 -----------
         RETAIL -- 4.1%
21,220   J. C. Penney Company, Inc............................................................     1,034,475
                                                                                                 -----------
         TELECOMMUNICATIONS -- 11.0%
15,200   Bell Atlantic Corp...................................................................       984,200
22,350   GTE Corporation......................................................................     1,016,925
 4,700   SBC Communications...................................................................       243,225
16,800   US West Inc..........................................................................       541,800
                                                                                                 -----------
                                                                                                   2,786,150
                                                                                                 -----------
         TOBACCO -- 8.0%
 9,600   American Brands, Inc.................................................................       476,400
10,150   Philip Morris Companies, Inc.........................................................     1,143,144
12,600   UST, Inc.............................................................................       407,925
                                                                                                 -----------
                                                                                                   2,027,469
                                                                                                 -----------
         UTILITIES -- 2.6%
10,750   Baltimore Gas and Electric...........................................................       287,563
 5,860   Central & South West Corp............................................................       150,163
 8,200   Wisconsin Energy Corp................................................................       220,375
                                                                                                 -----------
                                                                                                     658,101
                                                                                                 -----------
TOTAL INVESTMENTS AT MARKET VALUE -- 97.6%
  (COST $23,144,284)..........................................................................    24,818,619
OTHER ASSETS IN EXCESS OF LIABILITIES -- 2.4%.................................................       607,114
                                                                                                 -----------
NET ASSETS -- 100.0%..........................................................................   $25,425,733
                                                                                                 -----------
                                                                                                 -----------
</TABLE>
 
- ------------------------
 
Note: Based  upon the cost of investments  of $23,146,237 for Federal Income Tax
      purposes at December 31, 1996, the aggregate gross unrealized appreciation
      and depreciation was $2,047,624  and $375,242, respectively, resulting  in
      net unrealized appreciation of $1,672,382.
 
- ------------------------
See notes to financial statements.
 
                                     SAI-55

<PAGE>
<PAGE>

UBS U.S. Equity Portfolio
Statement of Assets and Liabilities
December 31, 1996
- --------------------------------------------------------------------------------
 
<TABLE>
<S>                                                                              <C>
ASSETS:
Investment, at value (cost $23,144,284).....................................     $24,818,619
Cash........................................................................       2,980,844
Dividends and interest receivable...........................................          81,913
Deferred organization expenses and other assets.............................          43,094
                                                                                 -----------
     Total Assets...........................................................      27,924,470
                                                                                 -----------
 
LIABILITIES:
Administrative services fees payable........................................             964
Trustees' fees payable......................................................           1,929
Payable for investment securities purchased.................................       2,382,507
Organization expenses payable...............................................          42,733
Other accrued expenses......................................................          70,604
                                                                                 -----------
     Total Liabilities......................................................       2,498,737
                                                                                 -----------
NET ASSETS..................................................................     $25,425,733
                                                                                 -----------
                                                                                 -----------
 
NET ASSETS CONSIST OF:
Paid-in capital for beneficial interests....................................     $25,425,733
                                                                                 -----------
                                                                                 -----------
</TABLE>
 
- ------------------------
 
See notes to financial statements.
 
                                     SAI-56
 
<PAGE>
<PAGE>

UBS U.S. Equity Portfolio
Statement of Operations
For the Period April 2, 1996 (Commencement of Operations) through December 31,
1996
- --------------------------------------------------------------------------------
 
<TABLE>
<S>                                                                   <C>           <C>
INVESTMENT INCOME
Dividends..........................................................   $524,846
Interest...........................................................     35,449
                                                                      --------
     Investment income.............................................                 $  560,295
 
EXPENSES
Investment advisory fees...........................................     84,435
Administrative services fees.......................................      7,036
Audit fees.........................................................     39,357
Custodian fees and expenses........................................     24,387
Fund accounting fees...............................................     19,348
Legal fees.........................................................     15,273
Amortization of organization expenses..............................      7,508
Trustees' fees.....................................................      7,508
Insurance expense..................................................      1,647
Miscellaneous expenses.............................................      6,110
                                                                      --------
     Total expenses................................................    212,609
     Less: Fee waiver..............................................    (84,435)
                                                                      --------
     Net expenses..................................................                    128,174
                                                                                    ----------
Net investment income..............................................                    432,121
                                                                                    ----------
 
NET REALIZED AND UNREALIZED GAIN ON INVESTMENTS
Net realized gain on securities transactions.......................                      1,679
Net change in unrealized appreciation of investments...............                  1,674,335
                                                                                    ----------
Net realized and unrealized gain on investments....................                  1,676,014
                                                                                    ----------
 
NET INCREASE IN NET ASSETS RESULTING FROM OPERATIONS...............                 $2,108,135
                                                                                    ----------
                                                                                    ----------
</TABLE>
 
- ------------------------
 
See notes to financial statements.
 
                                     SAI-57
 
<PAGE>
<PAGE>

UBS U.S. Equity Portfolio
Statement of Changes in Net Assets
For the Period April 2, 1996 (Commencement of Operations) through December 31,
1996
- --------------------------------------------------------------------------------
 
<TABLE>
<S>                                                                                 <C>
INCREASE (DECREASE) IN NET ASSETS FROM:
OPERATIONS:
Net investment income............................................................   $   432,121
Net realized gain on securities transactions.....................................         1,679
Net change in unrealized appreciation of investments.............................     1,674,335
                                                                                    -----------
Net increase in net assets resulting from operations.............................     2,108,135
                                                                                    -----------
 
CAPITAL TRANSACTIONS:
Proceeds from contributions......................................................    30,786,561
Value of withdrawals.............................................................    (7,468,963)
                                                                                    -----------
Net increase in net assets from capital transactions.............................    23,317,598
                                                                                    -----------
 
NET INCREASE IN NET ASSETS.......................................................    25,425,733
 
NET ASSETS:
Beginning of period..............................................................       --
                                                                                    -----------
End of period....................................................................   $25,425,733
                                                                                    -----------
                                                                                    -----------
</TABLE>
 
- ------------------------
 
See notes to financial statements.
 
                                     SAI-58
 
<PAGE>
<PAGE>

UBS U.S. Equity Portfolio
Financial Highlights
For the Period April 2, 1996 (Commencement of Operations) through December 31,
1996
- --------------------------------------------------------------------------------
 
<TABLE>
<S>                                                                                 <C>
RATIOS/SUPPLEMENTAL DATA:
     Net Assets, end of period (000's omitted)................................      $25,426
     Average commission per share.............................................      $  0.06
     Ratio of expenses to average net assets(1)...............................         0.91%(2)
     Ratio of net investment income to average net assets(1)..................         3.07%(2)
     Portfolio turnover.......................................................           19%
</TABLE>
 
- ------------------------
(1) Net of fee waivers. Such fee waivers had the effect of reducing the ratio of
    expenses  to average net  assets and increasing the  ratio of net investment
    income to average net assets by 0.60% (annualized).
(2) Annualized.
 
- ------------------------
 
See notes to financial statements.
 
                                     SAI-59

<PAGE>
<PAGE>

UBS U.S. Equity Portfolio
Notes to Financial Statements
December 31, 1996
- --------------------------------------------------------------------------------
 
1. GENERAL
UBS  U.S. Equity Portfolio (the 'Portfolio'),  a separate series of UBS Investor
Portfolios Trust (the 'Trust'), is  registered under the Investment Company  Act
of  1940, as a diversified, open-end management investment company. The Trust is
organized as a trust under the laws of the State of New York.
 
The investment adviser of the Portfolio  is Union Bank of Switzerland, New  York
Branch  ('UBS').  Signature  Financial  Group (Grand  Cayman),  Ltd.  ('SFG'), a
wholly-owned  subsidiary  of  Signature  Financial  Group,  Inc.,  acts  as  the
Portfolio's administrator and placement agent.
 
2. SIGNIFICANT ACCOUNTING POLICIES
The preparation of financial statements in accordance with accounting principles
generally  accepted in the  United States requires  management to make estimates
and assumptions  that  affect  the  reported  amounts  and  disclosures  in  the
financial  statements.  Actual results  could differ  from those  estimates. The
following is  a  summary of  significant  accounting policies  followed  by  the
Portfolio in the preparation of its financial statements:
 
A.  INVESTMENT VALUATION  -- Equity  securities in  the portfolio  are valued at
their last sale price on the exchange on which they are primarily traded, or  in
the  absence of recorded sales, at the  average of readily available closing bid
and asked prices, or at the quoted bid price. Unlisted securities are valued  at
the average of the quoted bid and asked prices in the over-the-counter market.
 
Options  on stock indices traded on  national securities exchanges are valued at
their last sale  price as of  the close  of options trading  on such  exchanges.
Stock  index futures  and related  options traded  on commodities  exchanges are
valued at their last sales price as of the close of such exchanges.
 
Securities or other assets for which market quotations are not readily available
are valued at fair value in accordance with procedures established by and  under
the general supervision of the Portfolio's Board of Trustees (the 'Trustees').
 
Debt  securities that mature  in 60 days  or less are  valued at amortized cost,
which approximates market value.  The amortized cost  method involves valuing  a
security  at its  cost on  the date of  purchase or,  in the  case of securities
purchased with more than 60 days until maturity, at their market value each  day
until  the  61st  day prior  to  maturity,  and thereafter  assuming  a constant
amortization to maturity of the difference  between the principal amount due  at
maturity and such valuation.
 
B.  ACCOUNTING FOR INVESTMENTS  -- Securities transactions  are accounted for on
trade date. Realized gains and losses on security transactions are determined on
the  identified  cost  basis.  Dividend  income  and  other  distributions  from
portfolio  securities  are recorded  on the  ex-dividend date.  Interest income,
adjusted for amortization of premiums and accretion of discounts on investments,
is accrued daily.
 
C. U. S. FEDERAL INCOME TAXES -- The Portfolio is considered a partnership under
the U. S.  Internal Revenue Code  (the 'Code').  As such, each  investor in  the
Portfolio  will be  taxed on  its share of  the Portfolio's  ordinary income and
capital gains. Accordingly, no provision for federal income taxes is  necessary.
It is intended that the Portfolio will be managed in such a way that an investor
will  be able to  satisfy the requirements  of the Code  applicable to regulated
investment companies.
 
D. DEFERRED  ORGANIZATION EXPENSES  --  Expenses incurred  by the  Portfolio  in
connection with its organization in the amount of $50,000 have been deferred and
are  being  amortized  on  a  straight  line  basis  over  five  years  from the
Portfolio's commencement of operations (April 2, 1996).
 
E. OTHER -- The Portfolio bears all costs of its operations other than  expenses
specifically assumed by UBS and SFG. Expenses incurred by the Trust on behalf of
any   two   or   more   portfolios   are   allocated   in   proportion   to  the
 
                                     SAI-60
 
<PAGE>
<PAGE>

UBS U.S. Equity Portfolio
Notes to Financial Statements
December 31, 1996
- --------------------------------------------------------------------------------
 
net assets of each portfolio, except when allocations of direct expenses to each
portfolio can otherwise be  made fairly. Expenses  directly attributable to  the
Portfolio are charged directly to the Portfolio.
 
3. AGREEMENTS AND OTHER TRANSACTIONS WITH AFFILIATES
A.  INVESTMENT ADVISORY AGREEMENT -- The  Portfolio has retained the services of
UBS as  investment  adviser. UBS  makes  the Portfolio's  day-to-day  investment
decisions,  arranges for the  execution of portfolio  transactions and generally
manages the Portfolio's investments and operations. As compensation for  overall
investment  management services  the Trust has  agreed to pay  UBS an investment
advisory fee, accrued daily and payable monthly,  at an annual rate of 0.60%  of
the  Portfolio's  average  daily  net  assets.  For  the  period  April  2, 1996
(commencement of operations) through December  31, 1996, UBS voluntarily  agreed
to waive the entire investment advisory fee. Such waiver amounted to $84,435.
 
