AMERICAN CENTURY CAPITAL PORTFOLIOS INC
497, 1998-08-03
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                                   PROSPECTUS


                        [american century logo(reg.sm)]
                                    American
                                Century(reg.tm)

                                 JULY 30, 1998

                                   AMERICAN
                                    CENTURY
                                     GROUP

                                     Value
                                Small Cap Value
                                 Equity Income

INVESTOR CLASS


                         AMERICAN CENTURY INVESTMENTS
                                FAMILY OF FUNDS

    American  Century  Investments  offers you nearly 70 fund  choices  covering
stocks, bonds, money markets,  specialty investments and blended portfolios.  To
help you find the funds that may meet your investment  needs,  American  Century
funds  have  been  divided  into  three  groups  based on  investment  style and
objectives. These groups, which appear below, are designed to help simplify your
fund decisions.

                        AMERICAN CENTURY INVESTMENTS
- -------------------------------------------------------------------------------
         Benham                American Century          Twentieth Century
         Group                      Group                      Group
- -------------------------------------------------------------------------------
   MONEY MARKET FUNDS         ASSET ALLOCATION &           GROWTH FUNDS
 GOVERNMENT BOND FUNDS          BALANCED FUNDS          INTERNATIONAL FUNDS
 DIVERSIFIED BOND FUNDS   CONSERVATIVE EQUITY FUNDS
  MUNICIPAL BOND FUNDS         SPECIALTY FUNDS
- -------------------------------------------------------------------------------
                                    Value
                               Small Cap Value
                                Equity Income




                                  PROSPECTUS
                                 JULY 30, 1998

                    Value * Small Cap Value * Equity Income
                                INVESTOR CLASS

                   AMERICAN CENTURY CAPITAL PORTFOLIOS, INC.

    American  Century  Capital  Portfolios,  Inc. is a part of American  Century
Investments,  a family of funds that  includes  nearly 70 no-load  mutual  funds
covering  a variety  of  investment  opportunities.  Three of the funds from our
American Century Group that invest primarily in equity  securities are described
in this  Prospectus.  Their  investment  objectives are listed on page 2 of this
Prospectus. The other funds are described in separate prospectuses.

    Through its Investor Class of shares,  American  Century offers  investors a
full  line  of  no-load  funds,  investments  that  have  no  sales  charges  or
commissions.

    This Prospectus  gives you information  about the funds that you should know
before investing. Please read this Prospectus carefully and retain it for future
reference.  Additional  information  is included in the  Statement of Additional
Information  dated July 30,  1998,  and filed with the  Securities  and Exchange
Commission.  It is incorporated  into this Prospectus by reference.  To obtain a
copy without charge, call or write:

                          AMERICAN CENTURY INVESTMENTS
                 4500 Main Street * P.O. Box 419200 Kansas City,
                      Missouri 64141-6200 * 1-800-345-2021
                        International calls: 816-531-5575
                     Telecommunications Device for the Deaf:
                          1-800-634-4113 * In Missouri:
                      816-444-3485 www.americancentury.com

    Additional  information,  including  this  Prospectus  and the  Statement of
Additional Information,  may be obtained by accessing the Web site maintained by
the SEC (www.sec.gov).

THESE  SECURITIES  HAVE NOT BEEN APPROVED OR  DISAPPROVED  BY THE SECURITIES AND
EXCHANGE COMMISSION OR ANY STATE SECURITIES  COMMISSION,  NOR HAS THE SECURITIES
AND  EXCHANGE  COMMISSION  OR ANY STATE  SECURITIES  COMMISSION  PASSED UPON THE
ACCURACY OR ADEQUACY OF THIS PROSPECTUS. ANY REPRESENTATION TO THE CONTRARY IS A
CRIMINAL OFFENSE.


PROSPECTUS                                                                    1


                      INVESTMENT OBJECTIVES OF THE FUNDS

AMERICAN CENTURY VALUE FUND

    The investment  objective of Value is long-term capital growth.  Income is a
secondary  objective.  The fund seeks to achieve its  investment  objectives  by
investing in securities that  management  believes to be undervalued at the time
of purchase.

AMERICAN CENTURY SMALL CAP VALUE FUND

    The  investment  objective of Small Cap Value is long-term  capital  growth.
Income is a  secondary  objective.  The fund  seeks to  achieve  its  investment
objective by investing  primarily in equity securities of companies with smaller
market capitalizations that management believes to be undervalued at the time of
purchase.

 AMERICAN CENTURY EQUITY INCOME FUND

    The  investment  objective  of Equity  Income is the  production  of current
income.  Capital  appreciation  is a secondary  objective.  The fund attempts to
achieve  its  objectives  by  investing  primarily  in  income-producing  equity
securities.  In the  pursuit  of its  objectives,  the fund  seeks a yield  that
exceeds the yield of securities  comprising  the Standard & Poor's 500 Composite
Stock Price Index.

                There is no assurance that the funds will achieve
                     their respective investment objectives.

NO  PERSON  IS  AUTHORIZED  BY THE  FUNDS  TO GIVE ANY  INFORMATION  OR MAKE ANY
REPRESENTATION OTHER THAN THOSE CONTAINED IN THIS PROSPECTUS OR IN OTHER PRINTED
OR WRITTEN MATERIAL ISSUED BY OR ON BEHALF OF THE FUNDS, AND YOU SHOULD NOT RELY
ON ANY OTHER INFORMATION OR REPRESENTATION.


2      INVESTMENT OBJECTIVES                     AMERICAN CENTURY INVESTMENTS


                                TABLE OF CONTENTS

Investment Objectives of the Funds ........................................    2
Transaction and Operating Expense Table ...................................    4
Financial Highlights ......................................................    5
INFORMATION REGARDING THE FUNDS
Investment Policies of the Funds ..........................................    7
   Value ..................................................................    7
   Small Cap Value ........................................................    7
   Equity Income ..........................................................    8
   Policies Applicable to All Funds .......................................    8
Other Investment Practices, Their Characteristics
   and Risks ..............................................................    9
   Foreign Securities .....................................................    9
   Equity Securities ......................................................    9
   Forward Currency Exchange Contracts ....................................   10
   Investments in Smaller Companies .......................................   10
   Portfolio Turnover .....................................................   11
   Repurchase Agreements ..................................................   11
   Futures Contracts ......................................................   11
   Derivative Securities ..................................................   12
   When-Issued Securities .................................................   12
      Investments in Companies with Limited
           Operating Histories ............................................   13
      Short Sales .........................................................   13
      Rule 144A Securities ................................................   13
 Performance Advertising ..................................................   14

HOW TO INVEST WITH AMERICAN CENTURY INVESTMENTS
American Century Investments ..............................................   15
Investing in American Century .............................................   15
How to Open an Account ....................................................   15
           By Mail ........................................................   15
           By Wire ........................................................   15
           By Exchange ....................................................   16
           In Person ......................................................   16
      Subsequent Investments ..............................................   16
           By Mail ........................................................   16
           By Telephone ...................................................   16
           By Online Access ...............................................   16
           By Wire ........................................................   16
           In Person ......................................................   16
      Automatic Investment Plan ...........................................   16
 How to Exchange from One Account to Another ..............................   17
           By Mail ........................................................   17
           By Telephone ...................................................   17
           By Online Access ...............................................   17
 How to Redeem Shares .....................................................   17
           By Mail ........................................................   17
           By Telephone ...................................................   17
           By Check-A-Month ...............................................   17
           Other Automatic Redemptions ....................................   17
      Redemption Proceeds .................................................   17
           By Check .......................................................   18
           By Wire and ACH ................................................   18
      Special Requirements for Large Redemptions ..........................   18
      Redemption of Shares in Low-Balance
           Accounts .......................................................   18
 Signature Guarantee ......................................................   18
 Special Shareholder Services .............................................   19
           Automated Information Line .....................................   19
           Online Account Access ..........................................   19
           Open Order Service .............................................   19
           Tax-Qualified Retirement Plans .................................   19
 Important Policies Regarding Your Investments ............................   19
 Reports to Shareholders ..................................................   20
Employer-Sponsored Retirement Plans and
   Institutional Accounts .................................................   21

ADDITIONAL INFORMATION YOU SHOULD KNOW
Share Price ...............................................................   22
   When Share Price Is Determined .........................................   22
   How Share Price Is Determined ..........................................   22
   Where to Find Information About Share Price ............................   23
Distributions .............................................................   23
Taxes .....................................................................   23
   Tax-Deferred Accounts ..................................................   24
   Taxable Accounts .......................................................   24
Management ................................................................   25
   Investment Management ..................................................   25
   Code of Ethics .........................................................   26
   Transfer and Administrative Services ...................................   26
      Year 2000 Issues ....................................................   26
 Distribution of Fund Shares ..............................................   27
 Further Information About American Century ...............................   27


PROSPECTUS                                      TABLE OF CONTENTS             3


<TABLE>
<CAPTION>
                    TRANSACTION AND OPERATING EXPENSE TABLE

                                                                Value and    Small Cap
                                                              Equity Income    Value
SHAREHOLDER TRANSACTION EXPENSES:
<S>                                                 <C>        <C>           <C> 
Maximum Sales Load
  Imposed on Purchases .........................................  none         none
Maximum Sales Load Imposed
  on Reinvested Dividends ......................................  none         none
Deferred Sales Load ............................................  none         none
Redemption Fee(1) ..............................................  none         none
Exchange Fee ...................................................  none         none

ANNUAL FUND OPERATING EXPENSES (as a percentage of net assets):
Management Fees(2) .............................................  1.00%        1.25%
12b-1 Fees .....................................................  none         none
Other Expenses(3) ..............................................  0.00%        0.00%
Total Fund Operating Expenses ..................................  1.00%        1.25%

EXAMPLE:
You would pay the following expenses on a             1 year      $ 10          $13
$1,000 investment, assuming a 5% annual return        3 years      32           39
and redemption at the end of each time period:        5 years      55           68
                                                     10 years      122          150
</TABLE>

(1) Redemption proceeds sent by wire are subject to a $10 processing fee.

(2) A  portion  of the  management  fee  may be paid by the  funds'  manager  to
    unaffiliated  third  parties who provide  recordkeeping  and  administrative
    services  that would  otherwise be performed by an affiliate of the manager.
    See "Management -- Transfer and Administrative Services," page 26.

(3) Other  expenses,  which  includes  the fees and  expenses  (including  legal
    counsel fees) of those directors who are not "interested persons" as defined
    in the  Investment  Company  Act,  were less than 0.01 of 1% of average  net
    assets for the most recent fiscal year.

    The purpose of this table is to help you  understand  the various  costs and
expenses  that you,  as a  shareholder,  will bear  directly  or  indirectly  in
connection  with an  investment  in the class of shares of the funds  offered by
this  Prospectus.  The  example  set forth  above  assumes  reinvestment  of all
dividends and  distributions  and uses a 5% annual rate of return as required by
SEC regulations.

    NEITHER  THE 5% RATE OF  RETURN  NOR THE  EXPENSES  SHOWN  ABOVE  SHOULD  BE
CONSIDERED  INDICATIONS OF PAST OR FUTURE  RETURNS AND EXPENSES.  ACTUAL RETURNS
AND EXPENSES MAY BE GREATER OR LESS THAN THOSE SHOWN.

    The shares offered by this  Prospectus are Investor Class shares and have no
up-front or deferred sales  charges,  commissions or 12b-1 fees. The funds offer
other  classes  of  shares,  primarily  to  institutional  investors,  that have
different fee  structures  than the Investor  Class.  The  difference in the fee
structures  among the classes is the result of their separate  arrangements  for
shareholder  and  distribution  services and not the result of any difference in
amounts  charged  by  the  manager  for  core  investment   advisory   services.
Accordingly,  the core  investment  advisory  expenses  do not vary by class.  A
difference in fees will result in different  performance  for the other classes.
For additional  information about the various classes,  see "Further Information
About American Century," page 27.


4   TRANSACTION AND OPERATING EXPENSE TABLE         AMERICAN CENTURY INVESTMENTS

<TABLE>
<CAPTION>
                             FINANCIAL HIGHLIGHTS
                                     VALUE

  The Financial  Highlights for the fiscal year ended March 31, 1998,  have been
audited by Deloitte & Touche LLP,  independent  auditors,  whose report  thereon
appears in the fund's annual report, which is incorporated by reference into the
Statement of Additional  Information.  The Financial  Highlights for the periods
ended on or  before  March 31,  1997,  have been  audited  by other  independent
auditors. The annual report contains additional performance information and will
be made available upon request and without charge. The information  presented is
for a share outstanding throughout the years ended March 31, except as noted.

                                        1998             1997              1996              1995              1994(1)
PER-SHARE DATA
Net Asset Value,
<S>                               <C>               <C>               <C>               <C>               <C>            
Beginning of Period ...........   $          6.58   $          6.32   $          5.46   $          4.98   $          5.01
                                  ---------------   ---------------   ---------------   ---------------   ---------------
Income From Investment
Operations
   Net Investment Income(2) ...              0.10              0.12              0.13              0.12              0.08
   Net Realized and
     Unrealized Gain (Loss)
     on Investment Transactions              2.35              0.87              1.34              0.75             (0.04)
                                  ---------------   ---------------   ---------------   ---------------   ---------------
   Total From Investment
     Operations ...............              2.45              0.99              1.47              0.87              0.04
                                  ---------------   ---------------   ---------------   ---------------   ---------------
Distributions
   From Net Investment ........             (0.10)            (0.12)            (0.12)            (0.12)            (0.07)
   In Excess of Net
     Investment Income ........              --               --(3)             (0.01)             --                --
   From Net Realized Gains
     on Investment Transactions             (1.20)            (0.61)            (0.48)            (0.27)             --
                                  ---------------   ---------------   ---------------   ---------------   ---------------
   Total Distributions ........             (1.30)            (0.73)            (0.61)            (0.39)            (0.07)
                                  ---------------   ---------------   ---------------   ---------------   ---------------
Net Asset Value, End of Period    $          7.73   $          6.58   $          6.32   $          5.46   $          4.98
                                  ===============   ===============   ===============   ===============   ===============
   Total Return(4) ............             39.94%            15.92%            28.06%            18.56%             0.83%

RATIOS/SUPPLEMENTAL DATA
Ratio of Operating Expenses
  to Average Net Assets .......              1.00%             1.00%             0.97%             1.00%             1.00%(5)
Ratio of Net Investment
  Income to Average Net Assets               1.38%             1.86%             2.17%             2.65%             3.37%(5)
Portfolio Turnover Rate .......               130%              111%              145%               94%               79%
Average Commission Paid per
  Share of Equity
  Security Traded .............   $        0.0462   $        0.0459   $        0.0409             --(6)             --(6)
Net Assets, End of Period
  (in thousands) ..............   $     2,713,562   $     1,743,582   $       881,885   $       348,281   $        87,798
</TABLE>

(1) September 1, 1993 (inception) through March 31, 1994.

(2) Computed using average shares outstanding throughout the period.

(3) Per share amount was less than $0.01.

(4) Total  return   assumes   reinvestment   of  dividends   and  capital  gains
    distributions,  if any. Total returns for periods less than one year are not
    annualized.

(5) Annualized.

(6) Disclosure of average  commission  paid per share of equity  security traded
    was not required prior to the year ended March 31, 1996.


PROSPECTUS                                     FINANCIAL HIGHLIGHTS       5


<TABLE>
<CAPTION>
                             FINANCIAL HIGHLIGHTS
                                 EQUITY INCOME

  The Financial  Highlights for the fiscal year ended March 31, 1998,  have been
audited by Deloitte & Touche LLP,  independent  auditors,  whose report  thereon
appears in the fund's annual report, which is incorporated by reference into the
Statement of Additional  Information.  The Financial  Highlights for the periods
ended on or  before  March 31,  1997,  have been  audited  by other  independent
auditors. The annual report contains additional performance information and will
be made available upon request and without charge. The information  presented is
for a share outstanding throughout the years ended March 31, except as noted.

                                            1998              1997            1996             1995(1)
PER-SHARE
Net Asset Value,
<S>                                   <C>               <C>               <C>               <C>          
Beginning of Period ...............   $        6.31     $        6.10     $        5.42     $        5.00
                                      -------------     -------------     -------------     -------------
Income From Investment
Operations
  Net Investment Income(2) ........            0.25              0.22              0.20              0.09
  Net Realized and
    Unrealized Gain on
    Investment Transactions .......            1.99              0.75              1.13              0.44
                                      -------------     -------------     -------------     -------------
  Total From Investment
Operations ........................            2.24              0.97              1.33              0.53
                                      -------------     -------------     -------------     -------------
Distributions
  From Net Investment Income ......           (0.24)            (0.21)            (0.19)            (0.09)
  In Excess of Net
    Investment Income .............            --               --(3)             (0.01)             --
  From Net Realized Gains
    on Investment Transactions ....           (1.16)            (0.55)            (0.45)            (0.02)
                                      -------------     -------------     -------------     -------------
  Total Distributions .............           (1.40)            (0.76)            (0.65)            (0.11)
                                      -------------     -------------     -------------     -------------
Net Asset Value, End of Period ....   $        7.15     $        6.31     $        6.10     $        5.42
                                      =============     =============     =============     =============
  Total Return(4) .................           37.78%            16.24%            25.67%            10.69%

RATIOS/SUPPLEMENTAL DATA
Ratio of Operating Expenses
  to Average Net Assets ...........            1.00%             1.00%             0.98%             1.00%(5)
Ratio of Net Investment
  Income to Average Net Assets ....            3.52%             3.46%             3.51%             4.04%(5)
Portfolio Turnover Rate ...........             158%              159%              170%               45%
Average Commission Paid per
  Share of Equity Security Trade ..   $      0.0453     $      0.0440     $      0.0378             --(6)
Net Assets, End of Period
  (in thousands) ..................   $     355,962     $     199,388     $     116,692     $      52,213
</TABLE>


(1) August 1, 1994 (inception) through March 31, 1995.

(2) Computed using average shares outstanding throughout the period.

(3) Per share amount was less than $0.01.

(4) Total  return   assumes   reinvestment   of  dividends   and  capital  gains
    distributions,  if any. Total returns for periods less than one year are not
    annualized.

(5) Annualized.

(6) Disclosure of average  commission  paid per share of equity  security traded
    was not required prior to the year ended March 31, 1996.

6      FINANCIAL HIGHLIGHTS                        AMERICAN CENTURY INVESTMENTS


                        INFORMATION REGARDING THE FUNDS

 INVESTMENT POLICIES OF THE FUNDS

    The funds have adopted certain investment restrictions that are set forth in
the  Statement of Additional  Information.  Those  restrictions,  as well as the
investment objectives of the funds identified on page 2 of this Prospectus,  and
any other investment  policies designated as "fundamental" in this Prospectus or
in  the  Statement  of  Additional   Information,   cannot  be  changed  without
shareholder approval.  The funds have implemented additional investment policies
and  practices  to guide their  activities  in the  pursuit of their  respective
investment  objectives.  These  policies  and  practices,  which  are  described
throughout this Prospectus,  are not designated as fundamental  policies and may
be changed without shareholder approval.

VALUE

    The investment  objective of Value is long-term capital growth.  Income is a
secondary  objective.  The fund seeks to achieve  its  objectives  by  investing
primarily   in   equity   securities   of   well-established    companies   with
intermediate-to-large  market capitalizations that are believed by management to
be undervalued at the time of purchase.

    Securities may be undervalued  because they are  temporarily out of favor in
the  market  due to  market  decline,  poor  economic  conditions,  or actual or
anticipated unfavorable developments affecting the issuer of the security or its
industry,  or because  the market  has  overlooked  them.  Under  normal  market
conditions,  the fund  expects  to invest at least 80% of the value of its total
assets  in  equity  securities.   The  fund's  investments   typically  will  be
characterized   by   lower   price-to-earnings,    price-to-cash   flow   and/or
price-to-book  value  ratios  relative  to the  equity  market in  general.  Its
investments also may have above-average current dividend yields.

    It is  management's  intention  that  the fund  will  consist  primarily  of
domestic equity securities.  However, the fund also may invest in other types of
domestic or foreign securities  consistent with the accomplishment of the fund's
objective.  The  other  securities  the  fund  may  invest  in  are  convertible
securities  (see  "Other  Investment   Practices,   Their   Characteristics  and
Risks--Equity  Securities,"  page 9), preferred  stocks,  bonds,  notes and debt
securities of companies and debt  obligations of governments and their agencies.
Investments in these  securities will be made when the manager believes that the
total  return  potential  on these  securities  equals or exceeds the  potential
return on common stocks.

SMALL CAP VALUE

    The  investment  objective of Small Cap Value is long-term  capital  growth.
Income is a secondary  objective.  The fund seeks to achieve its  objectives  by
investing  primarily  in equity  securities  of companies  with  smaller  market
capitalizations that are believed by management to be undervalued at the time of
purchase.

    Securities may be undervalued  because they are  temporarily out of favor in
the  market  due to  market  decline,  poor  economic  conditions,  or actual or
anticipated unfavorable developments affecting the issuer of the security or its
industry,  or because  the market  has  overlooked  them.  Under  normal  market
conditions,  the fund  expects  to invest at least 80% of the value of its total
assets  in  equity  securities.   The  fund's  investments   typically  will  be
characterized   by   lower   price-to-earnings,    price-to-cash   flow   and/or
price-to-book  value  ratios  relative  to the  equity  market in  general.  Its
investments  also may have  above-average  current  dividend  yields relative to
other smaller capitalization investments.

    The fund will invest its assets primarily in equity  securities of companies
with smaller  market  capitalizations.  A company  shall be considered to have a
smaller market  capitalization  if, at the time of  investment,  it has a market
capitalization that is not greater than the market capitalization of the largest
company  contained in the  S&P/Barra  Small-Cap  600 Value Index.  The S&P/Barra
Small-Cap 600 Value Index is a stock index that tracks the performance of equity
securities of smaller capitalization companies


PROSPECTUS                      INFORMATION REGARDING THE FUNDS                7


contained in the S&P  Small-Cap 600 Index which have lower  price-to-book  value
ratios and, thus, may be more  attractive to investors  using the value style of
investing.  As of December  31,  1997,  the  largest  company  contained  in the
S&P/Barra Small-Cap 600 Value Index had a market capitalization of approximately
$2.3  billion,  while the  median  company  contained  in the index had a market
capitalization of approximately $387 million.

