MFS GOVERNMENT SECURITIES FUND
497, 1995-03-10
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<PAGE>
<TABLE>
<S>                                                                 <C>
  MFS(R) TOTAL RETURN FUND                                          MFS(R) ALABAMA MUNICIPAL BOND FUND
  MASSACHUSETTS INVESTORS GROWTH STOCK FUND                         MFS(R) ARKANSAS MUNICIPAL BOND FUND
  MFS(R) GROWTH OPPORTUNITIES FUND                                  MFS(R) CALIFORNIA MUNICIPAL BOND FUND
  MFS(R) EMERGING GROWTH FUND                                       MFS(R) FLORIDA MUNICIPAL BOND FUND
  MFS(R) CAPITAL GROWTH FUND                                        MFS(R) GEORGIA MUNICIPAL BOND FUND
  MFS(R) INTERMEDIATE INCOME FUND                                   MFS(R) LOUISIANA MUNICIPAL BOND FUND
  MFS(R) GOLD & NATURAL RESOURCES FUND                              MFS(R) MARYLAND MUNICIPAL BOND FUND
  MFS(R) MANAGED SECTORS FUND                                       MFS(R) MASSACHUSETTS MUNICIPAL BOND FUND
  MFS(R) VALUE FUND                                                 MFS(R) MISSISSIPPI MUNICIPAL BOND FUND
  MFS(R) UTILITIES FUND                                             MFS(R) NEW YORK MUNICIPAL BOND FUND
  MFS(R) WORLD EQUITY FUND                                          MFS(R) NORTH CAROLINA MUNICIPAL BOND FUND
  MFS(R) WORLD TOTAL RETURN FUND                                    MFS(R) PENNSYLVANIA MUNICIPAL BOND FUND
  MFS(R) BOND FUND                                                  MFS(R) SOUTH CAROLINA MUNICIPAL BOND FUND
  MFS(R) LIMITED MATURITY FUND                                      MFS(R) TENNESSEE MUNICIPAL BOND FUND
  MFS(R) GOVERNMENT MORTGAGE FUND                                   MFS(R) TEXAS MUNICIPAL BOND FUND
  MFS(R) GOVERNMENT LIMITED MATURITY FUND                           MFS(R) VIRGINIA MUNICIPAL BOND FUND
  MFS(R) GOVERNMENT SECURITIES FUND                                 MFS(R) WASHINGTON MUNICIPAL BOND FUND
  MFS(R) HIGH INCOME FUND                                           MFS(R) WEST VIRGINIA MUNICIPAL BOND FUND
  MFS(R) STRATEGIC INCOME FUND                                      MFS(R) MUNICIPAL LIMITED MATURITY FUND
  MFS(R) WORLD GOVERNMENTS FUND                                     MFS(R) MUNICIPAL BOND FUND
  MFS(R) WORLD GROWTH FUND                                          MFS(R) MUNICIPAL INCOME FUND
  MFS(R) OTC FUND                                                   MFS(R) RESEARCH FUND
  MFS(R) MUNICIPAL HIGH INCOME FUND                                 MFS(R) WORLD ASSET ALLOCATION FUND
  MASSACHUSETTS INVESTORS TRUST

                                     SUPPLEMENT TO THE CURRENT PROSPECTUS

During the period from January 3, 1995 through April 28, 1995 (the "Sales Period")  (unless extended
by MFS Fund  Distributors,  Inc.  ("MFD"),  the funds'  principal  underwriter),  MFD will pay A. G.
Edwards and Sons,  Inc.,  ("A. G. Edwards") 100% of the applicable  sales charge on sales of Class A
shares of each of the funds listed above (the "Funds") sold for investment in Individual  Retirement
Accounts  ("IRAs")  (excluding  SEP-IRAs).  In addition,  MFD will pay A. G.  Edwards an  additional
commission  equal to 0.50% of the net asset  value of all of the Class B shares of the Funds sold by
A. G. Edwards during the Sales Period.

                                 THE DATE OF THIS SUPPLEMENT IS JANUARY 3, 1995.

                                                                                MFS-16AG-1/95/3.5M

<PAGE>

</TABLE>
<TABLE>
<CAPTION>
<S>                                                                      <C>
  MFS(R) MANAGED SECTORS FUND                                            MFS(R) MUNICIPAL LIMITED MATURITY FUND
  MFS(R) CASH RESERVE FUND                                               MFS(R) ALABAMA MUNICIPAL BOND  FUND
  MFS(R) WORLD ASSET ALLOCATION FUND                                     MFS(R) ARKANSAS MUNICIPAL BOND FUND
  MFS(R) EMERGING GROWTH FUND                                            MFS(R) CALIFORNIA MUNICIPAL BOND FUND
  MFS(R) CAPITAL GROWTH FUND                                             MFS(R) FLORIDA MUNICIPAL BOND FUND
  MFS(R) GOLD & NATURAL RESOURCES FUND                                   MFS(R) GEORGIA MUNICIPAL BOND FUND
  MFS(R) INTERMEDIATE INCOME FUND                                        MFS(R) LOUISIANA MUNICIPAL BOND FUND
  MFS(R) HIGH INCOME FUND                                                MFS(R) MARYLAND MUNICIPAL BOND FUND
  MFS(R) MUNICIPAL HIGH INCOME FUND                                      MFS(R) MASSACHUSETTS MUNICIPAL BOND FUND
  MFS(R) MONEY MARKET FUND                                               MFS(R) MISSISSIPPI MUNICIPAL BOND FUND
  MFS(R) GOVERNMENT MONEY MARKET FUND                                    MFS(R) NEW YORK MUNICIPAL BOND FUND
  MFS(R) MUNICIPAL BOND FUND                                             MFS(R) NORTH CAROLINA MUNICIPAL BOND FUND
  MFS(R) OTC FUND                                                        MFS(R) PENNSYLVANIA MUNICIPAL BOND FUND
  MFS(R) TOTAL RETURN FUND                                               MFS(R) SOUTH CAROLINA MUNICIPAL BOND FUND
  MFS(R) RESEARCH FUND                                                   MFS(R) TENNESSEE MUNICIPAL BOND FUND
  MFS(R) WORLD TOTAL RETURN FUND                                         MFS(R) TEXAS MUNICIPAL BOND FUND
  MFS(R) UTILITIES FUND                                                  MFS(R) VIRGINIA MUNICIPAL BOND FUND
  MFS(R) WORLD EQUITY FUND                                               MFS(R) WASHINGTON MUNICIPAL BOND FUND
  MFS(R) WORLD GOVERNMENTS FUND                                          MFS(R) WEST VIRGINIA MUNICIPAL BOND FUND
  MFS(R) VALUE FUND                                                      MFS(R) GROWTH OPPORTUNITIES FUND
  MFS(R) STRATEGIC INCOME FUND                                           MFS(R) GOVERNMENT MORTGAGE FUND
  MFS(R) WORLD GROWTH FUND                                               MFS(R) GOVERNMENT SECURITIES FUND
  MFS(R) BOND FUND                                                       MASSACHUSETTS INVESTORS GROWTH STOCK FUND
  MFS(R) LIMITED MATURITY FUND                                           MFS(R) GOVERNMENT LIMITED MATURITY FUND
                                                                         MASSACHUSETTS INVESTORS TRUST
</TABLE>
                      SUPPLEMENT TO THE CURRENT PROSPECTUS
     Effective as of January 1, 1995, MFS Fund  Distributors,  Inc.  ("MFD") has
replaced MFS Financial Services,  Inc. ("FSI") as the Fund's  distributor.  Both
MFD and FSI are wholly-owned  subsidiaries of Massachusetts  Financial  Services
Company ("MFS"), the Fund's investment adviser.

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

     Class A shares of the Fund may be  purchased  at net asset value by certain
retirement plans subject to the Employee Retirement Income Security Act of 1974,
as amended,  subject to the  following:

     (i)  The sponsoring  organization  must  demonstrate to the satisfaction of
          MFD that either (a) the  employer has at least 25 employees or (b) the
          aggregate  purchases by the  retirement  plan of Class A shares of the
          Funds will be in an amount of at least  $250,000  within a  reasonable
          period of time, as determined by MFD in its sole discretion; and
     (ii) A contingent deferred  sales charge  of 1%  will  be  imposed  on such
          purchases in the event of certain  redemption  transactions  within 12
          months following such purchases.

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

     Class A shares  may be sold at net  asset  value,  subject  to  appropriate
documentation,  through a dealer where the amount invested represents redemption
proceeds  from  a  registered   open-end   management   investment  company  not
distributed or managed by MFD or its affiliates if: (i) the redeemed shares were
subject to an initial  sales charge or a deferred  sales charge  (whether or not
actually imposed);  (ii) such redemption has occurred no more than 90 days prior
to the  purchase of Class A shares of the Fund;  and (iii) the Fund,  MFD or its
affiliates  have not agreed  with such  company or its  affiliates,  formally or
informally,  to sell  Class A shares at net  asset  value or  provide  any other
incentive with respect to such redemption and sale.

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

     Class  A  shares  of the  Fund  may be  purchased  at net  asset  value  by
retirement  plans  whose  third  party   administrators  have  entered  into  an
administrative  services  agreement with MFD or one or more of its affiliates to
perform  certain  administrative   services,   subject  to  certain  operational
requirements  specified  from  time  to  time  by  MFD or  one  or  more  of its
affiliates.
                -----------------------------------------------
                                                                          (Over)
<PAGE>
     Class A  shares  of the  Fund  (except  of the  MFS  municipal  bond  funds
identified  above)  may be  purchased  at net asset  value by  retirement  plans
qualified  under Section 401(k) of the Code through certain  broker-dealers  and
other financial institutions which have entered into an agreement with MFD which
includes  certain  minimum size  qualifications  for such  retirement  plans and
provides that the  broker-dealer  or other  financial  institution  will perform
certain administrative services with respect to the plan's account.

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

     The CDSC on Class A and Class B shares will be waived upon  redemption by a
retirement  plan where the  redemption  proceeds are used to pay expenses of the
retirement plan or certain  expenses of  participants  under the retirement plan
(e.g.,  participant  account fees),  provided that the retirement plan's sponsor
subscribes  to  the  MFS   Fundamental   401(k)   Plan(sm)  or  another  similar
recordkeeping   system  made  available  by  MFS  Service   Center,   Inc.  (the
"Shareholder Servicing Agent").

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

     The CDSC on Class A and B  shares  will be  waived  upon  the  transfer  of
registration  from shares held by a  retirement  plan  through a single  account
maintained by the  Shareholder  Servicing  Agent to multiple Class A and B share
accounts, respectively,  maintained by the Shareholder Servicing Agent on behalf
of individual  participants in the retirement plan, provided that the retirement
plan's  sponsor  subscribes to the MFS  Fundamental  401(k)  Plan(sm) of another
similar recordkeeping system made available by the Shareholder Servicing Agent.

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

     The applicability of a CDSC will be unaffected by exchanges or transfers of
registration,  except that,  with respect to transfers of registration to an IRA
rollover account, the CDSC will be waived if the shares being reregistered would
have been eligible for a CDSC waiver had they been redeemed.

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

     The current Prospectus  discloses that "Class A shares of the Fund may also
be purchased at net asset value where the purchase is in an amount of $3 million
or more and where the dealer and FSI enter into an agreement in which the dealer
agrees to return any  commission  paid to it on the sale (or a pro rata  portion
thereof) as described above if the shareholder  redeems his or her shares within
one year of purchase. (Shareholders who purchase shares at NAV pursuant to these
conditions  are called ("$3 Million  Shareholders")."  This policy is terminated
effective as of the date of this Supplement and the  above-referenced  language,
and  all  references  to  "$3  Million   Shareholders,"  are  deleted  from  the
Prospectus.
                -----------------------------------------------

     From time to time, MFD may pay dealers 100% of the applicable  sales charge
on sales of Class A shares of certain specified Funds sold by such dealer during
a specified sales period.  In addition,  MFD or its affiliates may, from time to
time, pay dealers an additional commission equal to 0.50% of the net asset value
of all of the Class B shares of  certain  specified  Funds  sold by such  dealer
during a specified sales period.

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

     If a  shareholder  has elected to receive  dividends  and/or  capital  gain
distributions  in cash and the  postal or other  delivery  service  is unable to
deliver  checks to the  shareholder's  address  of  record,  such  shareholder's
distribution  option will  automatically  be converted to reinvest all dividends
and other distributions reinvested in additional shares.

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

     From  time to time,  MFS  may  direct  certain  portfolio  transactions  to
broker-dealer  firms which,  in turn, have agreed to pay a portion of the Fund's
operating expenses (e.g., fees charged by the custodian of the Fund's assets).

                THE DATE OF THIS SUPPLEMENT IS JANUARY 13,1995.

                                                                MFS-16-1/95/605M


<PAGE>
<TABLE>
<CAPTION>
<S>                                                               <C>
  MASSACHUSETTS INVESTORS TRUST                                   MFS(R) WORLD TOTAL RETURN FUND
  MASSACHUSETTS INVESTORS GROWTH STOCK FUND                       MFS(R) MUNICIPAL BOND FUND
  MFS(R) CAPITAL GROWTH FUND                                      MFS(R) MUNICIPAL HIGH INCOME FUND
  MFS(R) EMERGING GROWTH FUND                                     MFS(R) MUNICIPAL INCOME FUND
  MFS(R) GOLD & NATURAL RESOURCES FUND                            MFS(R) ALABAMA MUNICIPAL BOND FUND
  MFS(R) GROWTH OPPORTUNITIES FUND                                MFS(R) ARKANSAS MUNICIPAL BOND FUND
  MFS(R) MANAGED SECTORS FUND                                     MFS(R) CALIFORNIA MUNICIPAL BOND FUND
  MFS(R) OTC FUND                                                 MFS(R) FLORIDA MUNICIPAL BOND FUND
  MFS(R) RESEARCH FUND                                            MFS(R) GEORGIA MUNICIPAL BOND FUND
  MFS(R) VALUE FUND                                               MFS(R) LOUISIANA MUNICIPAL BOND FUND
  MFS(R) TOTAL RETURN FUND                                        MFS(R) MARYLAND MUNICIPAL BOND FUND
  MFS(R) UTILITIES FUND                                           MFS(R) MASSACHUSETTS MUNICIPAL BOND FUND
  MFS(R) BOND FUND                                                MFS(R) MISSISSIPPI MUNICIPAL BOND FUND
  MFS(R) GOVERNMENT MORTGAGE FUND                                 MFS(R) NEW YORK MUNICIPAL BOND FUND
  MFS(R) GOVERNMENT SECURITIES FUND                               MFS(R) NORTH CAROLINA MUNICIPAL BOND FUND
  MFS(R) HIGH INCOME FUND                                         MFS(R) PENNSYLVANIA MUNICIPAL BOND FUND
  MFS(R) INTERMEDIATE INCOME FUND                                 MFS(R) SOUTH CAROLINA MUNICIPAL BOND FUND
  MFS(R) STRATEGIC INCOME FUND                                    MFS(R) TENNESSEE MUNICIPAL BOND FUND
  MFS(R) GOVERNMENT LIMITED MATURITY FUND                         MFS(R) TEXAS MUNICIPAL BOND FUND
  MFS(R) LIMITED MATURITY FUND                                    MFS(R) VIRGINIA MUNICIPAL BOND FUND
  MFS(R) MUNICIPAL LIMITED MATURITY FUND                          MFS(R) WASHINGTON MUNICIPAL BOND FUND
  MFS(R) WORLD EQUITY FUND                                        MFS(R) WEST VIRGINIA MUNICIPAL BOND FUND
  MFS(R) WORLD GOVERNMENTS FUND                                   MFS(R) WORLD ASSET ALLOCATION FUND
  MFS(R) WORLD GROWTH FUND
</TABLE>

                      SUPPLEMENT TO THE CURRENT PROSPECTUS

During the period  from  February  1, 1995  through  April 14,  1995 (the "Sales
Period") (unless extended by MFS Fund  Distributors,  Inc.  ("MFD"),  the Funds'
distributor),  MFD will pay Corelink  Financial Inc.  ("Corelink") an additional
commission  equal to 0.10% of the gross  commissonable  sales for Class A shares
and Class B shares and the net asset value for Class C shares (if applicable) of
the Funds sold by Corelink during the Sales Period.