B.  ADMINISTRATIVE SERVICES  AGREEMENT -- Under  the terms  of an Administrative
Services Agreement with the Trust, SFG provides overall administrative  services
and  general office facilities  to the Portfolio and  the Trust. As compensation
for such  services,  the Portfolio  has  agreed  to pay  SFG  an  administrative
services  fee, accrued daily and payable monthly,  at an annual rate of 0.05% of
the Portfolio's  average  daily  net  assets.  For  the  period  April  2,  1996
(commencement  of  operations)  through December  31,  1996,  the administrative
services fee amounted to $7,036.
 
C. EXCLUSIVE  PLACEMENT AGENT  AGREEMENT  -- Under  the  terms of  an  Exclusive
Placement  Agent Agreement with the Trust, SFG  has agreed to act as the Trust's
placement agent. SFG does not receive any additional fees for services  provided
pursuant to this agreement.
 
4. PURCHASES AND SALES OF INVESTMENTS
For  the period April 2, 1996  (commencement of operations) through December 31,
1996,  purchases  and  sales  of  investment  securities,  excluding  short-term
investments, aggregated $26,712,324 and $3,569,719, respectively.
 
                                     SAI-61
 
<PAGE>
<PAGE>

UBS U.S. Equity Portfolio
Report of Independent Accountants
- --------------------------------------------------------------------------------
 
To the Board of Trustees and
Investors of UBS Investor Portfolios Trust
 
In  our opinion, the accompanying statement of assets and liabilities, including
the schedule of  investments, and the  related statements of  operations and  of
changes  in  net assets  and  the financial  highlights  present fairly,  in all
material respects, the financial position, of the UBS U.S. Equity Portfolio (the
'Portfolio') (one  of the  portfolios constituting  the UBS  Investor  Portfolio
Trust)  at December 31, 1996, and the  results of its operations, the changes in
its net  assets  and the  financial  highlights for  the  period April  2,  1996
(commencement  of  operations) through  December  31, 1996,  in  conformity with
generally accepted accounting principles in  the United States. These  financial
statements  and  financial  highlights  (hereafter  referred  to  as  'financial
statements')  are  the  responsibility   of  the  Portfolio's  management;   our
responsibility  is to express an opinion  on these financial statements based on
our audit. We conducted  our audit of these  financial statements in  accordance
with  generally accepted auditing  standards in the  United States which require
that we plan and perform the audit to obtain reasonable assurance about  whether
the  financial statements are  free of material  misstatement. An audit includes
examining, on a test basis, evidence  supporting the amounts and disclosures  in
the   financial  statements,  assessing  the   accounting  principles  used  and
significant estimates made by management,  and evaluating the overall  financial
statement  presentation. We believe that  our audit, which included confirmation
of securities at  December 31,  1996 by  correspondence with  the custodian  and
brokers, provides a reasonable basis for the opinion expressed above.
 
PRICE WATERHOUSE
Chartered Accountants
 
Toronto, Ontario
February 21, 1997
 
                                     SAI-62

<PAGE>
<PAGE>

UBS International Equity Fund
Statement of Assets and Liabilities
December 31, 1996
- --------------------------------------------------------------------------------
 
<TABLE>
<S>                                                                                <C>
ASSETS:
Investment in UBS Investor Portfolios Trust -- UBS International Equity
  Portfolio, at value.........................................................     $26,610,544
Receivable from Adviser.......................................................           7,091
Tax reclaim receivable........................................................          29,290
Deferred organization expenses and other assets...............................          63,600
                                                                                   -----------
          Total Assets........................................................      26,710,525
                                                                                   -----------
LIABILITIES:
Administrative services fees payable..........................................             568
Directors' fees payable.......................................................             341
Organization expenses payable.................................................          32,509
Other accrued expenses........................................................          53,378
                                                                                   -----------
          Total Liabilities...................................................          86,796
                                                                                   -----------
NET ASSETS....................................................................     $26,623,729
                                                                                   -----------
                                                                                   -----------
SHARES OUTSTANDING ($0.001 par value, 10 million shares authorized)...........         258,877
                                                                                   -----------
                                                                                   -----------
NET ASSET VALUE, OFFERING PRICE AND REDEMPTION PRICE PER SHARE................         $102.84
                                                                                   -----------
                                                                                   -----------
COMPOSITION OF NET ASSETS:
Shares of common stock, at par................................................     $       259
Additional paid-in capital....................................................      26,227,022
Net unrealized appreciation of investments, foreign currency contracts and
  foreign currency translations...............................................         340,608
Accumulated undistributed net investment income...............................          18,022
Accumulated undistributed net realized gains on securities and foreign
  currency translations.......................................................          37,818
                                                                                   -----------
          Net Assets..........................................................     $26,623,729
                                                                                   -----------
                                                                                   -----------
</TABLE>
 
- ------------------------
See notes to financial statements.
 
                                     SAI-63
 
<PAGE>
<PAGE>

UBS International Equity Fund
Statement of Operations
For the Period April 2, 1996 (Commencement of Operations) through December 31,
1996
- --------------------------------------------------------------------------------
 
<TABLE>
<S>                                                                    <C>           <C>
INVESTMENT INCOME
Investment Income and Expenses allocated from UBS Investor
  Portfolios Trust -- UBS International Equity Portfolio
     Dividends (net of foreign withholding tax of $14,285).........                  $194,621
     Interest......................................................                    66,737
                                                                                     --------
     Investment income.............................................                   261,358
     Total expenses................................................    $137,406
     Less: Fee waiver..............................................     (63,711)
                                                                       --------
     Net expenses..................................................                    73,695
                                                                                     --------
Net Investment Income from UBS Investor Portfolios Trust -- UBS
  International Equity Portfolio...................................                   187,663
 
EXPENSES
     Shareholder service fees......................................      20,658
     Administrative services fees..................................       4,131
     Reports to shareholders expense...............................      22,333
     Transfer agent fees...........................................      15,763
     Audit fees....................................................      11,259
     Amortization of organization expenses.........................      10,886
     Fund accounting fees..........................................       8,006
     Legal fees....................................................     . 7,508
     Directors' fees...............................................       6,006
     Registration fees.............................................       2,944
     Miscellaneous expenses........................................       4,849
                                                                       --------
          Total expenses...........................................     114,343
          Less: Fee waiver and expense reimbursements..............     (73,557)
                                                                       --------
          Net expenses.............................................                    40,786
                                                                                     --------
Net investment income..............................................                   146,877
                                                                                     --------
 
NET REALIZED AND UNREALIZED GAIN (LOSS) ON INVESTMENTS FROM UBS
  INVESTOR PORTFOLIOS TRUST -- UBS INTERNATIONAL EQUITY PORTFOLIO
Net realized gain on securities transactions.......................                   132,573
Net realized gain on foreign currency transactions.................                     2,984
Net change in unrealized appreciation of investments...............                   342,866
Net change in unrealized depreciation of foreign currency contracts
  and translations.................................................                    (2,258)
                                                                                     --------
Net realized and unrealized gain on investments from UBS Investor
  Portfolios Trust -- UBS International Equity Portfolio...........                   476,165
                                                                                     --------
NET INCREASE IN NET ASSETS RESULTING FROM OPERATIONS...............                  $623,042
                                                                                     --------
                                                                                     --------
</TABLE>
 
- ------------------------
See notes to financial statements.
 
                                     SAI-64

<PAGE>
<PAGE>

UBS International Equity Fund
Statement of Changes in Net Assets
For the period April 2, 1996 (Commencement of Operations) through December 31,
1996
- --------------------------------------------------------------------------------
 
<TABLE>
<S>                                                                                 <C>
INCREASE (DECREASE) IN NET ASSETS FROM:
OPERATIONS:
Net investment income............................................................   $   146,877
Net realized gain on securities and foreign currency transactions................       135,557
Net change in unrealized appreciation of investments, foreign currency contracts
  and foreign currency translations..............................................       340,608
                                                                                    -----------
Net increase in net assets resulting from operations.............................       623,042
                                                                                    -----------
 
DIVIDENDS AND DISTRIBUTIONS TO SHAREHOLDERS FROM:
Net investment income............................................................      (136,578)
Net realized gains on investments................................................       (94,755)
                                                                                    -----------
Total dividends and distributions to shareholders................................      (231,333)
                                                                                    -----------
 
TRANSACTIONS IN SHARES OF COMMON STOCK:
Net proceeds from sale of shares.................................................    30,851,057
Net asset value of shares issued to shareholders in reinvestment of dividends and
  distributions..................................................................       229,580
Cost of shares redeemed..........................................................    (4,873,617)
                                                                                    -----------
Net increase in net assets from transactions in shares of common stock...........    26,207,020
                                                                                    -----------
 
NET INCREASE IN NET ASSETS.......................................................    26,598,729
 
NET ASSETS:
Beginning of period..............................................................        25,000
                                                                                    -----------
End of period (including undistributed net investment income of $18,022).........   $26,623,729
                                                                                    -----------
                                                                                    -----------
</TABLE>
 
- ------------------------
See notes to financial statements.
 
                                     SAI-65
 
<PAGE>
<PAGE>

UBS International Equity Fund
Financial Highlights
For the period April 2, 1996 (Commencement of Operations) through December 31,
1996
- --------------------------------------------------------------------------------
 
<TABLE>
<S>                                                                                <C>
FOR A SHARE OUTSTANDING FOR THE PERIOD
Net asset value, beginning of period....................................           $100.00
                                                                                   -------
Income from Investment Operations:
     Net investment income..............................................              1.08
     Net realized and unrealized gain on investments, foreign currency
       contracts and foreign currency translations......................              3.54
                                                                                   -------
     Total income from investment operations............................              4.62
                                                                                   -------
 
Less Dividends and Distributions to Shareholders:
     Dividends from net investment income...............................            (1.05)
     Distributions from net realized gains..............................            (0.73)
                                                                                   -------
     Total dividends and distributions..................................            (1.78)
                                                                                   -------
Net asset value, end of period..........................................           $102.84
                                                                                   -------
                                                                                   -------
Total Return............................................................              4.65%(1)
 
RATIOS/SUPPLEMENTAL DATA:
     Net assets, end of period (000s omitted)...........................           $26,624
     Ratio of expenses to average net assets(2).........................              1.39%(3)
     Ratio of net investment income to average net assets(2)............              1.78%(3)
</TABLE>
 
- ------------------------
(1) Not annualized.
(2) Includes   the  Fund's  share  of  UBS   Investor  Portfolio  Trust  --  UBS
    International Equity Portfolio expenses and  net of fee waivers and  expense
    reimbursements.  Such fee waivers and  expense reimbursements had the effect
    of reducing the ratio of expenses  to average net assets and increasing  the
    ratio of net investment income to average net assets by 1.66% (annualized).
(3) Annualized.
 
See notes to financial statements.
 
                                     SAI-66

<PAGE>
<PAGE>

UBS International Equity Fund
Notes to Financial Statements
December 31, 1996
- --------------------------------------------------------------------------------
 
1. GENERAL
UBS International Equity Fund (the 'Fund') is a diversified, no-load mutual fund
registered under the Investment Company Act of 1940. The Fund is a series of UBS
Private  Investor Funds, Inc. (the 'Company'), an open-end management investment
company organized as a corporation under Maryland law. At December 31, 1996, the
Company included two other funds, UBS Bond Fund and UBS U.S. Equity Fund.  These
financial statements relate only to the Fund.
 
The  Fund  had no  operations prior  to April  2,  1996 other  than the  sale to
Signature Financial Group, Inc. of 250 shares of common stock for $25,000.
 
The Fund seeks to  achieve its investment  objective by investing  substantially
all  of its investable assets  in the UBS International  Equity Portfolio of UBS
Investor Portfolios Trust (the  'Portfolio'), an open-end management  investment
company that has the same investment objective as that of the Fund.
 
Signature  Broker-Dealer Services, Inc. ('Signature'), a wholly-owned subsidiary
of Signature  Financial Group,  Inc.,  serves as  the Fund's  administrator  and
distributor.  Union Bank of  Switzerland, New York Branch  ('UBS') serves as the
fund services agent to the Fund.
 