    It is  management's  intention  that  the fund  will  consist  primarily  of
domestic equity securities.  However, the fund also may invest in other types of
domestic or foreign securities  consistent with the accomplishment of the fund's
objective.  The  other  securities  the  fund  may  invest  in  are  convertible
securities  (see  "Other  Investment   Practices,   Their   Characteristics  and
Risks--Equity  Securities,"  page 9), preferred  stocks,  bonds,  notes and debt
securities of companies and debt  obligations of governments and their agencies.
Investments in these  securities will be made when the manager believes that the
total  return  potential  on these  securities  equals or exceeds the  potential
return on common stocks.

EQUITY INCOME

    The  investment  objective  of Equity  Income is the  production  of current
income.  Capital  appreciation  is a secondary  objective of the fund.  The fund
seeks to achieve its objectives by screening  companies  primarily for favorable
dividend-paying  history (yield) and prospects for continuing  and/or increasing
dividend-paying ability and secondarily for capital appreciation potential.  The
fund seeks a yield that exceeds the yield of securities  comprising the S&P 500.
Total  return  for the fund  will  consist  primarily  of  dividend  income  and
secondarily of capital appreciation (or depreciation).

    Under normal  circumstances,  the fund will invest at least 65% of its total
assets  in  equity  securities  and at least  85% of its  total  assets  will be
invested  in  income-paying  securities.   The  fund's  portfolio  will  consist
primarily of domestic securities.

POLICIES APPLICABLE TO ALL FUNDS

    Each fund's  holdings  will be spread  among  industry  groups that meet its
investment  criteria  to help reduce  certain  risks  inherent  in common  stock
investments.  These  investments  will  primarily be securities  listed on major
exchanges or traded in the over-the-counter markets.

    Income is a primary or  secondary  objective  of each fund.  As a result,  a
portion of the portfolio of each fund may consist of fixed income securities.

    The value of fixed income securities fluctuates based on changes in interest
rates and in the credit  quality of the issuer.  Debt  securities  that comprise
part of a fund's fixed income portfolio will be limited primarily to "investment
grade"  obligations.  However,  each fund may  invest up to 5% of its  assets in
"high yield" securities.  "Investment grade" means that at the time of purchase,
such  obligations  are rated within the four highest  categories by a nationally
recognized statistical rating organization (for example, at least Baa by Moody's
Investors  Service,  Inc. or BBB by Standard & Poor's  Corporation),  or, if not
rated,  are of equivalent  investment  quality as  determined by the  investment
manager. According to Moody's, bonds rated Baa are medium-grade and possess some
speculative  characteristics.  A BBB rating by S&P indicates S&P's belief that a
security  exhibits a  satisfactory  degree of safety and capacity for repayment,
but  is  more   vulnerable   to  adverse   economic   conditions   and  changing
circumstances.

    "High yield"  securities,  sometimes referred to as "junk bonds," are higher
risk,  non-convertible  debt  obligations  that are rated below investment grade
securities, or are unrated, but with similar credit quality.

    There are no credit or maturity  restrictions on the fixed income securities
in which the high yield  portion of a fund's  portfolio  may be  invested.  Debt
securities rated lower than Baa by Moody's or BBB by S&P or their equivalent are
considered  by  many  to  be  predominantly  speculative.  Changes  in  economic
conditions or other circumstances are more likely to lead to a weakened capacity
to make principal and interest payments on such securities than is the case with
higher quality debt securities. Regardless of rating levels, all debt securities
considered  for purchase by the fund are analyzed by the  investment  manager to
determine,  to the extent reasonably  possible,  that the planned  investment is
sound, given the investment  objective of the fund (see "An Explanation of Fixed
Income Securities Ratings" in the Statement of Additional Information).


8      INFORMATION REGARDING THE FUNDS             AMERICAN CENTURY INVESTMENTS


    The funds  will not  necessarily  dispose of high  yield  securities  if the
aggregate value of such securities  exceeds 5% of a fund's assets, if such level
is exceeded as a result of market  appreciation  of the value of such securities
or market depreciation of the value of the other assets of the fund. Rather, the
manager will cease  purchasing any additional  high yield  securities  until the
value of such  securities  is less than 5% of the fund's assets and will monitor
such  investments to determine  whether  continuing to hold such  investments is
likely to assist the fund in meeting its investment objectives.

    In addition,  the value of a fund's  investments in fixed income  securities
will change as prevailing interest rates change. In general,  the prices of such
securities  vary inversely  with interest  rates.  As prevailing  interest rates
fall, the prices of bonds and other securities that trade on a yield basis rise.
When prevailing  interest rates rise,  bond prices fall.  These changes in value
may,  depending upon the particular  amount and type of fixed income  securities
holdings of a fund, impact the net asset value of that fund's shares.

    Notwithstanding  the fact that the funds  will  invest  primarily  in equity
securities,  under  exceptional  market or  economic  conditions,  the funds may
temporarily  invest  all or a  substantial  portion  of their  assets in cash or
investment grade short-term  securities  (denominated in U.S. dollars or foreign
currencies).

    To the  extent  that a fund  assumes a  defensive  position,  it will not be
investing for capital growth.

OTHER INVESTMENT PRACTICES, THEIR
CHARACTERISTICS AND RISKS

    For additional information,  see "Investment  Restrictions" in the Statement
of Additional Information.

FOREIGN SECURITIES

    Each fund may  invest up to 25% of its assets in the  securities  of foreign
issuers,  including debt  securities of foreign  governments and their agencies,
when these  securities  meet its  standards of  selection.  The manager  defines
"foreign issuer" as an issuer of securities that is domiciled outside the United
States,  derives  at least 50% of its total  revenue  from  production  or sales
outside of the United States,  and/or whose principal  trading market is outside
the United  States.  The principal  business  activities of such issuers will be
located in developed countries.

    The funds may make such investments either directly in foreign securities or
indirectly by purchasing depositary receipts for foreign securities.  Depositary
receipts or depositary shares or similar instruments  (collectively  "depositary
receipts") are securities that are listed on exchanges or quoted in the domestic
over-the-counter  markets  in  one  country  but  represent  shares  of  issuers
domiciled in another country.  Direct  investments in foreign  securities may be
made either on foreign securities exchanges or in the over-the-counter markets.

    Subject to their individual  investment  objectives and policies,  the funds
may invest in common stocks,  convertible  securities,  preferred stocks, bonds,
notes and other debt  securities  of foreign  issuers,  and debt  securities  of
foreign  governments and their agencies.  The funds will limit their purchase of
debt securities to investment-grade obligations.

    Investments in foreign securities may present certain risks, including those
resulting from  fluctuations in currency  exchange rates,  future  political and
economic  developments,  clearance and settlement risk, reduced  availability of
public  information  concerning  issuers,  and the lack of  uniform  accounting,
auditing,   financial   reporting   standards  and  practices  and  requirements
comparable to those applicable to domestic issuers.

EQUITY SECURITIES

    In addition to  investing  in common  stocks,  the funds may invest in other
equity  securities and equity  equivalents.  Other equity  securities and equity
equivalents  include securities that permit a fund to receive an equity interest
in an issuer, the opportunity to acquire an equity interest in an issuer, or the
opportunity  to  receive a return on its  investment  that  permits  the fund to
benefit from the growth over time in the equity of an issuer. Examples of equity
securities and equity equivalents include preferred stock, convertible preferred
stock and convertible debt securities.

    Each fund will limit its holdings of  convertible  debt  securities to those
that,  at the time of  purchase,  are rated at least B- by S&P or B3 by Moody's,
or, if not rated by S&P or  Moody's,  are of  equivalent  investment  quality as
determined by the manager. A fund's


PROSPECTUS                            INFORMATION REGARDING THE FUNDS          9


investments in convertible debt securities and other high yield, non-convertible
debt securities  rated below investment grade will comprise less than 35% of the
fund's net assets.  Debt securities rated below the four highest  categories are
not considered "investment grade" obligations. These securities have speculative
characteristics  and present more credit risk than investment grade obligations.
For a description of the S&P and Moody's ratings categories, see "An Explanation
of Fixed Income Securities Ratings" in the Statement of Additional  Information.
Equity  equivalents also may include securities whose value or return is derived
from the value or return of a different security. Depositary receipts, which are
described in the  following  section,  are an example of the type of  derivative
security in which a fund might invest.

FORWARD CURRENCY EXCHANGE CONTRACTS

    Some of the  foreign  securities  held by the  funds may be  denominated  in
foreign  currencies.  Other  securities,  such as  depositary  receipts,  may be
denominated  in  U.S.  dollars,  but  have a  value  that  is  dependent  on the
performance  of a  foreign  security,  as  valued  in the  currency  of its home
country. As a result, the value of a fund's portfolio may be affected by changes
in the exchange rates between foreign currencies and the U.S. dollar, as well as
by changes in the market values of the securities themselves. The performance of
foreign  currencies  relative to the U.S.  dollar may be a factor in the overall
performance of a fund.

    To protect against adverse  movements in exchange rates between  currencies,
the funds may, for hedging purposes only,  enter into forward currency  exchange
contracts.  A forward currency exchange contract  obligates the fund to purchase
or sell a specific currency at a future date at a specific price.

    A fund may elect to enter into a forward  currency  exchange  contract  with
respect to a specific  purchase  or sale of a security,  or with  respect to the
fund's portfolio positions generally.

    By entering into a forward  currency  exchange  contract with respect to the
specific  purchase or sale of a security  denominated in a foreign  currency,  a
fund can "lock in" an exchange rate between the trade and  settlement  dates for
that purchase or sale.  This practice is sometimes  referred to as  "transaction
hedging." Each fund may enter into transaction hedging contracts with respect to
all or a substantial portion of its foreign securities trades.

    When the manager  believes  that a particular  currency may decline in value
compared to the U.S.  dollar,  a fund may enter into forward  currency  exchange
contracts  to sell the value of some or all of the fund's  portfolio  securities
either  denominated in, or whose value is tied to, that currency.  This practice
is  sometimes  referred to as  "portfolio  hedging." A fund may not enter into a
portfolio  hedging  transaction where it would be obligated to deliver an amount
of foreign currency in excess of the aggregate value of its portfolio securities
or other assets denominated in, or whose value is tied to, that currency.

    Each  fund  will  make  use  of  portfolio  hedging  to  the  extent  deemed
appropriate by the manager.  However,  it is anticipated  that a fund will enter
into portfolio hedges much less frequently than transaction hedges.

    If a fund enters into a forward currency exchange  contract,  the fund, when
required,  will  instruct  its  custodian  bank  to  segregate  cash  or  liquid
high-grade securities in a separate account in an amount sufficient to cover its
obligation under the contract.  Those assets will be valued at market daily, and
if  the  value  of  the  segregated  securities  declines,  additional  cash  or
securities  will be added so that the value of the  account is not less than the
amount of the fund's commitment. At any given time, no more than 10% of a fund's
assets will be committed to a segregated  account in connection  with  portfolio
hedging transactions.

    Predicting the relative future values of currencies is very  difficult,  and
there is no  assurance  that any  attempt  to  protect  a fund  against  adverse
currency  movements through the use of forward currency exchange  contracts will
be successful. In addition, the use of forward currency exchange contracts tends
to limit the  potential  gains that might  result from a positive  change in the
relationship between the foreign currency and the U.S. dollar.

INVESTMENTS IN SMALLER COMPANIES

    Small Cap Value will invest  primarily in  securities  of  companies  having
smaller  market  capitalizations.  These smaller  companies may present  greater
opportunities for capital appreciation, but may also involve


10    INFORMATION REGARDING THE FUNDS               AMERICAN CENTURY INVESTMENTS


greater  risks than larger  issuers.  Such  companies  may have limited  product
lines,  markets or  financial  resources,  and their  securities  may trade less
frequently and in more limited  volume than the securities of larger  companies.
In addition,  the securities of such companies may be more likely to be delisted
from trading on their primary exchange.  As a result,  the securities of smaller
companies may experience  significantly more price volatility and less liquidity
than securities of larger  companies,  and this volatility and limited liquidity
may be reflected in the net asset value of the fund.

PORTFOLIO TURNOVER

    The total  portfolio  turnover rates of Value and Equity Income are shown in
the Financial Highlights tables of this Prospectus.

    Investment  decisions  to  purchase  and sell  securities  are  based on the
anticipated  contribution  of the security in question to the fund's  investment
objectives.  The  manager  believes  that  the  rate of  portfolio  turnover  is
irrelevant  when it determines a change is in order to achieve those  objectives
and, accordingly, the annual portfolio turnover rate cannot be anticipated.

    The portfolio  turnover of a fund may be higher than other mutual funds with
similar investment  objectives.  Higher turnover would generate  correspondingly
greater  brokerage  commissions  that the funds pay directly.  Higher  portfolio
turnover also may increase the  likelihood of realized  capital  gains,  if any,
distributed by the fund. See "Taxes," page 23.

REPURCHASE AGREEMENTS

    Each fund may invest in repurchase agreements when such transactions present
an attractive  short-term return on cash that is not otherwise  committed to the
purchase of securities pursuant to the investment policies of that fund.

    A  repurchase  agreement  occurs  when,  at the time the fund  purchases  an
interest-bearing  obligation,  the seller (a bank or a broker-dealer  registered
under  the  Securities  Exchange  Act of  1934)  agrees  to  repurchase  it on a
specified  date in the future at an  agreed-upon  price.  The  repurchase  price
reflects  an  agreed-upon  interest  rate  during the time the  fund's  money is
invested in the security.

    Since  the  security  purchased  constitutes  security  for  the  repurchase
obligation,  a repurchase  agreement can be considered a loan  collateralized by
the security purchased.  The fund's risk is the ability of the seller to pay the
agreed-upon repurchase price on the repurchase date. If the seller defaults, the
fund may incur costs in  disposing  of the  collateral,  which would  reduce the
amount realized  thereon.  If the seller seeks relief under the bankruptcy laws,
the  disposition of the collateral may be delayed or limited.  To the extent the
value of the security decreases, the fund could experience a loss.

    The funds will limit repurchase agreement  transactions to securities issued
by the U.S. government, its agencies and instrumentalities,  and will enter into
such  transactions  only with those banks and securities  dealers who are deemed
creditworthy pursuant to criteria adopted by the funds' Board of Directors.

FUTURES CONTRACTS

    Each  fund may  enter  into  domestic  stock  futures  contracts.  A futures
contract is an agreement to take or make  delivery of an amount of cash based on
the difference between the value of the index at the beginning and at the end of
the contract period.

    Rather than  actually  purchasing  the  specific  financial  assets,  or the
securities of a market index, the manager may purchase a futures contract, which
reflects the value of such underlying  securities.  For example, S&P 500 futures
reflect  the  value  of the  underlying  companies  that  comprise  the  S&P 500
Composite  Stock Price Index.  If the aggregate  market value of the  underlying
index securities increases or decreases during the contract period, the value of
the S&P 500 futures can be expected to reflect such  increase or decrease.  As a
result,  the  manager  is able to  expose  to the  equity  markets  cash that is
maintained  by the  funds to meet  anticipated  redemptions  or held for  future
investment opportunities. Because futures generally settle within a day from the
date they are  closed  out  (compared  with  three  days for the types of equity
securities  primarily  invested in by the funds) the manager  believes that this
use of  futures  allows the funds to  effectively  be fully  invested  in equity
securities while maintaining the liquidity needed by the funds.


PROSPECTUS                              INFORMATION REGARDING THE FUNDS       11


    When a fund enters into a futures contract,  it must make deposit of cash or
high-quality debt securities, known as "initial margin," as partial security for
its  performance  under the contract.  As the value of the underlying  financial
assets  fluctuates,  the parties to the contract are required to make additional
margin payments, known as "variation margin," to cover any additional obligation
it may have  under  the  contract.  Assets  set  aside by a fund as  initial  or
variation  margin  may not be  disposed  of so long as the  fund  maintains  the
contract.

    The funds may not  purchase  leveraged  futures.  A fund will  deposit  in a
segregated  account with its custodian bank cash or high-quality debt securities
in an  amount  equal  to the  fluctuating  market  value  of the  index  futures
contracts it has purchased, less any margin deposited on its position. The funds
will invest only in exchange-traded  futures. In addition,  the value of futures
contracts purchased by a fund may not exceed 5% of the fund's total assets.

DERIVATIVE SECURITIES

    To the extent  permitted by its investment  objectives and policies,  a fund
may  invest  in  securities  that  are  commonly  referred  to  as  "derivative"
securities.  Generally,  a derivative  is a financial  arrangement  the value of
which is based on, or "derived" from, a traditional  security,  asset, or market
index.   Certain  derivative   securities  are  more  accurately   described  as
"index/structured"   securities.   Index/structured  securities  are  derivative
securities whose value or performance is linked to other equity securities (such
as depositary receipts),  currencies, interest rates, indices or other financial
indicators (reference indices).

    Some   "derivatives"  such  as   mortgage-related   and  other  asset-backed
securities are in many respects like any other investment,  although they may be
more volatile or less liquid than more traditional debt securities.

    There are many different types of derivatives and many different ways to use
them. Futures and options are commonly used for traditional  hedging purposes to
attempt to protect a fund from exposure to changing  interest rates,  securities
prices,  or  currency  exchange  rates  and for cash  management  purposes  as a
low-cost method of gaining  exposure to a particular  securities  market without
investing directly in those securities.

    No fund may invest in a derivative  security  unless the reference  index or
the  instrument to which it relates is an eligible  investment for the fund. For
example,  a security whose underlying value is linked to the S&P 500 Index would
be a  permissible  investment  because  each  of the  funds  may  invest  in the
securities of companies  comprising  the S&P 500 Index  (assuming they otherwise
meet the other  requirements  for the fund),  while a security whose  underlying
value is  linked  to the  price of oil  would  not be a  permissible  investment
because the funds may not invest in oil and gas leases or futures.

    The return on a derivative security may increase or decrease, depending upon
changes in the reference index or instrument to which it relates.

    There is a range of risks associated with derivative investments,  including
but not limited to:

    *   the risk that the underlying  security,  interest rate,  market index or
        other  financial  asset  will not move in the  direction  the  portfolio
        manager anticipates;

    *   the possibility  that there will be no liquid secondary  market,  or the
        possibility  that  price  fluctuation  limits  will  be  imposed  by the
        relevant  exchange,  either of which may make it difficult or impossible
        to close out a position when desired;

    *   the risk that adverse price  movements in an instrument will result in a
        loss substantially greater than a fund's initial investment; and

    *   the risk that the counterparty will fail to perform its obligations.

    The  Board  of  Directors  has  approved  the  manager's   policy  regarding
investments in derivative securities. That policy specifies factors that must be
considered in connection  with a purchase of derivative  securities.  The policy
also establishes a committee that must review certain proposed  purchases before
the  purchases  can be  made.  The  manager  will  report  on fund  activity  in
derivative securities to the Board of Directors as necessary.  In addition,  the
Board will review the manager's policy for investments in derivative  securities
annually.


WHEN-ISSUED SECURITIES

    Each of the funds may  sometimes  purchase  new  issues of  securities  on a
when-issued basis or forward


12     INFORMATION REGARDING THE FUNDS             AMERICAN CENTURY INVESTMENTS


commitment  basis  when,  in the opinion of the  manager,  such  purchases  will
further  the  investment  objectives  of the  fund.  The  price  of  when-issued
securities  is  established  at the time the  commitment  to  purchase  is made.
Delivery of and payment for these securities typically occur 15 to 45 days after
the commitment to purchase.  Market rates of interest on debt  securities at the
time of  delivery  may be  higher  or lower  than  those  contracted  for on the
when-issued security.  Accordingly, the value of such security may decline prior
to delivery,  which could  result in a loss to the fund. A separate  account for
each fund consisting of cash or appropriate  liquid assets in an amount at least
equal to the when-issued commitments will be established and maintained with the
custodian. No income will accrue to the fund prior to delivery.

INVESTMENTS IN COMPANIES WITH LIMITED OPERATING HISTORIES

    The funds may invest in the  securities  of issuers with  limited  operating
histories.  The manager  considers an issuer to have a limited operating history
if that issuer has a record of less than three years of continuous operation.

    Investments  in securities of issuers with limited  operating  histories may
involve greater risks than investments in securities of more mature issuers.  By
their  nature,  such issuers  present  limited  operating  history and financial
information upon which the manager may base its investment decision on behalf of
the funds. In addition,  financial and other information regarding such issuers,
when available, may be incomplete or inaccurate.

    A fund will not invest more than 5% of its total assets in the securities of
issuers with less than a three-year operating history. The manager will consider
periods  of capital  formation,  incubation,  consolidation,  and  research  and
development  in  determining  whether a particular  issuer has a record of three
years of continuous operation.

SHORT SALES

    A fund may engage in short sales if, at the time of the short sale, the fund
owns or has the right to acquire securities equivalent in kind and amount to the
securities being sold short. Such  transactions  allow the fund to hedge against
price fluctuations by locking in a sale price for securities it does not wish to
sell immediately.

    A fund may make a short sale when it wants to sell the security it owns at a
current  attractive  price, but also wishes to defer recognition of gain or loss
for federal  income tax purposes and for purposes of  satisfying  certain  tests
applicable to regulated investment companies under the Internal Revenue Code and
Regulations.

RULE 144A SECURITIES

    The funds may, from time to time,  purchase Rule 144A  securities  when they
present  attractive  investment  opportunities  that  otherwise  meet the funds'
criteria for selection.  Rule 144A  securities are securities that are privately
placed with and traded among qualified  institutional  investors rather than the
general  public.  Although  Rule  144A  securities  are  considered  "restricted
securities," they are not necessarily illiquid.