                THE DATE OF THIS SUPPLEMENT IS FEBRUARY 1, 1995.



                                                                MFS-16CL-2/95/5M


<PAGE>
                                               PROSPECTUS
                                               August 1, 1994
                                               Class A Shares of Beneficial
MFS(R) GOVERNMENT                              Interest
SECURITIES FUND                                Class B Shares of Beneficial
(A member of the MFS Family of Funds(R))       Interest
- ------------------------------------------------------------------------------
                                                                          Page
                                                                          ----
1. The Fund .........................................................        2
2. Expense Summary ..................................................        2
3. Condensed Financial Information ..................................        4
4. Investment Objective and Policies ................................        5
5. Management of the Fund ...........................................        8
6. Information Concerning Shares of the Fund ........................        9
      Purchases .....................................................        9
      Exchanges .....................................................       15
      Redemptions and Repurchases ...................................       15
      Distribution Plans ............................................       18
      Distributions .................................................       19
      Tax Status ....................................................       19
      Net Asset Value ...............................................       20
      Description of Shares, Voting Rights and Liabilities ..........       20
      Performance Information .......................................       20
7. Shareholder Services .............................................       21
   Appendix A .......................................................       24

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.

MFS GOVERNMENT SECURITIES FUND
500 Boylston Street, Boston, MA 02116 (617) 954-5000

The investment  objective of MFS Government  Securities  Fund (the "Fund") is to
provide current income and preservation of principal.  The Fund seeks to achieve
this  objective by investing in  securities  that are issued or guaranteed as to
principal  and interest by the U.S.  Government,  its agencies,  authorities  or
instrumentalities ("Government Securities") and by investing in obligations that
are fully  collateralized  or otherwise  fully secured by Government  Securities
(see  "Investment  Objective and Policies").  The minimum initial  investment is
generally $1,000 per account (see "Purchases").

The Fund's  investment  adviser  and  distributor  are  Massachusetts  Financial
Services Company and MFS Financial Services, Inc.,  respectively,  both of which
are located at 500 Boylston Street, Boston, Massachusetts 02116.

SHARES OF THE FUND ARE NOT DEPOSITS OR OBLIGATIONS OF, OR GUARANTEED OR ENDORSED
BY, ANY BANK AND THE SHARES ARE NOT  FEDERALLY  INSURED BY THE  FEDERAL  DEPOSIT
INSURANCE  CORPORATION,  THE FEDERAL  RESERVE BOARD,  OR ANY OTHER AGENCY.

This Prospectus sets forth concisely the information  concerning the Fund that a
prospective investor ought to know before investing. The Fund has filed with the
Securities   and  Exchange   Commission   ("SEC")  a  Statement  of   Additional
Information,  dated August 1, 1994,  which  contains more  detailed  information
about the Fund and is incorporated  into this Prospectus by reference.  See page
23 for a further  description of the  information  set forth in the Statement of
Additional Information. A copy of the Statement of Additional Information may be
obtained without charge by contacting the Shareholder  Servicing Agent (see back
cover for address and phone number).

   INVESTORS SHOULD READ THIS PROSPECTUS AND RETAIN IT FOR FUTURE REFERENCE.

<PAGE>
1.  THE FUND
MFS(R)  Government  Securities  Fund (the  "Fund") is an  open-end,  diversified
management  investment company which was organized as a business trust under the
laws of The Commonwealth of Massachusetts in 1981, but which commenced  business
with  its  current  investment  objective  in 1984.  The Fund was  known as "MFS
Government  Guaranteed  Securities  Trust" until  December,  1990,  then as "MFS
Government  Securities Trust" until its name was changed effective August, 1992.
Shares of the Fund are sold  continuously  to the  public and the Fund then uses
the proceeds to buy securities (debt obligations) for its portfolio. Two classes
of shares of the Fund  currently  are  offered to the  general  public.  Class A
shares  are  offered  at net asset  value  plus an  initial  sales  charge (or a
contingent  deferred sales charge (a "CDSC") in the case of certain purchases of
$1 million or more) and subject to a  Distribution  Plan providing for an annual
distribution  fee and a service  fee.  Class B shares  are  offered at net asset
value without an initial  sales charge but subject to a CDSC and a  Distribution
Plan  providing  for an  annual  distribution  fee and a  service  fee which are
greater than the Class A  distribution  fee and service fee; Class B shares will
convert to Class A shares approximately eight years after purchase.

The Board of Trustees  provides broad  supervision over the affairs of the Fund.
Massachusetts  Financial Services Company, a Delaware  corporation ("MFS" or the
"Adviser"), is the Fund's investment adviser. A majority of the Trustees are not
affiliated  with the Adviser.  The Adviser is responsible  for the management of
the  Fund's  assets  and  the  officers  of the  Fund  are  responsible  for its
operations. The Adviser manages the portfolio from day to day in accordance with
the Fund's investment  objective and policies.  The selection of investments and
the way they are managed  depend on the conditions and trends in the economy and
the financial marketplaces. The Fund also offers to buy back (redeem) its shares
from its shareholders at any time at net asset value less any applicable CDSC.

2. EXPENSE SUMMARY

                                                    CLASS A          CLASS B
                                                    -------          -------
SHAREHOLDER TRANSACTION EXPENSES:
    Maximum Initial Sales Charge Imposed on
      Purchases of Fund Shares (as a   %
      percentage of offering price) .........        4.75%            0.00

    Maximum Contingent Deferred Sales Charge
      (as a percentage of original
      purchase price or redemption proceeds,
      as applicable) ........................   See Below(1)         4.00%(5)

ANNUAL OPERATING EXPENSES (AS A PERCENTAGE OF
  AVERAGE NET ASSETS):
    Management Fees (after applicable fee
      reduction)(2) .........................        0.14%            0.14%
    Rule 12b-1 Fees .........................        0.35%(3)         1.00%(4)
    Other Expenses(6) .......................        0.32%            0.38%
                                                     -----            -----
    Total Operating Expenses (after applicable
      fee reduction)(2) .....................        0.81%            1.52%
                          ...................................................
- ---------

(1) Purchases of $1 million or more are not subject to an initial  sales charge;
    however,  a CDSC of 1% will be  imposed  on such  purchases  in the event of
    certain  redemption  transactions  within 12 months following such purchases
    (see "Purchases").

(2) Effective  February 1, 1994, the Fund's Advisory  Agreement has been amended
    to  establish  the  management  fee as the lesser of (i) 0.40% of the Fund's
    average  daily net  assets or (ii)  0.25% of the  Fund's  average  daily net
    assets plus 3.40% of the Fund's gross income  (i.e.,  income other than from
    the sale of securities)  in each case on an annualized  basis for the Fund's
    then-current fiscal year. In addition, the Adviser has voluntarily agreed to
    reduce the Fund's  management  fee to 0.14% of the Fund's  average daily net
    assets for an indefinite  period of time. This arrangement may be revised or
    terminated at any time without notice to shareholders. In the absence of the
    voluntary fee waiver,  for Class A shares the management fee would have been
    0.40% and total  operating  expenses  would  have been  1.07% of the  Fund's
    average daily net assets,  and for Class B shares the  management  fee would
    have been 0.40% and total  operating  expenses  would have been 1.78% of the
    Fund's average net assets.

(3) The  Fund  has  adopted  a  Distribution  Plan  for its  Class A  shares  in
    accordance  with Rule 12b-1 under the  Investment  Company  Act of 1940,  as
    amended   (the   "1940   Act"),    which   provides   that   it   will   pay
    distribution/service  fees  aggregating up to (but not  necessarily  all of)
    0.35% per annum of the average daily net assets  attributable to the Class A
    shares  (see  "Distribution  Plan").  After a  substantial  period  of time,
    distribution  expenses paid under this plan, together with the initial sales
    charge,  may total more than the maximum  sales  charge that would have been
    permissible if imposed  entirely as an initial sales charge.

(4) The  Fund  has  adopted  a  Distribution  Plan  for its  Class B  shares  in
    accordance  with Rule 12b-1 under the 1940 Act,  which provides that it will
    pay  distribution/service  fees  aggregating  up to 1.00%  per  annum of the
    average  daily  net  assets   attributable   to  the  Class  B  shares  (see
    "Distribution  Plan").  After a  substantial  period  of time,  distribution
    expenses paid under this plan,  together with any CDSC,  may total more than
    the  maximum  sales  charge  that  would  have been  permissible  if imposed
    entirely as an initial sales charge.

(5) Shares  purchased prior to September 1, 1993 will be subject to a CDSC of 5%
    in the event of a redemption within the first year after purchase.

(6) Except for the shareholder  servicing agent fee component,  "Other Expenses"
    is based on Class A expenses  incurred during the fiscal year ended February
    28, 1994. The shareholder  servicing agent fee component of "Other Expenses"
    is a predetermined  percentage based upon the Fund's net assets attributable
    to each class.

                              EXAMPLE OF EXPENSES
                              -------------------

An  investor  would pay the  following  dollar  amounts of  expenses on a $1,000
investment in the Fund,  assuming (a) 5% annual return and (b) redemption at the
end of each of the time periods indicated (unless otherwise noted):

 PERIOD                           CLASS A                   CLASS B
 ------                           -------                   -------
                                                                       (1)
   1 year ....................      $ 55              $ 55            $ 15
   3 years ...................        72                78              48
   5 years ...................        90               103              83
10 years .....................       143               162(2)          162(2)
- ---------
(1) Assumes no redemption.
(2) Class B shares  convert to Class A shares  approximately  eight  years after
    purchase; therefore, years nine and ten reflect Class A expenses.

The purpose of the expense table above is to assist  investors in  understanding
the various costs and expenses that a shareholder of the Fund will bear directly
or indirectly.  More complete descriptions of the following expenses of the Fund
are set forth in the following  sections of this  Prospectus:  (i) varying sales
charges on share  purchases --  "Purchases";  (ii) varying CDSCs -- "Purchases";
(iii)  management  fees --  "Investment  Adviser";  and (iv)  Rule 12b- 1 (i.e.,
distribution  plan) fees -- "Distribution  Plans".

THE "EXAMPLE" SET FORTH ABOVE SHOULD NOT BE CONSIDERED A REPRESENTATION  OF PAST
OR FUTURE  EXPENSES  OF THE FUND;  ACTUAL  EXPENSES  MAY BE GREATER OR LESS THAN
THOSE SHOWN.

<PAGE>
3.  CONDENSED FINANCIAL INFORMATION
The  following  information  should be read in  conjunction  with the  financial
statements  included  in the  Fund's  Annual  Report to  shareholders  which are
incorporated  by reference  into the  Statement  of  Additional  Information  in
reliance  upon the report of  Deloitte & Touche,  independent  certified  public
accountants, as experts in accounting and auditing.

<TABLE>
                                         FINANCIAL HIGHLIGHTS
<CAPTION>
                          ELEVEN MONTHS ENDED         YEAR ENDED MARCH 31,
                            FEBRUARY 28, 1994         1993           1992           1991           1990           1989
- ------------------------------------------------------------------------------------------------------------------------
                                      CLASS A
- ------------------------------------------------------------------------------------------------------------------------
<S>                                    <C>            <C>            <C>            <C>            <C>            <C>   
PER SHARE DATA (FOR A SHARE OUTSTANDING THROUGHOUT EACH PERIOD):
Net asset value - beginning of
 period                                $10.00         $ 9.43         $ 9.29         $ 9.10         $ 9.05         $ 9.56
                                       ------         ------         ------         ------         ------         ------
Income from investment operations<F2>                             -
  Net investment income                $ 0.63         $ 0.67         $ 0.75         $ 0.78         $ 0.82         $ 0.86
  Net realized and unrealized
   gain (loss) on investments           (0.20)          0.60           0.14           0.19           0.04          (0.51)
                                       ------         ------         ------         ------         ------         ------
    Total from investment
     operations                        $ 0.43         $ 1.27         $ 0.89         $ 0.97         $ 0.86         $ 0.35
                                       ------         ------         ------         ------         ------         ------
Less distributions declared to
  shareholders<F3>
  From net investment income           $(0.58)        $(0.70)        $(0.75)        $(0.78)        $(0.81)        $(0.86)
                                       ------         ------         ------         ------         ------         ------
    Total distributions
     declared to shareholders          $(0.64)        $(0.70)        $(0.75)        $(0.78)        $(0.81)        $(0.86)
                                       ------         ------         ------         ------         ------         ------
Net asset value - end of period        $ 9.79         $10.00         $ 9.43         $ 9.29         $ 9.10         $ 9.05
                                       ------         ------         ------         ------         ------         ------
Total return                            4.32%         13.94%          9.96%         11.13%          9.72%          3.84%
RATIOS (TO AVERAGE NET ASSETS)/SUPPLEMENTAL DATA:
  Expenses                              0.68%<F1><F4>  1.20%          1.25%          1.28%          1.29%          1.40%
  Net investment income                 6.83%<F1><F4>  7.18%          7.95%          8.56%          8.81%          9.25%
PORTFOLIO TURNOVER                       167%           264%           270%            95%           260%           346%
NET ASSETS AT END OF PERIOD
 (000 OMITTED)                       $372,702       $356,735       $356,366       $323,612       $327,877       $348,617
<FN>
- --------------
<F1> Annualized.
<F2> Per  share  data for the 11  months  ended  February  28,  1994 is based on
     average shares outstanding on Class A and Class B shares.
<F3> Amount  includes  distribution  in excess of net investment  income of less
     than $0.001 per share for the eleven  months  ended  February  28, 1994 for
     Class A and Class B shares.
<F4> The  investment  adviser did not impose a portion of its management fee for
     the eleven months ended February 28, 1994. If this fee had been incurred by
     the Fund,  net  income  per share  would  have been  $0.59 and the ratio of
     expenses  to average  net assets and net  investment  income to average net
     assets would have been 1.17% and 6.34%, respectively.
</TABLE>