The  financial  statements   of  the  Portfolio,   including  its  Schedule   of
Investments,  are included  elsewhere within this  report and should  be read in
conjunction with the Fund's financial statements.
 
2. SIGNIFICANT ACCOUNTING POLICIES
The preparation of  financial statements in  accordance with generally  accepted
accounting principles requires management to make estimates and assumptions that
affect  the reported amounts and disclosures in the financial statements. Actual
results could  differ  from  those estimates.  Significant  accounting  policies
followed by the Fund are as follows:
 
A.  INVESTMENT VALUATION -- The value of  the Fund's investment in the Portfolio
included in the accompanying  Statement of Assets  and Liabilities reflects  the
Fund's  proportionate beneficial  interest in  the net  assets of  the Portfolio
(64.0% at  December 31,  1996).  Valuation of  securities  by the  Portfolio  is
discussed  in Note 2A of the Portfolio's Notes to Financial Statements which are
included elsewhere in this report.
 
B.  INVESTMENT  INCOME,   EXPENSES  AND  REALIZED   AND  UNREALIZED  GAINS   AND
LOSSES  -- The  Fund records  its share of  the investment  income, expenses and
realized and unrealized gains  and losses recorded by  the Portfolio on a  daily
basis.  The investment  income, expenses and  realized and  unrealized gains and
losses are allocated daily to investors  of the Portfolio based upon the  amount
of  their investment in  the Portfolio. The amount  of foreign withholding taxes
deducted from the dividend  income allocated to the  Fund from the Portfolio  is
net of amounts the Fund expects to recover from foreign tax authorities.
 
C.  FEDERAL TAXES -- The  Fund's policy is to comply  with the provisions of the
Internal Revenue Code  applicable to regulated  investment companies,  including
the requirement to distribute substantially all of its taxable income, including
any  net realized capital gains on investment transactions, to its shareholders.
Accordingly, no provision for federal income or excise taxes is necessary.
 
D.  DIVIDENDS  AND  DISTRIBUTIONS  --  The  Fund  declares  dividends  from  net
investment  income to  shareholders of  record on  the day  of declaration. Such
dividends are declared and  paid annually. Net realized  gains, if any, will  be
distributed at least annually. However, to the extent that net realized gains of
the  Fund can  be reduced  by capital  loss carryovers,  such gains  will not be
distributed. Dividends and distributions are recorded on the ex-dividend date.
 
The amounts of dividends from net  investment income and distributions from  net
realized  gains are determined in accordance with federal income tax regulations
which may differ from generally accepted
 
                                     SAI-67
 
<PAGE>
<PAGE>

UBS International Equity Fund
Notes to Financial Statements
December 31, 1996
- --------------------------------------------------------------------------------
accounting  principles.  These  'book/tax'  differences  are  either  considered
temporary  or permanent in nature. To the extent these differences are permanent
in nature, such amounts  are reclassified within the  composition of net  assets
based  upon  their federal  tax-basis  treatment; temporary  differences  do not
require reclassification. For the fiscal year ended December 31, 1996, the  Fund
increased  accumulated undistributed net investment  income by $7,723, decreased
accumulated undistributed net  realized gains  by $2,984  and decreased  paid-in
capital by $4,739. Net investment income, net realized gains and net assets were
not affected by this change.
 
E. DEFERRED ORGANIZATION EXPENSES -- Expenses incurred by the Fund in connection
with  its organization in the amount of $72,500 have been deferred and are being
amortized on a straight line basis over five years from the Fund's  commencement
of operations (April 2, 1996).
 
F.  OTHER --  The Fund  bears all  costs of  its operations  other than expenses
specifically assumed by Signature and UBS.  Expenses incurred by the Company  on
behalf of any two or more funds are allocated in proportion to the net assets of
each fund, except when allocations of direct expenses to each fund can otherwise
be  made fairly. Expenses directly attributable to the Fund are charged directly
to the Fund.
 
3. AGREEMENTS AND OTHER TRANSACTIONS WITH AFFILIATES
A. ADMINISTRATIVE SERVICES  AGREEMENT --  Under the terms  of an  Administrative
Services  Agreement with the Company,  Signature provides overall administrative
services and general office facilities.  As compensation for such services,  the
Company has agreed to pay Signature a fee, accrued daily and payable monthly, at
an  annual rate  of 0.05%  of the  Fund's first  $100 million  average daily net
assets and 0.025% of the next  $100 million average daily net assets.  Signature
does  not receive a fee  on average daily net assets  in excess of $200 million.
For the period April 2, 1996  (commencement of operations) through December  31,
1996, the administrative services fee amounted to $4,131.
 
B.  DISTRIBUTION AGREEMENT --  Under the terms of  a Distribution Agreement with
the Company, Signature serves as the distributor of Fund shares. Signature  does
not  receive  any  additional  fees  for  services  provided  pursuant  to  this
agreement.
 
C. SHAREHOLDER SERVICES  AGREEMENT -- The  Fund has entered  into a  Shareholder
Services  Agreement with UBS pursuant to  which UBS provides certain services to
shareholders of  the Fund.  The Fund  has  agreed to  pay UBS  a fee  for  these
services,  accrued daily and payable monthly, at  an annual rate of 0.25% of the
average daily net assets of the Fund. For the period April 2, 1996 (commencement
of operations) through December 31,  1996, the shareholder service fee  amounted
to $20,658, all of which was waived.
 
D.  FUND SERVICES AGREEMENT -- Under the terms of a Fund Services Agreement with
the Company, UBS has  agreed to provide certain  administrative services to  the
Fund.  UBS  is not  entitled  to any  additional  compensation pursuant  to this
agreement.
 
E. EXPENSE  REIMBURSEMENTS --  UBS has  voluntarily agreed  to limit  the  total
operating  expenses of the Fund, including its share of the Portfolio's expenses
and excluding extraordinary expenses. For the period April 2, 1996 (commencement
of operations) through December  26, 1996, the  Fund's total operating  expenses
were  limited to  an annual  rate of  1.40%. Effective  December 27,  1996, this
expense limitation was reduced to an annual rate of 0.95% of the Fund's  average
daily  net assets.  For the  period April  2, 1996  (commencement of operations)
through December 31, 1996, UBS reimbursed the Fund for expenses totaling $52,899
in connection  with  this  voluntary  limitation.  The  Adviser  may  modify  or
discontinue  this voluntary expense limitation at any time with 30 days' advance
notice to the Fund.
 
                                     SAI-68
 
<PAGE>
<PAGE>

UBS International Equity Fund
Notes to Financial Statements
December 31, 1996
- --------------------------------------------------------------------------------
 
4. CAPITAL SHARE TRANSACTIONS
At December 31, 1996 there were 500 million shares of the Company's common stock
authorized, of which 10  million shares were classified  as common stock of  the
Fund.  Transactions  in  shares  of  the  Fund  for  the  period  April  2, 1996
(commencement of operations) through December 31, 1996 were as follows:
 
<TABLE>
<S>                                                      <C>
Shares subscribed.....................................   304,954
Shares issued to shareholders in reinvestment
  of dividends and distributions......................     2,281
Shares redeemed.......................................   (48,608)
                                                         -------
Net increase in shares outstanding....................   258,627
                                                         -------
                                                         -------
</TABLE>
 
                                     SAI-69

<PAGE>
<PAGE>

UBS International Equity Fund
Report of Independent Accountants
- --------------------------------------------------------------------------------
 
To the Board of Directors
and Shareholders of
UBS PRIVATE INVESTOR FUNDS, INC.
 
In  our opinion,  the accompanying statement  of assets and  liabilities and the
related statements of operations and of changes in net assets and the  financial
highlights  present fairly, in all material  respects, the financial position of
the UBS International Equity  Fund (the 'Fund') (one  of the funds  constituting
UBS  Private Investor Funds, Inc.) at December  31, 1996, and the results of its
operations, the changes in its net  assets and the financial highlights for  the
period  April 2, 1996 (commencement of operations) through December 31, 1996, in
conformity  with  generally  accepted  accounting  principles.  These  financial
statements  and  financial  highlights  (hereafter  referred  to  as  'financial
statements') are the responsibility of the Fund's management; our responsibility
is to express an opinion  on these financial statements  based on our audit.  We
conducted  our audit of these financial  statements in accordance with generally
accepted auditing standards which require that we plan and perform the audit  to
obtain  reasonable assurance about whether the  financial statements are free of
material misstatement. An audit  includes examining, on  a test basis,  evidence
supporting  the amounts and  disclosures in the  financial statements, assessing
the accounting principles used and significant estimates made by management, and
evaluating the overall  financial statement  presentation. We  believe that  our
audit provides a reasonable basis for the opinion expressed above.
 
PRICE WATERHOUSE LLP
1177 Avenue of the Americas
New York, NY
February 21, 1997
 
                                     SAI-70

<PAGE>
<PAGE>

UBS International Equity Portfolio
Schedule of Investments
December 31, 1996
- --------------------------------------------------------------------------------
 
<TABLE>
<CAPTION>
                                                                                                         MARKET
  SHARES                                      SECURITY DESCRIPTION                                        VALUE
- -----------  ---------------------------------------------------------------------------------------   -----------
<C>          <S>                                                                                       <C>
             COMMON STOCK -- 83.1%
 
             AUSTRALIA -- 6.2%
     32,000  Australia & New Zealand Bank Group (Banking & Finance).................................   $   201,701
     15,800  Australian National Industries (Metals & Mining).......................................        15,698
    249,171  Burns Philp & Co. (Food)...............................................................       443,640
     62,500  Coles Myer Ltd. (Retail)...............................................................       257,333
    159,400  Fosters Brewing Group (Beverages)......................................................       323,083
    189,100  Goodman Fielder Limited (Food).........................................................       234,478
    565,638  MIM Holdings (Metals & Mining).........................................................       791,291
     89,000  Pacific Dunlop Ltd. (Diversified)......................................................       226,373
     50,000  Pasminco Limited (Metals & Mining).....................................................        78,690
                                                                                                       -----------
                                                                                                         2,572,287
                                                                                                       -----------
 
             DENMARK -- 1.7%
      2,700  BG Bank A/S (Banking & Finance)........................................................       126,541
     10,500  Tele Danmark -- B shares (Telecommunications)..........................................       579,470
                                                                                                       -----------
                                                                                                           706,011
                                                                                                       -----------
 
             FRANCE -- 14.2%
      8,800  Alcatel Alsthom SA (Electrical & Electronics)..........................................       708,009
      3,060  AXA Company (Banking & Finance)........................................................       194,923
      5,358  Banque Nationale de Paris (Banking & Finance)..........................................       207,680
      4,500  Casino-Guichard-PE (Etabl Econ) (Food).................................................       209,864
      4,200  Compagnie Financiere de Suez (Banking & Finance).......................................       178,848
      6,130  Groupe Danone (Food)...................................................................       855,514
     22,600  Moulinex (Household Appliances)*.......................................................       521,320
      5,100  Pechiney SA -- A Shares (Metals & Mining)..............................................       214,022
      4,300  Pernod-Ricard SA (Beverages)...........................................................       238,220
      2,050  Peugeot SA (Automotive)................................................................       231,097
      1,460  Sefimeg (Societe Francaise d'Investissements Immobiliers et de Gestion) (Real
               Estate)..............................................................................       105,967
     10,000  Societe Nationale Elf-Aquitaine (Energy Sources).......................................       911,688
     18,300  Thomson CSF (Defense Electronics)......................................................       594,516
      9,070  Total Cie Francaise des Petroles -- B shares (Energy Sources)..........................       738,836
                                                                                                       -----------
                                                                                                         5,910,504
                                                                                                       -----------
 
             GERMANY -- 8.1%
     26,000  Bayer AG (Chemicals)...................................................................     1,061,294
     13,500  Deutsche Bank AG (Banking & Finance)...................................................       630,907
        770  Schmalbach-Lubeca AG (Packaging)*......................................................       189,184
     11,500  Veba AG (Diversified)..................................................................       665,258
      2,000  Volkswagen AG (Automotive).............................................................       831,979
                                                                                                       -----------
                                                                                                         3,378,622
                                                                                                       -----------
 
             GREAT BRITAIN -- 13.9%
     86,320  Allied Domecq PLC (Food & Beverages)...................................................       675,630
     81,900  B.A.T. Industries (Tobacco)............................................................       680,310
    115,700  BTR Limited (Diversified)..............................................................       562,773
     15,840  Bass PLC (Beverages)...................................................................       222,731
    247,200  British Gas Corp. (Energy Sources).....................................................       952,604
     16,800  British Petroleum Co. PLC (Energy Sources).............................................       201,557
     53,000  MEPC British Registered (Real Estate)..................................................       393,955
    178,000  Marley PLC (Building Materials)........................................................       385,649
    123,550  Northern Foods PLC (Food)..............................................................       427,440
     43,950  Peninsular & Orient Steam (Transportation).............................................       444,112
</TABLE>
 
- ------------------------
See notes to financial statements.
 