    With respect to securities eligible for resale under Rule 144A, the staff of
the SEC has taken the  position  that the  liquidity of such  securities  in the
portfolio of a fund offering redeemable securities is a question of fact for the
Board  of  Directors  to  determine,  such  determination  to be  based  upon  a
consideration  of the readily  available  trading  markets and the review of any
contractual  restrictions.  The staff also  acknowledges  that,  while the Board
retains ultimate  responsibility,  it may delegate this function to the manager.
Accordingly, the Board has established guidelines and procedures for determining
the liquidity of Rule 144A securities and has delegated the day-to-day  function
of determining the liquidity of Rule 144A  securities to the manager.  The Board
retains the  responsibility to monitor the  implementation of the guidelines and
procedures it has adopted.

    Since the  secondary  market  for such  securities  is  limited  to  certain
qualified  institutional  investors,  the  liquidity of such  securities  may be
limited accordingly and a fund may, from time to time, hold a Rule 144A security
that is illiquid. In such an event, the fund's manager will consider appropriate
remedies to minimize  the effect on such  fund's  liquidity.  No fund may invest
more than 15% of its assets in illiquid  securities  (securities that may not be
sold within seven days at  approximately  the price used in determining  the net
asset value of fund shares).


PROSPECTUS                          INFORMATION REGARDING THE FUNDS       13


 PERFORMANCE ADVERTISING

    From  time  to  time,  the  funds  may  advertise   performance  data.  Fund
performance  may be shown by presenting  one or more  performance  measurements,
including  cumulative  total  return or average  annual  total return and yield.
Performance  data may be quoted  separately  for the Investor  Class and for the
other classes.

    Cumulative  total  return data is computed by  considering  all  elements of
return,  including  reinvestment  of dividends and capital gains  distributions,
over a stated  period of time.  Average  annual  total return is  determined  by
computing  the annual  compound  return over a stated  period of time that would
have  produced  the fund's  cumulative  total return over the same period if the
fund's performance had remained constant throughout.

    A quotation of yield  reflects a fund's  income over a stated period of time
expressed as a percentage of the fund's share price.

    Yield is  calculated  by adding  over a 30-day  (or  one-month)  period  all
interest and dividend  income (net of fund  expenses)  calculated  on each day's
market  values,  dividing  this  sum  by  the  average  number  of  fund  shares
outstanding  during the period, and expressing the result as a percentage of the
fund's  share  price on the last day of the 30-day (or  one-month)  period.  The
percentage is then annualized.  Capital gains and losses are not included in the
calculation.

    Yields are calculated  according to accounting methods that are standardized
in  accordance  with SEC  rules  for all stock  and bond  funds.  Because  yield
accounting methods differ from the methods used for other accounting purposes, a
fund's yield may not equal the income paid on its shares or the income  reported
in the fund's financial statements.

    The funds also may include in advertisements data comparing performance with
the performance of non-related  investment media,  published  editorial comments
and performance  rankings compiled by independent  organizations  such as Lipper
Analytical  Services  or  Donoghue's  Money Fund  Report and  publications  that
monitor the performance of mutual funds.  Performance  information may be quoted
numerically  or may be presented  in a table,  graph or other  illustration.  In
addition,  fund  performance  may be  compared to  well-known  indices of market
performance  including  the  Standard  and  Poor's  500  Index,  the  Dow  Jones
Industrial  Average,  the S&P/Barra  Value Index (with regard to Value),  the S&
P/Barra  Small-Cap  600 Value  Index  (with  regard to Small Cap  Value) and the
Lipper Equity Income Fund Index (with regard to Equity Income). Fund performance
also may be compared,  on a relative  basis,  to other funds in our fund family.
This relative comparison, which may be based upon historical fund performance or
historical  or  expected  volatility  or  other  fund  characteristics,  may  be
presented  numerically,  graphically or in text.  Fund  performance  also may be
combined or blended  with other funds in our fund family,  and that  combined or
blended  performance  may be  compared to the same  indices to which  individual
funds may be compared.

    All performance  information advertised by the funds is historical in nature
and is not intended to represent or guarantee future results.  The value of fund
shares when redeemed may be more or less than their original cost.


14     INFORMATION REGARDING THE FUNDS            AMERICAN CENTURY INVESTMENTS


                HOW TO INVEST WITH AMERICAN CENTURY INVESTMENTS

 AMERICAN CENTURY INVESTMENTS

    The funds  offered by this  Prospectus  are a part of the  American  Century
Investments  family  of  mutual  funds.  Our  family  provides  a full  range of
investment  opportunities,  from  the  aggressive  equity  growth  funds  in our
Twentieth  Century Group,  to the fixed income funds in our Benham Group, to the
moderate risk and specialty  funds in our American  Century  Group.  Please call
1-800-345-2021  for a  brochure  or  prospectuses  for the  other  funds  in the
American Century Investments family.

    To reduce  expenses and  demonstrate  respect for our  environment,  we have
initiated a project  through which we will  eliminate  duplicate  copies of most
financial  reports and  prospectuses  to most  households  and  deliver  account
statements to most households in a single envelope,  even if they have more than
one  account.  If you would like  additional  copies of  financial  reports  and
prospectuses or separate mailing of account statements, please call us.

INVESTING IN AMERICAN CENTURY

    The  following  sections  explain how to invest in American  Century  funds,
including purchases, redemptions,  exchanges and special services. You will find
more detail about doing  business with us by referring to the Investor  Services
Guide that you will receive when you open an account.

    If  you  own  or  are   considering   purchasing   fund  shares  through  an
employer-sponsored  retirement  plan or through a bank,  broker-dealer  or other
financial  intermediary,  the  following  sections,  as well as the  information
contained  in our Investor  Services  Guide,  may not apply to you.  Please read
"Employer-Sponsored Retirement Plans and Institutional Accounts," page 21.

HOW TO OPEN AN ACCOUNT

    To open an account,  you must complete and sign an  application,  furnishing
your  taxpayer  identification  number.  (You must also certify  whether you are
subject to  withholding  for failing to report  income to the IRS.)  Investments
received without a certified taxpayer identification number will be returned.

    The minimum investment is $2,500 [$1,000 for IRA and Uniform Gifts/Transfers
to Minors  Acts  (UGMA/UTMA)  accounts].  These  minimums  will be waived if you
establish an automatic investment plan to your account that is the equivalent of
at least $50 per month. See "Automatic Investment Plan," page 16.

    The  minimum  investment  requirements  may be  different  for some types of
retirement  accounts.  Call one of our  Investor  Services  Representatives  for
information  on  our  retirement  plans,  which  are  available  for  individual
investors or for those investing through their employers.

    Please note:  If you register  your account as belonging to multiple  owners
(e.g., as joint  tenants),  you must provide us with specific  authorization  on
your  application  in order for us to accept  written or telephone  instructions
from  a  single  owner.  Otherwise,  all  owners  will  have  to  agree  to  any
transactions  that involve the account  (whether the  transaction  request is in
writing or over the telephone).

    You may invest in the following ways:

BY MAIL

    Send a  completed  application  and  check or money  order  payable  in U.S.
dollars to American Century Investments.

BY WIRE

    You may make your initial  investment by wiring funds.  To do so, call us or
mail  a  completed   application  and  provide  your  bank  with  the  following
information:

o  RECEIVING BANK AND ROUTING NUMBER:
   Commerce Bank, N.A. (101000019)

o  BENEFICIARY (BNF):
   American Century Services Corporation
   4500 Main St., Kansas City, Missouri 64111

o  BENEFICIARY ACCOUNT NUMBER (BNF ACCT):
   2804918

o  REFERENCE FOR BENEFICIARY (RFB):
   American Century account number into which you


PROSPECTUS            HOW TO INVEST WITH AMERICAN CENTURY INVESTMENTS        15


   are  investing.  If  more  than  one,  leave  blank  and  see  Bank  to  Bank
   Information below.

o  ORIGINATOR TO BENEFICIARY (OBI):
    Name and address of owner of account into which you are investing.

o  BANK TO BANK INFORMATION
    (BBI OR FREE FORM TEXT):
    *    Taxpayer identification or Social Security number.
    *    If more than one account, account numbers and amount to be invested in
         each account.
    *    Current tax year, previous tax year or rollover  designation if an IRA.
         Specify  whether  traditional  IRA, Roth IRA,  Education IRA,  SEP-IRA,
         SARSEP-IRA, SIMPLE Employer or SIMPLE Employee.

BY EXCHANGE

    Call 1-800-345-2021 from 7 a.m. to 7 p.m. Central time to get information on
opening an account by exchanging from another American Century account. See page
17 for more information on exchanges.

IN PERSON

    If you prefer to work with a representative  in person,  please visit one of
our Investor Centers, located at:

    4500 Main Street 
    Kansas City, Missouri 64111

    4917 Town Center Drive 
    Leawood, Kansas 66211

    1665 Charleston Road 
    Mountain View, California 94043

    2000 S. Colorado Blvd. 
    Denver, Colorado 80222

SUBSEQUENT INVESTMENTS

    Subsequent  investments  may  be  made  by an  automatic  bank,  payroll  or
government direct deposit (see "Automatic Investment Plan," this page) or by any
of  the  methods  below.  The  minimum  investment  requirement  for  subsequent
investments is $250 for checks submitted  without the investment slip portion of
a previous  statement or confirmation  and $50 for all other types of subsequent
investments.

BY MAIL

    When making subsequent  investments,  enclose your check with the investment
slip portion of a previous statement or confirmation.  If the investment slip is
not available, indicate your name, address and account number on your check or a
separate  piece of paper.  (Please  be aware  that the  investment  minimum  for
subsequent investments is higher without an investment slip.)

BY TELEPHONE

    Upon  completion of your  application and once your account is open, you may
make investments by telephone.  You may call an Investor Services Representative
or use our Automated Information Line.

BY ONLINE ACCESS

    Upon  completion of your  application and once your account is open, you may
make investments online.

BY WIRE

    You may make  subsequent  investments  by  wire.  Follow  the wire  transfer
instructions on page 18 and indicate your account number.

IN PERSON

    You  may  make  subsequent  investments  in  person  at one of our  Investor
Centers. The locations of our Investor Centers are listed on this page.

AUTOMATIC INVESTMENT PLAN

    By   completing   the   application   and   electing  to  make   investments
automatically,  we will draw on your bank account  regularly.  Such  investments
must be at least  the  equivalent  of $50 per  month.  You also  may  choose  an
automatic  payroll or government  direct deposit.  If you are establishing a new
account,  check  the  appropriate  box  under  "Automatic  Investments"  on your
application  to  receive  more  information.  If you would  like to add a direct
deposit to an existing account, please call an Investor Services Representative.


16 HOW TO INVEST WITH AMERICAN CENTURY INVESTMENTS  AMERICAN CENTURY INVESTMENTS


HOW TO EXCHANGE FROM ONE ACCOUNT TO ANOTHER

    As long as you meet any minimum  investment  requirements,  you may exchange
your fund  shares to our other  funds up to six times per year per  account.  An
exchange  request will be processed as of the same day it is received,  if it is
received  before the fund's net asset values are  calculated,  which is one hour
prior to the close of the New York Stock  Exchange  for funds issued by American
Century Target  Maturities Trust and at the close of the Exchange for all of our
other funds. See "When Share Price Is Determined," page 22.

    For any single exchange,  the shares of each fund being acquired must have a
value of at least $100.  However, we will allow investors to set up an Automatic
Exchange Plan between any two funds in the amount of at least $50 per month. See
our Investor Services Guide for further information about exchanges.

    If, in any 90-day period,  the total of your exchanges and your  redemptions
from any one account  exceeds the lesser of $250,000 or 1% of the fund's assets,
further  exchanges  will be subject to special  requirements  to comply with our
policy on large redemptions.  See "Special  Requirements for Large Redemptions,"
page 18.

BY MAIL

    You may direct us in writing  to  exchange  your  shares  from one  American
Century account to another. For additional information,  please see our Investor
Services Guide.

BY TELEPHONE

    You can make exchanges over the telephone  (either with an Investor Services
Representative  or  using  our  Automated  Information  Line--see  page 19) upon
completion and receipt of your application or by calling us at 1-800-345-2021 to
get the appropriate form.

BY ONLINE ACCESS

    You can make exchanges  online.  This service is established upon completion
and receipt of your  application or by calling us at  1-800-345-2021  to get the
appropriate form.


HOW TO REDEEM SHARES

    We will  redeem or "buy back" your shares at any time.  Redemptions  will be
made at the next net asset value determined after a complete  redemption request
is received.

    Please note that a request to redeem shares in an IRA or 403(b) plan must be
accompanied  by an  executed  IRS  Form  W4-P  and a reason  for  withdrawal  as
specified by the IRS.

BY MAIL

    Your  written  instructions  to  redeem  shares  may  be  made  either  by a
redemption  form,  which we will  send you upon  request,  or by a letter to us.
Certain  redemptions  may require a signature  guarantee.  Please see "Signature
Guarantee," page 18.

BY TELEPHONE

    Upon  completion of your  application and once your account is open, you may
redeem your shares by calling an Investor Services Representative.

BY CHECK-A-MONTH

    If you have at least a  $10,000  balance  in your  account,  you may  redeem
shares by  Check-A-Month.  A  Check-A-Month  plan  automatically  redeems enough
shares each month to provide  you with a check in an amount you choose  (minimum
$50). To set up a Check-A-Month  plan, please call and request our Check-A-Month
brochure.

OTHER AUTOMATIC REDEMPTIONS

    If you have at least a $10,000  balance  in your  account,  you may elect to
make redemptions automatically by authorizing us to send funds to you or to your
account  at  a  bank  or  other  financial  institution.  To  set  up  automatic
redemptions, call an Investor Services Representative.

REDEMPTION PROCEEDS

    Please  note that  shortly  after a  purchase  of shares is made by check or
electronic  draft (also known as an ACH draft) from your bank, we may wait up to
15 days or longer to send  redemption  proceeds (to allow your purchase funds to
clear).  No interest is paid on the redemption  proceeds after the redemption is
processed but before your redemption proceeds are sent.


PROSPECTUS          HOW TO INVEST WITH AMERICAN CENTURY INVESTMENTS       17


    Redemption proceeds may be sent to you in one of the following ways:

BY CHECK

    Ordinarily,  all  redemption  checks will be made payable to the  registered
owner of the shares and will be mailed only to the  address of record.  For more
information, please refer to our Investor Services Guide.

BY WIRE AND ACH

    You may authorize us to transmit  redemption  proceeds by wire or ACH. These
services will be effective 15 days after we receive the authorization.

    Your bank will usually receive wired funds within 48 hours of  transmission.
Funds  transferred  by ACH may be received up to seven days after  transmission.
Wired  funds  are  subject  to a $10 fee to cover  bank wire  charges,  which is
deducted from redemption proceeds.  Once the funds are transmitted,  the time of
receipt and the funds' availability are not under our control.

SPECIAL REQUIREMENTS FOR LARGE REDEMPTIONS

    We have  elected to be governed by Rule 18f-1 under the  Investment  Company
Act,  which  obligates  each  fund to make  certain  redemptions  in cash.  This
requirement  to  pay  redemptions  in  cash  applies  to  situations  where  one
shareholder  redeems,  during any 90-day period, up to the lesser of $250,000 or
1% of the assets of the fund. Although  redemptions in excess of this limitation
will  also  normally  be paid in  cash,  we  reserve  the  right  under  unusual
circumstances  to honor these  redemptions by making payment in whole or in part
in readily marketable securities (a "redemption-in-kind").

    If payment is made in securities, the securities, selected by the fund, will
be valued in the same manner as they are in computing the fund's net asset value
and will be provided without prior notice.

    If you  expect  to make a large  redemption  and  would  like to  avoid  any
possibility of being paid in  securities,  you may do so by providing us with an
unconditional  instruction to redeem at least 15 days prior to the date on which
the redemption  transaction is to occur. The instruction must specify the dollar
amount  or number of  shares  to be  redeemed  and the date of the  transaction.
Receipt of your  instruction 15 days prior to the transaction  provides the fund
with  sufficient  time  to  raise  the  cash  in an  orderly  manner  to pay the
redemption  and thereby  minimizes the effect of the  redemption on the fund and
its remaining shareholders.

    Despite the fund's right to redeem fund shares through a redemption-in-kind,
we do not expect to exercise  this  option  unless a fund has an  unusually  low
level  of cash to meet  redemptions  and/or  is  experiencing  unusually  strong
demands for its cash.  Such a demand might be caused,  for  example,  by extreme
market conditions that result in an abnormally high level of redemption requests
concentrated in a short period of time.  Absent these or similar  circumstances,
we expect  redemptions in excess of $250,000 to be paid in cash in any fund with
assets of more than $50 million if total redemptions from any one account in any
90-day period do not exceed one-half of 1% of the total assets of the fund.

REDEMPTION OF SHARES IN LOW-BALANCE ACCOUNTS

    Whenever  the  shares  held in an  account  have a value  of less  than  the
required  minimum,  a letter will be sent advising you to bring the value of the
shares  held in the  account up to the  minimum  or to  establish  an  automatic
investment that is the equivalent of at least $50 per month. See "How to Open An
Account,"  page 15. If action is not taken within 90 days of the letter's  date,
the shares  held in the  account  will be  redeemed  and the  proceeds  from the
redemption will be sent by check to your address of record. We reserve the right
to increase the investment minimums.

SIGNATURE GUARANTEE

    To protect  your  accounts  from fraud,  some  transactions  will  require a
signature  guarantee.  You can obtain a signature guarantee from a bank or trust
company,  credit  union,  broker-dealer,  securities  exchange  or  association,
clearing agency or savings association, as defined by federal law.

    For a more in-depth explanation of our signature guarantee policy, or if you
live outside the United  States and would like to know how to obtain a signature
guarantee, please consult our Investor Services Guide.

    We reserve the right to require a signature guarantee on any transaction, or
to change this policy at any time.


18 HOW TO INVEST WITH AMERICAN CENTURY INVESTMENTS  AMERICAN CENTURY INVESTMENTS


 SPECIAL SHAREHOLDER SERVICES

    We offer several  services to make your account easier to manage.  These are
listed on the account application.  You will find more information about each of
these services in our Investor Services Guide.

    Our special shareholder services include:

AUTOMATED INFORMATION LINE

    We offer an Automated  Information  Line, 24 hours a day, seven days a week,
at 1-800-345-8765.  By calling the Automated Information Line, you may listen to
fund prices,  yields and total return  figures.  You may also use the  Automated
Information  Line to make  investments  into your accounts (if we have your bank
information  on file) and  obtain  your  share  balance,  value and most  recent
transactions.  You also may  exchange  shares  from one fund to another  via the
Automated  Information  Line.  Redemption  instructions  cannot be given via the
Automated Information Line.

ONLINE ACCOUNT ACCESS

    You  may   contact   us  24   hours   a  day,   seven   days  a   week,   at
www.americancentury.com  to access daily share prices,  receive updates on major
market  indices and view  historical  performance  of the fund. You can use your
personal access code and Social Security number to view your account balance and
account activity, make subsequent investments from your bank account or exchange
shares from one fund to another.

OPEN ORDER SERVICE

    Through our open order  service,  you may  designate a price at which to buy
shares of a variable-priced fund by exchange from one of our money market funds,
or a price at which to sell shares of a variable-priced  fund by exchange to one
of our money market funds.  The  designated  purchase  price must be equal to or
lower, or the designated sale price equal to or higher, than the variable-priced
fund's net asset value at the time the order is placed.  If the designated price
is  met  within  90  calendar   days,  we  will  execute  your  exchange   order
automatically at that price (or better). Open orders not executed within 90 days
will be canceled.

    If the fund you have selected  deducts a distribution  from its share price,
your order  price will be  adjusted  accordingly  so the  distribution  does not
inadvertently  trigger an open order transaction on your behalf. If you close or
re-register  the  account  from which the shares are to be  redeemed,  your open
order will be canceled.

    Because of their time-sensitive nature, open order transactions are accepted
only by  telephone  or in person.  These  transactions  are  subject to exchange
limitations  described  in  each  fund's  prospectus,  except  that  orders  and
cancellations  received  before 2 p.m.  Central time are effective the same day,
and orders or cancellations received after 2 p.m. Central time are effective the
next business day.

TAX-QUALIFIED RETIREMENT PLANS

    Each fund is available for your tax-deferred  retirement plan. Call or write
us and request the appropriate forms for:

    *    Individual Retirement Accounts (IRAs);

    *    403(b) plans for employees of public school
         systems and non-profit organizations; or

    *    Profit sharing plans and pension plans for corporations and other
         employers.

    If your IRA and  403(b)  accounts  do not total  $10,000,  each  account  is
subject to an annual $10 fee, up to a total of $30 per year.

    You can also transfer your  tax-deferred  plan to us from another company or
custodian. Call or write us for a Request to Transfer form.

IMPORTANT POLICIES REGARDING YOUR INVESTMENTS

    Every  account is subject to policies  that could  affect  your  investment.
Please refer to the Investor  Services Guide for further  information  about the
policies discussed below, as well as further detail about the services we offer.

  (1)    We reserve the right for any reason to suspend  the  offering of shares
         for a  period  of  time,  or to  reject  any  specific  purchase  order
         (including  purchases  by  exchange).  Additionally,  purchases  may be
         refused  if, in the  opinion  of the  manager,  they are of a size that
         would disrupt the management of the fund.

  (2)    We  reserve  the  right  to  make  changes  to  any  stated  investment
         requirements, including  those that  relate to purchases, transfers and


PROSPECTUS             HOW TO INVEST WITH AMERICAN CENTURY INVESTMENTS        19


         redemptions.  In addition,  we also may alter,  add to or terminate any
         investor   services  and   privileges.   Any  changes  may  affect  all
         shareholders or only certain series or classes of shareholders.

  (3)    Shares  being  acquired  must be  qualified  for sale in your  state of
         residence.

  (4)    Transactions  requesting  a  specific  price and date,  other than open
         orders, will be refused.  Once you have mailed or otherwise transmitted
         your  transaction  instructions  to us,  they  may not be  modified  or
         canceled.

  (5)    If a transaction request is made by a corporation,  partnership, trust,
         fiduciary,  agent  or  unincorporated   association,  we  will  require
         evidence  satisfactory to us of the authority of the individual  making
         the request.