<PAGE>
                                    FINANCIAL HIGHLIGHTS
<TABLE>
<CAPTION>
                                                                                                     ELEVEN MONTHS
                                                                                                             ENDED
                                            YEAR ENDED MARCH 31,                                      FEBRUARY 28,
                                               1988           1987           1986          1985<F1>           1994<F1>
- ------------------------------------------------------------------------------------------------------------------
                                            CLASS A                                                       CLASS B
- ------------------------------------------------------------------------------------------------------------------
<S>                                          <C>            <C>            <C>            <C>              <C>   
PER SHARE DATA (FOR A SHARE OUTSTANDING THROUGHOUT EACH PERIOD):
Net asset value - beginning  of period       $10.22         $10.53         $ 9.95         $ 9.53           $10.16
                                             ------         ------         ------         ------           ------
Income from investment operations<F4>                             -
  Net investment income                      $ 0.87         $ 0.94         $ 1.07         $ 0.66           $ 0.30
  Net realized and unrealized gain (loss)
   on investments                             (0.59)         (0.20)          0.68           0.33            (0.43)
                                             ------         ------         ------         ------           ------
    Total from investment
    operations                               $ 0.28         $ 0.74         $ 1.75         $ 0.99          $ (0.13)
                                             ------         ------         ------         ------           ------
Less distributions declared to shareholders<F5>                              -
  From net investment income                 $(0.88)        $(0.94)        $(1.08)        $(0.57)          $(0.25)
                                             ------         ------         ------         ------           ------
    Total distributions
     declared to shareholders                $(0.94)        $(1.05)        $(1.17)        $(0.57)          $(0.25)
                                             ------         ------         ------         ------           ------
Net asset value - end of  period             $ 9.56         $10.22         $10.53         $ 9.95           $ 9.78
                                             ------         ------         ------         ------           ------
Total return                                  3.11%          7.48%         18.70%         15.52%<F3>      (1.29)%
RATIOS (TO AVERAGE NET ASSETS)/SUPPLEMENTAL DATA:
  Expenses                                    1.18%          1.18%          1.09%          1.29%<F3>        1.39%<F3><F6>
  Net investment income                       9.10%          9.14%         10.43%         11.26%<F3>        5.92%<F3><F6>
PORTFOLIO TURNOVER                             417%           191%           128%           158%             167%
NET ASSETS AT END OF PERIOD
 (000 OMITTED)                             $397,239       $487,975       $343,270       $130,699         $113,107

<FN>
- ------------
<F1> For the period from the  commencement  of investment  operations,  July 25,
     1984, to March 31, 1985.
<F2> For the period from the commencement of offering of Class B shares,  August
     30, 1993, to February 28, 1994.
<F3> Annualized.
<F4> Per  share  data for the 11  months  ended  February  28,  1994 is based on
     average shares outstanding on Class A and Class B shares.
<F5> Amount  includes  distribution  in excess of net investment  income of less
     than $0.001 per share for the eleven  months  ended  February  28, 1994 for
     Class A and Class B shares.
<F6> The  investment  adviser did not impose a portion of its management fee for
     the eleven months ended February 28, 1994. If this fee had been incurred by
     the Fund,  net  income  per share  would  have been  $0.81 and the ratio of
     expenses  to average  net assets and net  investment  income to average net
     assets would have been 1.87% and 5.44%, respectively.

4.  INVESTMENT OBJECTIVE AND POLICIES
INVESTMENT  OBJECTIVE -- The Fund's  investment  objective is to provide current
income and preservation of principal. Any investment involves risk and there can
be no assurance that the Fund will achieve its investment objective.

INVESTMENT  POLICIES -- The Fund seeks to achieve its  investment  objective  by
investing  in  securities  that are issued or  guaranteed  as to  principal  and
interest by the U.S. Government, its agencies,  authorities or instrumentalities
("Government  Securities")  and by  investing  in  obligations  that  are  fully
collateralized or otherwise fully secured by Government  Securities as described
below. Government Securities include (1) U.S. Treasury obligations, which differ
only in their interest rates,  maturities and times of issuance;  U.S.  Treasury
bills (maturity of one year or less);  U.S. Treasury notes (maturities of one to
10 years);  and U.S.  Treasury  bonds  (generally  maturities of greater than 10
years),  all of which  are  backed  by the full  faith  and  credit  of the U.S.
Government;  and  (2)  obligations  issued  or  guaranteed  by  U.S.  Government
agencies, authorities or instrumentalities; some of which are backed by the full
faith and credit of the U.S. Treasury, e.g., direct pass-through certificates of
the  Government  National  Mortgage  Association  ("GNMA");  some of  which  are
supported by the right of the issuer to borrow from the U.S.  Government,  e.g.,
obligations  of Federal  Home Loan  Banks;  some of which are backed only by the
credit of the issuer  itself,  e.g.,  obligations  of the Student Loan Marketing
Association;  and some of which are supported by the discretionary  authority of
the U.S. Government to purchase the agency's  obligations,  e.g.  obligations of
the Federal National Mortgage  Association  ("FNMA").  No assurance can be given
that the U.S.  Government  will  provide  financial  support  to these  entities
because it is not obligated by law, in certain instances,  to do so. The primary
types of  Government  Securities  in which the Fund  invests  are  listed in the
Appendix.

The Fund may invest a  significant  portion of its assets in GNMA  Certificates.
Such  Certificates  are  mortgage-backed  securities  which  represent a partial
ownership  interest  in a pool of  mortgage  loans  issued  by  lenders  such as
mortgage  bankers,  commercial  banks and  savings and loan  associations.  Each
mortgage  loan  included in the pool is either  insured by the  Federal  Housing
Administration  or  guaranteed  by the  Veterans  Administration.  For a further
description of these and other such  obligations and of the  consequences of the
prepayment of mortgages  underlying  these  Certificates,  see  "Mortgage  Pass-
Through Securities" below and the Appendix.

When and if available, Government Securities may be purchased at a discount from
face  value.  However,  the Fund  does not  intend to hold  such  securities  to
maturity for the purpose of achieving  potential  capital gains,  unless current
yields on these securities remain attractive.

Government  Securities do not generally involve the credit risks associated with
other  types of fixed  income  securities.  However,  like  other  fixed  income
securities,  the  values  of  Government  Securities  change as  interest  rates
fluctuate.  THE NET ASSET VALUE OF THE SHARES OF AN OPEN-END  INVESTMENT COMPANY
SUCH AS THE FUND,  WHICH  INVESTS  IN FIXED  INCOME  SECURITIES,  CHANGES AS THE
GENERAL LEVELS OF INTEREST  RATES  FLUCTUATE.  WHEN INTEREST RATES DECLINE,  THE
VALUE  OF A  PORTFOLIO  INVESTED  AT  HIGHER  YIELDS  CAN BE  EXPECTED  TO RISE.
CONVERSELY, WHEN INTEREST RATES RISE, THE VALUE OF A PORTFOLIO INVESTED AT LOWER
YIELDS CAN BE EXPECTED TO DECLINE.  Although  changes in the value of the Fund's
portfolio  securities  subsequent to their  acquisition are reflected in the net
asset  value of shares of the Fund,  such  changes  will not  affect  the income
received by the Fund from such securities.  However, since available yields vary
over time, no specific  level of income can ever be assured.  The dividends paid
by the Fund will increase or decrease in relation to the income  received by the
Fund from its  investments,  which  will in any case be  reduced  by the  Fund's
expenses before being distributed to the Fund's shareholders.

In order to make the Fund an  eligible  investment  for  Federal  Credit  Unions
("FCUs") and national banks, the Fund will invest in Government  Securities that
are eligible for investment by such institutions  without  limitation,  and will
also  generally be managed so as to qualify as an eligible  investment  for such
institutions. The Fund will comply with all investment limitations applicable to
FCUs  including  the  requirement  that a FCU may only  purchase  Collateralized
Mortgage  Obligations  (as  described  below)  which  would  meet the high  risk
securities  test of Part 703 of the National Credit Union  Administration  Rules
and Regulations or would be held solely to reduce interest rate risk.

ALTHOUGH  THE FUND  INVESTS  IN  GOVERNMENT  SECURITIES,  SHARES OF THE FUND ARE
NEITHER  GUARANTEED  NOR  INSURED  BY  THE  U.S.  GOVERNMENT  OR  ITS  AGENCIES,
AUTHORITIES OR INSTRUMENTALITIES.

ZERO COUPON  SECURITIES:  Government  Securities  may also  include  zero coupon
Government  Securities  which  are debt  obligations  which do not  require  the
periodic payment of interest and are issued at a significant  discount from face
value.  The discount  approximates  the total amount of interest the  Government
Securities  will accrue and compound over the period until maturity or the first
interest  payment date at a rate of interest  reflecting  the market rate of the
security  at the time of  issuance.  Such  investments  benefit  the  issuer  by
mitigating  its need for cash to meet debt  service,  but also  require a higher
rate of return to attract  investors  who are  willing to defer  receipt of such
cash. Such investments may experience  greater volatility in market value due to
changes in interest rates than Government Securities which make regular payments
of  interest.  The Fund  will  accrue  income  on such  investments  for tax and
accounting  purposes,  as required,  which is  distributable to shareholders and
which,  because no cash is  received  at the time of  accrual,  may  require the
liquidation  of other  portfolio  securities to satisfy the Fund's  distribution
obligations.  The Fund will not invest in zero coupon Government Securities with
maturities that exceed 10 years.

MORTGAGE PASS-THROUGH  SECURITIES:  The Fund may invest in mortgage pass-through
securities  where  the  payment  of  principal  and  interest  on  the  mortgage
pass-through  securities or the  underlying  mortgages is guaranteed by the U.S.
Government,   its   agencies,   authorities   or   instrumentalities.   Mortgage
pass-through  securities  are  securities  representing  interests in "pools" of
mortgage  loans.  Monthly  payments of interest and principal by the  individual
borrowers on mortgages are passed through to the holders of the securities  (net
of fees paid to the issuer or guarantor of the  securities)  as the mortgages in
the  underlying  mortgage  pools are paid off.  The  average  lives of  mortgage
pass-throughs  are variable  when issued  because  their average lives depend on
prepayment  rates.  The  average  life  of  these  securities  is  likely  to be
substantially   shorter  than  their  stated  final  maturity  as  a  result  of
unscheduled principal prepayments. Prepayments on underlying mortgages result in
a loss of  anticipated  interest,  and all or part of a premium  if any has been
paid,  and the actual yield (or total return) to the Fund may be different  than
the quoted yield on the securities. Mortgage prepayments generally increase with
falling interest rates and decrease with rising interest rates. Like other fixed
income securities, when interest rates rise the value of a mortgage pass-through
security generally will decline; however, when interest rates are declining, the
value of mortgage  pass-through  securities  with  prepayment  features  may not
increase  as much as  that of  other  fixed  income  securities.  For a  further
description of mortgage pass-through securities, see the Statement of Additional
Information.

The Fund may also  invest  in  obligations  that  are  fully  collateralized  or
otherwise  fully secured by Government  Securities,  some of which are described
below.

COLLATERALIZED MORTGAGE OBLIGATIONS AND MULTICLASS PASS-THROUGH SECURITIES:  The
Fund may invest a portion of its assets in collateralized  mortgage  obligations
or  "CMOs,"  which are debt  obligations  collateralized  by  mortgage  loans or
mortgage  pass-through  securities.   Typically,   CMOs  are  collateralized  by
certificates issued by GNMA, FNMA or the Federal Home Loan Mortgage  Corporation
and, in the case of the Fund, must be  collateralized  by Government  Securities
(such collateral  collectively  hereinafter  referred to as "Mortgage  Assets").
CMOs also include multi-class  pass-through  securities which are interests in a
trust composed of Mortgage Assets, unless otherwise noted. CMOs may be issued by
U.S. agencies, authorities or instrumentalities or by private originators of, or
investors in, mortgage loans, including savings and loan associations,  mortgage
banks,  commercial banks,  investment banks and special purpose  subsidiaries of
the foregoing. Payments of principal of and interest on the Mortgage Assets, and
any  reinvestment  income thereon,  provide the funds to pay debt service on the
CMOs or make scheduled distributions on the multiclass pass-through  securities.
In a CMO,  a series of bonds or  certificates  are  usually  issued in  multiple
classes with different  maturities.  Each class of CMOs,  often referred to as a
"tranche,"  is issued at a  specific  fixed or  floating  coupon  rate and has a
stated  maturity  or  final  distribution  date.  Principal  prepayments  on the
Mortgage  Assets may cause the CMOs to be  retired  substantially  earlier  than
their stated maturities or final distribution dates,  resulting in a loss of all
or part of the  premium,  if any has been  paid.  The Fund  may also  invest  in
parallel pay CMOs and Planned  Amortization  Class CMOs ("PAC Bonds").  Parallel
pay CMOs are structured to provide payments of principal on each payment date to
more than one class. PAC Bonds generally  require payments of a specified amount
of principal on each payment date.  PAC Bonds are always  parallel pay CMOs with
the required  principal  payment on such securities  having the highest priority
after interest has been paid to all classes.  For a further  description of CMOs
and the risks related to transactions  therein,  see the Statement of Additional
Information.

REPURCHASE  AGREEMENTS:  The Fund may  enter  into  repurchase  agreements  with
primary  reporting  dealers that report to the Federal  Reserve Bank of New York
and with  the 100  largest  U.S.  commercial  banks in order to earn  additional
income on available cash or as a temporary defensive measure. Under a repurchase
agreement,  the Fund acquires  securities  subject to the seller's  agreement to
repurchase at a specified  time and price.  If the seller  becomes  subject to a
proceeding  under the bankruptcy  laws or its assets are otherwise  subject to a
stay order,  the Fund's  right to liquidate  the  securities  may be  restricted
(during which time the value of the securities  could decline).  As discussed in
the Statement of Additional Information, the Fund has adopted certain procedures
intended to minimize any risk.

LENDING  OF  SECURITIES:  The Fund may seek to  increase  its  income by lending
portfolio  securities.  Such  loans will  usually  be made to member  firms (and
subsidiaries  thereof) of the New York Stock Exchange and to member banks of the
Federal  Reserve  System,  and would be required to be secured  continuously  by
collateral in cash, cash equivalents or U.S. Treasury securities maintained on a
current basis at an amount at least equal to the market value of the  securities
loaned.  The Fund will  continue  to collect the  equivalent  of interest on the
securities loaned and will also receive either interest  (through  investment of
cash collateral) or a fee (if the collateral is Government  Securities).  If the
Adviser  determines to make  securities  loans, it is intended that the value of
the  securities  loaned would not exceed 30% of the value of the total assets of
the Fund.

"WHEN-ISSUED"  SECURITIES:  Some  Government  Securities  may be  purchased on a
"when-issued" or on a "forward delivery" basis, which means that the obligations
will be delivered to the Fund at a future date beyond customary settlement time.
The  commitment  to purchase an  obligation  for which payment will be made on a
future date may be deemed a separate security.  Although the Fund is not limited
as to the amount of Government  Securities for which it may have  commitments to
purchase on such bases, it is expected that under normal  circumstances the Fund
will not commit more than 30% of its total  assets to such  purchases.  The Fund
does not pay for such  obligations  until  received,  and does not start earning
interest on the obligations  until the contractual  settlement date. In order to
invest  its assets  immediately,  while  awaiting  delivery  of the  obligations
purchased  on such bases,  the Fund will  invest in cash,  cash  equivalents  or
Government  Securities.  For additional information concerning these securities,
see the Fund's Statement of Additional Information.

MORTGAGE  "DOLLAR ROLL"  TRANSACTIONS:  The Fund may enter into mortgage "dollar
roll" transactions with selected banks and broker-dealers  pursuant to which the
Fund sells  mortgage-backed  securities  for  delivery in the future  (generally
within 30 days) and simultaneously contracts to repurchase substantially similar
(same type, coupon and maturity) securities on a specified future date. The Fund
will only enter into  covered  rolls.  A  "covered  roll" is a specific  type of
dollar roll for which there is an offsetting  cash position or a cash equivalent
security position which matures on or before the forward  settlement date of the
dollar roll transaction.