                                     SAI-71
 
<PAGE>
<PAGE>

UBS International Equity Portfolio
Schedule of Investments
December 31, 1996
- --------------------------------------------------------------------------------
 
<TABLE>
<CAPTION>
                                                                                                         MARKET
  SHARES                                      SECURITY DESCRIPTION                                        VALUE
- -----------  ---------------------------------------------------------------------------------------   -----------
<C>          <S>                                                                                       <C>
     17,700  South West Water PLC (Utilities).......................................................   $   182,798
    209,750  Tarmac PLC (Building Materials)........................................................       352,054
     30,040  Thames Water PLC (Utilities)...........................................................       316,415
                                                                                                       -----------
                                                                                                         5,798,028
                                                                                                       -----------
             HONG KONG -- 0.3%
    548,000  Yizheng Chemical Fibre Co. (Chemicals).................................................       133,201
                                                                                                       -----------
             INDONESIA -- 0.3%
     47,000  PT Astra International (Automotive)....................................................       129,340
                                                                                                       -----------
             JAPAN -- 21.1%
     11,000  Dai Nippon Printing Co. (Printing).....................................................       192,816
     13,000  Fuji Photo Film Co. (Photographic Equipment & Supplies)................................       428,806
     80,000  Hitachi Ltd. (Hit. Seisakusho) (Electrical & Electronics)..............................       746,050
     96,000  Ishikawajima Harima Heavy Industries (Machinery).......................................       426,906
     20,000  JGC Engineering & Construction Corp. (Engineering).....................................       150,073
         68  Japan Tobacco Inc. (Tobacco)...........................................................       460,927
     41,000  Japan Wool Textile Co. (Apparel & Textiles)............................................       338,451
     49,000  Kansai Paint Co. (Chemicals)...........................................................       220,016
     14,000  Kao Corp. (Household Products).........................................................       163,198
     33,000  Koito Manufacturing Co., Ltd. (Automotive -- Parts & Equipment)........................       220,836
     36,000  Marudai Food Co., Ltd. (Food)..........................................................       192,419
     22,000  Matsushita Electric Industries (Electrical & Electronics)..............................       359,036
    105,000  Mitsubishi Chemical Corp. (Chemicals)*.................................................       339,997
     38,000  Mitsubishi Estate Co. (Real Estate)....................................................       390,467
     27,000  Mitsubishi Heavy Industries (Aerospace/Defense Equipment)..............................       214,489
     38,000  Nihon Cement Co. (Building Materials)..................................................       193,921
     77,000  Nippon Yusen Kabushiki Kaish (Shipping)................................................       348,398
     36,000  Nissan Fire & Marine Insurance (Insurance).............................................       198,947
     47,000  Nisshinbo Industries Inc. (Apparel & Textiles).........................................       366,065
      3,900  Sony Corp. (Electrical & Electronics)..................................................       255,600
     53,000  Sumitomo Marine & Fire (Insurance).....................................................       329,505
      1,000  Takashimaya Co. (Retail)...............................................................        12,002
     69,000  Toray Industries Inc. (Chemicals)......................................................       425,999
     13,000  Uny Co. (Retail).......................................................................       237,976
        115  West Japan Railway (Transportation)....................................................       372,377
     35,000  Yamaha Motor Co. (Automotive)..........................................................       314,308
     42,000  Yamanouchi Pharmaceutical (Pharmaceuticals)............................................       863,138
                                                                                                       -----------
                                                                                                         8,762,723
                                                                                                       -----------
             NETHERLANDS -- 2.3%
     12,400  Internationale Nederlanden Groep NV (Banking & Finance)................................       446,730
     14,500  Koninklijke Papierfabrieken BT NV (Paper & Forest Product).............................       316,623
      5,040  Royal PTT Nederland (Telecommunications)...............................................       192,375
                                                                                                       -----------
                                                                                                           955,728
                                                                                                       -----------
             NEW ZEALAND -- 0.8%
     10,300  Ceramco Corp. Ltd. (Diversified).......................................................         9,830
    116,000  Fletcher Challenge Paper Shares (Paper & Forest Products)..............................       238,638
     39,200  Fletcher Challenge Forestry Shares (Forest Products)...................................        65,679
                                                                                                       -----------
                                                                                                           314,147
                                                                                                       -----------
             NORWAY -- 0.5%
      8,100  Bergesen D.Y. ASA (Transportation).....................................................       196,117
                                                                                                       -----------
</TABLE>
 
- ------------------------
See notes to financial statements.
 
                                     SAI-72
 
<PAGE>
<PAGE>

UBS International Equity Portfolio
Schedule of Investments
December 31, 1996
- --------------------------------------------------------------------------------
 
<TABLE>
<CAPTION>
                                                                                                         MARKET
  SHARES                                      SECURITY DESCRIPTION                                        VALUE
- -----------  ---------------------------------------------------------------------------------------   -----------
<C>          <S>                                                                                       <C>
             SINGAPORE -- 1.9%
    280,579  Dairy Farm International Holdings (Food)...............................................   $   225,866
    121,898  Hong Kong Land Holdings (Real Estate)..................................................       338,876
     34,965  Jardine Matheson Holdings (Diversified)................................................       230,769
                                                                                                       -----------
                                                                                                           795,511
                                                                                                       -----------
             SOUTH KOREA -- 0.3%
     18,000  Hyundai Motor Co. GDR (Automotive)*....................................................       134,100
                                                                                                       -----------
             SPAIN -- 0.9%
     46,530  Uralita (Building Materials)...........................................................       363,782
                                                                                                       -----------
             SWEDEN -- 3.9%
     11,050  Electrolux (Household Appliances)......................................................       642,588
     13,020  SKF AB -- B shares (Manufacturing).....................................................       308,787
     47,300  Stora Kopparbergs -- A Shares (Paper & Forest Products)................................       652,926
                                                                                                       -----------
                                                                                                         1,604,301
                                                                                                       -----------
             SWITZERLAND -- 6.3%
        600  Forbo Holding (Building Materials).....................................................       242,062
      1,100  Nestle SA (Food & Beverages)...........................................................     1,180,949
        729  Novartis (Pharmaceuticals)*............................................................       834,932
        600  Winterthur Schweiz Vers-R (Insurance)..................................................       346,956
                                                                                                       -----------
                                                                                                         2,604,899
                                                                                                       -----------
             THAILAND -- 0.4%
     12,300  Shinawatra Computer Company (Technology)...............................................       148,678
                                                                                                       -----------
 
             TOTAL COMMON STOCK (COST $34,119,162)..................................................    34,507,979
                                                                                                       -----------
 
             CONVERTIBLE PREFERRED STOCK -- 0.6%
             JAPAN -- 0.6%
 30,000,000  Sakura Finance, Series II, 0.75%, due 10/01/01** (Banking & Finance)
               (Cost $282,056)......................................................................       267,140
                                                                                                       -----------
 
             CONTINGENT VALUE RIGHTS -- 0.0%
             FRANCE -- 0.0%
      3,060  AXA Company (Banking & Finance) (Cost $0)***...........................................             0
                                                                                                       -----------
TOTAL INVESTMENTS AT MARKET VALUE -- 83.7%
  (COST $34,401,218)................................................................................    34,775,119
OTHER ASSETS IN EXCESS OF LIABILITIES -- 16.3%......................................................     6,771,460
                                                                                                       -----------
NET ASSETS -- 100.0%................................................................................   $41,546,579
                                                                                                       -----------
                                                                                                       -----------
</TABLE>
 
- ------------------------
GDR -- Global Depository Receipts.
*   Non-income producing security.
**  Security  exempt from registration under Rule  144A of the Securities Act of
    1933. This security may be resold in transactions exempt from  registration,
    normally  to qualified institutional buyers. At December 31, 1996, the value
    of this security amounted to $267,140 or 0.6% of net assets.
*** This security did not commence trading until January 14, 1997. At December
    31, 1996 there was no market for this security.
Note: Based on the  cost of investments  of $34,401,218 for  Federal Income  Tax
      purposes at December 31, 1996, the aggregate gross unrealized appreciation
      and depreciation was $1,866,903 and $1,493,002, respectively, resulting in
      net unrealized appreciation of $373,901.
 
See notes to financial statements.
 
                                     SAI-73

<PAGE>
<PAGE>

UBS International Equity Portfolio
Schedule of Investments
December 31, 1996
- --------------------------------------------------------------------------------
 
SUMMARY OF INDUSTRY DIVERSIFICATION
 
<TABLE>
<CAPTION>
                                                                                                         PERCENT OF
                                 INDUSTRY DIVERSIFICATION (UNAUDITED)                                    NET ASSETS
- ------------------------------------------------------------------------------------------------------   -----------
<S>                                                                                                      <C>
Energy Sources........................................................................................        6.8%
Food..................................................................................................        6.2%
Banking & Finance.....................................................................................        5.4%
Chemicals.............................................................................................        5.2%
Electrical & Electronics..............................................................................        5.0%
Food & Beverages......................................................................................        4.5%
Pharmaceuticals.......................................................................................        4.1%
Diversified...........................................................................................        4.1%
Automotive............................................................................................        4.0%
Building Materials....................................................................................        3.7%
Real Estate...........................................................................................        3.0%
Paper & Forest Products...............................................................................        2.9%
Household Appliances..................................................................................        2.8%
Tobacco...............................................................................................        2.7%
Metals & Mining.......................................................................................        2.6%
Transportation........................................................................................        2.4%
Insurance.............................................................................................        2.1%
Beverages.............................................................................................        1.9%
Telecommunications....................................................................................        1.9%
Apparel & Textiles....................................................................................        1.7%
Defense Electronics...................................................................................        1.4%
Retail................................................................................................        1.2%
Utilities.............................................................................................        1.2%
Photographic Equipment & Supplies.....................................................................        1.0%
Machinery.............................................................................................        1.0%
Shipping..............................................................................................        0.8%
Manufacturing.........................................................................................        0.7%
Automotive -- Parts & Equipment.......................................................................        0.5%
Aerospace / Defense Equipment.........................................................................        0.5%
Packaging.............................................................................................        0.5%
Printing..............................................................................................        0.5%
Household Products....................................................................................        0.4%
Engineering...........................................................................................        0.4%
Technology............................................................................................        0.4%
Forest Products.......................................................................................        0.2%
                                                                                                         -----------
Total Portfolio Holdings..............................................................................       83.7%
Other assets in excess of liabilities.................................................................       16.3%
                                                                                                         -----------
Total Net Assets......................................................................................      100.0%
                                                                                                         -----------
                                                                                                         -----------
</TABLE>
 
- ------------------------
See notes to financial statements.
 