  (6)    We have established  procedures  designed to assure the authenticity of
         instructions received by telephone. These procedures include requesting
         personal  identification  from callers,  recording telephone calls, and
         providing  written  confirmations  of  telephone  transactions.   These
         procedures are designed to protect  shareholders  from  unauthorized or
         fraudulent  instructions.  If we do not employ reasonable procedures to
         confirm  the  genuineness  of  instructions,  then we may be liable for
         losses due to unauthorized or fraudulent instructions. The company, its
         transfer agent and manager will not be responsible  for any loss due to
         instructions they reasonably believe are genuine.

  (7)    All   signatures   should  be  exactly  as  the  name  appears  in  the
         registration.  If the owner's name appears in the  registration as Mary
         Elizabeth Jones, she should sign that way and not as Mary E. Jones.

  (8)    Unusual  stock  market  conditions  have  in the  past  resulted  in an
         increase  in  the  number  of  shareholder   telephone  calls.  If  you
         experience  difficulty in reaching us during such periods, you may send
         your transaction instructions by mail, express mail or courier service,
         or you may  visit  one of our  Investor  Centers.  You also may use our
         Automated Information Line if you have requested and received an access
         code and are not attempting to redeem shares.

  (9)    If  you  fail  to  provide  us  with  the  correct  certified  taxpayer
         identification  number, we may reduce any redemption proceeds by $50 to
         cover the  penalty the IRS will impose on us for failure to report your
         correct taxpayer identification number on information reports.

  (10)   We will perform special inquiries on shareholder  accounts.  A research
         fee of $15 per hour may be applied.

REPORTS TO SHAREHOLDERS

    At the  end of  each  calendar  quarter,  we will  send  you a  consolidated
statement that summarizes all of your American Century  holdings,  as well as an
individual  statement  for  each  fund you own that  reflects  all  year-to-date
activity in your account.  You may request a statement of your account  activity
at any time.

    With the  exception of most  automatic  transactions,  each time you invest,
redeem,  transfer or exchange  shares,  we will send you a  confirmation  of the
transaction. See the Investor Services Guide for more detail.

    Carefully  review  all the  information  relating  to  transactions  on your
statements  and  confirmations  to ensure that your  instructions  were acted on
properly.  Please notify us immediately in writing if there is an error.  If you
fail to provide  notification  of an error  with  reasonable  promptness,  i.e.,
within 30 days of  non-automatic  transactions  or within 30 days of the date of
your consolidated quarterly statement, in the case of automatic transactions, we
will deem you to have ratified the transaction.

    No later than January 31 of each year, we will send you reports that you may
use in completing your U.S. income tax return.  See the Investor  Services Guide
for more information.

    Each year,  we will send you an annual and a semiannual  report  relating to
your fund, each of which is incorporated herein by reference.  The annual report
includes audited financial  statements and a list of portfolio  securities as of
the  fiscal  year  end.  The  semiannual  report  includes  unaudited  financial
statements  for the first six  months of the fiscal  year,  as well as a list of
portfolio  securities at the end of the period. You also will receive an updated
prospectus at least once each year.  Please read these materials  carefully,  as
they will help you understand your fund.


20 HOW TO INVEST WITH AMERICAN CENTURY INVESTMENTS  AMERICAN CENTURY INVESTMENTS


EMPLOYER-SPONSORED RETIREMENT PLANS
AND INSTITUTIONAL ACCOUNTS

    Information   contained  in  our  Investor   Services   Guide   pertains  to
shareholders  who invest  directly with American  Century rather than through an
employer-sponsored retirement plan or through a financial intermediary.

    If  you  own  or  are   considering   purchasing   fund  shares  through  an
employer-sponsored  retirement  plan,  your  ability to  purchase  shares of the
funds, exchange them for shares of other American Century funds, and redeem them
will depend on the terms of your plan.

    If you  own or are  considering  purchasing  fund  shares  through  a  bank,
broker-dealer,  insurance company or other financial intermediary,  your ability
to purchase,  exchange and redeem shares will depend on your agreement with, and
the policies of, such financial intermediary.

    You may reach one of our Institutional  Service  Representatives  by calling
1-800-345-3533 to request information about our funds and services,  to obtain a
current  prospectus or to get answers to any questions  about our funds that you
are unable to obtain through your plan administrator or financial intermediary.


PROSPECTUS          HOW TO INVEST WITH AMERICAN CENTURY INVESTMENTS       21


                    ADDITIONAL INFORMATION YOU SHOULD KNOW

SHARE PRICE

WHEN SHARE PRICE IS DETERMINED

    The price of your shares is also  referred to as their net asset value.  Net
asset value is determined  by  calculating  the total value of a fund's  assets,
deducting  total  liabilities  and  dividing  the result by the number of shares
outstanding.  For all American  Century  funds,  except funds issued by American
Century Target  Maturities  Trust, net asset value is determined as of the close
of regular trading on each day that the New York Stock Exchange is open, usually
3 p.m.  Central  time.  The net asset  values  for Target  Maturities  funds are
determined one hour prior to the close of the Exchange.

    Investments and requests to redeem or exchange shares will receive the share
price next  determined  after  receipt by us of the  investment,  redemption  or
exchange  request.  For example,  investments and requests to redeem or exchange
shares  received by us or one of our agents or  designees  before the time as of
which the net asset value of the fund is determined,  are effective on, and will
receive the price  determined,  that day.  Investment,  redemption  and exchange
requests received  thereafter are effective on, and receive the price determined
as of the close of the Exchange on the next day the Exchange is open.

    Investments  are  considered  received  only when payment is received by us.
Wired funds are  considered  received on the day they are  deposited in our bank
account if they are deposited before the time as of which the net asset value of
the fund is determined.

    Investments by telephone pursuant to your prior  authorization to us to draw
on your bank account are considered received at the time of your telephone call.

    Investment and transaction  instructions  received by us on any business day
by mail  prior  to the  time as of  which  the net  asset  value  of the fund is
determined, will receive that day's price. Investments and instructions received
after that time will receive the price determined on the next business day.

    If you invest in fund shares through an  employer-sponsored  retirement plan
or  other  financial  intermediary,  it  is  the  responsibility  of  your  plan
recordkeeper or financial  intermediary to transmit your purchase,  exchange and
redemption requests to the funds' transfer agent prior to the applicable cut-off
time for receiving  orders and to make payment for any purchase  transactions in
accordance with the funds'  procedures or any contractual  arrangements with the
funds or the funds' distributor in order for you to receive that day's price.

    We have contractual  relationships with certain financial  intermediaries in
which such intermediaries  represent that they have systems to track the time at
which  investment  orders are  received  and to  segregate  orders  received  at
different times. Based on these representations,  the funds have authorized such
intermediaries  and their designees to accept purchase and redemption  orders on
the funds' behalf up to the applicable cut-off time. The funds will be deemed to
have received such orders upon acceptance by the duly  authorized  intermediary,
and such  orders will be priced at the funds' net asset  values next  determined
after acceptance on the funds' behalf by such intermediary.

HOW SHARE PRICE IS DETERMINED

    The valuation of assets for determining net asset value may be summarized as
follows:

    The portfolio  securities of each fund, except as otherwise noted, listed or
traded on a domestic  securities  exchange  are valued at the last sale price on
that  exchange.  Portfolio  securities  primarily  traded on foreign  securities
exchanges  generally  are  valued  at  the  preceding  closing  values  of  such
securities on the exchange where primarily traded. If no sale is reported, or if
local convention or regulation so provides, the mean of the latest bid and asked
prices is used.  Depending on local convention or regulation,  securities traded
over-the-counter  are priced at the mean of the latest bid and asked prices,  or
at the last sale price. When market quotations are not readily


22     ADDITIONAL INFORMATION YOU SHOULD KNOW      AMERICAN CENTURY INVESTMENTS


available, securities and other assets are valued at fair value as determined in
accordance with procedures adopted by the Board of Directors.

    Debt  securities  not traded on a principal  securities  exchange are valued
through  valuations  obtained from a commercial  pricing  service or at the most
recent  mean of the bid and asked  prices  provided  by  investment  dealers  in
accordance with procedures established by the Board of Directors.

    The  value of an  exchange-traded  foreign  security  is  determined  in its
national currency as of the close of trading on the foreign exchange on which it
is traded or as of the close of business on the New York Stock Exchange, if that
is earlier.  That value is then exchanged to dollars at the  prevailing  foreign
exchange rate.

    Trading in securities on European and Far Eastern  securities  exchanges and
over-the-counter markets is normally completed at various times before the close
of  business on each day that the New York Stock  Exchange is open.  If an event
were to occur after the value of a security was  established  but before the net
asset value per share was  determined  that was likely to materially  change the
net asset value,  then that security would be valued at fair value as determined
in accordance with procedures adopted by the Board of Directors.

    Trading of these  securities in foreign  markets may not take place on every
New York Stock  Exchange  business  day. In addition,  trading may take place in
various  foreign  markets on  Saturdays or on other days when the New York Stock
Exchange  is not open and on which a fund's net asset  value is not  calculated.
Therefore,  such  calculation  does not take  place  contemporaneously  with the
determination  of the prices of many of the  portfolio  securities  used in such
calculation  and the value of a fund's  portfolio  may be  affected on days when
shares of the fund may not be purchased or redeemed.

WHERE TO FIND INFORMATION ABOUT SHARE PRICE

    The net asset  values of the  Investor  Class of the funds are  published in
leading  newspapers  daily. The net asset value may be obtained by calling us or
by accessing our Web site (www.americancentury.com).


 DISTRIBUTIONS

    Distributions  from net investment  income are declared and paid  quarterly.
Distributions from net realized securities gains, if any, generally are declared
and paid annually,  usually in December, but the funds may make distributions on
a more  frequent  basis to  comply  with the  distribution  requirements  of the
Internal Revenue Code, in all events in a manner  consistent with the provisions
of the Investment Company Act.

    Participants in employer-sponsored retirement or savings plans must reinvest
all  distributions.   For  shareholders   investing  through  taxable  accounts,
distributions  will be  reinvested  unless  you elect to  receive  them in cash.
Distributions of less than $10 generally will be reinvested.  Distributions made
shortly  after a  purchase  by check  or ACH may be held up to 15 days.  You may
elect to have distributions on shares held in certain IRAs and 403(b) plans paid
in cash only if you are at least  59(1)/2 years old or  permanently  and totally
disabled.  Distribution  checks  normally are mailed within seven days after the
record date. Please consult our Investor Services Guide for further  information
regarding your distribution options.

    A  distribution  on  shares of a fund  does not  increase  the value of your
shares or your total return. At any given time the value of your shares includes
the  undistributed  net  gains,  if any,  realized  by the  fund on the  sale of
portfolio securities,  and undistributed  dividends and interest received,  less
fund expenses.

    Because such gains and  dividends  are included in the price of your shares,
when they are  distributed  the price of your shares is reduced by the amount of
the  distribution.  If you buy your shares through a taxable account just before
the distribution,  you will pay the full price for your shares, and then receive
a portion of the  purchase  price back as a taxable  distribution.  See "Taxes,"
this page.

TAXES

    Each fund has elected to be taxed under Subchapter M of the Internal Revenue
Code,  which means that to the extent its income is distributed to shareholders,
it pays no income tax.


PROSPECTUS                   ADDITIONAL INFORMATION YOU SHOULD KNOW       23


TAX-DEFERRED ACCOUNTS

    If fund  shares  are  purchased  through  tax-deferred  accounts,  such as a
qualified  employer-sponsored  retirement  or savings  plan,  income and capital
gains  distributions  paid by the fund  generally will not be subject to current
taxation,  but will  accumulate in your account under the plan on a tax-deferred
basis.

    Employer-sponsored  retirement and savings plans are governed by complex tax
rules.  If you elect to participate in your employer's  plan,  consult your plan
administrator,  your plan's  summary plan  description,  or a  professional  tax
advisor   regarding  the  tax   consequences  of   participation  in  the  plan,
contributions to, and withdrawals or distributions from the plan.

TAXABLE ACCOUNTS

    If fund shares are purchased through taxable accounts,  distributions of net
investment  income  and net  short-term  capital  gains  are  taxable  to you as
ordinary income. The dividends from net income may qualify for the 70% dividends
received  deduction  for  corporations  to the extent  that the fund held shares
receiving the dividend for more than 45 days. Distributions from gains on assets
held  longer  than 12 months but no more than 18 months  (28% rate gain)  and/or
assets held longer than 18 months (20% rate gain) are taxable as long-term gains
regardless of the length of time you have held the shares.  However,  you should
note that any loss  realized  upon the sale or redemption of shares held for six
months or less will be treated as a long-term  capital loss to the extent of any
distribution  of  long-term  capital  gain  (28% or 20%  rate  gain) to you with
respect to such shares.

    Dividends  and interest  received by a fund on foreign  securities  may give
rise  to  withholding  and  other  taxes  imposed  by  foreign  countries.   Tax
conventions  between  certain  countries  and the  United  States  may reduce or
eliminate such taxes. Foreign countries generally do not impose taxes on capital
gains in respect of investments  by  non-resident  investors.  The foreign taxes
paid by a fund will reduce its dividends.

    Distributions  are taxable to you  regardless  of whether  they are taken in
cash or reinvested,  even if the value of your shares is below your cost. If you
purchase shares shortly before a distribution,  you must pay income taxes on the
distribution,  even though the value of your investment (plus cash received,  if
any) will not have  increased.  In  addition,  the  share  price at the time you
purchase  shares may  include  unrealized  gains in the  securities  held in the
investment portfolio of the fund. If these portfolio securities are subsequently
sold and the gains are realized,  they will, to the extent not offset by capital
losses, be paid to you as a distribution of capital gains and will be taxable to
you as short-term or long-term capital gains (28% and/or 20% rate gain).

    In January of the year  following the  distribution,  if you own shares in a
taxable account, you will receive a Form 1099-DIV notifying you of the status of
your distributions for federal income tax purposes.

    Distributions also may be subject to state and local taxes, even if all or a
substantial  part  of such  distributions  are  derived  from  interest  on U.S.
government  obligations  which,  if you received them directly,  would be exempt
from state income tax. However, most but not all states allow this tax exemption
to pass  through  to fund  shareholders  when a fund pays  distributions  to its
shareholders.  You should  consult your tax advisor about the tax status of such
distributions in your own state.

    If you have not complied  with certain  provisions  of the Internal  Revenue
Code and  Regulations,  we are  required by federal law to withhold and remit to
the IRS 31% of reportable  payments (which may include dividends,  capital gains
distributions  and redemptions).  Those regulations  require you to certify that
the Social Security number or tax  identification  number you provide is correct
and that you are not subject to 31% withholding for previous  under-reporting to
the  IRS.  You  will be asked  to make  the  appropriate  certification  on your
application.  Payments  reported by us that omit your Social  Security number or
tax  identification  number will  subject us to a penalty of $50,  which will be
charged  against  your account if you fail to provide the  certification  by the
time the report is filed. This charge is not refundable.

    Redemption of shares of a fund  (including  redemptions  made in an exchange
transaction)  will be a taxable  transaction for federal income tax purposes and
shareholders  generally  will recognize a gain or loss in an amount equal to the
difference  between  the basis of the shares and the amount  received.  Assuming
that  shareholders hold such shares as a capital asset, the gain or loss will be
a


24  ADDITIONAL INFORMATION YOU SHOULD KNOW         AMERICAN CENTURY INVESTMENTS


capital gain or loss and generally will be considered long-term,  subject to tax
at a maximum rate of 28% if  shareholders  have held such shares for a period of
more than 12 months but no more than 18 months and long-term,  subject to tax at
a maximum rate of 20% if shareholders have held such shares for a period of more
than 18 months.  If a loss is realized on the  redemption  of fund  shares,  the
reinvestment  in  additional  fund  shares  within  30 days  before or after the
redemption may be subject to the "wash sale" rules of the Internal Revenue Code,
resulting in a postponement  of the  recognition of such loss for federal income
tax purposes.

    In addition to the federal income tax consequences  described above relating
to an  investment  in a fund,  there  may be other  federal,  state or local tax
considerations  that depend upon the circumstances of each particular  investor.
Prospective  shareholders are therefore urged to consult their tax advisors with
respect to the effect of this investment on their own specific situations.

MANAGEMENT

INVESTMENT MANAGEMENT

    Under  the  laws of the  State  of  Maryland,  the  Board  of  Directors  is
responsible for managing the business and affairs of the funds.  Acting pursuant
to an  investment  management  agreement  entered into with the funds,  American
Century  Investment  Management,  Inc.  serves as the manager of the funds.  Its
principal place of business is American Century Tower, 4500 Main Street,  Kansas
City,  Missouri  64111.  The  manager  has been  providing  investment  advisory
services to investment companies and institutional  clients since it was founded
in 1958.

    The manager  supervises and manages the  investment  portfolio of a fund and
directs the purchase and sale of its investment  securities.  It utilizes a team
of portfolio managers, assistant portfolio managers and analysts acting together
to manage the assets of a fund.  The team meets  regularly  to review  portfolio
holdings and to discuss purchase and sale activity. The team adjusts holdings in
a fund's portfolio as it deems  appropriate in pursuit of the fund's  investment
objectives.  Individual  portfolio  manager  members of the team also may adjust
portfolio holdings of a fund as necessary between team meetings.

    The portfolio  manager  members of the teams managing the funds described in
this  Prospectus  and  their  work  experience  for the last  five  years are as
follows:

   
    PHILLIP N. DAVIDSON,  Vice President and Portfolio Manager,  joined American
Century in  September  1993 as a Portfolio  Manager.  Prior to joining  American
Century,  Mr.  Davidson  served as an  investment  manager for  Boatmen's  Trust
Company in St.  Louis,  Missouri.

    R. TODD VINGERS,  Portfolio Manager,  joined American Century in August 1994
as an Investment  Analyst,  a position he held until February 1998. At that time
he was promoted to Portfolio  Manager.  Prior to joining American  Century,  Mr.
Vingers  attended the  University  of Chicago  Graduate  School of Business from
October 1992 to June 1994,  where he obtained his MBA degree.
    

    The  activities  of the manager are subject only to directions of the funds'
Board of  Directors.  The  manager  pays all the  expenses  of the funds  except
brokerage,  taxes,  interest,  fees and  expenses of the  non-interested  person
directors (including counsel fees) and extraordinary expenses.

    For the services  provided to the Investor  Class of the funds,  the manager
receives  an annual  fee of 1% of the  average  net  assets of Value and  Equity
Income and 1.25% of the average net assets of Small Cap Value.

    On the first business day of each month,  each fund pays a management fee to
the  manager  for the  previous  month at the  specified  rate.  The fee for the
previous month is calculated by multiplying  the applicable fee for each fund by
the  aggregate  average daily closing value of each fund's net assets during the
previous  month,  and  further  multiplying  that  product  by a  fraction,  the
numerator  of  which  is the  number  of  days  in the  previous  month  and the
denominator of which is 365 (366 in leap years).


PROSPECTUS                        ADDITIONAL INFORMATION YOU SHOULD KNOW     25


CODE OF ETHICS

    The funds and the  manager  have  adopted  a Code of Ethics  that  restricts
personal  investing  practices by  employees of the manager and its  affiliates.
Among other  provisions,  the Code of Ethics requires that employees with access
to information about the purchase or sale of securities in the funds' portfolios
obtain  preclearance before executing personal trades. With respect to Portfolio
Managers  and  other  investment   personnel,   the  Code  of  Ethics  prohibits
acquisition  of securities  in an initial  public  offering,  as well as profits
derived from the purchase and sale of the same security within 60 calendar days.
These provisions are designed to ensure that the interests of fund  shareholders
come before the interests of the people who manage those funds.

TRANSFER AND ADMINISTRATIVE SERVICES

    American Century  Services  Corporation,  American Century Tower,  4500 Main
Street,  Kansas City,  Missouri 64111 acts as transfer agent and dividend-paying
agent for the funds.  It provides  facilities,  equipment  and  personnel to the
funds, and is paid for such services by the manager.

    Certain  recordkeeping and  administrative  services that would otherwise be
performed  by the transfer  agent may be  performed  by an insurance  company or
other  entity  providing  similar  services for various  retirement  plans using
shares  of the  funds as a  funding  medium,  by  broker-dealers  and  financial
advisors  for their  customers  investing  in shares of  American  Century or by
sponsors of multi mutual fund no- or low-transaction  fee programs.  The manager
or an affiliate may enter into contracts to pay them for such  recordkeeping and
administrative services out of its unified management fee.

    Although  there is no sales  charge  levied by the  funds,  transactions  in
shares of the funds may be executed by brokers or investment advisors who charge
a transaction-based  fee or other fee for their services.  Such charges may vary
among  broker-dealers and financial advisors,  but in all cases will be retained
by the  broker-dealer or financial  advisor and not remitted to the funds or the
manager.  You  should be aware of the fact that these  transactions  may be made
directly with American Century without incurring such fees.

    From time to time,  special  services  may be  offered to  shareholders  who
maintain  higher  share  balances  in our family of funds.  These  services  may
include the waiver of minimum investment requirements, expedited confirmation of
shareholder  transactions,  newsletters and a team of personal  representatives.
Any expenses associated with these special services will be paid by the manager.

    The manager and  transfer  agent are both wholly  owned by American  Century
Companies, Inc. James E. Stowers Jr., Chairman of the funds' Board of Directors,
controls  American Century Companies by virtue of his ownership of a majority of
its common stock.

    Pursuant  to  a  Sub-Administration   Agreement  with  the  manager,   Funds
Distributor,  Inc. (FDI) serves as the  Co-Administrator  for the funds.  FDI is
responsible for (i) providing  certain  officers of the funds and (ii) reviewing
and filing  marketing and sales  literature on behalf of the funds. The fees and
expenses of FDI are paid by the manager out of its unified fee.

YEAR 2000 ISSUES

    Many of the world's computer systems currently cannot properly  recognize or
process  date-sensitive  information  relating to the Year 2000 and beyond.  The
funds and the  manager  depend  upon the  computer  systems of  various  service
providers,  including  the  transfer  agent,  for their  day-to-day  operations.
Inadequate  remediation of the Year 2000 problem by these service  providers and
others  with whom they  interact  could  have an  adverse  effect on the  funds'
operations,  including  pricing,  securities  trading  and  settlement,  and the
provision of shareholder services.