PORTFOLIO  MANAGEMENT:  The Fund intends to fully manage its portfolio by buying
and selling Government  Securities,  as well as holding selected  obligations to
maturity.  The Fund  seeks to  maximize  the return on its  portfolio  by taking
advantage of market developments and yield disparities. For a description of the
strategies  which may be used by the Fund in  managing  its  portfolio,  see the
Statement of Additional Information.

The  primary  consideration  in placing  portfolio  security  transactions  with
broker-dealers  for execution is to obtain,  and maintain the  availability  of,
execution  at  the  most  favorable  prices  and in the  most  effective  manner
possible. Consistent with the foregoing primary consideration, the Rules of Fair
Practice of the National  Association of Securities  Dealers,  Inc. (the "NASD")
and such other policies as the Trustees may determine,  the Adviser may consider
sales of shares of the Fund and of the other  investment  company clients of MFS
Financial Services,  Inc. ("FSI"),  the Fund's  distributor,  as a factor in the
selection of broker-dealers to execute the Fund's portfolio transactions.  For a
further  discussion  of  portfolio  trading,  see the  Statement  of  Additional
Information.  For the fiscal  year  ended  March 31,  1993 and the  eleven-month
period ended  February 28, 1994,  the rates of portfolio  turnover were 264% and
167%, respectively.

The investment objective and the policies described above may be changed without
shareholder approval.

The  Statement  of  Additional   Information  includes  a  discussion  of  other
investment  policies  and a listing of specific  investment  restrictions  which
govern the Fund's  investment  policies.  The specific  investment  restrictions
listed in the Statement of  Additional  Information  may not be changed  without
shareholder approval. The Fund's investment limitations and policies are adhered
to at the time of purchase or  utilization  of assets;  a  subsequent  change in
circumstances will not be considered to result in a violation of policy.

5. MANAGEMENT OF THE FUND
INVESTMENT  ADVISER -- The Adviser manages the assets of the Fund pursuant to an
Investment Advisory  Agreement,  dated July 18, 1984 as amended February 1, 1994
(the  "Advisory  Agreement").   The  Adviser  provides  the  Fund  with  overall
investment  advisory  and  administrative  services,  as well as general  office
facilities.  Steven E. Nothern, a Senior Vice President of the Adviser, has been
the Fund's portfolio manager since January,  1991. Mr. Nothern has been employed
by the  Adviser  since  1986.  Subject  to such  policies  as the  Trustees  may
determine,  the  Adviser  makes  investment  decisions  for the Fund.  For these
services and  facilities,  the Adviser  receives a  management  fee equal to the
lesser of (i) 0.40% of the Fund's  average daily net assets or (ii) 0.25% of the
Fund's  average  daily net assets plus 3.40% of the Fund's gross  income  (i.e.,
income other than from the sale of  securities),  in each case on an  annualized
basis for the Fund's  then-current  fiscal year.  In  addition,  the Adviser has
voluntarily  agreed to reduce the Fund's  management  fee to 0.14% of the Fund's
average daily net assets for an indefinite  period of time. This arrangement may
be revised or terminated at any time without  notice to  shareholders.  Prior to
February 1, 1994,  the Adviser  received a management fee from the Fund computed
and paid  monthly in an amount  equal to the sum of 0.25% of the Fund's  average
daily net assets plus 3.40% of the Fund's gross income (i.e.,  income other than
from the sale of securities), in each case on an annualized basis for the Fund's
then-current fiscal year. For the period from April 1, 1993 to February 1, 1994,
however,  the Adviser had voluntarily agreed to waive its management fee, but by
no more than 0.50% of the Fund's average daily net assets.

For the  eleven-month  period ended February 28, 1994,  MFS received  management
fees under the Advisory  Agreement of $2,038,181 (of which $997,647 was based on
average daily net assets and $1,040,534 on gross income), equivalent to 0.40% of
the  Fund's  average  daily  net  assets.  Due to  the  voluntary  reduction  of
management fees, $1,981,108 of management fees were not imposed on the Fund.

MFS also  serves as  investment  adviser  to each of the other  funds in the MFS
Family of Funds (the "MFS Funds"),  to MFS  Institutional  Trust,  MFS Municipal
Income Trust, MFS Multimarket Income Trust, MFS Government Markets Income Trust,
MFS  Intermediate  Income Trust,  MFS Charter  Income  Trust,  MFS Special Value
Trust,  MFS Union  Standard  Trust,  MFS Variable  Insurance  Trust,  Sun Growth
Variable  Annuity  Fund,  Inc.,  MFS/Sun  Life Series  Trust and seven  variable
accounts,  each of which is a registered  investment company  established by Sun
Life  Assurance  Company  of Canada  (U.S.)  ("Sun  Life of Canada  (U.S.)")  in
connection with the sale of Compass-2 and Compass-3  combination  fixed/variable
annuity  contracts.  The MFS Asset Management Group, a division of MFS, provides
investment advice to substantial private clients.

MFS is  America's  oldest  mutual  fund  organization.  MFS and its  predecessor
organizations  have a  history  of money  management  dating  from  1924 and the
founding of the first mutual fund in the United States,  Massachusetts Investors
Trust.   Net  assets  under  the  management  of  the  MFS   organization   were
approximately  $33.3  billion on behalf of  approximately  1.5 million  investor
accounts as of June 30,  1994.  As of such date,  the MFS  organization  managed
approximately  $9.5  billion of assets in equity  securities  and  approximately
$19.7 billion of assets in fixed income  securities.  MFS is a subsidiary of Sun
Life of  Canada  (U.S.),  which in turn is a  subsidiary  of Sun Life  Assurance
Company of Canada  ("Sun  Life").  The  Directors  of MFS are A. Keith  Brodkin,
Jeffrey L.  Shames,  John R.  Gardner,  John D. McNeil and Arnold D. Scott.  Mr.
Brodkin  is the  Chairman,  Mr.  Shames is the  President  and Mr.  Scott is the
Secretary  and a Senior  Executive  Vice  President of MFS.  Messrs.  McNeil and
Gardner are the Chairman and President,  respectively,  of Sun Life. Sun Life, a
mutual  life  insurance  company,  is  one  of the  largest  international  life
insurance  companies  and has been  operating  in the United  States since 1895,
establishing a headquarters  office here in 1973. The executive  officers of MFS
report to the Chairman of Sun Life.

A. Keith  Brodkin,  the Chairman of MFS, is also the  Chairman,  President and a
Trustee of the Fund. W. Thomas London, James O. Yost, Stephen E. Cavan and James
R. Bordewick, all of whom are officers of MFS, are officers of the Fund.

DISTRIBUTOR  -- FSI, a wholly owned  subsidiary  of MFS, is the  distributor  of
shares of the Fund and each of the other MFS Funds.

SHAREHOLDER  SERVICING  AGENT -- MFS  Service  Center,  Inc.  (the  "Shareholder
Servicing  Agent"),  a wholly owned subsidiary of MFS, performs transfer agency,
certain dividend disbursing agency and other services for the Fund.


6.  INFORMATION CONCERNING SHARES OF THE FUND
PURCHASES
Shares of the Fund may be purchased  at the public  offering  price  through any
securities dealer, certain banks and other financial institutions having selling
agreements with FSI.  Non-securities dealer financial  institutions will receive
transaction  fees that are the same as  commission  fees to dealers.  Securities
dealers and other  financial  institutions  may also charge their customers fees
relating to investments in the Fund.

The Fund offers two classes of shares which bear sales charges and  distribution
fees in different forms and amounts:

CLASS A SHARES:  Class A shares are  offered at net asset  value plus an initial
sales charge (or CDSC in the case of certain purchases of $1 million or more) as
follows:

</TABLE>
<TABLE>
- ---------------------------------------------------------------------------------------------------------------------------------
<CAPTION>
                                    SALES CHARGE<F1>    DEALER                                 SALES CHARGE<F1>     DEALER
                                  AS PERCENTAGE OF:   ALLOWANCE                               AS PERCENTAGE OF:    ALLOWANCE
                                 -------------------  AS A PER-                               ------------------   AS A PER-
                                              NET    CENTAGE OF                                           NET     CENTAGE OF
                                 OFFERING    AMOUNT   OFFERING                                OFFERING   AMOUNT    OFFERING
AMOUNT OF PURCHASE                 PRICE    INVESTED    PRICE   AMOUNT OF PURCHASE             PRICE    INVESTED     PRICE
<S>                              <C>        <C>      <C>        <S>                           <C>       <C>       <C>
Less than $100,000 .............   4.75%      4.99%     4.00%   $500,000 but less than
$100,000 but less than $250,000    4.00       4.17      3.20      $1,000,000                   2.20%     2.25%       1.70%
$250,000 but less than $500,000    2.95       3.04      2.25    $1,000,000 or more .........   None<F2>  None<F2>  See Below<F2>

- ----------------------------------------------------------------------------------------------------------------------------------
<FN>
- ------------
<F1> Because of rounding in the  calculation  of offering  price,  actual  sales
     charges  may be more or less than those  calculated  using the  percentages
     above.

<F2> A CDSC may  apply in  certain  instances.  FSI  will  pay a  commission  on
     purchases of $1 million or more.
</TABLE>

No sales  charge  is  payable  at the  time of  purchase  of  Class A shares  on
investments  of $1  million  or more.  However,  a CDSC shall be imposed on such
investments in the event of a share  redemption  within 12 months  following the
share  purchase,  at the rate of 1% of the  lesser  of the  value of the  shares
redeemed  (exclusive of reinvested  dividends and capital gain distributions) or
the total cost of such  shares.

In determining whether a CDSC on such Class A shares is payable, and, if so, the
amount of the charge,  it is assumed that shares not subject to the CDSC are the
first redeemed followed by other shares held for the longest period of time. All
investments  made during a calendar  month,  regardless of when during the month
the  investment  occurred,  will age one  month on the last day of the month and
each subsequent month. Except as noted below, the CDSC on Class A shares will be
waived in the case of: (i)  exchanges  (except  that if the shares  acquired  by
exchange were then redeemed within 12 months of the initial purchase (other than
in connection  with subsequent  exchanges to other MFS Funds),  the charge would
not be waived);  (ii)  distributions  to  participants  from a  retirement  plan
qualified under Section 401(a) of the Internal  Revenue Code of 1986, as amended
(the "Code") (a "Retirement Plan"), due to: (a) a loan from the plan (repayments
of loans, however, will consitute new sales for purposes of assessing the CDSC);
(b) "financial hardship" of the participant in the plan, as that term is defined
in Treasury  Regulation Section 1.401(k)-1 (d)(2), as amended from time to time;
or (c) the death of a participant  in such a plan;  (iii)  distributions  from a
403(b)  plan  or  an  Individual  Retirement  Account  ("IRA"),  due  to  death,
disability  or  attainment  of age 59  1/2;  (iv)  tax-free  returns  of  excess
contributions  to an IRA; (v)  distributions  by other employee benefit plans to
pay  benefits;  and (vi) certain  involuntary  redemptions  and  redemptions  in
connection with certain automatic  withdrawals from a qualified retirement plan.
The CDSC on Class A shares will not be waived,  however,  if the Retirement Plan
withdraws from the Fund,  except if the Retirement  Plan has invested its assets
in Class A shares of one or more of the MFS  Funds  for more than 10 years  from
the later to occur of (i) January 1, 1993 or (ii) the date such  Retirement Plan
first invests its assets in Class A shares of one or more of the MFS Funds,  the
CDSC on Class A shares will be waived in the case of a redemption  of all of the
Retirement  Plan's shares (including shares of any other class) in all MFS Funds
(i.e.,  all the  assets of the  Retirement  Plan  invested  in the MFS Funds are
withdrawn),  unless,  immediately prior to the redemption,  the aggregate amount
invested by the  Retirement  Plan in Class A shares of the MFS Funds  (excluding
the reinvestment of distributions)  during the prior four year period equals 50%
or more of the total value of the Retirement  Plan's assets in the MFS Funds, in
which case the CDSC will not be waived.  Any  applicable  CDSC will be  deferred
upon an exchange of Class A shares of the Fund for units of participation of the
MFS Fixed Fund (a bank collective  investment  fund)(the "Units"),  and the CDSC
will be deducted from the redemption  proceeds when such Units are  subsequently
redeemed  (assuming the CDSC is then payable).  No CDSC will be assessed upon an
exchange of Units for Class A shares of the Fund.  For  purposes of  calculating
the CDSC payable upon redemption of Class A shares of the Fund or Units acquired
pursuant to one or more  exchanges,  the period  during which the Units are held
will be aggregated with the period during which the Class A shares are held. The
applicability of the CDSC will be unaffected by transfers of registration.

FSI will receive all CDSCs. FSI allows discounts to dealers (which are alike for
all dealers) from the applicable  public  offering  price, as shown in the above
table.  In the case of the maximum sales charge,  the dealer  retains 4% and FSI
retains  approximately  3/4 of 1% of the public offering price. The sales charge
may vary  depending on the number of shares of the Fund as well as certain other
MFS  Funds  and  other  funds  owned or being  purchased,  the  existence  of an
agreement to purchase  additional  shares during a 13-month  period (or 36-month
period for purchases of $1 million or more) or other special purchase  programs.
A description of the Right of Accumulation, Letter of Intent and Group Purchases
privileges  by  which  the  sales  charge  may be  reduced  is set  forth in the
Statement of Additional Information.  In addition, FSI commission to dealers who
initiate  and are  responsible  for  purchases of $1 million or more as follows:
1.00% on sales up to $5  million;  plus  0.25% on the  amount  in  excess  of $5
million.  Purchases of $1 million or more for each  shareholder  account will be
aggregated  over a 12-month period  (commencing  from the date of the first such
purchase) for purposes of determining the level of commissions to be paid during
that period with respect to such account.