                                     SAI-74
 
<PAGE>
<PAGE>

UBS International Equity Portfolio
Schedule of Investments
December 31, 1996
- --------------------------------------------------------------------------------
SUMMARY OF OPEN FORWARD FOREIGN CURRENCY CONTRACTS
 
<TABLE>
<CAPTION>
                                                                                                              U.S. DOLLAR
                                                           FOREIGN                          U.S. DOLLAR      NET UNREALIZED
                                                        CURRENCY UNITS    U.S. DOLLAR        VALUE AT        APPRECIATION/
             CURRENCY AND SETTLEMENT DATE               PURCHASED/SOLD   COST/PROCEEDS   DECEMBER 31, 1996   (DEPRECIATION)
- ------------------------------------------------------  --------------   -------------   -----------------   --------------
<S>                                                     <C>              <C>             <C>                 <C>
PURCHASE CONTRACTS
Australian Dollar, 1/07/97............................        562,647     $   448,711       $   447,175         ($ 1,536)
Australian Dollar, 1/08/97............................        111,016          88,480            88,231             (249)
Swiss Franc, 1/06/97..................................      1,219,183         903,098           911,436            8,338
German Deutsche Mark, 1/06/97.........................      1,692,482       1,088,973         1,100,531           11,558
Danish Krone, 1/06/97.................................      1,399,769         235,810           237,770            1,960
Spanish Peseta, 1/09/97...............................     15,642,120         119,615           120,457              842
French Franc, 1/31/97.................................      9,045,738       1,728,711         1,749,415           20,704
British Pound, 1/07/97................................        866,020       1,468,935         1,483,015           14,080
Hong Kong Dollar, 1/03/97.............................        275,087          35,564            35,567                3
Japanese Yen, 1/08/97.................................    362,927,155       3,129,155         3,137,482            8,327
Dutch Guilder, 1/06/97................................        534,289         306,587           309,590            3,003
Norwegian Krone, 1/06/97..............................        419,630          65,252            65,148             (104)
New Zealand Dollar, 1/08/97...........................         89,738          63,534            63,407             (127)
Swedish Krona, 1/07/97................................      3,675,096         534,249           539,855            5,606
Thai Baht, 1/06/97....................................        938,788          36,628            36,606              (22)
 
SALE CONTRACTS
Japanese Yen, 1/07/97.................................         60,000             517               519               (2)
                                                                                                             --------------
                                                                                                                $ 72,381
                                                                                                             --------------
                                                                                                             --------------
</TABLE>
 
- ------------------------
See notes to financial statements.
 
                                     SAI-75

<PAGE>
<PAGE>

UBS International Equity Portfolio
Statement of Assets and Liabilities
December 31, 1996
- --------------------------------------------------------------------------------
<TABLE>
<S>                                                                                   <C>
ASSETS:
Investments, at value (cost $34,401,218)..........................................    $34,775,119
Cash..............................................................................     17,165,268
Foreign currency (cost $1,237)....................................................          1,247
Dividends receivable..............................................................         73,763
Interest receivable...............................................................         25,636
Unrealized appreciation on open forward foreign currency contracts................         72,381
Deferred organization expenses and other assets...................................         44,063
                                                                                      -----------
     Total Assets.................................................................     52,157,477
                                                                                      -----------
 
LIABILITIES:
Advisory fees payable.............................................................         13,839
Administrative services fees payable..............................................          1,151
Trustees' fees payable............................................................            582
Payable for investment securities purchased.......................................     10,476,488
Organization expenses payable.....................................................         32,933
Other accrued expenses............................................................         85,905
                                                                                      -----------
     Total Liabilities............................................................     10,610,898
                                                                                      -----------
 
NET ASSETS........................................................................    $41,546,579
                                                                                      -----------
                                                                                      -----------
 
COMPOSITION OF NET ASSETS:
Paid-in capital for beneficial interests..........................................    $41,546,579
                                                                                      -----------
                                                                                      -----------
</TABLE>
 
- ------------------------
See notes to financial statements.
 
                                     SAI-76
 
<PAGE>
<PAGE>

UBS International Equity Portfolio
Statement of Operations
For the Period April 2, 1996 (Commencement of Operations) through December 31,
1996
- --------------------------------------------------------------------------------
<TABLE>
<S>                                                                          <C>          <C>
INVESTMENT INCOME:
Dividends (net of foreign withholding tax of $141,935)....................   $500,868
Interest..................................................................    189,623
                                                                             --------
     Investment income....................................................                $  690,491
 
EXPENSES:
Investment advisory fees..................................................    199,112
Administrative services fees..............................................     11,712
Custodian fees and expenses...............................................     60,563
Audit fees................................................................     39,357
Fund accounting fees......................................................     35,843
Legal fees................................................................     18,766
Amortization of organization expenses.....................................      7,508
Trustees' fees............................................................      7,508
Insurance expense.........................................................      4,053
Miscellaneous expenses....................................................      7,508
                                                                             --------
     Total expenses.......................................................    391,930
     Less: Fee waiver.....................................................   (185,273)
                                                                             --------
     Net expenses.........................................................                   206,657
                                                                                          ----------
Net investment income.....................................................                   483,834
                                                                                          ----------
 
NET REALIZED AND UNREALIZED GAIN (LOSS) ON INVESTMENTS:
Net realized gain on securities transactions..............................                   361,151
Net realized gain on foreign currency transactions........................                    11,064
Net change in unrealized appreciation of investments......................                   373,901
Net change in unrealized depreciation of foreign currency contracts and
  translations............................................................                    (6,329)
                                                                                          ----------
Net realized and unrealized gain on investments...........................                   739,787
                                                                                          ----------
 
NET INCREASE IN NET ASSETS RESULTING FROM OPERATIONS......................                $1,223,621
                                                                                          ----------
                                                                                          ----------
</TABLE>
 
- ------------------------
See notes to financial statements.
 
                                     SAI-77
 
<PAGE>
<PAGE>

UBS International Equity Portfolio
Statement of Changes in Net Assets
For the Period April 2, 1996 (Commencement of Operations) through December 31,
1996
- --------------------------------------------------------------------------------
<TABLE>
<S>                                                                                     <C>
INCREASE (DECREASE) IN NET ASSETS FROM:
OPERATIONS:
Net investment income................................................................   $   483,834
Net realized gain on securities and foreign currency transactions....................       372,215
Net change in unrealized appreciation of investments, foreign currency contracts and
  foreign currency translations......................................................       367,572
                                                                                        -----------
Net increase in net assets resulting from operations.................................     1,223,621
                                                                                        -----------
 
CAPITAL TRANSACTIONS:
Proceeds from contributions..........................................................    60,373,286
Value of withdrawals.................................................................   (20,050,328)
                                                                                        -----------
Net increase in net assets from capital transactions.................................    40,322,958
                                                                                        -----------
 
NET INCREASE IN NET ASSETS...........................................................    41,546,579
 
NET ASSETS:
Beginning of period..................................................................       --
                                                                                        -----------
End of period........................................................................   $41,546,579
                                                                                        -----------
                                                                                        -----------
</TABLE>
 
- ------------------------
See notes to financial statements.
 
                                     SAI-78
 
<PAGE>
<PAGE>

UBS International Equity Portfolio
Financial Highlights
For the Period April 2, 1996 (Commencement of Operations) through December 31,
1996
- --------------------------------------------------------------------------------
<TABLE>
<S>                                                                                         <C>
RATIOS/SUPPLEMENTAL DATA:
     Net Assets, end of period (000's omitted)......................................        $41,547
     Average commission rate per share(1)...........................................        $  0.02
     Ratio of expenses to average net assets(2).....................................           0.88%(3)
     Ratio of net investment income to average net assets(2)........................           2.07%(3)
     Portfolio turnover.............................................................             42%
</TABLE>
 
- ------------------------
(1) Most  foreign securities markets  do not charge commissions  based on a rate
    per share but as a percentage of the principal value of the transaction.  As
    a  result, the above  rate is not indicative  of the commission arrangements
    currently in effect.
(2) Net of fee waivers. Such fee waivers had the effect of reducing the ratio of
    expenses to average net  assets and increasing the  ratio of net  investment
    income to average net assets by 0.79% (annualized).
(3) Annualized.
 
See notes to financial statements.
 
                                     SAI-79

<PAGE>
<PAGE>

UBS International Equity Portfolio
Notes to Financial Statements
December 31, 1996
- --------------------------------------------------------------------------------
 
1. GENERAL
UBS  International Equity Portfolio (the 'Portfolio'),  a separate series of UBS
Investor Portfolios  Trust (the  'Trust'), is  registered under  the  Investment
Company  Act of 1940, as a  diversified, open-end management investment company.
The Trust is organized as a trust under the laws of the State of New York.
 
The investment adviser of the Portfolio  is Union Bank of Switzerland, New  York
Branch  ('UBS'); UBS  International Investment  London Limited  ('UBSII') is the
sub-adviser of the  Portfolio. Signature  Financial Group  (Grand Cayman),  Ltd.
('SFG'),  a wholly-owned subsidiary of Signature  Financial Group, Inc., acts as
the Portfolio's administrator and placement agent.
 
2. SIGNIFICANT ACCOUNTING POLICIES
The preparation of financial statements in accordance with accounting principles
generally accepted in the  United States requires  management to make  estimates
and  assumptions  that  affect  the  reported  amounts  and  disclosures  in the
financial statements.  Actual results  could differ  from those  estimates.  The
following  is  a  summary of  significant  accounting policies  followed  by the
Portfolio in the preparation of its financial statements:
 
A. INVESTMENT VALUATION -- Equity securities in the portfolio are valued at  the
last  sale price on the  exchange on which they are  primarily traded, or in the
absence of recorded sales, at the  average of readily available closing bid  and
asked  prices, or at the quoted bid price. Unlisted securities are valued at the
average of the quoted bid and asked prices in the over-the-counter market.
 
Options on stock indices traded on  national securities exchanges are valued  at
their  last sale  price as of  the close  of options trading  on such exchanges.
Stock index  futures and  related options  traded on  commodities exchanges  are
valued at their last sales price as of the close of trading on such exchanges.
 
Securities or other assets for which market quotations are not readily available
are  valued at fair value in accordance with procedures established by and under
the general supervision of the Portfolio's Board of Trustees (the 'Trustees').
 
Debt securities that mature  in 60 days  or less are  valued at amortized  cost,
which  approximates market value.  The amortized cost  method involves valuing a
security at its  cost on  the date  of purchase or,  in the  case of  securities
purchased  with more than 60 days until maturity, at their market value each day
until the  61st  day prior  to  maturity,  and thereafter  assuming  a  constant
amortization  to maturity of the difference  between the principal amount due at
maturity and such valuation.
 
Trading in securities on most foreign exchanges and over-the-counter markets  is
normally  completed before the close of the New York Stock Exchange and may also
take place on days  on which the  New York Stock Exchange  is closed. If  events
materially affecting the value of foreign securities occur between the time when
the  exchange on which they are traded  closes and the pricing of the Portfolio,
such securities  will be  valued at  fair value  in accordance  with  procedures
established by and under the general supervision of the Trustees.
 
B.  FOREIGN CURRENCY TRANSLATION -- The  accounting records of the Portfolio are
maintained  in  U.S.  dollars.  Assets,  including  investment  securities,  and
liabilities  denominated in foreign currency are translated into U.S. dollars at
the prevailing rate of exchange at year end. Purchases and sales of  securities,
income  and expenses are  translated at the  prevailing rate of  exchange on the
respective dates  of  such transactions.  Gain/loss  on translation  of  foreign
currency includes net exchange gains and losses, gains and losses on disposition
of foreign currency and adjustments to the amount of foreign taxes withheld.
 
The assets and liabilities are presented at the exchange rates and market values
at  the close  of the year.  The changes in  net assets arising  from changes in
exchange rates and the  changes in net assets  resulting from changes in  market
prices  of securities at  year end are not  separately presented. However, gains
and losses from certain  foreign currency transactions  are treated as  ordinary
income for U.S. Federal income tax purposes.
 