    The transfer agent, in cooperation with the manager, has assembled a team of
information  technology  professionals who are taking steps to address Year 2000
issues with respect to its own computers and to obtain  satisfactory  assurances
that  comparable  steps are being  taken by the funds' and the  manager's  other
major service  providers  and vendors.  The key phases of the  remediation  plan
include: an inventory of all internal systems,  vendor products and services and
data providers  (substantially  completed in 1997); an assessment of all systems
for date reliance and the impact of the century rollover on


26     ADDITIONAL INFORMATION YOU SHOULD KNOW       AMERICAN CENTURY INVESTMENTS


each  (substantially  completed with respect to critical systems in early 1998);
and the renovation and testing of affected systems (targeted for completion with
respect to critical  systems by the end of 1998).  The manager  will pay for the
remediation effort with revenues from its management fee, so that the funds will
not directly bear any of the cost.

   
    In  light of these  remediation  efforts,  the  funds  do not  anticipate  a
material adverse impact on their business or operations.  However,  there can be
no assurance  that the  remediation  plan will be sufficient  and timely or that
interaction  with other  noncomplying  computer systems will not have a material
adverse effect on the funds' business, operations or financial condition.

    In addition,  the issuers of the  securities  in which the funds invests may
have Year 2000  computer  problems.  Although  the media and various  regulatory
agencies  have  focused a great  deal of  attention  on the need for  issuers to
assess  and  remediate  these  problems,  their  failure to do so could hurt the
funds' performance.
    

DISTRIBUTION OF FUND SHARES

    The funds' shares are distributed by FDI, a registered broker-dealer. FDI is
a wholly-owned  indirect  subsidiary of Boston  Institutional  Group, Inc. FDI's
principal business address is 60 State Street, Suite 1300, Boston, Massachusetts
02109.  The Investor Class of shares does not pay any commissions or sales loads
to the distributor or to any other broker-dealers or financial intermediaries in
connection with the distribution of fund shares.

    Investors  may  open  accounts  with  American   Century  only  through  the
distributor.  All purchase  transactions in the funds offered by this Prospectus
are  processed  by the  transfer  agent,  which  is  authorized  to  accept  any
instructions relating to fund accounts.  All purchase orders must be accepted by
the  distributor.  All fees and expenses of FDI in acting as distributor for the
funds are paid by the manager.

FURTHER INFORMATION ABOUT AMERICAN CENTURY

    American Century Capital Portfolios,  Inc., (the "Corporation"),  the issuer
of the funds, was organized as a Maryland corporation on June 14, 1993.

    The corporation is a diversified,  open-end  management  investment  company
whose shares were first  offered for sale  September  1, 1993.  Its business and
affairs  are  managed  by its  officers  under  the  direction  of its  Board of
Directors.

    The  principal  office of the funds is  American  Century  Tower,  4500 Main
Street, P.O. Box 419200, Kansas City, Missouri 64141-6200.  All inquiries may be
made by mail to that address,  or by telephone to 1-800-345-2021  (international
calls: 816-531-5575).

    American Century Capital  Portfolios,  Inc.  currently issues four series of
$0.01 par value  shares.  Each  series is commonly  referred  to as a fund.  The
assets belonging to each series of shares are held separately by the custodian.

    American Century offers four classes of Value and Equity Income: an Investor
Class, an Institutional  Class, a Service Class, and an Advisor Class.  American
Century  offers three  classes of the Real Estate and Small Cap Value funds:  an
Investor Class, an Institutional  Class and an Advisor Class. The shares offered
by this  Prospectus  are  Investor  Class  shares and have no up-front  charges,
commissions or 12b-1 fees.

    The other classes of shares are offered primarily to institutional investors
or  through  institutional  distribution  channels,  such as  employer-sponsored
retirement plans or through banks, broker-dealers,  insurance companies or other
financial  intermediaries.  The other  classes have  different  fees,  expenses,
and/or minimum  investment  requirements than the Investor Class. The difference
in the fee  structures  among  the  classes  is the  result  of  their  separate
arrangements for shareholder and distribution services and not the result of any
difference  in  amounts  charged by the  manager  for core  investment  advisory
services.  Accordingly,  the core  investment  advisory  expenses do not vary by
class.  Different  fees and expenses  will affect  performance.  For  additional
information concerning the other classes of shares not offered by this


PROSPECTUS                ADDITIONAL INFORMATION YOU SHOULD KNOW              27


Prospectus,  call us at  1-800-345-3533  or  contact a sales  representative  or
financial intermediary who offers those classes of shares.

    Except as described  below,  all classes of shares of a fund have  identical
voting,  dividend,   liquidation  and  other  rights,  preferences,   terms  and
conditions.  The only  differences  among the various classes are (a) each class
may be subject to different  expenses specific to that class, (b) each class has
a different identifying designation or name, (c) each class has exclusive voting
rights with respect to matters solely  affecting such class,  (d) each class may
have different exchange privileges,  and (e) the Institutional Class may provide
for automatic  conversion  from that class into shares of the Investor  Class of
the same fund.

    Each  share,  irrespective  of series or class,  is entitled to one vote for
each dollar of net asset value applicable to such share on all questions, except
for those  matters  that must be voted on  separately  by the series or class of
shares affected.  Matters affecting only one series or class are voted upon only
by that series or class.

    Shares have  non-cumulative  voting rights,  which means that the holders of
more than 50% of the votes cast in an election of directors can elect all of the
directors  if  they  choose  to do so,  and in such  event  the  holders  of the
remaining  votes will not be able to elect any person or persons to the Board of
Directors.

    Unless required by the Investment  Company Act, it will not be necessary for
the funds to hold annual meetings of shareholders. As a result, shareholders may
not vote each year on the election of directors or the  appointment of auditors.
However,  pursuant to the funds' by-laws,  the holders of shares representing at
least  10% of the  votes  entitled  to be cast may  request  the funds to hold a
special meeting of shareholders.  We will assist in the communication with other
shareholders.

    WE RESERVE THE RIGHT TO CHANGE ANY OF OUR POLICIES, PRACTICES AND PROCEDURES
DESCRIBED IN THIS PROSPECTUS, INCLUDING THE STATEMENT OF ADDITIONAL INFORMATION,
WITHOUT  SHAREHOLDER  APPROVAL  EXCEPT  IN  THOSE  INSTANCES  WHERE  SHAREHOLDER
APPROVAL IS EXPRESSLY REQUIRED.


28   ADDITIONAL INFORMATION YOU SHOULD KNOW       AMERICAN CENTURY INVESTMENTS


                                     NOTES


PROSPECTUS                                                       NOTES       29


P.O. BOX 419200 
KANSAS CITY, MISSOURI 
64141-6200

PERSON-TO-PERSON ASSISTANCE:  
1-800-345-2021 OR 816-531-5575

AUTOMATED INFORMATION LINE:  
1-800-345-8765

TELECOMMUNICATIONS DEVICE FOR THE DEAF:   
1-800-634-4113 OR 816-444-3485

FAX: 816-340-7962

WWW.AMERICANCENTURY.COM


                        [american century logo(reg.sm)]
                                    American
                                Century(reg.tm)


9807           [recycled logo]
SH-BKT-11946      Recycled
<PAGE>
                                   PROSPECTUS

                        [american century logo(reg.sm)]
                                    American
                                Century(reg.tm)

                                 JULY 30, 1998


                                   AMERICAN
                                    CENTURY
                                     GROUP

                               Real Estate Fund

INVESTOR CLASS


                         AMERICAN CENTURY INVESTMENTS
                                FAMILY OF FUNDS

    American  Century  Investments  offers you nearly 70 fund  choices  covering
stocks, bonds, money markets,  specialty investments and blended portfolios.  To
help you find the funds that may meet your investment  needs,  American  Century
funds  have  been  divided  into  three  groups  based on  investment  style and
objectives. These groups, which appear below, are designed to help simplify your
fund decisions.

                        AMERICAN CENTURY INVESTMENTS
- -------------------------------------------------------------------------------
    Benham Group               American Century           Twentieth Century
                                    Group                      Group
- -------------------------------------------------------------------------------
   MONEY MARKET FUNDS         ASSET ALLOCATION &           GROWTH FUNDS
 GOVERNMENT BOND FUNDS          BALANCED FUNDS          INTERNATIONAL FUNDS
 DIVERSIFIED BOND FUNDS   CONSERVATIVE EQUITY FUNDS
  MUNICIPAL BOND FUNDS         SPECIALTY FUNDS
- -------------------------------------------------------------------------------
                              Real Estate Fund


                                   PROSPECTUS

                                 JULY 30, 1998

                               Real Estate Fund

                                INVESTOR CLASS

                   AMERICAN CENTURY CAPITAL PORTFOLIOS, INC.

    American  Century  Capital  Portfolios,  Inc. is a part of American  Century
Investments,  a family of funds that  includes  nearly 70 no-load  mutual  funds
covering a variety of investment opportunities. The American Century Real Estate
Fund is described in this Prospectus. Its investment objective is listed on page
2 of this Prospectus. The other funds are described in separate prospectuses.

    Through its Investor Class of shares,  American  Century offers  investors a
full  line  of  no-load  funds,  investments  that  have  no  sales  charges  or
commissions.

    This Prospectus  gives you  information  about the fund that you should know
before investing. Please read this Prospectus carefully and retain it for future
reference.  Additional  information  is included in the  Statement of Additional
Information  dated July 30,  1998,  and filed with the  Securities  and Exchange
Commission.  It is incorporated  into this Prospectus by reference.  To obtain a
copy without charge, call or write:

                         AMERICAN CENTURY INVESTMENTS
                      4500 Main Street * P.O. Box 419200
               Kansas City, Missouri 64141-6200 * 1-800-345-2021
                       International calls: 816-531-5575
                    Telecommunications Device for the Deaf:
                  1-800-634-4113 * In Missouri: 816-444-3485
                            www.americancentury.com

    Additional  information,  including  this  Prospectus  and the  Statement of
Additional Information,  may be obtained by accessing the Web site maintained by
the SEC (www.sec.gov).

THESE  SECURITIES  HAVE NOT BEEN APPROVED OR  DISAPPROVED  BY THE SECURITIES AND
EXCHANGE COMMISSION OR ANY STATE SECURITIES  COMMISSION,  NOR HAS THE SECURITIES
AND  EXCHANGE  COMMISSION  OR ANY STATE  SECURITIES  COMMISSION  PASSED UPON THE
ACCURACY OR ADEQUACY OF THIS PROSPECTUS. ANY REPRESENTATION TO THE CONTRARY IS A
CRIMINAL OFFENSE.


PROSPECTUS                                                                     1


                       INVESTMENT OBJECTIVE OF THE FUND

AMERICAN CENTURY REAL ESTATE FUND

    The investment  objective of American  Century Real Estate Fund is long-term
capital appreciation. Current income is a secondary objective. The fund seeks to
achieve its objective by investing primarily in securities issued by real estate
investment  trusts  and in the  securities  of  companies  that are  principally
engaged in the real estate industry.

  There is no assurance that the fund will achieve its investment objective.

NO  PERSON  IS  AUTHORIZED  BY THE  FUNDS  TO GIVE ANY  INFORMATION  OR MAKE ANY
REPRESENTATION OTHER THAN THOSE CONTAINED IN THIS PROSPECTUS OR IN OTHER PRINTED
OR WRITTEN MATERIAL ISSUED BY OR ON BEHALF OF THE FUNDS, AND YOU SHOULD NOT RELY
ON ANY OTHER INFORMATION OR REPRESENTATION.


2   INVESTMENT OBJECTIVE                           AMERICAN CENTURY INVESTMENTS


                               TABLE OF CONTENTS

Investment Objective of the Fund ..........................................    2
Transaction and Operating Expense Table ...................................    4
Financial Highlights ......................................................    5

INFORMATION REGARDING THE FUND
Investment Policies of the Fund ...........................................    6
   Investment Objective ...................................................    6
   Investment Strategy ....................................................    6
   Investments in Real Estate .............................................    6
   Investment Philosophy ..................................................    7
Other Investment Practices, Their Characteristics
   and Risks ..............................................................    8
   U.S. Fixed Income Securities ...........................................    8
   Diversification ........................................................    8
   When-Issued Securities .................................................    8
   Rule 144A Securities ...................................................    9
   Borrowing ..............................................................    9
   Portfolio Turnover .....................................................    9
   Repurchase Agreements ..................................................    9
   Futures and Options ....................................................   10
   Investments in Companies With Limited
      Operating Histories .................................................   10
Performance Advertising ...................................................   10

HOW TO INVEST WITH AMERICAN CENTURY INVESTMENTS
American Century Investments ..............................................   12
Investing in American Century .............................................   12
How to Open an Account ....................................................   12
           By Mail ........................................................   12
           By Wire ........................................................   12
           By Exchange ....................................................   13
           In Person ......................................................   13
      Subsequent Investments ..............................................   13
           By Mail ........................................................   13
           By Telephone ...................................................   13
           By Online Access ...............................................   13
           By Wire ........................................................   13
           In Person ......................................................   13
      Automatic Investment Plan ...........................................   13
 How to Exchange From One Account to Another ..............................   13
           By Mail ........................................................   14
           By Telephone ...................................................   14
           By Online Access ...............................................   14
 How to Redeem Shares .....................................................   14
           By Mail ........................................................   14
           By Telephone ...................................................   14
           By Check-A-Month ...............................................   14
           Other Automatic Redemptions ....................................   14
      Redemption Proceeds .................................................   14
           By Check .......................................................   14
           By Wire and ACH ................................................   14
      Special Requirements for Large Redemptions ..........................   15
      Redemption of Shares in Low-Balance Accounts ........................   15
 Signature Guarantee ......................................................   15
 Special Shareholder Services .............................................   15
           Automated Information Line .....................................   15
           Online Account Access ..........................................   16
           Open Order Service .............................................   16
           Tax-Qualified Retirement Plans .................................   16
 Important Policies Regarding Your Investments ............................   16
 Reports to Shareholders ..................................................   17
Employer-Sponsored Retirement Plans and
   Institutional Accounts .................................................   17

ADDITIONAL INFORMATION YOU SHOULD KNOW
Share Price ...............................................................   19
   When Share Price Is Determined .........................................   19
   How Share Price Is Determined ..........................................   19
   Where to Find Information About Share Price ............................   20
Distributions .............................................................   20
Taxes .....................................................................   20
   Tax-Deferred Accounts ..................................................   20
   Taxable Accounts .......................................................   20
Management ................................................................   22
   Investment Management ..................................................   22
   Performance History of the Subadvisor ..................................   23
   Performance Highlights .................................................   24
   Code of Ethics .........................................................   25
   Transfer and Administrative Services ...................................   25
   Year 2000 Issues .......................................................   25
Distribution of Fund Shares ...............................................   26
Further Information About American Century ................................   26


PROSPECTUS                                               TABLE OF CONTENTS   3


                    TRANSACTION AND OPERATING EXPENSE TABLE

 SHAREHOLDER TRANSACTION EXPENSES:

Maximum Sales Load Imposed on Purchases ............................  none
Maximum Sales Load Imposed on Reinvested Dividends .................  none
Deferred Sales Load ................................................  none
Redemption Fee(1) ..................................................  none
Exchange Fee .......................................................  none

ANNUAL FUND OPERATING EXPENSES (as a percentage of net assets):

Management Fees(2) .................................................  1.20%
12b-1 Fees .........................................................  none
Other Expenses(3) ..................................................  0.00%
Total Fund Operating Expenses ......................................  1.20%

EXAMPLE:
You would pay the following expenses on a                1 year        $12
$1,000 investment, assuming a 5% annual return and       3 years        38
redemption at the end of each time period:               5 years        66

                                                        10 years       145

(1) Redemption proceeds sent by wire are subject to a $10 processing fee.

(2) A  portion  of the  management  fee  may be paid by the  fund's  manager  to
    unaffiliated  third  parties who provide  recordkeeping  and  administrative
    services  that would  otherwise be performed by an affiliate of the manager.
    See "Management - Transfer and Administrative Services," page 25.

(3) Other expenses, which include the fees and expenses (including legal counsel
    fees) of those directors who are not "interested  persons" as defined in the
    Investment  Company  Act, are expected to be less than 0.01 of 1% of average
    net assets for the next fiscal year.

    The purpose of this table is to help you  understand  the various  costs and
expenses  that you,  as a  shareholder,  will bear  directly  or  indirectly  in
connection with an investment in the class of shares of the fund offered by this
Prospectus.  The example set forth above assumes  reinvestment  of all dividends
and  distributions and uses a 5% annual rate of return as required by Securities
and Exchange Commission regulations.

    NEITHER  THE 5% RATE OF  RETURN  NOR THE  EXPENSES  SHOWN  ABOVE  SHOULD  BE
CONSIDERED  INDICATIONS OF PAST OR FUTURE  RETURNS AND EXPENSES.  ACTUAL RETURNS
AND EXPENSES MAY BE GREATER OR LESS THAN THOSE SHOWN.

    The shares offered by this  Prospectus are Investor Class shares and have no
up-front or deferred sales charges,  commissions, or 12b-1 fees. The fund offers
two other classes of shares,  primarily to  institutional  investors,  that have
different fee  structures  than the Investor  Class.  The  difference in the fee
structures  among the classes is the result of their separate  arrangements  for
shareholder  and  distribution  services and not the result of any difference in
amounts  charged  by  the  manager  for  core  investment   advisory   services.
Accordingly,  the core  investment  advisory  expenses  do not vary by class.  A
difference in fees will result in different  performance  for the other classes.
For additional  information about the various classes,  see "Further Information
About American Century," page 26.


4   TRANSACTION AND OPERATING EXPENSE TABLE        AMERICAN CENTURY INVESTMENTS

<TABLE>
<CAPTION>
                             FINANCIAL HIGHLIGHTS

                               REAL ESTATE FUND

  The Financial Highlights for each of the periods presented has been audited by
Deloitte & Touche LLP, independent auditors, whose report thereon appears in the
fund's annual report,  which is  incorporated by reference into the Statement of
Additional  Information.  The  annual  report  contains  additional  performance
information  and will be made  available  upon request and without  charge.  The
information  presented  is for a share  outstanding  throughout  the years ended
October 31, except as noted.

                                                           1998(1)                1997             1996             1995(2)

PER-SHARE DATA

<S>                                                     <C>                  <C>                <C>             <C>          
Net Asset Value, Beginning of Period ................   $       16.06        $       12.29      $        9.82   $       10.00
                                                        -------------        -------------      -------------   -------------
Income From Investment Operations

   Net Investment Income ............................            0.25(3)              0.67(3)            0.55            0.07

   Net Realized and Unrealized Gain
(Loss)
      on Investment Transactions ....................            0.26                 4.13               2.27           (0.25)
                                                        -------------        -------------      -------------   -------------
   Total From Investment Operations .................            0.51                 4.80               2.82           (0.18)
                                                        -------------        -------------      -------------   -------------
Distributions

   From Net Investment Income .......................           (0.18)               (0.48)             (0.35)           --

   From Net Realized Gains on Investment Transactions           (0.27)               (0.55)              --              --
                                                        -------------        -------------      -------------   -------------
   Total Distributions ..............................           (0.45)               (1.03)             (0.35)           --
                                                        -------------        -------------      -------------   -------------
Net Asset Value, End of Period ......................   $       16.12        $       16.06      $       12.29   $        9.82
                                                        =============        =============      =============   =============
   Total Return(4) ..................................            3.26%               40.69%             29.28%          (1.80)%


RATIOS/SUPPLEMENTAL DATA

Ratio of Operating Expenses to Average Net Assets ...            1.15%(5)             1.17%              1.00%           1.50%(5)

Ratio of Operating Expenses to Average Net
Assets
   (before expense waivers and reimbursements)(6) ...            1.20%(5)             1.82%              6.83%          14.83%(5)

Ratio of Net Investment Income to Average Net Assets             3.75%(5)             4.48%              5.84%           6.66%(5)

Ratio of Net Investment Income to Average Net
Assets
   (before expense waivers and reimbursements)(6) ...            3.70%(5)             3.84%              0.01%     (6.67)%(5)

Portfolio Turnover Rate .............................              28%                  69%                86%           --

Average Commission Paid per Share of
   Equity Security Traded ...........................   $      0.0534        $      0.0528      $      0.0545            --

Net Assets, End of Period (in thousands) ............   $     135,922        $      76,932      $       7,209   $       2,983
</TABLE>

(1) Five month  period  ended  March 31,  1998.  The fund's  fiscal year end was
    changed  from  October  31 to  March 31  resulting  in a five  month  annual
    reporting period.

(2) September 21, 1995 (inception) through October 31, 1995.

(3) Computed using average shares outstanding throughout the period.

(4) Total  return   assumes   reinvestment   of  dividends   and  capital  gains
    distributions,  if any. Total returns for periods less than one year are not
    annualized.

(5) Annualized.

(6) During the  periods  ended  October  31, 1996 and October 31, 1995 and for a
    portion of the period ended October 31, 1997, the manager voluntarily agreed
    to waive its management fee and reimburse  certain expenses  incurred by the
    fund and prior to the unified  management fee structure,  effective June 13,
    1997, the custodian offset part of its fees for balance credits given to the
    fund.  During the period ended March 31, 1998, a portion of the  subadvisory
    fee, which is paid for subadvisory services, was waived.

PROSPECTUS                                              FINANCIAL HIGHLIGHTS   5


                        INFORMATION REGARDING THE FUND

INVESTMENT POLICIES OF THE FUND

    The fund has adopted certain  investment  restrictions that are set forth in
the  Statement of Additional  Information.  Those  restrictions,  as well as the
investment  objective of the fund identified on page 2 of this  Prospectus,  and
any other investment  policies designated as "fundamental" in this Prospectus or
in  the  Statement  of  Additional   Information,   cannot  be  changed  without
shareholder  approval.  The fund has implemented  additional investment policies
and  practices  to  guide  its  activities  in the  pursuit  of  its  investment
objective.  These policies and practices,  which are described  throughout  this
Prospectus,  are not  designated  as  fundamental  policies  and may be  changed
without shareholder approval.