Class A shares of the Fund may be sold at their net asset value to the  officers
of the  Fund,  to any of the  subsidiary  companies  of Sun  Life,  to  eligible
Directors, officers, employees (including retired employees), and agents of MFS,
Sun  Life  or  any  of  their  subsidiary  companies,  to  any  trust,  pension,
profit-sharing  or any other benefit plan for such persons,  to any trustees and
retired  trustees of any investment  company for which FSI serves as distributor
or principal underwriter,  and to certain family members of such individuals and
their spouses, provided such shares will not be resold except to the Fund. Class
A shares of the Fund may be sold at net asset  value to any  employee,  partner,
officer  or  trustee of any  sub-adviser  to any MFS Fund and to certain  family
members  of such  individuals  and  their  spouses,  or to any  trust,  pension,
profit-sharing or other retirement plan for the sole benefit of such employee or
representative,  provided  such  shares  will not be resold  except to the Fund.
Class A shares  of the Fund may  also be sold at their  net  asset  value to any
employee  or  registered   representative  of  any  dealer  or  other  financial
institution  which has a sales agreement with FSI or its affiliates,  to certain
family members of such employees or representatives and their spouses, or to any
trust, pension,  profit-sharing or other retirement plan for the sole benefit of
such  employee  or  representative,  as well  as to  clients  of the  MFS  Asset
Management  Group.  Class A  shares  of the Fund  also may be sold at net  asset
value, subject to appropriate  documentation,  through a dealer where the amount
invested  represents  redemption  proceeds from a registered open-end management
investment company not distributed or managed by FSI or its affiliates,  if such
redemption  has  occurred no more than 60 days prior to the  purchase of Class A
shares of the Fund and the  shareholder  either (i) paid an initial sales charge
or (ii) was at some time subject to, but did not actually pay, a deferred  sales
charge with respect to the  redemption  proceeds.  Class A shares may be sold at
net asset value where the amount invested  represents  redemption  proceeds from
the MFS Fixed Fund.  In addition,  Class A shares of the Fund may be sold at net
asset value in connection  with the  acquisition or liquidation of the assets of
other investment  companies or personal  holding  companies.  Insurance  company
separate  accounts  may  purchase  Class A shares of the Fund at their net asset
value. Class A shares of the Fund may also be purchased at their net asset value
by retirement plans where third party  administrators of such plans have entered
into certain arrangements with FSI or its affiliates provided that no commission
is paid to  dealers.  Class A shares  of the Fund may also be sold at net  asset
value  through  the  automatic  reinvestment  of  Class A and  Class B  periodic
distributions  which constitute required  withdrawals from qualified  retirement
plans. Class A shares of the Fund may also be purchased at net asset value where
the  purchase is in an amount of $3 million or more and where the dealer and FSI
enter into an agreement in which the dealer agrees to return any commission paid
to it on the sale (or on a pro rata portion  thereof) as described  above if the
shareholder  redeems his or her shares  within a year of purchase  (shareholders
who purchase  shares at net asset value pursuant to these  conditions are called
"$3 Million  Shareholders").  Class A shares of the Fund may be purchased at net
asset value by retirement  plans qualified under Section 401(a) or 403(b) of the
Code which are subject to the Employee  Retirement  Income Security Act of 1974,
as amended, as follows:

    (i) the retirement plan and/or the sponsoring organization must subscribe to
    the MFS  FUNDamental  401(k) Plan( SM) or another  similar Section 401(a) or
    403(b) recordkeeping program made available by MFS Service Center, Inc.;

    (ii) either (a) the sponsoring  organization must have at least 25 employees
    or (b) the aggregate  purchases by the retirement  plan of Class A shares of
    the MFS Funds must be in an amount of at least $250,000  within a reasonable
    period of time, as determined by FSI in its sole discretion; and

    (iii) a CDSC of 1% will be imposed on such purchases in the event of certain
    redemption transactions within 12 months following such purchases.

Dealers who initiate and are  responsible for purchases of Class A shares of the
Fund in this manner will be paid a commission by FSI, as follows: 1.00% on sales
up to $5 million,  plus 0.25% on the amount in excess of $5  million;  provided,
however,  that FSI may pay a  commission,  on sales in excess of $5  million  to
certain   retirement  plans,  of  1.00%  to  certain  dealers  which,  at  FSl's
invitation,  enter  into an  agreement  with FSI in which the  dealer  agrees to
return any commission paid to it on the sale (or on a pro rata portion  thereof)
if the  shareholder  redeems  his or her  shares  within a period of time  after
purchase  as  specified  by  FSI.  Purchases  of $1  million  or more  for  each
shareholder  account will be aggregated over a 12-month period  (commencing from
the date of the first such  purchase) for purposes of  determining  the level of
commissions to be paid during that period with respect to such account.

Class A shares of the Fund may be purchased at net asset value  through  certain
broker-dealers  and other  financial  institutions  which have  entered  into an
agreement with FSI,  which  includes a requirement  that such shares be sold for
the benefit of clients  participating  in a "wrap account" or a similar  program
under which such  clients  pay a fee to such  broker-dealer  or other  financial
institution.  Furthermore,  Class A shares  of the Fund may be sold at net asset
value  through the  automatic  reinvestment  of  distributions  of dividends and
capital gains of Class A shares of other MFS Funds pursuant to the  Distribution
Investment  Program (see  "Shareholder  Services" in the Statement of Additional
Information).

CLASS B SHARES: Class B shares are offered at net asset value without an initial
sales charge but subject to a CDSC as follows:

          YEAR OF                                             CONTINGENT
        REDEMPTION                                          DEFERRED SALES
      AFTER PURCHASE                                           CHARGE
      --------------                                        --------------
  First ..............................................            4%*
  Second .............................................            4%
  Third ..............................................            3%
  Fourth .............................................            3%
  Fifth ..............................................            2%
  Sixth ..............................................            1%
  Seventh and following ..............................            0%

*Class B shares  purchased from January 1, 1993 through August 31, 1993, will be
 subject  to a CDSC of 5% in the event of a  redemption  within  the first  year
 after purchase.

For Class B shares  purchased  prior to January 1, 1993, the Fund imposes a CDSC
as a percentage of redemption proceeds as follows:

          YEAR OF                                             CONTINGENT
        REDEMPTION                                          DEFERRED SALES
      AFTER PURCHASE                                           CHARGE
      --------------                                        --------------
  First ..............................................            6%
  Second .............................................            5%
  Third ..............................................            4%
  Fourth .............................................            3%
  Fifth ..............................................            2%
  Sixth ..............................................            1%
  Seventh and following ..............................            0%

No CDSC is paid upon an exchange of shares. For purposes of calculating the CDSC
upon  redemption  of shares  acquired  in an  exchange,  the  purchase of shares
acquired in one or more  exchanges is deemed to have occurred at the time of the
original purchase of the exchanged  shares.  See "Redemptions and Repurchases --
Contingent  Deferred Sales Charge" for further  discussion of the CDSC.

The CDSC on Class B shares  will be  waived  upon the  death or  disability  (as
defined in section  72(m)(7) of the Code) of any investor,  provided the account
is registered (i) in the case of a deceased  individual,  solely in the deceased
individual's name, (ii) in the case of a disabled individual,  solely or jointly
in the disabled individual's name or (iii) in the name of a living trust for the
benefit of the deceased or disabled individual.  The CDSC on Class B shares will
also be waived in the case of  redemptions  of shares of the Fund  pursuant to a
systematic  withdrawal  plan.  In  addition,  the CDSC on Class B shares will be
waived in the case of distributions from an IRA, SAR-SEP or any other retirement
plan  qualified  under  Section  401(a)  or  403(b)  of the Code due to death or
disability,  or in the  case of  required  minimum  distributions  from any such
retirement plan due to attainment of age 70 1/2. The CDSC on Class B shares will
be waived in the case of  distributions  from a retirement  plan qualified under
Section  401(a) of the Code due to (i)  returns  of excess  contribution  to the
plan, (ii)  retirement of a participant in the plan,  (iii) a loan from the plan
(repayments  of loans,  however,  will  constitute  new sales  for  purposes  of
assessing the CDSC),  (iv) "financial  hardship" of the participant in the plan,
as that term is defined in Treasury Regulation 401 (k)-1 (d)(2), as amended from
time to time; and (v)  termination of employment of the  participant in the plan
(excluding,  however,  a partial or other  termination of the plan). The CDSC on
Class B shares will also be waived in the case of  distributions  from a SAR-SEP
due to (i) returns of excess  contribution  to the plan,  (ii)  retirement  of a
participant in the plan and (iii)  termination of employment of the  participant
in the plan (excluding,  however,  a partial or other  termination of the plan).
The CDSC on Class B shares will also be waived upon  redemption  by (i) officers
of the Fund,  (ii) any of the subsidiary  companies of Sun Life,  (iii) eligible
Directors,  officers, employees (including retired employees) and agents of MFS,
Sun  Life  or any of  their  subsidiary  companies,  (iv)  any  trust,  pension,
profit-sharing or any other benefit plan for such persons,  (v) any trustees and
retired  trustees of any investment  company for which FSI serves as distributor
or principal  underwriter,  and (vi) certain family members of such  individuals
and their  spouses,  provided  in each case that the  shares  will not be resold
except to the Fund.  The CDSC on Class B shares  will also be waived in the case
of  redemptions  by any employee or registered  representative  of any dealer or
other  financial  institution  which has a sales  agreement with FSI, by certain
family members of such employee or representative and their spouses,  any trust,
pension,  profit-sharing  or other  retirement plan for the sole benefit of such
employee or  representative  and by clients of the MFS Asset Management Group. A
Retirement Plan qualified under Section 401(a) of the Code that has invested its
assets  in Class B shares of one or more of the MFS Funds for more than 10 years
from the later to occur of (i)  January 1, 1993 or (ii) the date the  Retirement
Plan first  invests  its assets in Class B shares of one or more of the funds in
the MFS  Funds  will  have the CDSC on  Class B shares  waived  in the case of a
redemption of all the Retirement Plan's shares (including any Class A shares) in
all MFS Funds (i.e.,  all the assets of the Retirement  Plan invested in the MFS
Funds are withdrawn),  except that if, immediately prior to the redemption,  the
aggregate  amount  invested by the Retirement  Plan in Class B shares of the MFS
Funds (excluding the reinvestment of  distributions)  during the prior four year
period equals 50% or more of the total value of the Retirement  Plan's assets in
the MFS Funds, then the CDSC will not be waived.  The CDSC on Class B shares may
also be waived in connection  with the  acquisition or liquidation of the assets
of other investment companies or personal holding companies.

CONVERSION OF CLASS B SHARES. Class B shares of the Fund will convert to Class A
shares of the Fund  approximately  eight years after the purchase  date.  Shares
purchased  through the reinvestment of distributions  paid in respect of Class B
shares  will be  treated as Class B shares for  purposes  of the  payment of the
distribution and service fees under the Distribution  Plan applicable to Class B
shares.  However,  for purposes of conversion to Class A shares, all shares in a
shareholder's  account that were purchased through the reinvestment of dividends
and  distributions  paid in  respect  of  Class B  shares  (and  which  have not
converted to Class A shares as provided in the following  sentence) will be held
in a  separate  sub-account.  Each time any Class B shares in the  shareholder's
account  (other  than those in the  sub-account)  convert  to Class A shares,  a
portion of the Class B shares then in the sub-account will also convert to Class
A shares.  The portion will be  determined  by the ratio that the  shareholder's
Class B shares not acquired through  reinvestment of dividends and distributions
that are  converting to Class A shares bear to the  shareholder's  total Class B
shares not acquired through such reinvestment.  The conversion of Class B shares
to Class A shares is subject to the continuing availability of a ruling from the
Internal  Revenue Service or an opinion of counsel that such conversion will not
constitute a taxable event for Federal tax  purposes.  There can be no assurance
that such ruling or opinion will be  available,  and the  conversion  of Class B
shares  to  Class A shares  will not  occur if such  ruling  or  opinion  is not
available.  In such event, Class B shares would continue to be subject to higher
expenses than Class A shares for an indefinite period.

GENERAL: Except as described below, the minimum initial investment is $1,000 per
account and the minimum additional investment is $50 per account. Accounts being
established for monthly automatic investments and under payroll savings programs
and tax-deferred  retirement programs (other than IRAs) involving the submission
of  investments  by means of group  remittal  statements  are  subject  to a $50
minimum on initial and additional  investments per account.  The minimum initial
investment for IRAs is $250 per account and the minimum additional investment is
$50 per account.  Accounts being  established for participation in the Automatic
Exchange Plan are subject to a $50 minimum on initial and additional investments
per  account.  There are also other  limited  exceptions  to these  minimums for
certain  tax-deferred  retirement  programs.  Any minimums may be changed at any
time at the discretion of FSI. The Fund reserves the right to cease offering its
shares at any time.

From time to time  shareholders  who elect to participate in certain  investment
programs (e.g., the Automatic Exchange Plan) or other shareholder services,  FSI
or its  affiliates  may  either  (i)  give a gift of  nominal  value,  such as a
hand-held  calculator,  or (ii) make a nominal charitable  contribution on their
behalf.

A  shareholder  whose  shares  are held in the name of,  or  controlled  by,  an
investment dealer might not receive many of the privileges and services from the
Fund (such as Right of Accumulation,  Letter of Intent and certain recordkeeping
services) that the Fund ordinarily provides.

Purchases and exchanges  should be made for  investment  purposes only. The Fund
and FSI each  reserve  the right to reject  any  specific  purchase  order or to
restrict purchases by a particular  purchaser (or group of related  purchasers).
The Fund or FSI may reject or restrict any  purchases by a particular  purchaser
or group,  for example,  when such purchase is contrary to the best interests of
the Fund's other  shareholders  or otherwise would disrupt the management of the
Fund.

FSI may enter into an agreement with  shareholders  who intend to make exchanges
among certain classes of certain MFS Funds (as determined by FSI) which follow a
timing pattern,  and with  individuals or entities acting on such  shareholders'
behalf (collectively,  "market timers"), setting forth the terms, procedures and
restrictions  with  respect  to  such  exchanges.  In the  absence  of  such  an
agreement,  it is the policy of the Fund and FSI to reject or restrict purchases
by market timers if (i) more than two exchange purchases are effected in a timed
account in the same calendar  quarter or (ii) a purchase  would result in shares
being held in timed  accounts by market  timers  representing  more than (x) one
percent of the Fund's net assets or (y) specified  dollar amounts in the case of
certain  MFS Funds  which may include the Fund and which may change from time to
time. The Fund and FSI each reserve the right to request market timers to redeem
their shares at net asset value,  less any  applicable  CDSC, if either of these
restrictions is violated.

Securities  dealers  and other  financial  institutions  may  receive  different
compensation  with respect to sales of Class A and Class B shares.  From time to
time, FSI, at its expense, may provide additional  commissions,  compensation or
promotional incentives ("concessions") to dealers which sell shares of the Fund.
The staff of the SEC has indicated that dealers who receive more than 90% of the
sales charge may be considered  underwriters.  Such concessions  provided by FSI
may include  financial  assistance  to dealers in  connection  with  preapproved
conferences  or  seminars,  sales or training  programs  for invited  registered
representatives,  payment for travel expenses,  including  lodging,  incurred by
registered representatives and members of their families or other invited guests
to various  locations for such seminars or training  programs,  seminars for the
public,  advertising and sales campaigns regarding one or more MFS Funds, and/or
other  dealer-sponsored  events.  In some  instances,  these  concessions may be
offered to dealers or only to certain dealers who have sold or may sell,  during
specified  periods,  certain minimum amounts of shares of the Fund. From time to
time,  FSI may make expense  reimbursements  for special  training of a dealer's
registered  representatives  in group  meetings  or to help pay the  expenses of
sales  contests.  In  addition,  FSI  may,  from  time to time,  pay  additional
compensation to MFS Investor  Services,  Inc., an affiliated  broker-dealer,  in
connection  with  assistance  provided  by such  broker-dealer  in selling  Fund
shares. In some instances, promotional incentives to dealers may be offered only
to certain dealers who have sold or may sell significant amounts of Fund shares.
Other concessions may be offered to the extent not prohibited by the laws of any
state  or any  self-regulatory  agency,  such  as the  National  Association  of
Securities Dealers, Inc. (the "NASD"). The Glass-Steagall Act prohibits national
banks from  engaging in the business of  underwriting,  selling or  distributing
securities.  Although the scope of the prohibition has not been clearly defined,
FSI believes  that such Act should not preclude  banks from entering into agency
agreements with FSI (as described  above).  If, however,  a bank were prohibited
from so acting,  the Trustees  would  consider  what actions,  if any,  would be
necessary to continue to provide efficient and effective  shareholder  services.
It is  not  expected  that  shareholders  would  suffer  any  adverse  financial
consequence as a result of these occurrences. In addition, state securities laws
on this issue may differ from the interpretation of federal law expressed herein
and  banks  and   financial   institutions   may  be  required  to  register  as
broker-dealers pursuant to state law.