C.  FORWARD FOREIGN CURRENCY  CONTRACTS -- The Portfolio  may enter into forward
foreign currency  contracts in  connection with  planned purchases  or sales  of
securities or to hedge the U.S. dollar value of portfolio securities denominated
in  a  particular currency.  The  Portfolio could  be  exposed to  risks  if the
counterparties to the contracts are unable to meet the terms of their  contracts
and  from unanticipated movements in the value of a foreign currency relative to
the U.S. dollar.  The forward  foreign currency  contracts are  marked-to-market
daily using the daily exchange rate of the underlying currency and any resulting
gains  or losses  are recorded  for financial  statement purposes  as unrealized
gains or losses until the contract settlement date.
 
                                     SAI-80
 
<PAGE>
<PAGE>

UBS International Equity Portfolio
Notes to Financial Statements
December 31, 1996
- --------------------------------------------------------------------------------
 
The Portfolio's use of forward contracts involves, to varying degrees,  elements
of market risk in excess of the amount recognized in the statement of assets and
liabilities.  The  contract  or  notional  amounts  reflect  the  extent  of the
Portfolio's involvement in  these financial  instruments. Risks  arise from  the
possible  movements in the foreign  exchange rates underlying these instruments.
The unrealized  appreciation/depreciation  on  forward  contracts  reflects  the
Portfolio's exposure at year end to credit loss in the event of a counterparty's
failure to perform its obligations.
 
D.  ACCOUNTING FOR INVESTMENTS  -- Securities transactions  are accounted for on
trade date. Realized gains and losses on security transactions are determined on
the  identified  cost  basis.  Dividend  income  and  other  distributions  from
portfolio  securities  are  recorded on  the  ex-dividend date,  except,  if the
ex-dividend date  has  passed, certain  dividends  from foreign  securities  are
recorded  as soon as the Portfolio is informed of the ex-dividend date. Dividend
income is recorded net of foreign taxes withheld where recovery of such taxes is
not assured. Withholding taxes  on foreign dividends have  been provided for  in
accordance  with the Portfolio's understanding  of the applicable countries' tax
rules and  rates. Recoveries  of  foreign taxes  withheld from  the  Portfolio's
income  are generally recorded, where applicable,  by the funds investing in the
Portfolio. Interest income, adjusted for amortization of premiums and  accretion
of discounts on investments, is accrued daily.
 
E. U. S. FEDERAL INCOME TAXES -- The Portfolio is considered a partnership under
the  U.S. Internal  Revenue Code  (the 'Code').  As such,  each investor  in the
Portfolio will be  taxed on  its share of  the Portfolio's  ordinary income  and
capital  gains. Accordingly, no provision for federal income taxes is necessary.
It is intended that the Portfolio will be managed in such a way that an investor
will be able  to satisfy the  requirements of the  Code applicable to  regulated
investment companies.
 
F.  DEFERRED  ORGANIZATION EXPENSES  -- Expenses  incurred  by the  Portfolio in
connection with its organization in the amount of $50,000 have been deferred and
are being  amortized  on  a  straight  line  basis  over  five  years  from  the
Portfolio's commencement of operations (April 2, 1996).
 
G.  OTHER -- The Portfolio bears all costs of its operations other than expenses
specifically assumed by UBS and SFG. Expenses incurred by the Trust on behalf of
any two or more  portfolios are allocated  in proportion to  net assets of  each
portfolio,  except when  allocations of  direct expenses  to each  portfolio can
otherwise be made fairly.  Expenses directly attributable  to the Portfolio  are
charged directly to the Portfolio.
 
3. AGREEMENTS AND OTHER TRANSACTIONS WITH AFFILIATES
A.  INVESTMENT ADVISORY AGREEMENT -- The  Portfolio has retained the services of
UBS as investment adviser and UBSII  as investment sub-adviser. UBSII makes  the
Portfolio's  day-to-day  investment  decisions, arranges  for  the  execution of
portfolio transactions  and generally  manages the  Portfolio's investments  and
operations  subject to the supervision of  UBS and the Trustees. As compensation
for overall investment management  services the Trust has  agreed to pay UBS  an
investment advisory fee, accrued daily and payable monthly, at an annual rate of
0.85%  of the Portfolio's average daily net  assets. UBS, in turn, has agreed to
pay UBSII a fee, accrued daily and  payable monthly, at an annual rate of  0.75%
of the Portfolio's first $20 million average daily net assets, 0.50% of the next
$30  million average daily net assets and 0.40% of the Portfolio's average daily
net assets in excess of $50 million. For the period April 2, 1996  (commencement
of  operations) through December 31, 1996,  the investment advisory fee amounted
to $199,112. UBS voluntarily agreed to waive $185,273 of this amount.
 
B. ADMINISTRATIVE SERVICES  AGREEMENT --  Under the terms  of an  Administrative
Services  Agreement with the Trust, SFG provides overall administrative services
and general office facilities  to the Portfolio and  the Trust. As  compensation
for  such  services,  the Portfolio  has  agreed  to pay  SFG  an administrative
services fee, accrued daily and payable monthly,  at an annual rate of 0.05%  of
the  Portfolio's  average  daily  net  assets.  For  the  period  April  2, 1996
(commencement of  operations)  through  December 31,  1996,  the  administrative
services fee amounted to $11,712.
 
C.  EXCLUSIVE  PLACEMENT AGENT  AGREEMENT  -- Under  the  terms of  an Exclusive
Placement Agent Agreement with the Trust, SFG  has agreed to act as the  Trust's
placement  agent. SFG does not receive any additional fees for services provided
pursuant to this agreement.
 
4. PURCHASES AND SALES OF INVESTMENTS
For the period April 2, 1996  (commencement of operations) through December  31,
1996,  purchases  and  sales  of  investment  securities,  excluding  short-term
investments, aggregated $45,726,468 and $11,686,401, respectively.
 
                                     SAI-81
 
<PAGE>
<PAGE>

UBS International Equity Portfolio
Report of Independent Accountants
- --------------------------------------------------------------------------------
 
To the Board of Trustees and
Investors of UBS Investor Portfolios Trust
 
In our opinion, the accompanying statement of assets and liabilities,  including
the  schedule of  investments, and the  related statements of  operations and of
changes in  net assets  and  the financial  highlights  present fairly,  in  all
material  respects,  the  financial  position of  the  UBS  International Equity
Portfolio (the 'Portfolio') (one of the portfolios constituting the UBS Investor
Portfolios Trust) at December 31, 1996,  and the results of its operations,  the
changes  in its net assets and the  financial highlights for the period April 2,
1996 (commencement of operations) through December 31, 1996, in conformity  with
generally  accepted accounting principles in  the United States. These financial
statements  and  financial  highlights  (hereafter  referred  to  as  'financial
statements')   are  the  responsibility  of   the  Portfolio's  management;  our
responsibility is to express an opinion  on these financial statements based  on
our  audit. We conducted  our audit of these  financial statements in accordance
with generally accepted auditing  standards in the  United States which  require
that  we plan and perform the audit to obtain reasonable assurance about whether
the financial statements are  free of material  misstatement. An audit  includes
examining,  on a test basis, evidence  supporting the amounts and disclosures in
the  financial  statements,  assessing   the  accounting  principles  used   and
significant  estimates made by management,  and evaluating the overall financial
statement presentation. We believe that  our audit, which included  confirmation
of  securities at  December 31,  1996 by  correspondence with  the custodian and
brokers,  and  the   application  of  alternative   auditing  procedures   where
confirmations from brokers were not received provides a reasonable basis for the
opinion expressed above.
 
PRICE WATERHOUSE
Chartered Accountants
Toronto, Ontario
February 21, 1997
 
                                     SAI-82




<PAGE>
<PAGE>


PART C

ITEM 24.  FINANCIAL STATEMENTS AND EXHIBITS.

(a) Financial Statements:


The following financial statements are included in Part A:

NONE.

The following financial statements are included in Part B:


   

UBS Bond Fund
Statement of Assets and Liabilities, December 31, 1996
Statement of Operations for the period April 2, 1996 (commencement of
operations) through December 31, 1996  
Statement of Changes in Net Assets for the period April 2, 1996 (commencement
of operations) through December 31, 1996 
Financial Highlights for the period April 2, 1996 (commencement of
operations) through December 31, 1996  
Notes to Financial Statements, December 31, 1996
Report of Independent Accountants
    

UBS Bond Portfolio
Schedule of Investments, December 31, 1996   
Statement of Assets and Liabilities, December 31, 1996  
Statement of Operations for the period April 2, 1996 (commencement of
operations) through December 31, 1996 
Statement of Changes in Net Assets for the period April 2, 1996 (commencement of
operations) through December 31, 1996
Notes to Financial Statements, December 31, 1996 
Financial Highlights for the period April 2, 1996 (commencement of
operations) through December 31, 1996
Report of Independent Accountants

UBS U.S. Equity Fund
Statement of Assets and Liabilities, December 31, 1996
Statement of Operations for the period April 2, 1996 (commencement of
operations) through December 31, 1996  
Statement of Changes in Net Assets for the period April 2, 1996 (commencement of
operations) through December 31, 1996
Financial Highlights for the period April 2, 1996 (commencement of
operations) through December 31, 1996
Notes to Financial Statements, December 31, 1996 
Report of Independent Accountants

   
UBS U.S. Equity Portfolio
Schedule of Investments, December 31, 1996   
Statement of Assets and Liabilities, December 31, 1996  
Statement of Operations for the period April 2, 1996 (commencement of
operations) through December 31, 1996 
Statement of Changes in Net Assets for the period April 2, 1996 (commencement of
operations) through December 31, 1996
Notes to Financial Statements, December 31, 1996 
Financial Highlights for the period April 2, 1996 (commencement of
operations) through December 31, 1996
Report of Independent Accountants
    

   
UBS International Equity Fund
Statement of Assets and Liabilities, December 31, 1996   
Statement of Operations for the period April 2, 1996 (commencement of
operations) through December 31, 1996  
Statement of Changes in Net Assets for the period April 2, 1996 (commencement of
operations) through December 31, 1996
Financial Highlights for the period April 2, 1996 (commencement of
operations) through December 31, 1996
Notes to Financial Statements, December 31, 1996 
Report of Independent Accountants
    

UBS International Equity Portfolio
Schedule of Investments, December 31, 1996   
Statement of Assets and Liabilities, December 31, 1996  
Statement of Operations for the period April 2, 1996 (commencement of






<PAGE>
<PAGE>




operations) through December 31, 1996   
Statement of Changes in Net Assets for the period April 2, 1996 (commencement of
operations) through December 31, 1996
Financial Highlights for the period April 2, 1996 (commencement of
operations) through December 31, 1996
Notes to Financial Statements, December 31, 1996 
Report of Independent Accountants

(b) Exhibits.
 
(1) Articles of Incorporation of the Company.1

(2) Bylaws of the Company.1

(4)(A) Specimen certificate evidencing shares of Common Stock, $.001 par value,
of the Company.1

(4)(B) Articles FIFTH, SIXTH, NINTH and TWELFTH of the Company's Articles of
Incorporation, relating to the rights of stockholders.1

(4)(C) Selected portions of the Company's Bylaws, relating to the rights of
stockholders.1

(5) Investment Advisory Agreement between the Company and Union Bank of
Switzerland (the 'Bank'), New York Branch (the 'Adviser') on behalf of UBS Tax
Exempt Bond Fund.1

   
(6) Distribution Agreement between the Company and First Fund Distributors, 
Inc.4
    

(8) Custodian Agreement between the Company and Investors Bank & Trust Company.1

(9)(A) Administrative Services Agreement between the Company and Investors Bank
& Trust Company on behalf of the Funds.4

(9)(B) Transfer Agency and Service Agreement between the Company and Investors
Bank & Trust Company on behalf of the Funds.1

(10) Opinion and consent of counsel.2
   
(11) Opinion and consent of independent auditors.5
    
(13) Subscription Agreement between the Company and Signature Broker-Dealer
Services, Inc. with respect to the Company's initial capitalization.2

(17) Financial Data Schedules.3

(18) Powers of Attorney.4

- ----------------------- 
1 Incorporated herein by reference from pre-effective amendment no. 1 to the
Registrant's registration statement (the "Registration Statement") on Form N-1A
(File nos. 33-64401, 811-07431) as filed with the U.S. Securities and Exchange
Commission (the "SEC") on February 9, 1996.