INVESTMENT OBJECTIVE

    The fund's primary investment  objective is long-term capital  appreciation.
Current income is a secondary objective. The fund seeks to achieve its objective
by investing primarily in securities issued by real estate investment trusts and
in the securities of companies that are  principally  engaged in the real estate
industry.  There can be no assurance  that the fund will achieve its  investment
objective.

INVESTMENT STRATEGY

    Under normal conditions,  the fund will invest no less than 80% of its total
assets in equity  securities of companies that are real estate investment trusts
(REITs)  or  are  principally  engaged  in  the  real  estate  industry.  Equity
securities include common stock, preferred stock and securities convertible into
common stock.  A company will be considered  to be  "principally  engaged in the
real  estate  industry"  if,  in the  opinion  of the  manager,  at the time its
securities  are  purchased by the fund, at least 50% of its revenues or at least
50% of the  market  value  of  its  assets  is  attributable  to the  ownership,
construction,  management or sale of residential,  commercial or industrial real
estate.  Companies  principally engaged in the real estate industry may include,
among others, equity REITs and real estate master limited partnerships, mortgage
REITs, and real estate brokers and developers. See "Investments in Real Estate,"
this page.

    The fund also may invest up to 20% of its total assets in other  securities.
Other securities may include debt securities and equity  securities of companies
not principally  engaged in the real estate  industry.  (See "U.S.  Fixed Income
Securities," page 8.)

    REITs pool investor funds for investment  primarily in income producing real
estate or real estate related loans or interests.  A REIT is not taxed on income
distributed to shareholders if it complies with various requirements relating to
its organization,  ownership, assets and income and with the requirement that it
distribute to its  shareholders  at least 95% of its taxable  income (other than
net capital gains) for each taxable year.  REITs  generally can be classified as
equity REITs,  mortgage REITs and hybrid REITs. Equity REITs invest the majority
of their assets directly in real property and derive their income primarily from
rents.  Equity REITs also can realize capital gains by selling property that has
appreciated in value. Mortgage REITs invest the majority of their assets in real
estate  mortgages  and derive their income  primarily  from  interest  payments.
Hybrid  REITs  combine the  characteristics  of both equity  REITs and  mortgage
REITs.

INVESTMENTS IN REAL ESTATE

    The fund may be subject to certain  risks similar to those  associated  with
the direct  ownership of real estate because of its policy of  concentration  in
the securities of REITs and companies that are  principally  engaged in the real
estate  industry.  The risks of direct  ownership of real estate include:  risks
related to general,  regional and local economic  conditions and fluctuations in
interest rates;  overbuilding and increased  competition;  increases in property
taxes  and  operating  expenses;   changes  in  zoning  laws;  heavy  cash  flow
dependency;  possible  lack of  availability  of mortgage  funds;  losses due to
natural disasters;  regulatory limitations on rents; variations in market rental
rates;  and changes in  neighborhood  values.  In  addition,  the fund may incur
losses due to environmental problems. If


6   INFORMATION REGARDING THE FUND                  AMERICAN CENTURY INVESTMENTS


there is  historic  contamination  at a site,  the  current  owner is one of the
parties that may be responsible for clean-up costs.

    Equity  REITs may be  affected  by  changes  in the value of the  underlying
property owned by the trusts, while mortgage REITs may be affected by default or
payment  problems  relating  to  underlying  mortgages,  the  quality  of credit
extended and self-liquidation  provisions by which mortgages held may be paid in
full and  distributions  of capital returns may be made at any time.  Equity and
mortgage  REITs  are  dependent  upon the skill of their  individual  management
personnel and generally are not  diversified.  In addition,  equity and mortgage
REITs  could  be   adversely   affected  by  failure  to  qualify  for  tax-free
pass-through  of income under the Internal  Revenue Code,  or to maintain  their
exemptions from registration  under the Investment  Company Act. By investing in
REITs  indirectly  through  the  fund,  a  shareholder  will  bear  not  only  a
proportionate  share of the expenses of the fund, but also  indirectly,  similar
expenses of the REITs, including compensation of management.

    To  the  extent  the  fund  is  invested  in  debt   securities   (including
asset-backed  securities) or mortgage  REITs,  it will be subject to credit risk
and interest rate risk. Credit risk relates to the ability of the issuer to meet
interest  and  principal  payments  when due.  Interest  rate risk refers to the
fluctuations in the net asset value of any portfolio of fixed income  securities
resulting  solely from the inverse  relationship  between the price and yield of
fixed  income  securities;  that is,  when  interest  rates  rise,  bond  prices
generally fall and, conversely,  when interest rates fall, bond prices generally
rise. In general,  bonds with longer  maturities  are more sensitive to interest
rate changes than bonds with shorter maturities.

    The fund, as a non-diversified  investment company,  may invest in a smaller
number of individual issuers than a diversified  investment company.  Therefore,
an investment in the fund may present greater risk and volatility to an investor
than an investment in a diversified investment company.

INVESTMENT PHILOSOPHY

    The  investment  philosophy  of the fund is  premised  upon the belief  that
successful  investing in real estate securities  requires in-depth  knowledge of
the securities  market and a complete  understanding of the factors  influencing
the  performance  of real estate  assets.  The fund strives to provide  superior
performance  via  investment  in a select group of real estate  securities  with
strong cash flow growth  potential  and,  therefore,  the capacity for sustained
dividend increases.

    The  fund's  approach  is  initially  driven  by  an  internally   generated
systematic  assessment of changing real estate  markets,  an important  input to
sound investment  decisions.  The subadvisor tracks economic conditions and real
estate market  performance in major  metropolitan  areas and screens  markets to
identify areas of risk and opportunity,  and will focus  investment  activity in
property types and geographic areas it identifies as growth sectors.

    This fundamental  approach focuses on identifying  changes in property level
net  operating  income  and the  impact on the  ultimate  stock  performance  of
individual  REITs.  It requires  extensive  local  research on property  markets
across the United States,  direct inspection of individual  property assets, and
familiarity  with  company   management  and  operating   strategies.   Rigorous
securities  analyses are performed to identify  investments  with  unappreciated
potential to produce superior,  long-term returns.  Strategic sector allocations
are  directed by the  subadvisor's  Strategic  Investment  Committee,  which has
become  increasingly  more  important  as sectors  have grown and as  attractive
companies have emerged in each major sector.

    This  approach  can be broken down into three  areas.  First,  it involves a
macroeconomic  review  of  supply-demand  characteristics  and the  outlook  for
economic growth within specific  markets.  Next, it involves a top-down analysis
of the  relative  pricing of real  estate  securities.  Finally,  a  fundamental
analysis of each REIT portfolio on a  property-by-property  basis coupled with a
review of the  company's  management  depth,  financial  structure  and business
strategy is performed.

    In managing  the fund,  the  subadvisor  uses a  nationwide  network of real
estate  professionals  employed by RREEF America  L.L.C.  and its  affiliates to
assist in  evaluating  and  monitoring  properties  held by public  REITs.  (See
"Investment Management," page 22.)


PROSPECTUS                                    INFORMATION REGARDING THE FUND   7


OTHER INVESTMENT PRACTICES, THEIR CHARACTERISTICS
AND RISKS

    For additional information,  see "Investment  Restrictions" in the Statement
of Additional Information.

U.S. FIXED INCOME SECURITIES

    The fund may invest in fixed income  securities for income or as a defensive
strategy when the manager believes adverse economic or market  conditions exist.
As a  temporary  defensive  strategy,  the manager may invest part or all of the
fund's assets in debt securities. Fixed income securities are affected primarily
by changes in interest rates.  The prices of these  securities tend to rise when
interest rates fall, and  conversely  fall when interest rates rise.  Generally,
the  debt  securities  in  which  the  fund  may  invest  are  investment  grade
securities.  These are securities  rated in the four highest grades  assigned by
Moody's Investors Service, Inc. or Standard and Poor's Corporation,  or that are
unrated but deemed to be of comparable quality by the manager. For a description
of  fixed  income  securities  ratings,  see "An  Explanation  of  Fixed  Income
Securities Ratings" in the Statement of Additional Information.

    Securities   rated  in  the  lowest   investment-grade   category  may  have
speculative   characteristics.   Changes  in   economic   conditions   or  other
circumstances  are more likely to lead to a weakened  capacity to make principal
and interest  payments  than is the case for  higher-grade  bonds.  The fund may
invest in securities  below investment grade although the fund will not purchase
such bonds if such  investment  would cause more than 5% of its net assets to be
so invested. Such bonds are considered speculative. In the event a debt security
held by the  fund is  downgraded  to  below  investment  grade,  the fund is not
automatically  required to sell the issue, but the manager will consider this in
determining  whether to hold the security.  However,  if such a downgrade  would
cause  more  than 5% of net  assets  to be  invested  in debt  securities  below
investment  grade,  sales  will be made as soon as  practicable  to  reduce  the
proportion of debt below  investment grade to 5% of net assets or less. When the
manager  believes that economic or market  conditions  require a more  defensive
strategy,  the fund's assets may be invested without  limitation in cash or cash
equivalents such as obligations issued or guaranteed by the U.S. government, its
agencies and/or instrumentalities or high-quality  money-market instruments such
as notes, certificates of deposit or bankers' acceptances.

DIVERSIFICATION

    The fund is classified as a  "non-diversified"  investment company under the
Investment  Company  Act of 1940,  which  means the fund is not  limited  by the
Investment  Company Act in the  proportion of its assets that may be invested in
the  securities  of a single  issuer.  However,  the fund intends to conduct its
operations  so as to qualify as a regulated  investment  company for purposes of
the Internal Revenue Code, so that it will not be subject to U.S. federal income
tax  on  income  and  capital  gains   distributions   to   shareholders.   (See
"Distributions,"  page 20, and  "Taxes,"  page 20.) To so  qualify,  among other
requirements,  the fund will limit its investments so that, at the close of each
quarter of the taxable  year,  (i) not more than 25% of the market  value of the
fund's total assets will be invested in the securities of a single  issuer,  and
(ii) with respect to 50% of the market value of its total assets,  not more than
5% of the market value of its total assets will be invested in the securities of
a single  issuer,  and the fund  will not own more  than 10% of the  outstanding
voting securities of a single issuer. The fund's investments in U.S.  government
securities are not subject to these limitations.

WHEN-ISSUED SECURITIES

    The fund may  purchase  new  issues of  securities  on a  when-issued  basis
without limit when, in the opinion of  management,  such  purchases will further
the investment  objectives of the fund.  The price of when-issued  securities is
established  at the time the  commitment  to purchase  is made.  Delivery of and
payment for these securities  typically occur 15 to 45 days after the commitment
to purchase. Market rates of interest on debt securities at the time of delivery
may be higher or lower  than those  contracted  for on  when-issued  securities.
Accordingly,  the value of a when-issued security may decline prior to delivery,
which  could  result in a loss to the  fund.  The fund  will  segregate  cash or
appropriate  liquid  assets  in an  amount  at least  equal  to the  when-issued
commitments. No income will accrue to the fund prior to delivery.


8   INFORMATION REGARDING THE FUND                  AMERICAN CENTURY INVESTMENTS


RULE 144A SECURITIES

    The fund may,  from time to time,  purchase Rule 144A  securities  when they
present  attractive  investment  opportunities  that  otherwise  meet the fund's
criteria for selection.  Rule 144A  securities are securities that are privately
placed with and traded  among  qualified  institutional  buyers  rather than the
general  public.  Although  Rule  144A  securities  are  considered  "restricted
securities," they are not necessarily illiquid.

    With respect to securities eligible for resale under Rule 144A, the staff of
the SEC has taken the  position  that the  liquidity of such  securities  in the
portfolio of a fund offering redeemable securities is a question of fact for the
Board  of  Directors  to  determine,  such  determination  to be  based  upon  a
consideration  of the readily  available  trading  markets and the review of any
contractual  restrictions.  The staff also  acknowledges  that,  while the Board
retains ultimate  responsibility,  it may delegate this function to the manager.
Accordingly, the Board has established guidelines and procedures for determining
the liquidity of Rule 144A securities and has delegated the day-to-day  function
of determining the liquidity of Rule 144A  securities to the manager.  The Board
retains the  responsibility to monitor the  implementation of the guidelines and
procedures it has adopted.

    Because  the  secondary  market  for such  securities  is limited to certain
qualified  institutional buyers, the liquidity of such securities may be limited
accordingly  and the fund may, from time to time, hold a Rule 144A security that
is illiquid.  In such an event,  the fund's  manager will  consider  appropriate
remedies to minimize the effect on the fund's liquidity. The fund may not invest
more than 15% of its assets in illiquid  securities  (securities that may not be
sold within seven days at  approximately  the price used in determining  the net
asset value of fund shares).

BORROWING

    The  fund's  investment  restrictions  allow the fund to borrow  money,  for
temporary or emergency purposes (not for leveraging or investment), in an amount
not exceeding 33-1/3% of the fund's total assets (including the amount borrowed)
less liabilities (other than borrowings).

PORTFOLIO TURNOVER

    The  total  portfolio  turnover  rate of the fund is shown in the  Financial
Highlights tables of the Prospectus.

    Investment  decisions  to  purchase  and sell  securities  are  based on the
anticipated  contribution  of the security in question to the fund's  investment
objective.  The  manager  believes  that  the  rate  of  portfolio  turnover  is
irrelevant when it or the subadvisor  determines a change is in order to achieve
its objective and,  accordingly,  the annual  portfolio  turnover rate cannot be
anticipated.

    The  portfolio  turnover  of the fund may be higher  than  other  investment
companies with similar  investment  objectives.  Higher  turnover would generate
correspondingly  greater  brokerage  commissions  that the fund  pays  directly.
Higher  portfolio  turnover also may increase the likelihood of realized capital
gains, if any, distributed by the fund. See "Taxes," page 20.

REPURCHASE AGREEMENTS

    The fund may enter into repurchase agreements when such transactions present
an attractive  short-term return on cash that is not otherwise  committed to the
purchase of securities pursuant to its investment policies.

    A  repurchase  agreement  occurs  when,  at the time the fund  purchases  an
interest-bearing  obligation,  the  seller (a bank or  broker-dealer  registered
under  the  Securities  Exchange  Act of  1934)  agrees  to  repurchase  it on a
specified  date in the future at an agreed  upon  price.  The  repurchase  price
reflects  an  agreed-upon  interest  rate  during the time the  fund's  money is
invested in the security.

    Because the  security  purchased  constitutes  security  for the  repurchase
obligation,  a repurchase  agreement can be considered a loan  collateralized by
the security purchased.  The fund's risk is the ability of the seller to pay the
agreed-upon repurchase price on the repurchase date. If the seller defaults, the
fund may incur costs in  disposing  of the  collateral,  which would  reduce the
amount realized  thereon.  If the seller seeks relief under the bankruptcy laws,
the  disposition of the collateral may be delayed or limited.  To the extent the
value of the security decreases, the fund could experience a loss.

    The fund will limit repurchase  agreement  transactions to securities issued
by the U.S. government, its


PROSPECTUS                                    INFORMATION REGARDING THE FUND   9


agencies and instrumentalities, and will enter into such transactions with those
banks and securities  dealers who are deemed  creditworthy  pursuant to criteria
adopted by the fund's Board of Directors.

    The fund will invest no more than 15% of its assets in repurchase agreements
maturing in more than seven days.

FUTURES AND OPTIONS

    The fund may invest in financial  futures  contracts and options thereon.  A
financial  futures  contract  is an  agreement  to take or  make  delivery  of a
financial  asset or an amount of cash, as specified in the applicable  contract,
at some time in the future.  The value of the asset or cash to be  delivered  at
the end of the contract period is calculated  based upon the difference in value
between  the  making of the  contract  and the end of the  contract  period of a
financial index, indicator or security underlying the futures contract.

    Rather  than  actually  purchasing  a  financial  asset  (e.g.,  a long-  or
short-term  treasury security) or all of the securities  contained in a specific
index (e.g., the S&P 500), the manager may choose to purchase a futures contract
that  reflects the value of such  securities or index.  For example,  an S&P 500
futures  contract  reflects the value of the underlying  companies that comprise
the S&P 500 Composite  Stock Price Index.  If the aggregate  market value of the
index securities increases or decreases during the contract period of an S&P 500
futures  contract,  the amount of cash to be paid to the contract  holder at the
end of the period would  correspondingly  increase or decrease. As a result, the
manager  is able to expose to the  market  cash that is held by the fund to meet
anticipated redemptions or for future investment opportunities.  Because futures
contracts  generally settle more quickly than their underlying  securities,  the
manager  believes that the use of futures and options thereon allows the fund to
be fully invested while maintaining the needed liquidity.

    The fund will not  purchase  leveraged  futures.  When a fund  enters into a
futures  contract,  it  must  make  a  deposit  of  cash  or  high-quality  debt
securities,  known as "initial  margin," as partial security for its performance
under the  contract.  As the value of the  contract  fluctuates,  a party to the
contract may be required to make additional margin payments, known as "variation
margin," to cover a portion of such  fluctuation.  A fund will segregate cash or
appropriate  liquid assets in an amount equal to the fund's  payment  obligation
under the futures contract,  less any initial or variation  margin.  For options
sold, a fund will segregate cash or appropriate liquid assets equal to the value
of the securities underlying the option unless the option is otherwise covered.

INVESTMENTS IN COMPANIES WITH LIMITED  OPERATING HISTORIES

    The fund may invest in the  securities  of issuers  with  limited  operating
histories.  The manager  considers an issuer to have a limited operating history
if that issuer has a record of less than three years of continuous operation.

    Investments  in securities of issuers with limited  operating  histories may
involve greater risks than investments in securities of more mature issuers.  By
their nature,  such issuers  present limited  operating  histories and financial
information upon which the manager may base its investment decision on behalf of
the fund. In addition,  financial and other information  regarding such issuers,
when available, may be incomplete or inaccurate.

    The fund will not invest more than 5% of its total assets in the  securities
of issuers  with less than a  three-year  operating  history.  The manager  will
consider periods of capital formation,  incubation,  consolidation, and research
and development in determining whether a particular issuer has a record of three
years of continuous operation.

PERFORMANCE ADVERTISING

    From time to time, the fund may advertise performance data. Fund performance
may be shown  by  presenting  one or more  performance  measurements,  including
cumulative total return or average annual total return.  Performance data may be
quoted separately for the Investor Class and for the other classes.

    Cumulative  total  return data is computed by  considering  all  elements of
return,  including  reinvestment  of dividends and capital gains  distributions,
over a stated  period of time.  Average  annual  total return is  determined  by
computing  the annual  compound  return over a stated  period of time that would
have produced the fund's cumulative total return over the


10   INFORMATION REGARDING THE FUND                 AMERICAN CENTURY INVESTMENTS


same period if the fund's performance had remained constant throughout.

    A  quotation  of yield  reflects  the  fund's  income  over a stated  period
expressed as a percentage of the fund's share price.

    Yields are calculated  according to accounting methods that are standardized
in  accordance  with SEC  rules  for all stock  and bond  funds.  Because  yield
accounting  methods differ from the methods used for other accounting  purposes,
the  fund's  yield may not equal the  income  paid on its  shares or the  income
reported in the fund's financial statements.

    The fund also may include in  advertisements  data comparing its performance
with the  performance  of  non-related  investment  media,  published  editorial
comments and performance rankings compiled by independent organizations (such as
Lipper  Analytical  Services),  and publications that monitor the performance of
mutual  funds.  Performance  information  may be  quoted  numerically  or may be
presented in a table, graph or other illustration. In addition, fund performance
may be  compared  to well known  indices of market  performance,  such as Morgan
Stanley REIT Index, NAREIT Equity-Less Health Care Index,  Standard & Poor's 500
Composite Stock Price Index and Wilshire REIT Only Index. The performance of the
fund also may be  compared,  on a  relative  basis,  to other  funds in our fund
family. This relative comparison, which may be based upon historical or expected
fund  performance,  volatility or other fund  characteristics,  may be presented
numerically, graphically or in text.

    All performance  information  advertised by the fund is historical in nature
and is not intended to represent or guarantee future results.  The value of fund
shares when redeemed may be more or less than their original cost.


PROSPECTUS                                   INFORMATION REGARDING THE FUND   11


                HOW TO INVEST WITH AMERICAN CENTURY INVESTMENTS

AMERICAN CENTURY INVESTMENTS

    The  fund  offered  by this  Prospectus  is a part of the  American  Century
Investments  family  of  mutual  funds.  Our  family  provides  a full  range of
investment  opportunities,  from  the  aggressive  equity  growth  funds  in our
Twentieth  Century Group,  to the fixed income funds in our Benham Group, to the
moderate risk and specialty  funds in our American  Century  Group.  Please call
1-800-345-2021  for a  brochure  or  prospectuses  for the  other  funds  in the
American Century Investments family.

    To reduce  expenses and  demonstrate  respect for our  environment,  we have
initiated a project  through which we will  eliminate  duplicate  copies of most
financial  reports and  prospectuses  to most  households  and  deliver  account
statements to most households in a single envelope,  even if they have more than
one  account.  If you would like  additional  copies of  financial  reports  and
prospectuses or separate mailing of account statements, please call us.

INVESTING IN AMERICAN CENTURY

    The following  sections  explain how to invest with American  Century funds,
including purchases, redemptions,  exchanges and special services. You will find
more detail about doing  business with us by referring to the Investor  Services
Guide that you will receive when you open an account.

    If  you  own  or  are   considering   purchasing   fund  shares  through  an
employer-sponsored  retirement  plan or through a bank,  broker-dealer  or other
financial  intermediary,  the  following  sections,  as well as the  information
contained  in our Investor  Services  Guide,  may not apply to you.  Please read
"Employer-Sponsored Retirement Plans and Institutional Accounts," page 17.

HOW TO OPEN AN ACCOUNT

    To open an account,  you must complete and sign an  application,  furnishing
your  taxpayer  identification  number.  (You also must certify  whether you are
subject to  withholding  for failing to report  income to the IRS.)  Investments
received without a certified taxpayer identification number will be returned.