EXCHANGES
Subject to the  requirements  set forth  below,  some or all of the shares in an
account with the Fund for which payment has been received by the Fund (i.e.,  an
established account) may be exchanged for shares of the same class of any of the
other MFS Funds (if available for sale) at net asset value.  Shares of one class
may not be exchanged for shares of any other class.  Exchanges will be made only
after  instructions  in writing or by  telephone  (an  "Exchange  Request")  are
received for an established account by the Shareholder Servicing Agent in proper
form (i.e., if in writing -- signed by the record owner(s) exactly as the shares
are registered; if by telephone -- proper account identification is given by the
dealer or  shareholder  of record) and each exchange must involve  either shares
having an aggregate value of at least $1,000 ($50 in the case of retirement plan
participants  whose  sponsoring  organizations  subscribe to the MFS FUNDamental
401(k) Plan or another similar 401(k) recordkeeping system made available by MFS
Service Center,  Inc.) or all the shares in the account. If the Exchange Request
is received by the Shareholder  Servicing Agent on any business day prior to the
close of regular  trading on the New York Stock Exchange (the  "Exchange"),  the
exchange  usually will occur on that day if all the requirements set forth above
have been complied with at that time. No more than five exchanges may be made in
any one Exchange Request by telephone.  Additional  information  concerning this
exchange  privilege  and  prospectuses  for any of the  other  MFS  Funds may be
obtained  from  investment  dealers  or  the  Shareholder   Servicing  Agent.  A
shareholder  should read the  prospectus  of the other MFS Fund and consider the
differences in objectives and policies  before making any exchange.  For federal
and (generally)  state income tax purposes,  an exchange is treated as a sale of
the shares exchanged and, therefore,  an exchange could result in a gain or loss
to the shareholder making the exchange. Exchanges by telephone are automatically
available  to most  non-retirement  plan  accounts and certain  retirement  plan
accounts.   For  further  information   regarding  exchanges  by  telephone  see
"Redemptions By Telephone." The exchange  privilege (or any aspect of it) may be
changed or discontinued and is subject to certain limitations, including certain
restrictions on purchases by market timers.  Special procedures,  privileges and
restrictions with respect to exchanges may apply to market timers who enter into
an agreement with FSI, as set forth in such agreement (see "Purchases").

REDEMPTIONS AND REPURCHASES
A  shareholder  may  withdraw all or any portion of the amount in his account on
any date on which the Fund is open for business by redeeming shares at their net
asset  value  or by  selling  such  shares  to the  Fund  through  a  dealer  (a
repurchase).  Since the net asset  value of  shares  of the  account  fluctuate,
redemptions or repurchases, which are taxable transactions, are likely to result
in gains or losses to the  shareholder.  When a shareholder  withdraws an amount
from his account,  the  shareholder  is deemed to have tendered for redemption a
sufficient  number of full and  fractional  shares in his  account  to cover the
amount  withdrawn.  The proceeds of a redemption or repurchase  will normally be
available  within  seven  days,  except for shares  purchased,  or  received  in
exchange for shares purchased, by check (including certified checks or cashier's
checks),  payment of  redemption  proceeds  may be delayed  for 15 days from the
purchase  date in an effort to assure  that such check has  cleared.  Payment of
redemption  proceeds may be delayed for up to seven days if the Fund  determines
that such a delay would be in the best interest of all its shareholders.

A.  REDEMPTION  BY MAIL -- Each  shareholder  has the right to redeem all or any
portion of the shares in his account by mailing or delivering to the Shareholder
Servicing  Agent  (see back  cover for  address)  a stock  power  with a written
request  for  redemption,  or letter  of  instruction,  together  with his share
certificates  (if any were  issued)  all in "good  order"  for  transfer.  "Good
order"generally  means that the stock  power,  written  request for  redemption,
letter of  instruction or  certificate  must be endorsed by the record  owner(s)
exactly as the shares are registered and the signature(s)  must be guaranteed in
the manner set forth below under the caption "Signature Guarantee." In addition,
in some cases, "good order" may require the furnishing of additional  documents.
The Shareholder  Servicing  Agent may make certain de minimis  exceptions to the
above  requirements  for  redemption.  Within  seven  days  after  receipt  of a
redemption request by the Shareholder  Servicing Agent in "good order," the Fund
will make  payment in cash of the net asset value of the shares next  determined
after  such  redemption  request  was  received,  reduced  by the  amount of any
applicable  CDSC described above and the amount of any income tax required to be
withheld, except during any period in which the right of redemption is suspended
or date of payment is  postponed  because  the  Exchange is closed or trading on
such Exchange is restricted,  or, to the extent  otherwise  permitted by the the
1940 Act, if an emergency exists. See "Tax Status".

B.  REDEMPTION  BY TELEPHONE -- Each  shareholder  may redeem an amount from his
account by telephoning  toll-free (800) 225-2606.  Shareholders wishing to avail
themselves of this telephone redemption privilege must so elect on their Account
Application,  designate  thereon a commercial bank and account number to receive
the proceeds of such redemption,  and sign the Account Application Form with the
signature(s)  guaranteed  in the  manner  set  forth  below  under  the  caption
"Signature Guarantee." The proceeds of such a redemption,  reduced by the amount
of any applicable CDSC described above and the amount of any income tax required
to be withheld,  are mailed by check to the designated account,  without charge.
As a special service, investors may arrange to have proceeds in excess of $1,000
wired in federal  funds to the  designated  account.  If a telephone  redemption
request is received by the  Shareholder  Servicing Agent by the close of regular
trading on the  Exchange  on any  business  day,  shares will be redeemed at the
closing  net asset  value of the Fund on that  day.  Subject  to the  conditions
described in this section, proceeds of a redemption are normally mailed or wired
on the  next  business  day  following  the date of  receipt  of the  order  for
redemption.  The  Shareholder  Servicing  Agent will not be responsible  for any
losses  resulting  from  unauthorized   telephone  transactions  if  it  follows
reasonable  procedures  designed  to verify  the  identity  of the  caller.  The
Shareholder  Servicing Agent will request personal or other information from the
caller,  and will  normally also record  calls.  Shareholders  should verify the
accuracy of confirmation statements immediately after their receipt.

C. REPURCHASE THROUGH A DEALER -- If a shareholder desires to sell his shares at
their net  asset  value  through  his  securities  dealer  (a  repurchase),  the
shareholder  can place a  repurchase  order with his dealer,  who may charge the
shareholder a fee. IF THE DEALER RECEIVES THE  SHAREHOLDER'S  ORDER PRIOR TO THE
CLOSE OF REGULAR TRADING ON THE EXCHANGE AND  COMMUNICATES IT TO FSI ON THE SAME
DAY BEFORE FSI CLOSES FOR BUSINESS,  THE SHAREHOLDER  WILL RECEIVE THE NET ASSET
VALUE CALCULATED ON THAT DAY.

D.  REDEMPTION  BY CHECK -- Only  Class A shares  may be  redeemed  by check.  A
shareholder (except a $3 Million  Shareholder) owning Class A shares of the Fund
may elect to have a special  account  with State  Street Bank and Trust  Company
(the "Bank") for the purpose of redeeming Class A shares from his or her account
by check.  The Bank will provide each Class A  shareholder,  upon request,  with
forms of checks drawn on the Bank. Only shareholders having accounts in which no
share certificates have been issued will be permitted to redeem shares by check.
Checks  may be made  payable  in any  amount  not less than  $500.  Shareholders
wishing to avail  themselves  of this  redemption by check  privilege  should so
request  on  their  Account  Application,  must  execute  signature  cards  (for
additional   information,   see  the  Account   Application)  with  signature(s)
guaranteed in the manner set forth under the caption "Signature  Guarantee," and
must  return  any  Class  A  share  certificates  issued  to  them.   Additional
documentation will be required from corporations,  partnerships,  fiduciaries or
other  such  institutional   investors.   All  checks  must  be  signed  by  the
shareholder(s)  of record  exactly as the account is registered  before the Bank
will  honor  them.  The  shareholders  of  joint  accounts  may  authorize  each
shareholder  to  redeem by check.  The check may not draw on  monthly  dividends
which have been declared but not distributed.  SHAREHOLDERS WHO PURCHASE CLASS A
SHARES BY CHECK  (INCLUDING  CERTIFIED  CHECKS OR  CASHIER'S  CHECKS)  MAY WRITE
CHECKS AGAINST THOSE SHARES ONLY AFTER THEY HAVE BEEN ON THE FUND'S BOOKS FOR 15
DAYS.  WHEN SUCH A CHECK IS  PRESENTED  TO THE BANK FOR  PAYMENT,  A  SUFFICIENT
NUMBER OF FULL AND FRACTIONAL SHARES WILL BE REDEEMED TO COVER THE AMOUNT OF THE
CHECK,  ANY  APPLICABLE  CDSC AND THE AMOUNT OF ANY INCOME  TAX  REQUIRED  TO BE
WITHHELD, IF APPLICABLE. IF THE AMOUNT OF THE CHECK PLUS ANY APPLICABLE CDSC AND
THE AMOUNT OF ANY INCOME TAX  REQUIRED TO BE WITHHELD IS GREATER  THAN THE VALUE
OF THE CLASS A SHARES  HELD IN THE  SHAREHOLDER'S  ACCOUNT,  THE  CHECK  WILL BE
RETURNED UNPAID,  AND THE SHAREHOLDER MAY BE SUBJECT TO EXTRA CHARGES.  TO AVOID
DISHONOR OF CHECKS DUE TO FLUCTUATION IN ACCOUNT VALUE, SHAREHOLDERS ARE ADVISED
AGAINST  REDEEMING ALL OR MOST OF THEIR  ACCOUNT BY CHECK.  Checks should not be
used to close a Fund account because when the check is written,  the shareholder
will not know the exact total value of the account on the day the check  clears.
There is  presently no charge to the  shareholder  for the  maintenance  of this
special  account or for the  clearance of any checks,  but the Fund and the Bank
reserve  the  right to  impose  such  charges  or to  modify  or  terminate  the
redemption by check privilege at any time.

SIGNATURE  GUARANTEE:  In order to  protect  shareholders  against  fraud to the
greatest extent  possible,  the Fund requires in certain  instances as indicated
above  that the  shareholder's  signature  be  guaranteed.  In these  cases  the
shareholder's  signature must be guaranteed by an eligible bank, broker, dealer,
credit union, national securities exchange,  registered securities  association,
clearing agency or savings  association.  Signature guarantees shall be accepted
in accordance with policies established by the Shareholder Servicing Agent.

Shareholders of the Fund who have redeemed their shares have a one-time right to
reinvest the  redemption  proceeds in the same class of shares of any of the MFS
Funds (if shares of such Fund are available for sale) at net asset value (with a
credit  for any CDSC  paid)  within 90 days of the  redemption  pursuant  to the
Reinstatement  Privilege.  If the  shares  credited  for any CDSC  paid are then
redeemed within six years of the initial purchase in the case of Class B shares,
or within 12 months of the initial purchase for certain Class A share purchases,
a CDSC will be imposed upon redemption.  Such purchases under the  Reinstatement
Privilege  are  subject  to all  limitations  in  the  Statement  of  Additional
Information regarding this privilege.

Subject to the  Fund's  compliance  with  applicable  regulations,  the Fund has
reserved the right to pay the  redemption or  repurchase  price of shares of the
Fund,  either  totally or  partially,  by a  distribution  in kind of  portfolio
securities  (instead  of cash)  from the Fund's  portfolio.  The  securities  so
distributed  would be valued  at the same  amount  as that  assigned  to them in
calculating  the net asset  value for the shares  being sold.  If a  shareholder
receives a  distribution  in kind,  the  shareholder  could incur  brokerage  or
transaction charges in converting the securities to cash.

Due to the relatively high cost of maintaining small accounts, the Fund reserves
the right to redeem  shares in any account for their  then-current  value (which
will be promptly paid to the shareholder) if at any time the total investment in
such  account  drops below $500  because of  redemptions,  except in the case of
accounts being established for monthly automatic investments and certain payroll
savings programs,  Automatic Exchange Plan accounts and tax-deferred  retirement
plans,  for  which  there  is  a  lower  minimum  investment  requirement.   See
"Purchases."  Shareholders  will be notified  that the value of their account is
less than the  minimum  investment  requirement  and  allowed 60 days to make an
additional  investment  before  the  redemption  is  processed.  No CDSC will be
imposed with respect to such involuntary redemptions.

CONTINGENT  DEFERRED  SALES CHARGE:  Investments  ("Direct  Purchases")  will be
subject  to a CDSC for a period of 12  months  (in the case of  purchases  of $1
million  or more of Class A shares)  or six years (in the case of  purchases  of
Class B shares).  Purchases  of Class A shares  made  during a  calendar  month,
regardless of when during the month the investment occurred,  will age one month
on the last day of the month and each subsequent month. Class B shares purchased
on or after January 1, 1993 will be aggregated on a calendar  month basis -- all
transactions  made during a calendar month,  regardless of when during the month
they have  occurred,  will age one year at the close of business on the last day
of such month in the following calendar year and each subsequent year. For Class
B shares of the Fund purchased  prior to January 1, 1993,  transactions  will be
aggregated on a calendar year basis -- all  transactions  made during a calendar
year,  regardless of when during the year they have occurred,  will age one year
at the close of business on December 31 of that year and each  subsequent  year.
At the time of a  redemption,  the amount by which the value of a  shareholder's
account for a particular class  represented by Direct Purchases  exceeds the sum
of the six calendar year  aggregations (12 months in the case of purchases of $1
million or more of Class A shares) of Direct  Purchases may be redeemed  without
charge ("Free Amount").  Moreover, no CDSC is ever assessed on additional shares
acquired  through  the  automatic  reinvestment  of  dividends  or capital  gain
distributions ("Reinvested Shares").

Therefore,  at the time of redemption of shares of a particular  class,  (i) any
Free Amount is not subject to the CDSC, and (ii) the amount of redemption  equal
to the then-current  value of Reinvested  Shares is not subject to the CDSC, but
(iii) any amount of redemption  in excess of the  aggregate of the  then-current
value of  Reinvested  Shares and the Free Amount is subject to a CDSC.  The CDSC
will first be applied  against the amount of Direct  Purchases which will result
in any such charge being  imposed at the lowest  possible  rate.  The CDSC to be
imposed upon redemptions  will be calculated as set forth in "Purchases"  above.

The  applicability  of a CDSC will be  unaffected  by  exchanges or transfers of
registration.

DISTRIBUTION PLANS
The Trustees have adopted  separate  distribution  plans for Class A and Class B
shares pursuant to Section 12(b) of the 1940 Act and Rule 12b-1  thereunder (the
"Rule"),  after having concluded that there is a reasonable  likelihood that the
plans would benefit the Fund and its shareholders.