2 Incorporated herein by reference from pre-effective amendment no. 2 to the
Registration Statement as filed with the SEC on February 26, 1996.

3. Incorporated by reference from post-effective amendment no. 2 to the 
Registration Statement as filed with the SEC on March 13, 1997.

   
4. Incorporated by reference from post-effective amendment no. 3 to the
Registration Statement as filed with the SEC on March 27, 1997.

5. Filed herewith.
    


ITEM 25. PERSONS CONTROLLED BY OR UNDER COMMON CONTROL WITH REGISTRANT.

 
     Not Applicable.
 

ITEM 26. NUMBER OF HOLDERS OF SECURITIES.


   
Common Stock (par value $0.0001)
Title of Class:  Number of record holders as of May 16, 1997
    

UBS Tax Exempt Bond Fund:  1











<PAGE>
<PAGE>



   
UBS Bond Fund:  33
UBS U.S. Equity Fund:  80
UBS International Equity Fund:  96
UBS Institutional International Equity Fund: 1
    


ITEM 27. INDEMNIFICATION.
 
     STATE LAW, ARTICLES OF INCORPORATION AND BYLAWS. It is the Company's policy
to indemnify its officers, directors, employees and other agents to the maximum
extent permitted by Section 2-418 of the Maryland General Corporation Law,
Articles SEVENTH and EIGHTH of the Company's Articles of Incorporation and
Article IV of the Company's Bylaws (each set forth below).
 
     SECTION 2-418 OF THE MARYLAND GENERAL CORPORATION LAW READS AS FOLLOWS:
 
        '2-418 INDEMNIFICATION OF DIRECTORS, OFFICERS, EMPLOYEES AND AGENTS.
 
          (a) In this section the following words have the meaning indicated.
 
          (1) 'Director' means any person who is or was a director of a
     corporation and any person who, while a director of a corporation, is or
     was serving at the request of the corporation as a director, officer,
     partner, trustee, employee, or agent of another foreign or domestic
     corporation, partnership, joint venture, trust, other enterprise, or
     employee benefit plan.
 
          (2) 'Corporation' includes any domestic or foreign predecessor entity
     of a corporation in a merger, consolidation, or other transaction in which
     the predecessor's existence ceased upon consummation of the transaction.
 
          (3) 'Expenses' include attorney's fees.
 
          (4) 'Official capacity' means the following:
 
             (i) When used with respect to a director, the office of director in
        the corporation; and
 
             (ii) When used with respect to a person other than a director as
        contemplated in subsection (j), the elective or appointive office in the
        corporation held by the officer, or the employment or agency
        relationship undertaken by the employee or agent in behalf of the
        corporation.
 
             (iii) 'Official capacity' does not include service for any other
        foreign or domestic corporation or any partnership, joint venture,
        trust, other enterprise, or employee benefit plan.
 
          (5) 'Party' includes a person who was, is, or is threatened to be made
     a named defendant or respondent in a proceeding.
 
          (6) 'Proceeding' means any threatened, pending or completed action,
     suit or proceeding, whether civil, criminal, administrative, or
     investigative.
 
          (b)(1) A corporation may indemnify any director made a party to any
     proceeding by reason of service in that capacity unless it is established
     that:
 
             (i) the act or omission of the director was material to the matter
        giving rise to the proceeding; and
 
             1. Was committed in bad faith; or
 
             2. Was the result of active and deliberate dishonesty; or
 
             (ii) The director actually received an improper personal benefit in
        money, property, or services; or
 
             (iii) In the case of any criminal proceeding, the director had
        reasonable cause to believe that the act or omission was unlawful.
 







<PAGE>
<PAGE>



          (2)(i) Indemnification may be against judgments, penalties, fines,
     settlements, and reasonable expenses actually incurred by the director in
     connection with the proceeding.
 
          (ii) However, if the proceeding was one by or in the right of the
     corporation, indemnification may not be made in respect of any proceeding
     in which the director shall have been adjudged to be liable to the
     corporation.
 
          (3)(i) The termination of any proceeding by judgment, order, or
     settlement does not create a presumption that the director did not meet the
     requisite standard of conduct set forth in this subsection.

          (ii) The termination of any proceeding by conviction, or a plea of
     nolo contendere or its equivalent, or an entry of an order of probation
     prior to judgment, creates a rebuttable presumption that the director did
     not meet that standard of conduct.
 
          (c) A director may not be indemnified under subsection (B) of this
     section in respect of any proceeding charging improper personal benefit to
     the director, whether or not involving action in the director's official
     capacity, in which the director was adjudged to be liable on the basis that
     personal benefit was improperly received.
 
          (d) Unless limited by the charter:
 
             (1) A director who has been successful, on the merits or otherwise,
        in the defense of any proceeding referred to in subsection (B) of this
        section shall be indemnified against reasonable expenses incurred by the
        director in connection with the proceeding.
 
             (2) A court of appropriate jurisdiction upon application of a
        director and such notice as the court shall require, may order
        indemnification in the following circumstances:
 
                (i) If it determines a director is entitled to reimbursement
           under paragraph (1) of this subsection, the court shall order
           indemnification, in which case the director shall be entitled to
           recover the expenses of securing such reimbursement; or
 
                (ii) If it determines that the director is fairly and reasonably
           entitled to indemnification in view of all the relevant
           circumstances, whether or not the director has met the standards of
           conduct set forth in subsection (b) of this section or has been
           adjudged liable under the circumstances described in subsection (c)
           of this section, the court may order such indemnification as the
           court shall deem proper. However, indemnification with respect to any
           proceeding by or in the right of the corporation or in which
           liability shall have been adjudged in the circumstances described in
           subsection (c) shall be limited to expenses.
 
             (3) A court of appropriate jurisdiction may be the same court in
        which the proceeding involving the director's liability took place.
 
             (e)(1) Indemnification under subsection (b) of this section may not
        be made by the corporation unless authorized for a specific proceeding
        after a determination has been made that indemnification of the director
        is permissible in the circumstances because the director has met the
        standard of conduct set forth in subsection (b) of this section.
 
             (2) Such determination shall be made:
 
                (i) By the board of directors by a majority vote of a quorum
           consisting of directors not, at the time, parties to the proceeding,
           or, if such a quorum cannot be obtained, then by a majority vote of a
           committee of the board consisting solely of two or more directors
           not, at the time, parties to such proceeding and who were duly
           designated to act in the matter by a majority vote of the full board
           in which the designated directors who are parties may participate;
 
                (ii) By special legal counsel selected by the board of directors











<PAGE>
<PAGE>



           or a committee of the board by vote as set forth in subparagraph (i)
           of this paragraph, or, if the requisite quorum of the full board
           cannot be obtained therefor and the committee cannot be established,
           by a majority vote of the full board in which director [SIC] who are
           parties may participate; or
 
                (iii) By the shareholders.
 
             (3) Authorization of indemnification and determination as to
        reasonableness of expenses shall be made in the same manner as the
        determination that indemnification is permissible. However, if the
        determination that indemnification is permissible is made by special
        legal counsel, authorization of indemnification and determination as to
        reasonableness of expenses shall be made in the manner specified in
        subparagraph (ii) of paragraph (2) of this subsection for selection of
        such counsel.
 
             (4) Shares held by directors who are parties to the proceeding may
        not be voted on the subject matter under this subsection.
 
             (f)(1) Reasonable expenses incurred by a director who is a party to
        a proceeding may be paid or reimbursed by the corporation in advance of
        the final disposition of the proceeding upon receipt by the corporation
        of:
 
                (i) A written affirmation by the director of the director's good
           faith belief that the standard of conduct necessary for
           indemnification by the corporation as authorized in this section has
           been met; and
 
                (ii) A written undertaking by or on behalf of the director to
           repay the amount if it shall ultimately be determined that the
           standard of conduct has not been met.
 
             (2) The undertaking required by subparagraph (ii) of paragraph (1)
        of this subsection shall be an unlimited general obligation of the
        director but need not be secured and may be accepted without reference
        to financial ability to make the repayment.
 
             (3) Payments under this subsection shall be made as provided by the
        charter, bylaws, or contract or as specified in subsection (e) of this
        section.
 
             (g) The indemnification and advancement of expenses provided or
        authorized by this section may not be deemed exclusive of any other
        rights, by indemnification or otherwise, to which a director may be
        entitled under the charter, the bylaws, a resolution of shareholders or
        directors, an agreement or otherwise, both as to action in an official
        capacity and as to action in another capacity while holding such office.
 
             (h) This section does not limit the corporation's power to pay or
        reimburse expenses incurred by a director in connection with an
        appearance as a witness in a proceeding at a time when the director has
        not been made a named defendant or respondent in the proceeding.
 
             (i) For purposes of this section:
 
                (1) The corporation shall be deemed to have requested a director
           to serve an employee benefit plan where the performance of the
           director's duties to the corporation also imposes duties on, or
           otherwise involves services by, the director to the plan or
           participants or beneficiaries of the plan;
 
                (2) Excise taxes assessed on a director with respect to an
           employee benefit plan pursuant to applicable law shall be deemed
           fines; and
 
                (3) Action taken or omitted by the director with respect to an
           employee benefit plan in the performance of the director's duties for
           a purpose reasonably believed by the director to be in the interest
           of the participants and beneficiaries of the plan shall be deemed to











<PAGE>
<PAGE>



           be for a purpose which is not opposed to the best interests of the
           corporation.
 
             (j) Unless limited by the charter:
 
                (1) An officer of the corporation shall be indemnified as and to
           the extent provided in subsection (d) of this section for a director
           and shall be entitled, to the same extent as a director, to seek
           indemnification pursuant to the provisions of subsection (d);
 
                (2) A corporation may indemnify and advance expenses to an
           officer, employee, or agent of the corporation to the same extent
           that it may indemnify directors under this section; and
 
                (3) A corporation, in addition, may indemnify and advance
           expenses to an officer, employee, or agent who is not a director to
           such further extent, consistent with law, as may be provided by its
           charter, bylaws, general or specific action of its board of directors
           or contract.
 
             (k)(1) A corporation may purchase and maintain insurance on behalf
        of any person who is or was a director, officer, employee, or agent of
        the corporation, or who, while a director, officer, employee, or agent
        of the corporation, is or was serving at the request of the corporation
        as a director, officer, partner, trustee, employee, or agent of another
        foreign or domestic corporation, partnership, joint venture, trust,
        other enterprise, or employee benefit plan against any liability
        asserted against and incurred by such person in any such capacity or
        arising out of such person's position, whether or not the corporation
        would have the power to indemnify against liability under the provisions
        of this section.
 
             (2) A corporation may provide similar protection, including a trust
        fund, letter of credit, or surety bond, not inconsistent with this
        section.
 
             (3) The insurance or similar protection may be provided by a
        subsidiary or an affiliate of the corporation.
 
             (l) Any indemnification of, or advance of expenses to, a director
        in accordance with this section, if arising out of a proceeding by or in
        the right of the corporation, shall be reported in writing to the
        shareholders with the notice of the next stockholders' meeting or prior
        to the meeting.'
 
     Article SEVENTH of the Company's Articles of Incorporation provides:
 
          'To the fullest extent permitted by Maryland statutory or decisional
     law, as amended or interpreted, and the Investment Company Act of 1940, no
     director or officer of the Corporation shall be personally liable to the
     Corporation or its stockholders for money damages; provided, however, that
     nothing herein shall be construed to protect any director or officer of the
     Corporation against any liability to the Corporation or its security
     holders to which such person would otherwise be subject by reason of
     willful misfeasance, bad faith, gross negligence or reckless disregard of
     the duties involved in the conduct of such person's office. No amendment of
     the Corporation's charter or repeal of any of its provisions shall limit or
     eliminate the limitation of liability provided to directors and officers
     hereunder with respect to any act or omission occurring prior to such
     amendment or repeal.'
 