    The minimum investment is $2,500 [$1,000 for IRA and Uniform Gifts/Transfers
to Minors Acts  ("UGMA/UTMA")  accounts].  These  minimums will be waived if you
establish an automatic investment plan to your account that is the equivalent of
at least $50 per month (see "Automatic  Investment  Plan," page 13). The minimum
investment  requirements may be different for some types of retirement accounts.
Call  one  of our  Investor  Services  Representatives  for  information  on our
retirement  plans,  which are  available for  individual  investors or for those
investing through their employers.

    Please note:  If you register  your account as belonging to multiple  owners
(e.g., as joint  tenants),  you must provide us with specific  authorization  on
your  application  in order for us to accept  written or telephone  instructions
from  a  single  owner.  Otherwise,  all  owners  will  have  to  agree  to  any
transactions  that involve the account  (whether the  transaction  request is in
writing or over the telephone).

    You may invest in the following ways:

BY MAIL

    Send a  completed  application  and  check or money  order  payable  in U.S.
dollars to American Century Investments.

BY WIRE

    You may make your initial  investment by wiring funds.  To do so, call us or
mail  a  completed   application  and  provide  your  bank  with  the  following
information:

o  RECEIVING BANK AND ROUTING NUMBER:
   Commerce Bank, N.A. (101000019)

o  BENEFICIARY (BNF):
   American Century Services Corporation
   4500 Main St., Kansas City, Missouri 64111

o  BENEFICIARY ACCOUNT NUMBER (BNF ACCT):
   2804918

o  REFERENCE FOR BENEFICIARY (RFB):
   American  Century  account number into which you are investing.  If more than
   one, leave blank and see Bank to Bank Information on the following page.


12 HOW TO INVEST WITH AMERICAN CENTURY INVESTMENTS AMERICAN CENTURY INVESTMENTS


o  ORIGINATOR TO BENEFICIARY (OBI):
   Name and address of owner of account into which you are investing.

o  BANK TO BANK INFORMATION
   (BBI OR FREE FORM TEXT):
    * Taxpayer identification or Social Security
      number.

    * If more than one  account,  account  numbers  and amount to be invested in
      each account.

    * Current tax year,  previous  tax year or rollover  designation  if an IRA.
      Specify  whether  traditional  IRA,  Roth  IRA,  Education  IRA,  SEP-IRA,
      SARSEP-IRA, SIMPLE Employer or SIMPLE Employee.

BY EXCHANGE

    Call 1-800-345-2021 from 7 a.m. to 7 p.m. Central time to get information on
opening an account by exchanging from another American Century account. See this
page for more information on exchanges.

IN PERSON

    If you prefer to work with a representative  in person,  please visit one of
our Investor Centers, located at:

    4500 Main Street 
    Kansas City, Missouri  64111

    4917 Town Center Drive 
    Leawood, Kansas  66211

    1665 Charleston Road 
    Mountain View, California  94043

    2000 S. Colorado Blvd. 
    Denver, Colorado  80222

SUBSEQUENT INVESTMENTS

    Subsequent  investments  may  be  made  by an  automatic  bank,  payroll  or
government direct deposit (see "Automatic Investment Plan," this page) or by any
of  the  methods  below.  The  minimum  investment  requirement  for  subsequent
investments is $250 for checks submitted  without the investment slip portion of
a previous  statement or confirmation  and $50 for all other types of subsequent
investments.

BY MAIL

    When making subsequent  investments,  enclose your check with the investment
slip portion of a previous statement or confirmation.  If the investment slip is
not available, indicate your name, address and account number on your check or a
separate  piece of paper.  (Please  be aware  that the  investment  minimum  for
subsequent investments is higher without an investment slip.)

BY TELEPHONE

    Upon  completion of your  application and once your account is open, you may
make investments by telephone.  You may call an Investor Services Representative
or use our Automated Information Line.

BY ONLINE ACCESS

    Upon  completion of your  application and once your account is open, you may
make investments online.

BY WIRE

    You may make  subsequent  investments  by  wire.  Follow  the wire  transfer
instructions on page 12 and indicate your account number.

IN PERSON

    You  may  make  subsequent  investments  in  person  at one of our  Investor
Centers. The locations of our Investor Centers are listed on this page.

AUTOMATIC INVESTMENT PLAN

    By   completing   the   application   and   electing  to  make   investments
automatically,  we will draw on your bank account  regularly.  Such  investments
must be at least  the  equivalent  of $50 per  month.  You also  may  choose  an
automatic  payroll or government  direct deposit.  If you are establishing a new
account,  check  the  appropriate  box  under  "Automatic  Investments"  on your
application  to  receive  more  information.  If you would  like to add a direct
deposit  to an  existing  account,  please  call  one of our  Investor  Services
Representatives.

HOW TO EXCHANGE FROM ONE ACCOUNT TO ANOTHER

    As long as you meet any minimum  investment  requirements,  you may exchange
your fund  shares to our other  funds up to six times per year per  account.  An
exchange  request  will be  processed as of the same day it is received if it is
received  before the fund's net asset  values is  calculated,  which is one hour
prior to the  close of the New York  Stock  Exchange  for  funds  issued  by the
American Century Target Maturities


PROSPECTUS                  HOW TO INVEST WITH AMERICAN CENTURY INVESTMENTS   13


Trust and at the close of the  Exchange  for all of our other  funds.  See "When
Share Price Is Determined," page 19.

    For any single exchange,  the shares of each fund being acquired must have a
value of at least $100.  However, we will allow investors to set up an Automatic
Exchange Plan between any two funds in the amount of at least $50 per month. See
our Investor Services Guide for further information about exchanges.

    If, in any 90-day period,  the total of your exchanges and your  redemptions
from any one account  exceeds the lesser of $250,000 or 1% of the fund's assets,
further  exchanges  will be subject to special  requirements  to comply with our
policy on large redemptions (see "Special  Requirements for Large  Redemptions,"
page 15).

BY MAIL

    You may direct us in writing  to  exchange  your  shares  from one  American
Century account to another. For additional information,  please see our Investor
Services Guide.

BY TELEPHONE

    You can make exchanges over the telephone  (either with an Investor Services
Representative  or using  our  Automated  Information  Line -- see page 15) upon
completion and receipt of your application or by calling us at 1-800-345-2021 to
get the appropriate form.

BY ONLINE ACCESS

    You can make exchanges  online.  This service is established upon completion
and receipt of your  application or by calling us at  1-800-345-2021  to get the
appropriate form.

HOW TO REDEEM SHARES

    We will  redeem or "buy back" your shares at any time.  Redemptions  will be
made at the next net asset value determined after a complete  redemption request
is received.

    Please note that a request to redeem shares in an IRA or 403(b) plan must be
accompanied  by an  executed  IRS  Form  W4-P  and a reason  for  withdrawal  as
specified by the IRS.

BY MAIL

    Your  written  instructions  to  redeem  shares  may  be  made  either  by a
redemption  form,  which we will  send you upon  request,  or by a letter to us.
Certain   redemptions   may  require  a  signature   guarantee  (see  "Signature
Guarantee," page 15).

BY TELEPHONE

    Upon  completion of your  application and once your account is open, you may
redeem your shares by calling an Investor Services Representative.

BY CHECK-A-MONTH

    If you have at least a  $10,000  balance  in your  account,  you may  redeem
shares by  Check-A-Month.  A  Check-A-Month  plan  automatically  redeems enough
shares each month to provide  you with a check in an amount you choose  (minimum
$50). To set up a Check-A-Month  plan, please call and request our Check-A-Month
brochure.

OTHER AUTOMATIC REDEMPTIONS

    If you have at least a $10,000  balance  in your  account,  you may elect to
make redemptions automatically by authorizing us to send funds to you or to your
account  at  a  bank  or  other  financial  institution.  To  set  up  automatic
redemptions, call an Investor Services Representative.

REDEMPTION PROCEEDS

    Please  note that  shortly  after a  purchase  of shares is made by check or
electronic  draft (also known as an ACH draft) from your bank, we may wait up to
15 days or longer to send  redemption  proceeds (to allow your purchase funds to
clear).  No interest is paid on the redemption  proceeds after the redemption is
processed but before your redemption proceeds are sent.

    Redemption proceeds may be sent to you in one of the following ways:

BY CHECK

    Ordinarily,  all  redemption  checks will be made payable to the  registered
owner of the shares and will be mailed only to the  address of record.  For more
information, please refer to our Investor Services Guide.

BY WIRE AND ACH

    You may authorize us to transmit  redemption  proceeds by wire or ACH. These
services will be effective 15 days after we receive the authorization.

    Your bank will usually receive wired funds within 48 hours of  transmission.
Funds transferred by ACH may be received up to seven days after transmission.


14  HOW TO INVEST WITH AMERICAN CENTURY INVESTMENTS AMERICAN CENTURY INVESTMENTS


    Wired  funds are subject to a $10 fee to cover bank wire  charges,  which is
deducted from redemption proceeds.  Once the funds are transmitted,  the time of
receipt and the funds' availability are not under our control.

SPECIAL REQUIREMENTS FOR LARGE REDEMPTIONS

    We have  elected to be governed by Rule 18f-1 under the  Investment  Company
Act,  which  obligates  the  fund to make  certain  redemptions  in  cash.  This
requirement  to  pay  redemptions  in  cash  applies  to  situations  where  one
shareholder  redeems,  during any 90-day period, up to the lesser of $250,000 or
1% of the assets of the fund. Although  redemptions in excess of this limitation
will  also  normally  be paid in  cash,  we  reserve  the  right  under  unusual
circumstances  to honor these  redemptions by making payment in whole or in part
in readily marketable securities (a "redemption-in-kind").

    If payment is made in  securities,  the  securities  will be selected by the
fund,  will be valued in the same manner as they are in computing the fund's net
asset value and will be provided without prior notice.

    If you  expect to make a large  redemption  and you would  like to avoid any
possibility of being paid in  securities,  you may do so by providing us with an
unconditional  instruction to redeem at least 15 days prior to the date on which
the  redemption  transaction  is to occur.  Receipt of your  instruction 15 days
prior to the transaction  provides the fund sufficient time to raise the cash in
an orderly manner to pay the redemption and thereby  minimizes the effect of the
redemption on the fund and its remaining shareholders.

    Despite the fund's right to redeem fund shares through a redemption-in-kind,
we do not expect to exercise  this option  unless the fund has an unusually  low
level  of cash to meet  redemptions  and/or  is  experiencing  unusually  strong
demands for its cash.  Such a demand might be caused,  for  example,  by extreme
market conditions that result in an abnormally high level of redemption requests
concentrated in a short period of time.  Absent these or similar  circumstances,
we expect  redemptions in excess of $250,000 to be paid in cash in any fund with
assets of more than $50 million if total redemptions from any one account in any
90-day period do not exceed one-half of 1% of the total assets of the fund.

REDEMPTION OF SHARES IN LOW-BALANCE ACCOUNTS

    Whenever  the  shares  held in an  account  have a value  of less  than  the
required  minimum,  a letter will be sent advising you to either bring the value
of the shares held in the account up to the minimum or to establish an automatic
investment that is the equivalent of at least $50 per month. See "How to Open An
Account,"  page 12. If action is not taken within 90 days of the letter's  date,
the shares  held in the  account  will be  redeemed  and the  proceeds  from the
redemption will be sent by check to your address of record. We reserve the right
to increase the investment minimums.

SIGNATURE GUARANTEE

    To protect  your  accounts  from fraud,  some  transactions  will  require a
signature  guarantee.  You can obtain a signature guarantee from a bank or trust
company,  credit  union,  broker-dealer,  securities  exchange  or  association,
clearing agency or savings association, as defined by federal law.

    For a more in-depth explanation of our signature guarantee policy, or if you
live outside the United  States and would like to know how to obtain a signature
guarantee, please consult our Investor Services Guide.

    We reserve the right to require a signature guarantee on any transaction, or
to change this policy at any time.

SPECIAL SHAREHOLDER SERVICES

    We offer several  services to make your account easier to manage.  These are
listed on the account application.  You will find more information about each of
these services in our Investor Services Guide.

    Our special shareholder services include:

AUTOMATED INFORMATION LINE

    We offer an Automated  Information  Line, 24 hours a day, seven days a week,
at 1-800-345-8765.  By calling the Automated Information Line, you may listen to
fund prices,  yields and total return  figures.  You also may use the  Automated
Information  Line to make  investments  into your accounts (if we have your bank
information  on file) and obtain  your  share  balance,  account  value and most
recent transactions. If you


PROSPECTUS                  HOW TO INVEST WITH AMERICAN CENTURY INVESTMENTS   15


have  authorized  us to accept  telephone  instructions,  you also may  exchange
shares from one fund to another via the Automated  Information Line.  Redemption
instructions cannot be given via the Automated Information Line.

ONLINE ACCOUNT ACCESS

    You  may   contact   us  24   hours   a  day,   seven   days  a   week,   at
www.americancentury.com  to access daily share prices,  receive updates on major
market  indices and view  historical  performance of your fund. You can use your
personal access code and Social Security number to view your account balance and
account activity, make subsequent investments from your bank account or exchange
shares from one fund to another.

OPEN ORDER SERVICE

    Through our open order  service,  you may  designate a price at which to buy
shares of a variable-priced fund by exchange from one of our money market funds,
or a price at which to sell shares of a variable-priced  fund by exchange to one
of our money market funds.  The  designated  purchase  price must be equal to or
lower, or the designated sale price equal to or higher, than the variable-priced
fund's net asset value at the time the order is placed.  If the designated price
is  met  within  90  calendar   days,  we  will  execute  your  exchange   order
automatically at that price (or better). Open orders not executed within 90 days
will be canceled.

    If the fund you have selected  deducts a distribution  from its share price,
your order  price will be  adjusted  accordingly  so the  distribution  does not
inadvertently  trigger an open order transaction on your behalf. If you close or
re-register  the  account  from which the shares are to be  redeemed,  your open
order will be canceled.

    Because of their time-sensitive nature, open order transactions are accepted
only by  telephone  or in person.  These  transactions  are  subject to exchange
limitations  described  in  each  fund's  prospectus,  except  that  orders  and
cancellations  received  before 2 p.m.  Central time are effective the same day,
and orders or cancellations received after 2 p.m. Central time are effective the
next business day.

TAX-QUALIFIED RETIREMENT PLANS

    The fund is available for your  tax-deferred  retirement plan. Call or write
us and request the appropriate forms for:

    * Individual Retirement Accounts (IRAs);

    * 403(b) plans for employees of public school
      systems and non-profit organizations; or

    * Profit sharing plans and pension plans for
      corporations and other employers.

    If your IRA and  403(b)  accounts  do not total  $10,000,  each  account  is
subject to an annual $10 fee, up to a total of $30 per year.

    You can also transfer your  tax-deferred  plan to us from another company or
custodian. Call or write us for a Request to Transfer form.

IMPORTANT POLICIES REGARDING YOUR INVESTMENTS

    Every  account is subject to policies  that could  affect  your  investment.
Please refer to the Investor  Services Guide for further  information  about the
policies discussed below, as well as further detail about the services we offer

  (1)  We reserve the right for any reason to suspend the offering of shares for
       a period of time,  or to reject any specific  purchase  order  (including
       purchases by exchange). Additionally, purchases may be refused if, in the
       opinion  of the  manager,  they  are of a size  that  would  disrupt  the
       management of the fund.

  (2)  We  reserve  the  right  to  make   changes  to  any  stated   investment
       requirements,  including  those that relate to  purchases,  transfers and
       redemptions.  In addition,  we also may alter,  add to or  terminate  any
       investor services and privileges. Any changes may affect all shareholders
       or only certain series or classes of shareholders.

  (3)  Shares  being  acquired  must be  qualified  for  sale in your  state  of
       residence.

  (4)  Transactions  requesting  a  specific  price  and date,  other  than open
       orders,  will be refused.  Once you have mailed or otherwise  transmitted
       your  transaction  instructions  to  us,  they  may  not be  modified  or
       canceled.

  (5)  If a transaction  request is made by a corporation,  partnership,  trust,
       fiduciary, agent or unincorporated association, we will require evidence


16  HOW TO INVEST WITH AMERICAN CENTURY INVESTMENTS AMERICAN CENTURY INVESTMENTS


       satisfactory to us of the authority of the individual making the request.

  (6)  We have  established  procedures  designed to assure the  authenticity of
       instructions  received by telephone.  These procedures include requesting
       personal  identification  from callers,  recording  telephone  calls, and
       providing  written   confirmations  of  telephone   transactions.   These
       procedures  are designed to protect  shareholders  from  unauthorized  or
       fraudulent  instructions.  If we do not employ  reasonable  procedures to
       confirm the genuineness of instructions, then we may be liable for losses
       due to unauthorized or fraudulent instructions. The company, its transfer
       agent  and  manager  will  not  be  responsible   for  any  loss  due  to
       instructions they reasonably believe are genuine.

  (7)  All signatures should be exactly as the name appears in the registration.
       If the owner's name appears in the  registration as Mary Elizabeth Jones,
       she should sign that way and not as Mary E. Jones.

  (8)  Unusual stock market  conditions have in the past resulted in an increase
       in  the  number  of  shareholder   telephone  calls.  If  you  experience
       difficulty  in  reaching  us  during  such  periods,  you may  send  your
       transaction instructions by mail, express mail or courier service, or you
       may visit one of our  Investor  Centers.  You also may use our  Automated
       Information  Line if you have  requested  and received an access code and
       are not attempting to redeem shares.

  (9)  If  you  fail  to  provide  us  with  the  correct   certified   taxpayer
       identification  number,  we may reduce any redemption  proceeds by $50 to
       cover the  penalty  the IRS will  impose on us for failure to report your
       correct taxpayer identification number on information reports.

 (10)  We will perform special inquiries on shareholder accounts. A research fee
       of $15 per hour may be applied.

REPORTS TO SHAREHOLDERS

    At the  end of  each  calendar  quarter,  we will  send  you a  consolidated
statement that summarizes all of your American Century  holdings,  as well as an
individual  statement  for  each  fund you own that  reflects  all  year-to-date
activity in your account.  You may request a statement of your account  activity
at any time.

    With the  exception of most  automatic  transactions,  each time you invest,
redeem,  transfer or exchange  shares,  we will send you a  confirmation  of the
transaction. See the Investor Services Guide for more detail.

    Carefully  review  all the  information  relating  to  transactions  on your
statements  and  confirmations  to ensure that your  instructions  were acted on
properly.  Please notify us immediately in writing if there is an error.  If you
fail to provide  notification  of an error  with  reasonable  promptness,  i.e.,
within 30 days of  non-automatic  transactions  or within 30 days of the date of
your consolidated quarterly statement, in the case of automatic transactions, we
will deem you to have ratified the transaction.

    No later than January 31 of each year, we will send you reports that you may
use in completing your U.S. income tax return.  See the Investor  Services Guide
for more information.

    Each year,  we will send you an annual and a semiannual  report  relating to
your fund, each of which is incorporated herein by reference.  The annual report
includes audited financial  statements and a list of portfolio  securities as of
the  fiscal  year  end.  The  semiannual  report  includes  unaudited  financial
statements  for the first six  months of the fiscal  year,  as well as a list of
portfolio  securities at the end of the period. You also will receive an updated
prospectus at least once each year.  Please read these materials  carefully,  as
they will help you better understand your fund.

EMPLOYER-SPONSORED RETIREMENT PLANS AND
INSTITUTIONAL ACCOUNTS

    Information   contained  in  our  Investor   Services   Guide   pertains  to
shareholders  who invest  directly with American  Century rather than through an
employer-sponsored retirement plan or through a financial intermediary.

    If  you  own  or  are   considering   purchasing   fund  shares  through  an
employer-sponsored retirement plan, your ability to purchase shares of the fund,
exchange them for shares of other American  Century funds,  and redeem them will
depend on the terms of your plan.

    If you  own or are  considering  purchasing  fund  shares  through  a  bank,
broker-dealer, insurance com-


PROSPECTUS                  HOW TO INVEST WITH AMERICAN CENTURY INVESTMENTS   17


pany or other  financial  intermediary,  your ability to purchase,  exchange and
redeem  shares will depend on your  agreement  with,  and the  policies of, such
financial intermediary.

    You may reach one of our Institutional  Service  Representatives  by calling
1-800-345-3533 to request information about our funds and services,  to obtain a
current  prospectus or to get answers to any questions  about our funds that you
are unable to obtain through your plan administrator or financial intermediary.


18 HOW TO INVEST WITH AMERICAN CENTURY INVESTMENTS AMERICAN CENTURY INVESTMENTS


                    ADDITIONAL INFORMATION YOU SHOULD KNOW

SHARE PRICE

WHEN SHARE PRICE IS DETERMINED

    The price of your shares is also  referred to as their net asset value.  Net
asset value is determined by  calculating  the total value of the fund's assets,
deducting  total  liabilities  and  dividing  the result by the number of shares
outstanding.  For all American  Century  funds,  except funds issued by American
Century Target  Maturities  Trust, net asset value is determined as of the close
of regular trading on each day that the New York Stock Exchange is open, usually
3 p.m. Central time. Net asset values for Target Maturities funds are determined
one hour prior to the close of the Exchange.

    Investments and requests to redeem or exchange shares will receive the share
price next  determined  after  receipt by us of the  investment,  redemption  or
exchange  request.  For example,  investments and requests to redeem or exchange
shares  received by us or one of our agents or  designees  before the time as of
which the net asset value of the fund is determined,  are effective on, and will
receive the price  determined,  that day.  Investment,  redemption  and exchange
requests received  thereafter are effective on, and receive the price determined
as of, the close of the Exchange on the next day the Exchange is open.

    Investments  are  considered  received  only when payment is received by us.
Wired funds are  considered  received on the day they are  deposited in our bank
account if they are deposited before the time as of which the net asset value of
the fund is determined.

    Investments by telephone pursuant to your prior  authorization to us to draw
on your bank account are considered received at the time of your telephone call.

    Investment and transaction  instructions  received by us on any business day
by mail  prior  to the  time as of  which  the net  asset  value  of the fund is
determined will receive that day's price.  Investments and instructions received
after that time will receive the price determined on the next business day.

    If you invest in fund shares through an  employer-sponsored  retirement plan
or  other  financial  intermediary,  it  is  the  responsibility  of  your  plan
recordkeeper or financial  intermediary to transmit your purchase,  exchange and
redemption requests to the fund's transfer agent prior to the applicable cut-off
time for receiving orders, and to make payment for any purchase  transactions in
accordance with the fund's  procedures or any contractual  arrangements with the
fund or the fund's distributor in order for you to receive that day's price.