    CLASS A DISTRIBUTION  PLAN. The Class A Distribution  Plan provides that the
Fund  will  pay  FSI a  distribution/service  fee  aggregating  up to  (but  not
necessarily all of) 0.35% of the average daily net assets  attributable to Class
A shares  annually  in order  that FSI may pay  expenses  on  behalf of the Fund
related to the distribution and servicing of Class A shares.  The expenses to be
paid by FSI on behalf of the Fund  include a service fee to  securities  dealers
which enter into a sales agreement with FSI of up to 0.25% of the Fund's average
daily net assets  attributable to Class A shares that are owned by investors for
whom such  securities  dealer is the  holder  or dealer of  record.  This fee is
intended to be partial  consideration  for all personal  services and/or account
maintenance  services rendered by the dealer with respect to Class A shares. FSI
may from time to time  reduce the amount of the service fee paid for shares sold
prior to a certain date. FSI will also retain a distribution fee of 0.10% of the
Fund's  average  daily net  assets  attributable  to Class A shares  as  partial
consideration for services performed and expenses incurred in the performance of
FSI's obligations  under its distribution  agreement with the Fund. In addition,
to the extent that the aggregate of the foregoing fees does not exceed 0.35% per
annum of the  average  daily  net  assets  of the Fund  attributable  to Class A
shares,  the  Fund is  permitted  to pay  other  distribution-related  expenses,
including commissions to dealers and payments to wholesalers employed by FSI for
sales at or above a  certain  dollar  level.  Fees  payable  under  the  Class A
Distribution  Plan are charged to, and  therefore  reduce,  income  allocated to
Class A shares.  Service fees may be reduced for a securities dealer that is the
holder or dealer of record for an investor who owns shares of the Fund having an
aggregate net asset value at or above a certain  dollar level.  Dealers may from
time to time be required to meet  certain  criteria in order to receive  service
fees.  FSI or its  affiliates  are  entitled to retain all service  fees payable
under the Class A  Distribution  Plan for which  there is no dealer of record or
for which qualification standards have not been met as partial consideration for
personal services and/or account  maintenance  services  performed by FSI or its
affiliates  for  shareholder   accounts.   Certain  banks  and  other  financial
institutions that have agency agreements with FSI will receive service fees that
are the same as service fees to dealers.

    CLASS B DISTRIBUTION  PLAN. The Class B Distribution  Plan provides that the
Fund will pay FSI a daily  distribution fee equal on an annual basis to 0.75% of
the Fund's average daily net assets  attributable to Class B shares and will pay
FSI a  service  fee of up to 0.25%  per annum of the  Fund's  average  daily net
assets  attributable to Class B shares (which FSI will in turn pay to securities
dealers which enter into a sales agreement with FSI at a rate of up to 0.25% per
annum of the  Fund's  average  daily net assets  attributable  to Class B shares
owned by investors for whom that  securities  dealers is the holder or dealer of
record).  This service fee is intended to be  additional  consideration  for all
personal  services and/or account  maintenance  services  rendered by the dealer
with respect to Class B shares. Fees payable under the Class B Distribution Plan
are charged to, and therefore  reduce,  income allocated to Class B shares.  The
Class B  Distribution  Plan  also  provides  that FSI  will  receive  all  CDSCs
attributable to Class B shares (see "Redemptions and Repurchases"  above), which
do not reduce the distribution fee. FSI will pay commissions to dealers of 3.75%
of the purchase price of Class B shares purchased through dealers. FSI will also
advance to dealers  the first year  service  fee at a rate equal to 0.25% of the
purchase price of such shares and as compensation  therefor,  FSI may retain the
service  fee paid by the Fund with  respect  to such  shares  for the first year
after  purchase.  Therefore,  the total amount paid to a dealer upon the sale of
shares is 4.00% of the purchase  price of the shares  (commission  rate of 3.75%
plus  service fee equal to 0.25% of the  purchase  price).  Dealers  will become
eligible for additional  service fees with respect to such shares  commencing in
the 13th month following purchase.  Dealers may from time to time be required to
meet certain  criteria in order to receive  service fees.  FSI or its affiliates
are entitled to retain all service fees payable  under the Class B  Distribution
Plan with  respect  to  accounts  for which  there is no dealer of record or for
which  qualification  standards have not been met as partial  consideration  for
personal services and/or account  maintenance  services  performed by FSI or its
affiliates for shareholder accounts. The purpose of the distribution payments to
FSI  under  the  Class  B  Distribution  Plan  is  to  compensate  FSI  for  its
distribution services to the Fund. Since FSI's compensation is not directly tied
to its expenses,  the amount of compensation received by FSI during any year may
be more or less  than  its  actual  expenses.  For  this  reason,  this  type of
distribution  fee arrangement is  characterized by the staff of the SEC as being
of the "compensation" variety.  However, the Fund is not liable for any expenses
incurred  by FSI in  excess of the  amount  of  compensation  it  receives.  The
expenses  incurred by FSI,  including  commissions to dealers,  are likely to be
greater than the  distribution  fees for the next several years,  but thereafter
such  expenses  may be less than the amount of the  distribution  fees.  Certain
banks and other financial institutions that have agency agreements with FSI will
receive agency transaction and service fees that are the same as commissions and
service fees to dealers.

DISTRIBUTIONS
The Fund intends to pay  substantially  all of its net investment  income to its
shareholders  as dividends on a monthly basis. In determining the net investment
income  available for  distributions,  the Fund may rely on  projections  of its
anticipated net investment income over a longer term, rather than its actual net
investment  income for the period.  The Fund may make one or more  distributions
during the calendar year to its shareholders  from any long-term  capital gains,
and may also make one or more  distributions to its shareholders from short-term
capital  gains.  Shareholders  may elect to receive  dividends  and capital gain
distributions in either cash or additional shares of the same class with respect
to which a distribution is made. See "Tax Status" and  "Shareholder  Services --
Distribution  Options"  below.  Distributions  paid by the Fund with  respect to
Class A shares will generally be greater than those paid with respect to Class B
shares because expenses attributable to Class B shares will generally be higher.

TAX STATUS
In order to minimize the taxes the Fund would  otherwise be required to pay, the
Fund  intends to qualify  each year as a "regulated  investment  company"  under
Subchapter  M of the Code,  and to make  distributions  to its  shareholders  in
accordance with the timing requirements set out in the Code. It is expected that
the Fund will not be required to pay any entity level  federal  income or excise
taxes.

Shareholders  of the Fund  normally will have to pay federal  income taxes,  and
(except as discussed  below) any state or local taxes,  on dividends and capital
gain  distributions from the Fund, whether paid in cash or in additional shares.
The Fund expects that none of its  dividends or  distributions  will be eligible
for the dividends-received deduction for corporations. A statement setting forth
the federal  income  status of all dividends  and  distributions  for that year,
including  the  portion  taxable as  ordinary  income;  the  portion  taxable as
long-term  capital gain; the portion  representing  interest on U.S.  Government
obligations;  the portion,  if any,  representing  a return of capital (which is
free of current taxes but results in a basis reduction); and the amount, if any,
of federal income tax withheld will be sent to each shareholder after the end of
such year.

The Fund  intends  to  withhold  U.S.  federal  income tax at the rate of 30% on
dividends and certain other  payments that are subject to such  withholding  and
that are made to persons who are neither  citizens  nor  residents  of the U.S.,
regardless of whether a lower rate may be permitted under an applicable  treaty.
The Fund is also required in certain  circumstances to apply backup  withholding
of 31% on taxable  dividends and  redemption  proceeds  paid to any  shareholder
(including  a  shareholder  who is neither a citizen nor a resident of the U.S.)
who does not furnish to the Fund certain  information and  certifications or who
is otherwise subject to backup  withholding.  Where possible the Fund may verify
that your name and tax  identification  number  ("TIN")  match the IRS' records.
This may  prevent  the  withholding  associated  with a name  and TIN  mismatch.
However,  backup  withholding in any event will not be applied to payments which
had 30% withholding taken.  Prospective investors should read the Fund's Account
Application for additional  information  regarding backup withholding of federal
income tax and should  consult their own tax adviser as to the tax  consequences
to them of an investment in the Fund.

STATE AND LOCAL TAXES: Distributions of the Fund which are derived from interest
on  obligations  of  the  U.S.  Government  and  certain  of  its  agencies  and
instrumentalities  (but  generally not from capital gain  distributions)  may be
exempt from state and local taxes in certain states. In other states,  arguments
can be made on the basis of a U.S.  Supreme  Court  decision  to the effect that
such distributions should be exempt from state and local taxes. The Fund intends
to advise  shareholders  of the  extent to which its  distributions  consist  of
interest  from such  obligations.  Shareholders  are urged to consult  their tax
advisers regarding the possible exclusion of such portion of their distributions
from the Fund for state and local tax purposes.

NET ASSET  VALUE
The net asset value per share of shares of each class of the Fund is  determined
each day during which the Exchange is open for trading.  This  determination  is
made  once  each day as of the  close of  regular  trading  on the  Exchange  by
deducting the amount of the liabilities attributable to the class from the value
of the assets  attributable  to the class and  dividing  the  difference  by the
number of shares of the class  outstanding.  Assets in the Fund's  portfolio are
valued on the basis of their market values or otherwise at their fair value,  as
described in the  Statement of Additional  Information.  The net asset value per
share of each class of shares is  effective  for orders  received  by the dealer
prior to its calculation and received by FSI prior to the close of that business
day.

DESCRIPTION OF SHARES, VOTING RIGHTS AND LIABILITIES
The Fund has two  classes  of  shares,  entitled  Class A and  Class B Shares of
Beneficial  Interest  (without  par value).  The Fund has  reserved the right to
create and issue  additional  classes  and series of shares,  in which case each
class of shares of a series would participate equally in the earnings, dividends
and assets  attributable to that class of that particular  series.  Shareholders
are  entitled to one vote for each share held and shares of each series would be
entitled to vote separately to approve investment advisory agreements or changes
in a fundamental investment policy or in investment restrictions,  but shares of
all series  would vote  together in the  election of Trustees  and  selection of
accountants. Additionally, each class of shares of a series will vote separately
on any  material  increases  in the fees under its  Distribution  Plan or on any
other matter that affects  solely that class of shares,  but will otherwise vote
together  with all other  classes of shares of the series on all other  matters.
The Fund  does not  intend  to hold  annual  shareholder  meetings.  The  Fund's
Declaration  of Trust  provides  that a Trustee  may be removed  from  office in
certain instances (see "Description of Shares, Voting Rights and Liabilities" in
the Statement of Additional Information).

Each share of a class of the Fund represents an equal proportionate  interest in
the Fund  with  each  other  class  share,  subject  to the  liabilities  of the
particular class.  Shares have no pre-emptive or conversion rights except as set
forth in "Purchases -- Conversion of Class B Shares."  Shares are fully paid and
non-assessable.  Should the Fund be liquidated,  shareholders  of each class are
entitled  to  share  pro  rata  in the net  assets  attributable  to that  class
available for distribution to  shareholders.  Shares will remain on deposit with
the Shareholder  Servicing Agent and  certificates  will not be issued except in
connection with pledges, assignments and in certain other limited circumstances.

The Fund is an entity of the type commonly  known as a  "Massachusetts  business
trust." Under Massachusetts law, shareholders of such a trust may, under certain
circumstances,  be held  personally  liable  as  partners  for its  obligations.
However,  the risk of a  shareholder  incurring  financial  loss on  account  of
shareholder  liability  is limited  to  circumstances  in which both  inadequate
insurance  existed (e.g.,  fidelity bonding and errors and omissions  insurance)
and the Fund itself was unable to meet its obligations.

PERFORMANCE  INFORMATION
From time to time, the Fund will provide yield,  current  distribution  rate and
total rate of return quotations for each class of shares and may also quote fund
rankings in the relevant fund category from various sources,  such as the Lipper
Analytical Services,  Inc. and Wiesenberger  Investment Companies Service. Yield
quotations are based on the  annualized net investment  income per share of each
class over a 30-day  period stated as a percent of the maximum  public  offering
price of the  shares  of that  class on the last day of that  period.  The yield
calculation for Class B shares assumes no CDSC is paid. The current distribution
rate for each class is generally  based upon the total  amount of dividends  per
share  paid by the Fund to  shareholders  of that class  during the past  twelve
months and is computed by dividing  the amount of such  dividends by the maximum
public  offering  price  of  that  class  at the  end of  such  period.  Current
distribution  rate  calculations  for Class B shares assume no CDSC is paid. The
current  distribution  rate  differs from the yield  calculation  because it may
include  distributions  to  shareholders  from sources other than  dividends and
interest, such as premium income from option writing,  short-term capital gains,
and return of invested  capital,  and is calculated  over a different  period of
time. Total rate of return quotations will reflect the average annual percentage
change over stated  periods in the value of an investment in a class of the Fund
made at the maximum  public  offering price of the shares of that class with all
distributions  reinvested and which, if quoted for periods of six years of less,
will give effect to the imposition of the CDSC assessed upon  redemptions of the
Fund's Class B shares.  Such total rate of return  quotations may be accompanied
by  quotations  which do not  reflect  the  reduction  in  value of the  initial
investment  due to the sales charge or the  deduction of a CDSC,  and which will
thus be higher. All performance  quotations are based on historical  performance
and are not intended to indicate  future  performance.  Yield  reflects only net
portfolio income as of a stated time and current distribution rate reflects only
the rate of  distributions  paid by the Fund over a stated period of time, while
total rate of return reflects all components of investment  return over a stated
period  of  time.  The  Fund's  quotations  may  from  time  to  time be used in
advertisements, shareholder reports or other communications to shareholders. For
a discussion of the manner in which the Fund will  calculate its yield,  current
distribution  rate and total rate of return,  see the  Statement  of  Additional
Information.  In addition to information  provided in shareholder  reports,  the
Fund may, in its discretion,  from time to time, make a list of all or a portion
of its holdings available to investors upon request.

7. SHAREHOLDER  SERVICES

Shareholders with questions  concerning the shareholder services described below
or concerning other aspects of the Fund should contact the Shareholder Servicing
Agent (see back cover for address and phone number).

ACCOUNT  AND   CONFIRMATION   STATEMENTS  --  Each   shareholder   will  receive
confirmation  statements showing the transaction activity in his account. At the
end of each calendar year, each  shareholder will receive income tax information
regarding any reportable  dividends and any capital gain  distributions for that
year (see "Tax  Status").

DISTRIBUTION  OPTIONS -- The  following  options are  available  to all accounts
(except  Systematic  Withdrawal  Plan  accounts)  and may be changed as often as
desired by notifying the Shareholder Servicing Agent:

    -- Dividends and capital gain distributions reinvested in additional
       shares. This option will be assigned if no other option is specified;

    -- Dividends in cash; capital gain distributions reinvested in additional
       shares;

    -- Dividends and capital gain distributions in cash.

Reinvestments  (net of any tax withholding)  will be made in additional full and
fractional  shares of the same class of shares at the net asset  value in effect
at the close of business on the last business day of the quarter.  Dividends and
capital  gain  distributions  in  amounts  less than $10 will  automatically  be
reinvested  in  additional   shares  of  the  Fund.  Any  request  to  change  a
distribution  option must be received by the Shareholder  Servicing Agent by the
record date for a dividend or  distribution  in order to be  effective  for that
dividend or  distribution.  No interest  will accrue on amounts  represented  by
uncashed  distribution or redemption checks.

INVESTMENT AND WITHDRAWAL  PROGRAMS -- For the convenience of shareholders,  the
Fund makes available the following  programs designed to enable  shareholders to
add to their  investment  in an account with the Fund or withdraw from it with a
minimum of paper work.  The  programs  involve no extra  charge to  shareholders
(other than a sales charge in the case of certain Class A share  purchases)  and
may be changed or discontinued at any time by a shareholder or the Fund.