     Article EIGHTH of the Company's Articles of Incorporation provides:
 
          'The Corporation shall indemnify (i) its directors and officers,
     whether serving the Corporation or at its request any other entity, to the
     full extent required or permitted by Maryland statutory and decisional law,
     now or hereafter in force, including the advance of expenses under the
     procedures and to the full extent permitted by law, and (ii) other
     employees and agents to such extent as shall be authorized by the Board of
     Directors or the Bylaws and as permitted by law. Nothing contained herein
     shall be construed to protect any director, officer, employee or agent of











<PAGE>
<PAGE>




     the Corporation against any liability to the Corporation or its security
     holders to which such person would otherwise be subject by reason of
     willful misfeasance, bad faith, gross negligence or reckless disregard of
     the duties involved in the conduct of such person's office. The foregoing
     rights of indemnification shall not be exclusive of any other rights to
     which those seeking indemnification may be entitled. The Board of Directors
     may take such action as is necessary to carry out these indemnification
     provisions and is expressly empowered to adopt, approve and amend from time
     to time such Bylaws, resolutions or contracts implementing such provisions
     or such further indemnification arrangements as may be permitted by law. No
     amendment of the Corporation's charter or repeal of any of its provisions
     shall limit or eliminate the right of indemnification provided hereunder
     with respect to acts or omissions occurring prior to such amendment or
     repeal.'
 
     Article FOURTH of the Company's Bylaws provides:
 
          Insurance. The Corporation may purchase and maintain insurance on
     behalf of any person who is or was a director or officer of the Corporation
     or serves or served at the request of the Corporation any other enterprise
     as a director or officer, whether or not the Corporation would have power
     to indemnify such person.
 
                            ------------------------
 
     Reference is made to Article 4 of the Company's Distribution Agreement.
 
     The Company, its Directors and officers are insured against certain
expenses in connection with the defense of claims, demands, action's suits or
proceedings, and certain liabilities that might be imposed as a result of such
actions, suits or proceedings.

     Insofar as indemnification for liabilities arising under the Securities Act
of 1933, as amended (the 'Securities Act'), may be permitted to Directors,
officers and controlling persons of the Company and the principal underwriter
pursuant to the foregoing provisions or otherwise, the Company has been advised
that in the opinion of the Securities and Exchange Commission such
indemnification is against public policy as expressed in the Securities Act and
is, therefore, unenforceable. In the event that a claim for indemnification
against such liabilities (other than the payment by the Company of expenses
incurred or paid by a Director, officer, or controlling person of the Company
and the principal underwriter in connection with the successful defense of any
action, suit or proceeding) is asserted against the Company by such Director,
officer or controlling person or principal underwriter in connection with the
shares being registered, the Company will, unless in the opinion of its counsel
the matter has been settled by controlling precedent, submit to a court of
appropriate jurisdiction the question whether such indemnification by it is
against public policy as expressed in the Securities Act and will be governed by
the final adjudication of such issue.
 
ITEM 28. BUSINESS AND OTHER CONNECTIONS OF INVESTMENT ADVISER.

 
     See 'Investment Adviser and Funds Services Agent' in the Statement of
Additional Information. Information as to the directors and officers of the
Sub-Adviser is included in its forms ADV as filed with the Securities and
Exchange Commission (the 'SEC') and is hereby incorporated herein by reference.
Information as to the directors and officers of the Adviser is as follows.

<TABLE>
<CAPTION>

          Name                     Title
          ----                     ----
<S>                            <C>
Dr. HansPeter A. Lochmeier     Senior Managing Director
J. Michael Gaffney             Managing Director
Lawrence E. Gore               Managing Director
Peter E. Guernsey              Managing Director
Alfredo F. Roth                Managing Director
Steven A. Babus                Vice President


</TABLE>


 
ITEM 29. PRINCIPAL UNDERWRITERS.
 

   
     (a) First Fund Distributors ("First Fund") is the principal underwriter  of
the shares of UBS Bond Fund, UBS Tax Exempt Bond Fund, UBS U.S. Equity Fund, UBS
International  Equity Fund,  UBS  Institutional  International  Equity Fund, UBS
Small Cap Fund,  UBS Large Cap Growth  Fund and UBS High Yield Bond Fund.  First
Fund  also acts as a principal  underwriter  and  distributor for numerous other
registered investment companies.
 
     (b) The  following  are the  directors  and  officers of  First  Fund.  The
principal  business  address of these  individuals  is 4455 E.  Camelback  Road,
Phoenix,  Arizona 85018 unless  otherwise noted.  Their respective  position and
offices with the Company, if any, are also indicated.
    
 

<TABLE>
<CAPTION>
NAME AND PRINCIPAL       POSITIONS AND OFFICERS       POSITIONS AND OFFICERS
 BUSINESS ADDRESS          WITH UNDERWRITER             WITH REGISTRANT
- ------------------         ----------------             ---------------
<S>                       <C>                          <C>
Robert H. Wadsworth       President & Treasurer             None
4455 E. Camelback Road
Phoenix, Arizona 85018

Eric Banhazl                 Vice President                 None
4455 E. Camelback Road
Phoenix, Arizona 85018

Stephen J. Paggioli          Vice President                 None
4455 E. Camelback Road
Phoenix, Arizona 85018

</TABLE>


(c)  First Fund has received no commissions or other compensation from the
     Company to date.








<PAGE>
<PAGE>



ITEM 30. LOCATION OF ACCOUNTS AND RECORDS.


   
     All accounts, books and other documents of the Company required to be
maintained by Section 31(a) of the 1940 Act and the rules thereunder will be
maintained at the offices of Investors Bank & Trust Company, 200 Clarendon
Street, Boston, Massachusetts 02116 and at 1 First Canadian Place, Suite 2800,
Toronto, Ontario, M5X1C8.
    



ITEM 31. MANAGEMENT SERVICES.
 
     Not applicable.
 
ITEM 32. UNDERTAKINGS.
 

     (a) If the information called for by Item 5A of Form N-1A is contained in
the latest annual report to shareholders, the Registrant shall furnish each
person to whom a prospectus is delivered with a copy of the Registrant's latest
annual report to shareholders upon request and without charge.

   
    (b) Registrant undertakes to file a Post-effective Amendment to its
Registration Statement relating to the UBS Small Cap Fund, UBS Large Cap Growth
Fund and UBS High Yield Bond Fund (the "New Funds") using financial information,
which need not be certified, within four to six months from the date the New
Funds commence investment operations.
    












<PAGE>
<PAGE>




SIGNATURES


   
     Pursuant to the requirements of the Securities Act of 1933 and the
Investment   Company  Act  of  1940,   the   Registrant  has  duly  caused  this
post-effective amendment to its Registration Statement on Form N-1A to be signed
on its behalf by the undersigned, thereto duly authorized in the City of Boston,
and Commonwealth of Massachusetts on the 27th day of May, 1997.
    


UBS PRIVATE INVESTOR FUNDS, INC.


By /s/ PAUL J. JASINSKI
   --------------------------
   Paul J. Jasinski
   President



   
        Pursuant to the requirements of the Securities Act of 1933, this
post-effective amendment to the Registration Statement has been signed below by
the following persons in the capacities indicated on May 27th, 1997.
    

/s/ PAUL J. JASINSKI
- --------------------------
Paul J. Jasinski
President


/s/ NICHOLAS G. CHUNIAS
- --------------------------
Nicholas G. Chunias
Treasurer and Principal Accounting and Financial Officer



HANS-PETER LOCHMEIER*
- --------------------------
Hans-Peter Lochmeier
Director

TIMOTHY MCDERMOTT SPICER*
- --------------------------
Timothy McDermott Spicer
Director

PETER LAWSON-JOHNSTON*
- --------------------------
Peter Lawson-Johnston
Director



   
*By /s/ SUSAN C. MOSHER
    --------------------------
    Susan C. Mosher,
    as attorney-in-fact pursuant to a power of attorney with Registrant's Post-
    effective amendment no. 3 to its Registration Statement on March 27, 1997.
    











<PAGE>
<PAGE>


SIGNATURES


   
     UBS Investor Portfolios Trust (the "Portfolio Trust") has duly caused this
post-effective amendment to the registration statement (the "Registration
Statement") on Form N-1A (File nos. 33-64401, 811-07431) of UBS Private Investor
Funds, Inc. to be signed on its behalf by the undersigned, thereto duly
authorized on the 27th day of May, 1997.
    


UBS INVESTOR PORTFOLIOS TRUST


   
By PAUL J. JASINSKI
   --------------------------
   Paul J. Jasinski
   President of the Portfolio Trust
    



   
     Pursuant to the requirements of the Securities Act of 1933, this
post-effective amendment to the Registration Statement on Form N-1A of UBS
Private Investor Funds, Inc. has been signed below by the following persons in
the capacities indicated on May    , 1997.
    

PAUL J. JASINSKI
- --------------------------
Paul J. Jasinski
President of the Portfolio Trust

NICHOLAS J. CHUNIAS
- --------------------------
Nicholas J. Chunias
Treasurer and Principal Accounting and Financial Officer of the Portfolio Trust


HANS-PETER LOCHMEIER*
- --------------------------
Hans-Peter Lochmeier
Trustee of the Portfolio Trust

TIMOTHY MCDERMOTT SPICER*
- --------------------------
Timothy McDermott Spicer
Trustee of the Portfolio Trust

PETER LAWSON-JOHNSTON*
- --------------------------
Peter Lawson-Johnston
Trustee of the Portfolio Trust



   
*By /S/ SUSAN C. MOSHER
    --------------------------
    Susan C. Mosher,
    as attorney-in-fact pursuant to a power of attorney filed with Registrant's
    Post-effective amendment no. 3 to its Registration Statement on March 27,
    1997.
    













<PAGE>
<PAGE>





INDEX TO EXHIBITS


Exhibit No.         Description of Exhibit
- -----------         ----------------------

   
EX-99.B11          Consent of Independent Auditors.
    





                              STATEMENT OF DIFFERENCES
                              ------------------------

The registered trademark symbol shall be expressed as...................... 'r'



<PAGE>



<PAGE>



                  CONSENT OF INDEPENDENT ACCOUNTANTS

We hereby consent to the use in the Statement of Additional Information
constituting part of this Post-Effective Amendment No. 4 to the registration
statement on Form N-1A (the "Registration Statement") of our reports dated
February 21, 1997, relating to the financial statements and financial highlights
of UBS Bond Fund. UBS US, Equity Fund and UBS International Equity Fund, and to
the incorporation by reference of our report into the Prospectuses which
constitute part of and are incorporated by reference into this Registration
Statement. We also consent to the reference to us under the heading "Independent
Accountants" in such Statement of Additional Information and to the references
to us under the heading "Financial Highlights" in such Prospectuses.


PRICE WATERHOUSE LLP
New York, New York
May 27, 1997








<PAGE>
<PAGE>




                    CONSENT OF INDEPENDENT ACCOUNTANTS

We hereby consent to the use in the Statement of Additional Information
consituting part of this Post-Effective Amendment No. 4 to the registration
statement on Form N-1A (the "Registration Statement") of our reports dated
February 21, 1997, relating to the financial statements and financial highlights
of UBS Bond Portfolio, UBS U.S. Equity Portfolio and UBS International Equity
Portfolio, and to the incorporation by reference of our report into the
Prospectuses which constitute part of and are incorporated by reference into
this Registration Statement. We also consent to the reference to us under the
heading "Independent Accountants" in such Statement of Additional Information
and to the references to us under the heading "Financial Highlights" in such
Prospectuses.

PRICE WATERHOUSE
CHARTERED ACCOUNTANTS
Toronto, Ontario
May 27, 1997


<PAGE>





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