    LETTER  OF  INTENT:  If a  shareholder  (other  than a  group  purchaser  as
described in the Statement of  Additional  Information)  anticipates  purchasing
$100,000  or more of Class A shares  of the Fund  alone or in  combination  with
shares of all classes of all MFS Funds or the MFS Fixed Fund (a bank  collective
investment  fund) within a 13-month  period (or 36-month period for purchases of
$1 million or more),  the shareholder may obtain such shares at the same reduced
sales charge as though the total quantity were invested in one lump sum, subject
to escrow agreements and the appointment of an attorney for redemptions from the
escrow amount if the intended  purchases are not  completed,  by completing  the
Letter of Intent section of the Account Application.

    RIGHT OF  ACCUMULATION:  A  shareholder  qualifies for  cumulative  quantity
discounts on purchases of Class A shares when his new investment,  together with
the current  offering  price  value of all  holdings of all classes of shares of
that  shareholder  in the MFS  Funds or the MFS  Fixed  Fund (a bank  collective
investment fund) reaches a discount level.

    DISTRIBUTION  INVESTMENT  PROGRAM:  Shares of a particular class of the Fund
may be sold at net asset value (and  without any  applicable  CDSC)  through the
automatic  reinvestment of dividend and capital gain distributions from the same
class of another MFS Fund.  Furthermore,  distributions  made by the Fund may be
automatically  invested at net asset value (and without any applicable  CDSC) in
shares of the same class of one of the other MFS  Funds,  if shares of such Fund
are available for sale.

    SYSTEMATIC  WITHDRAWAL PLAN: A shareholder (except a $3 Million Shareholder)
may direct the Shareholder Servicing Agent to send him (or anyone he designates)
regular periodic  payments,  as designated on the Account  Application and based
upon the value of his account.  Each payment under a Systematic  Withdrawal Plan
(a "SWP") must be at least $100,  except in certain limited  circumstances.  The
aggregate  withdrawals  of Class B shares in any year pursuant to a SWP will not
be  subject  to a CDSC  and are  generally  limited  to 10% of the  value of the
account at the establishment of the SWP. The CDSC will not be waived in the case
of a SWP  redemption of Class A shares which are subject to a CDSC.

DOLLAR COST AVERAGING PROGRAMS --
    AUTOMATIC  INVESTMENT  PLAN:  Cash  investments  of $50 or more  may be made
through a shareholder's checking ac- count twice monthly,  monthly or quarterly.
Required forms are available from the Shareholder  Servicing Agent or investment
dealers.

    AUTOMATIC  EXCHANGE PLAN:  Shareholders  having account balances of at least
$5,000 in any MFS Fund may participate in the Automatic  Exchange Plan, a dollar
cost  averaging  program.  The  Automatic  Exchange  Plan provides for automatic
monthly or quarterly transfers of funds from the shareholder's account in an MFS
Fund for  investment  in the  same  class of other  MFS  Funds  selected  by the
shareholder.  Under the Automatic Exchange Plan,  transfers of at least $50 each
may be made to up to four  different  funds. A shareholder  should  consider the
objectives and policies of a fund and review its prospectus  before  electing to
transfer  money  into  such  fund  through  the  Automatic   Exchange  Plan.  No
transaction  fee is imposed in connection with transfer  transactions  under the
Automatic Exchange Plan. However,  transfers of shares of MFS Money Market Fund,
MFS Government Money Market Fund or Class A shares of MFS Cash Reserve Fund will
be subject to any applicable  sales charge.  For federal and  (generally)  state
income tax purposes,  a transfer is treated as a sale of the shares  transferred
and, therefore, could result in a capital gain or loss to the shareholder making
the  transfer.   See  the  Statement  of  Additional   Information  for  further
information  concerning the Automatic  Exchange Plan.  Investors  should consult
their tax advisers for information regarding the potential capital gain and loss
consequences of transactions under the Automatic Exchange Plan.

Because a dollar cost averaging  program involves  periodic  purchases of shares
regardless of fluctuating  share offering prices, a shareholder  should consider
his  financial  ability to continue his purchases  through  periods of low price
levels.  Maintaining  a  dollar  cost  averaging  program  concurrently  with  a
withdrawal  program  could  be  disadvantageous  because  of the  sales  charges
included in share  purchases  in the case of Class A shares,  and because of the
assessment  of the CDSC for  certain  share  redemptions  in the case of Class A
shares.

TAX-DEFERRED  RETIREMENT  PLANS --  Shares of the Fund may be  purchased  by all
types of tax-deferred  retirement plans,  including IRAs, SEP-IRA plans,  401(k)
plans,  403(b)  plans and other  corporate  pension  and  profit-sharing  plans.
Investors should consult with their tax advisers before  establishing any of the
tax-deferred   retirement   plans  described  above.  The  Fund's  Statement  of
Additional Information, dated August 1, 1994, contains more detailed information
about the Fund,  including  information  related  to (i) the  Fund's  investment
policies and restrictions,  (ii) its Trustees,  officers and investment adviser,
(iii)  portfolio  trading,   (iv)  the  method  used  to  calculate  performance
quotations  of the Fund,  (v) the Fund's  Distribution  Plans,  and (vi) various
services  and   privileges   provided  by  the  Fund  for  the  benefit  of  its
shareholders,  including  additional  information  with  respect to the exchange
privilege.


<PAGE>
                                   APPENDIX A
               DESCRIPTION OF OBLIGATIONS ISSUED OR GUARANTEED BY
           U.S. GOVERNMENT AGENCIES, AUTHORITIES OR INSTRUMENTALITIES

EXPORT-IMPORT  BANK CERTIFICATES -- are certificates of beneficial  interest and
participation  certificates  issued and guaranteed by the Export-Import  Bank of
the United States.

FEDERAL AGRICULTURAL  MORTGAGE  CORPORATION  CERTIFICATES -- are certificates of
beneficial interest guaranteed by the Federal Agricultural Mortgage Corporation.

FEDERAL AGRICULTURAL MORTGAGE CORPORATION BONDS AND NOTES -- are bonds and notes
guaranteed by the Federal Agricultural Mortgage Corporation.

FEDERAL FARM CREDIT BANKS  CONSOLIDATED  SYSTEMWIDE NOTES AND BONDS -- are bonds
issued and guaranteed by a cooperatively  owned  nationwide  system of banks and
associations supervised by the Farm Credit Administration.

FEDERAL  HOME  LOAN BANK  NOTES  AND BONDS -- are notes and bonds  issued by the
Federal Home Loan Bank System.

FEDERAL HOME LOAN BANK  CERTIFICATES -- are certificates of beneficial  interest
and  participation  certificates  issued and guaranteed by the Federal Home Loan
Bank System.

FHA DEBENTURES -- are debentures  issued by the Federal Housing Authority of the
U.S. Government.

FHLMC BONDS -- are bonds issued and guaranteed by the Federal Home Loan Mortgage
Corporation and are not guaranteed by the U.S. Government.

FICO  BONDS  AND  NOTES -- are bonds and  notes  issued  and  guaranteed  by the
Financing Corporation.

FNMA BONDS -- are bonds issued and guaranteed by the Federal  National  Mortgage
Association and are not guaranteed by the U.S. Government.

GNMA  CERTIFICATES -- are  mortgage-backed  securities which represent a partial
ownership  interest  in a pool of  mortgage  loans  issued  by  lenders  such as
mortgage  bankers,  commercial  banks and  savings and loan  associations.  Each
mortgage  loan  included in the pool is either  insured by the  Federal  Housing
Administration or guaranteed by the Veterans Administration.

The Fund will purchase  only GNMA  Certificates  of the "modified  pass-through"
type,  which  entitle  the  holder to  receive  its  proportionate  share of all
interest and principal  payments owed on the mortgage  pool, net of fees paid to
the issuer and GNMA.  Payment of principal of and interest on GNMA  Certificates
of the "modified pass-through" type is guaranteed by GNMA.

The average life of a GNMA Certificate is likely to be  substantially  less than
the  original   maturity  of  the  mortgage  pools  underlying  the  securities.
Prepayments  of principal by mortgagors and mortgage  foreclosures  will usually
result in the return of the greater part of principal invested far in advance of
the  maturity  of the  mortgages  in the  pool.  Foreclosures  impose no risk to
principal investment because of the GNMA guarantee.

As the prepayment rates of individual mortgage pools will vary widely, it is not
possible to  accurately  predict the average life of a particular  issue of GNMA
Certificates. However, statistics published by the FHA indicate that the average
life of a single-family  dwelling  mortgage with a 25-to 30-year  maturity,  the
type of  mortgage  which  backs  the  vast  majority  of GNMA  Certificates,  is
approximately  12  years.  It is  therefore  customary  practice  to treat  GNMA
Certificates  as 30-year  mortgage-backed  securities  which prepay fully in the
twelfth year.

As a consequence  of the fees paid to GNMA and the issuer of GNMA  Certificates,
the coupon rate of interest of GNMA Certificates is lower than the interest paid
on the VA-guaranteed or FHA-insured mortgages underlying the GNMA Certificates.

The yield which will be earned on GNMA  Certificates  may vary from their coupon
rates for the following reasons:  (i) Certificates may be issued at a premium or
discount,  rather  than at par;  (ii)  Certificates  may trade in the  secondary
market at a premium or discount  after  issuance;  (iii)  interest is earned and
compounded monthly which has the effect of raising the effective yield earned on
the  Certificates;  and (iv) the actual yield of each Certificate is affected by
the  prepayment  of  mortgages  included in the  mortgage  pool  underlying  the
Certificates  and the rate at which  principal  so  prepaid  is  reinvested.  In
addition,  prepayment of mortgages  included in the mortgage  pool  underlying a
GNMA Certificate purchased at a premium may result in a loss to the Fund.

Due  to  the  large  amount  of  GNMA   Certificates   outstanding   and  active
participation in the secondary market by securities dealers and investors,  GNMA
Certificates  are highly liquid  instruments.  Prices of GNMA  Certificates  are
readily available from securities dealers and depend on, among other things, the
level  of  market  rates,  the  Certificate's  coupon  rate  and the  prepayment
experience of the pool of mortgages backing each Certificate.

GSA PARTICIPATION  CERTIFICATES -- are participation  certificates issued by the
General Services Administration of the U.S. Government.

MARITIME  ADMINISTRATION  BONDS  --  are  bonds  issued  by  the  Department  of
Transportation of the U.S. Government.

NEW  COMMUNITIES  DEBENTURES -- are  debentures  issued in  accordance  with the
provisions  of Title IV of the Housing  and Urban  Development  Act of 1968,  as
supplemented and extended by Title VII of the Housing and Urban  Development Act
of 1970, the payment of which is guaranteed by the U.S. Government.

REFCORP  BONDS AND NOTES -- are bonds and notes  issued  and  guaranteed  by the
Resolution Funding Corporation.

SBA DEBENTURES -- are debentures  fully  guaranteed as to principal and interest
by the Small Business Administration of the U.S. Government.

SLMA  DEBENTURES  --  are  debentures  backed  by  the  Student  Loan  Marketing
Association.

TITLE XI BONDS -- are bonds issued in accordance with the provisions of Title XI
of the  Merchant  Marine  Act of  1936,  as  amended,  the  payment  of which is
guaranteed by the U.S. Government.

TVA  BONDS  AND  NOTES -- are bonds  and  notes  issued  and  guaranteed  by the
Tennessee Valley Authority.

U.S.  DEPARTMENT  OF  VETERAN  AFFAIRS   CERTIFICATES  --  are  certificates  of
beneficial interest guaranteed by the U.S. Department of Veteran Affairs.

WASHINGTON  METROPOLITAN AREA TRANSIT AUTHORITY BONDS -- are bonds issued by the
Washington  Metropolitan  Area Transit Authority and guaranteed by the Secretary
of  Transportation  of the U.S.  Government.

Although this list includes the primary types of Government  Securities in which
the Fund invests,  the Fund may also invest in Government  Securities other than
those listed above.

<PAGE>

THE MFS FAMILY OF FUNDS(R) -- AMERICA'S OLDEST MUTUAL FUND GROUP 

The members of the MFS Family of Funds are grouped below  according to the types
of  securities  in their  portfolios.  For  free  prospectuses  containing  more
complete  information,  including  the  exchange  privilege  and all charges and
expenses,  please contact your financial  adviser or call the MFS Service Center
at  1-800-225-2606  any business day from 8 a.m. to 8 p.m.  Eastern  time.  This
material should be read carefully before investing or sending money.


<TABLE>
<CAPTION>
<S>                                                      <C>
STOCK                                                    LIMITED MATURITY BOND
Massachusetts Investors Trust                            MFS(r) Government Limited Maturity Fund
Massachusetts Investors Growth Stock Fund                MFS(r) Limited Maturity Fund
MFS(r) Capital Growth Fund                               MFS(r) Municipal Limited Maturity Fund
MFS(r) Emerging Growth Fund                              WORLD
MFS(r) Gold & Natural Resources Fund                     MFS(r) World Asset Allocation Fund
MFS(r) Growth Opportunities Fund                         MFS(r) World Equity Fund
MFS(r) Managed Sectors Fund                              MFS(r) World Governments Fund
MFS(r) OTC Fund                                          MFS(r) World Growth Fund
MFS(r) Research Fund                                     MFS(r) World Total Return Fund
MFS(r) Value Fund                                        NATIONAL TAX-FREE BOND
STOCK AND BOND                                           MFS(r) Municipal Bond Fund
MFS(r) Total Return Fund                                 MFS(r) Municipal High Income Fund
MFS(r) Utilities Fund                                    (closed to new investors)
BOND                                                     MFS(r) Municipal Income Fund
MFS(r) Bond Fund                                         STATE TAX-FREE BOND
MFS(r) Government Mortgage Fund                          Alabama, Arkansas, California, Florida,
MFS(r) Government Securities Fund                        Georgia, Louisiana, Maryland, Massachusetts,
MFS(r) High Income Fund                                  Mississippi, New York, North Carolina,
MFS(r) Intermediate Income Fund                          Pennsylvania, South Carolina Tennessee, Texas,
MFS(r) Strategic Income Fund                             Virginia, Washington, West Virginia
(formerly MFS(r) Income & Opportunity Fund)              MONEY MARAKET
                                                         MFS(r) Cash Reserve Fund
                                                         MFS(r) Government Money Market Fund
                                                         MFS(r) Money Market Fund
</TABLE>


<PAGE>

INVESTMENT ADVISER
Massachusetts Financial Services Company
500 Boylston Street, Boston, MA 02116
(617) 954-5000

DISTRIBUTOR
MFS Financial Services, Inc.
500 Boylston Street, Boston, MA 02116
(617) 954-5000

CUSTODIAN AND DIVIDEND DISBURSING AGENT
State Street Bank and Trust Company
225 Franklin Street, Boston, MA 02110

SHAREHOLDER SERVICING AGENT
MFS Service Center, Inc.
500 Boylston Street, Boston, MA 02116
Toll free: 800-225-2606

MAILING ADDRESS:
P.O. Box 2281, Boston, MA 02107-9906

AUDITORS
Deloitte & Touche
125 Summer Street, Boston, MA
02110


      MFS(R) GOVERNMENT
       SECURITIES FUND
500 Boylston Street, Boston,
           MA 02116
        MGS-1 8/94 132M 26/226

            MFS(R)
          GOVERNMENT
          SECURITIES
             FUND


          PROSPECTUS
        AUGUST 1, 1994





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