    We have contractual  relationships with certain financial  intermediaries in
which such intermediaries  represent that they have systems to track the time at
which  investment  orders are  received  and to  segregate  orders  received  at
different times.  Based on these  representations,  the fund has authorized such
intermediaries  and their designees to accept purchase and redemption  orders on
the fund's behalf up to the applicable  cut-off time. The fund will be deemed to
have received such orders upon acceptance by the duly  authorized  intermediary,
and such  orders  will be priced at the fund's net asset  value next  determined
after acceptance on the fund's behalf by such intermediary.

HOW SHARE PRICE IS DETERMINED

    The valuation of assets for determining net asset value may be summarized as
follows:

    The portfolio  securities of the fund, except as otherwise noted,  listed or
traded on a domestic securities  exchange,  are valued at the last sale price on
that exchange.  If no sale is reported,  or if local convention or regulation so
provides, the mean of the latest bid and asked price is used. Depending on local
convention or regulation,  securities traded  over-the-counter are priced at the
mean of the latest bid and asked  prices or at the last sale price.  When market
quotations are not readily available,  securities and other assets are valued at
fair value as determined in accordance with  procedures  adopted by the Board of
Directors.

    Debt  securities  not traded on a principal  securities  exchange are valued
through  valuations  obtained from a commercial  pricing  service or at the most
recent  mean of the bid and asked  prices  provided  by  investment  dealers  in
accordance with procedures established by the Board of Directors.


PROSPECTUS                           ADDITIONAL INFORMATION YOU SHOULD KNOW   19


WHERE TO FIND INFORMATION ABOUT SHARE PRICE

    The net asset value of the Investor Class shares of the fund is published in
leading newspapers daily. The net asset value may also be obtained by calling us
or by accessing our Web site (www.americancentury.com).

DISTRIBUTIONS

    Distributions  from net investment  income are declared and paid  quarterly.
Distributions from net realized securities gains, if any, generally are declared
and paid annually, usually in December, but the fund may make distributions on a
more frequent basis to comply with the distribution requirements of the Internal
Revenue Code, in all events in a manner  consistent  with the  provisions of the
Investment Company Act.

    Participants in employer-sponsored retirement or savings plans must reinvest
all  distributions.   For  shareholders   investing  through  taxable  accounts,
distributions  will be  reinvested  unless  you elect to  receive  them in cash.
Distributions of less than $10 generally will be reinvested.  Distributions made
shortly  after a  purchase  by check  or ACH may be held up to 15 days.  You may
elect to have distributions on shares held in certain IRAs and 403(b) plans paid
in cash only if you are at least  591/2  years old or  permanently  and  totally
disabled.  Distribution  checks  normally are mailed within seven days after the
record date. Please consult our Investor Services Guide for further  information
regarding your distribution options.

    A  distribution  on  shares of a fund  does not  increase  the value of your
shares or your total return. At any given time the value of your shares includes
the  undistributed  net  gains,  if any,  realized  by the  fund on the  sale of
portfolio securities,  and undistributed  dividends and interest received,  less
fund expenses.

    Because such gains and  dividends  are included in the price of your shares,
when they are distributed,  the price of your shares is reduced by the amount of
the  distribution.  If you buy your shares through a taxable account just before
the distribution,  you will pay the full price for your shares, and then receive
a portion of the  purchase  price back as a taxable  distribution.  See "Taxes,"
this page.

TAXES

    The fund has elected to be taxed under  Subchapter M of the Internal Revenue
Code,  which means that to the extent its income is distributed to shareholders,
it pays no income tax.

TAX-DEFERRED ACCOUNTS

    If fund  shares  are  purchased  through  tax-deferred  accounts,  such as a
qualified  employer-sponsored  retirement  or savings  plan,  income and capital
gains  distributions  paid by the fund  generally will not be subject to current
taxation,  but will  accumulate in your account under the plan on a tax-deferred
basis.

    Employer-sponsored  retirement and savings plans are governed by complex tax
rules.  If you elect to participate in your employer's  plan,  consult your plan
administrator,  your plan's  summary plan  description,  or a  professional  tax
advisor   regarding  the  tax   consequences  of   participation  in  the  plan,
contributions to, and withdrawals or distributions from the plan.

TAXABLE ACCOUNTS

    If fund shares are purchased through taxable accounts,  distributions of net
investment  income  and net  short-term  capital  gains  are  taxable  to you as
ordinary income. The dividends from net income may qualify for the 70% dividends
received  deduction  for  corporations  to the extent  that the fund held shares
receiving the dividend for more than 45 days. Distributions from gains on assets
held  longer  than 12 months but no more than 18 months  (28% rate gain)  and/or
assets held longer than 18 months (20% rate gain) are taxable as long-term gains
regardless  of the length of time you have held the  shares.  Additionally,  the
fund may receive  distributions of "unrecaptured Section 1250" gains from REITs.
To the extent the fund receives such distributions,  "unrecaptured Section 1250"
gains will be distributed to shareholders of the fund. However,  you should note
that any loss realized upon the sale or redemption of shares held for six months
or less  will be  treated  as a  long-term  capital  loss to the  extent  of any
distribution  of  long-term  capital  gain  (28% or 20%  rate  gain) to you with
respect to such shares.

    Distributions  are taxable to you  regardless  of whether  they are taken in
cash or reinvested, even if the value of your shares is below your cost. If you


20   ADDITIONAL INFORMATION YOU SHOULD KNOW         AMERICAN CENTURY INVESTMENTS


purchase shares shortly before a distribution,  you must pay income taxes on the
distribution,  even though the value of your investment (plus cash received,  if
any) will not have  increased.  In  addition,  the  share  price at the time you
purchase  shares may  include  unrealized  gains in the  securities  held in the
investment portfolio of the fund. If these portfolio securities are subsequently
sold and the gains are realized,  they will, to the extent not offset by capital
losses, be paid to you as a distribution of capital gains and will be taxable to
you as  short-term or long-term  capital  gains (28% and/or 20% rate gain).  See
"Distributions," page 20.

    Because of the nature of REIT  investments,  REITs may generate  significant
non cash deductions (i.e.,  depreciation on real estate holdings) while having a
greater cash flow to distribute to its shareholders.  If a REIT distributes more
cash than it has taxable  income,  a "return of capital"  results.  A "return of
capital"  represents a portion of a  shareholder's  original  investment that is
generally non taxable when distributed  (returned) to the investor. The fund may
pay a return of capital  distribution to its  shareholders by distributing  more
cash than its taxable  income.  If you do not reinvest  distributions,  the cost
basis of your shares will be decreased by the amount of returned capital,  which
may result in a larger capital gain when you sell your shares. Although a return
of capital  is  generally  non  taxable  to you upon  distribution,  it would be
taxable to you as a capital  gain if your cost basis in the shares is reduced to
zero. This could occur if you do not reinvest  distributions  and the returns of
capital are significant.

    Because  the  REITs  invested  in  by  the  fund  do  not  provide  complete
information about the taxability of their distributions until after the calendar
year end,  American  Century may not be able to determine how much of the fund's
distribution is taxable to shareholders  until after the January 31 deadline for
issuing Form 1099-DIV.  As a result,  the fund may request  permission each year
from the  Internal  Revenue  Service  for an  extension  of time to  issue  Form
1099-DIV to February 28.

    Distributions also may be subject to state and local taxes, even if all or a
substantial  part  of such  distributions  are  derived  from  interest  on U.S.
government  obligations  which,  if you received them directly,  would be exempt
from state income tax. However, most but not all states allow this tax exemption
to pass  through  to fund  shareholders  when a fund pays  distributions  to its
shareholders.  You should  consult your tax advisor about the tax status of such
distributions in your own state.

    If you have not complied  with certain  provisions  of the Internal  Revenue
Code and  Regulations,  we are  required by federal law to withhold and remit to
the IRS 31% of reportable  payments (which may include dividends,  capital gains
distributions  and redemptions).  Those regulations  require you to certify that
the Social Security number or tax  identification  number you provide is correct
and that you are not subject to 31% withholding for previous  under-reporting to
the  IRS.  You  will be asked  to make  the  appropriate  certification  on your
application.  Payments  reported by us that omit your Social  Security number or
tax  identification  number will  subject us to a penalty of $50,  which will be
charged  against  your account if you fail to provide the  certification  by the
time the report is filed. This charge is not refundable.

    Redemption of shares of a fund  (including  redemptions  made in an exchange
transaction)  will be a taxable  transaction for federal income tax purposes and
shareholders  generally  will recognize a gain or loss in an amount equal to the
difference  between  the basis of the shares and the amount  received.  Assuming
that  shareholders hold such shares as a capital asset, the gain or loss will be
a capital gain or loss and generally  will be considered  long-term,  subject to
tax at a maximum rate of 28% if shareholders  have held such shares for a period
of more than 12 months but no more than 18 months,  and long-term subject to tax
at a maximum rate of 20% if  shareholders  have held such shares for a period of
more than 18 months. If a loss is realized on the redemption of fund shares, the
reinvestment  in  additional  fund  shares  within  30 days  before or after the
redemption may be subject to the "wash sale" rules of the Internal Revenue Code,
resulting in a postponement  of the  recognition of such loss for federal income
tax purposes.

    In addition to the federal income tax consequences  described above relating
to an  investment  in a fund,  there  may be other  federal,  state or local tax
considerations  that depend upon the circumstances of each particular  investor.
Prospective shareholders are


PROSPECTUS                           ADDITIONAL INFORMATION YOU SHOULD KNOW   21


therefore urged to consult their tax advisors with respect to the effect of this
investment on their own specific situations.

    The fund may invest in REITs that hold  residual  interests  in real  estate
mortgage investment conduits (REMICs).  Under Treasury regulations that have not
yet been issued,  but may apply  retroactively,  a portion of the fund's  income
from a REIT that is attributable to the REIT's residual interest in a REMIC will
be subject to federal income tax in all events. (See  "Taxes-Taxation of Certain
Mortgage REITs" in the Statement of Additional Information.)

MANAGEMENT

INVESTMENT MANAGEMENT

    Under  the  laws of the  State  of  Maryland,  the  Board  of  Directors  is
responsible  for managing the business and affairs of the fund.  Acting pursuant
to an  investment  management  agreement  entered  into with the fund,  American
Century  Investment  Management,  Inc.  serves as the investment  manager of the
fund.  Its  principal  place of business is American  Century  Tower,  4500 Main
Street,  Kansas City, Missouri 64111. The manager has been providing  investment
advisory services to investment companies and institutional clients since it was
founded in 1958.

    RREEF America,  L.L.C., acting pursuant to a subadvisory agreement among it,
American Century Investment Management,  Inc. and the fund, makes the day-to-day
investment  decisions  for the fund in  accordance  with the  fund's  investment
objective,  policies and  restrictions  under the supervision of the manager and
the Board of Directors.

    The portfolio manager members of the subadvisor's team that manages the fund
and their work experience for the last five years are as follows:

    KIM G. REDDING,  Portfolio  Manager,  is one of the fund's primary portfolio
managers.  Mr. Redding is a Senior Vice President of RREEF America,  L.L.C. From
1990 to 1993,  he was a principal in K.G.  Redding &  Associates,  an investment
advisor,  and prior thereto he was the President of Redding,  Melchor & Company,
an investment advisor.  Mr. Redding has been professionally  managing portfolios
of real estate securities since 1987.

    KAREN J. KNUDSON,  Portfolio Manager, is one of the fund's primary portfolio
managers. Ms. Knudson is a Senior Vice President of RREEF America,  L.L.C. Prior
to joining the  subadvisor,  she was Senior Vice  President and Chief  Financial
Officer of Security Capital Group, an investment advisor,  and prior thereto she
was the President, Director of Real Estate Research of Bailard, Biehl and Kaiser
Real  Estate  Investment  Trust.  Ms.  Knudson  has  14  years  of  real  estate
experience, specializing in the area of real estate investment trusts.

    The   representative  of  the  investment  manager  that  will  oversee  the
subadvisor's operation of the fund is as follows:

    MARK L.  MALLON,  Senior Vice  President  and  Managing  Director,  American
Century Investment Management,  Inc. Mr. Mallon joined American Century in April
1997. From August 1978 until he joined American Century, Mr. Mallon was employed
in several  positions by Federated  Investors,  and had served as President  and
Chief Executive  Officer of Federated  Investment  Counseling and Executive Vice
President of Federated Research Corporation since January 1990.

    The  activities  of the  manager  and the  subadvisor  are  subject  only to
directions of the fund's Board of  Directors.  The manager pays all the expenses
of the  fund  except  brokerage,  taxes,  interest,  fees  and  expenses  of the
non-interested  person  directors  (including  counsel  fees) and  extraordinary
expenses.

    For the  services  provided to the Investor  Class of the fund,  the manager
receives an annual fee of 1.20% of the average net assets of the fund.

    On the first business day of each month, the fund pays the management fee to
the  manager  for the  previous  month at the  specified  rate.  The fee for the
previous month is calculated by multiplying 1.20% of the aggregate average daily
closing value of the fund's net assets during the previous  month by a fraction,
the  numerator  of which is the  number  of days in the  previous  month and the
denominator of which is 365 (366 in leap years).

    For subadvisory  services,  the manager pays the subadvisor an annual fee of
0.425% of the average net assets of the fund.


22   ADDITIONAL INFORMATION YOU SHOULD KNOW         AMERICAN CENTURY INVESTMENTS


PERFORMANCE HISTORY OF THE SUBADVISOR

    While the  subadvisor  has limited  operational  history with the fund,  set
forth on page 24 are  certain  performance  data,  provided  by the  subadvisor,
relating to the  performance of all private  accounts  managed by the subadvisor
using investment  strategies and techniques  similar to those used for the fund.
Also set  forth on page 24,  for  comparison,  are the  performances  of  widely
recognized  indices of market  activity based upon the aggregate  performance of
selected unmanaged portfolios of publicly traded common stocks.

    The  results   presented  may  not  necessarily   equate  with  the  returns
experienced  by the fund,  owing to the  differences  in brokerage  commissions,
investment  and  management  fees,  the size of  positions  taken in relation to
account size and diversification of securities,  as well as other costs, such as
registration  fees borne by the fund but not  incurred by the private  accounts.
Investors  should  not rely on the  following  data as an  indication  of future
performance of the subadvisor or of the fund. Investors should be aware that the
use of methods for computing performance numbers different than that used by the
subadvisor,  with  respect to its  accounts  could  result in  performance  data
different than those shown.


PROSPECTUS                           ADDITIONAL INFORMATION YOU SHOULD KNOW   23


<TABLE>
<CAPTION>
                            PERFORMANCE HIGHLIGHTS

                               (See Notes Below)

ANNUALIZED RETURNS FROM OCTOBER 1987 THROUGH DECEMBER 1997
<S>                                <C>     <C>      <C>       <C>      <C>     <C>       <C>      <C>      <C>     <C>  
RREEF Real Estate Securities Advisers
   Before Fees ....................................................  19.7%
   After Fees .....................................................  19.0%
NAREIT Equity Less Healthcare .....................................  16.0%
Wilshire REIT Index ...............................................  15.0%

                                                              For the Years Ended December 31,

                                   1988    1989      1990     1991     1992    1993      1994     1995     1996    1997

ANNUAL TIME-WEIGHTED RETURNS

RREEF Real Estate Securities Advisers
   Before Fees ..................  8.2%    7.7%     (4.8)%    32.9%    29.4%   19.0%     4.8%     13.9%    41.1%   25.8%
   After Fees ...................  6.8%    6.1%     (6.4)%    30.9%    28.1%   18.0%     4.3%     13.0%    40.3%   25.1%
NAREIT Equity Less Healthcare ...  15.8%   4.6%     (23.6)%   29.4%    20.7%   18.7%     3.0%     14.2%    36.4%   20.5%
Wilshire REIT Index .............  17.5%   2.7%     (23.4)%   23.8%    15.3%   15.2%     2.7%     12.2%    37.0%   19.7%
</TABLE>

  Notes:  The  subadvisor's   "After  Fees"  performance   includes   reinvested
dividends,  capital  gains and losses,  and  deducts  advisory  fees  (generally
between 0.65% and 0.75%) and other account  expenses.  The subadvisor's  "Before
Fees"  performance  is presented  before  applicable  advisory fees and reflects
growth investment results. Other indices noted do not deduct advisory fees. Past
performance  indicated for the subadvisor relates to all discretionary  accounts
managed using investment  strategies and techniques similar to those used by the
fund,  and  includes,  for the period  prior to July 1993,  performance  under a
predecessor  advisor  (K.G.  Redding &  Associates)  using  the same  investment
approach and under the same primary portfolio  manager.  Past performance is not
necessarily  indicative  of  future  results  nor  can it be  assumed  that  any
recommendations will be profitable.

    The Wilshire REIT Index is a market capitalization  weighted index comprised
of 110 equity REITs as of December 1997. It does not include  special purpose or
healthcare  REITs.  The  NAREIT  Equity  without  Healthcare  Index  is a market
capitalization  weighted index comprised of 169 REITs, as of December 1997, with
75% or greater of their gross assets invested in equity ownership of real estate
and excludes healthcare REITs.


24   ADDITIONAL INFORMATION YOU SHOULD KNOW         AMERICAN CENTURY INVESTMENTS


CODE OF ETHICS

    The  fund  and  the  manager  have  adopted  a Code  of  Ethics,  as has the
subadvisor,  which restricts  personal  investing  practices by employees of the
manager and its affiliates.  Among other provisions, the fund and manager's Code
of Ethics and the subadvisor's Code of Ethics require that employees with access
to  information  about the  purchase  or sale of  securities  in the fund obtain
preclearance  before  executing  personal  trades.  With  respect  to  Portfolio
Managers  and  other  investment  personnel,   both  Codes  of  Ethics  prohibit
acquisition  of securities  in an initial  public  offering,  as well as profits
derived from the purchase and sale of the same security within 60 calendar days.
The  subadvisor's  Code of Ethics  provides that upon approval of the compliance
officer, certain acquisitions of securities in an initial public offering may be
permitted,  but  that  such  approval  will be  granted  only  in  extraordinary
circumstances.  These  provisions  are designed to ensure that the  interests of
fund shareholders come before the interests of the people who manage the fund.

TRANSFER AND ADMINISTRATIVE SERVICES

    American  Century  Services  Corporation,  4500 Main  Street,  Kansas  City,
Missouri 64111, acts as transfer agent and  dividend-paying  agent for the fund.
It provides facilities, equipment and personnel to the fund and is paid for such
services by the manager.

    Certain  recordkeeping and  administrative  services that would otherwise be
performed  by the transfer  agent may be  performed  by an insurance  company or
other  entity  providing  similar  services for various  retirement  plans using
shares of the fund as a funding medium, by broker-dealers and financial advisors
for their customers  investing in shares of American Century,  or by sponsors of
multi  mutual  fund no- or  low-transaction  fee  programs.  The  manager  or an
affiliate  may  enter  into  contracts  to pay them for such  recordkeeping  and
administrative services out of its unified management fee.

    Although there is no sales charge levied by the fund, transactions in shares
of the fund may be  executed  by brokers  or  investment  advisors  who charge a
transaction  based fee or other fee for their  services.  Such  charges may vary
among  broker-dealers and financial advisors,  but in all cases will be retained
by the  broker-dealer  or financial  advisor and not remitted to the fund or its
manager.  You  should be aware of the fact that these  transactions  may be made
directly with American Century without incurring such fees.

    From time to time,  special  services  may be  offered to  shareholders  who
maintain  higher share balances in the American  Century family of funds.  These
services may include the waiver of minimum  investment  requirements,  expedited
confirmation  of shareholder  transactions,  newsletters  and a team of personal
representatives.  Any expenses  associated  with these special  services will be
paid by the manager.

    The manager and the transfer agent are both wholly owned by American Century
Companies,  Inc. James E. Stowers Jr., Chairman of the Board of Directors of the
fund,  controls  American  Century  Companies  by virtue of his  ownership  of a
majority of its common stock.

    Pursuant  to  a  Sub-Administration   Agreement  with  the  manager,   Funds
Distributor,  Inc.  (FDI) serves as the  co-administrator  for the fund.  FDI is
responsible for (i) providing  certain  officers of the fund, and (ii) reviewing
and filing  marketing and sales  literature on behalf of the fund.  The fees and
expenses of FDI are paid by the manager.

YEAR 2000 ISSUES

    Many of the world's computer systems currently cannot properly  recognize or
process  date-sensitive  information  relating to the Year 2000 and beyond.  The
fund and the  manager  depend  upon the  computer  systems  of  various  service
providers,  including  the  transfer  agent,  for their  day-to-day  operations.
Inadequate  remediation of the Year 2000 problem by these service  providers and
others  with whom they  interact  could  have an  adverse  effect on the  fund's
operations,  including  pricing,  securities  trading  and  settlement,  and the
provision of shareholder services.

    The transfer agent, in cooperation with the manager, has assembled a team of
information  technology  professionals who are taking steps to address Year 2000
issues with respect to its own computers and to obtain  satisfactory  assurances
that  comparable  steps are being  taken by the fund's and the  manager's  other
major service providers and vendors. The key phases


PROSPECTUS                           ADDITIONAL INFORMATION YOU SHOULD KNOW   25


of the remediation plan include:  an inventory of all internal  systems,  vendor
products and services and data providers  (substantially  completed in 1997); an
assessment  of all  systems  for date  reliance  and the  impact of the  century
rollover on each  (substantially  completed with respect to critical  systems in
early 1998);  and the renovation and testing of affected  systems  (targeted for
completion  with  respect to critical  systems by the end of 1998).  The manager
will pay for the  remediation  effort with revenues from its management  fee, so
that the fund will not directly bear any of the cost.

   
    In light of these  remediation  efforts,  the  fund  does not  anticipate  a
material adverse impact on its business or operations.  However, there can be no
assurance  that the  remediation  plan  will be  sufficient  and  timely or that
interaction  with other  noncomplying  computer systems will not have a material
adverse effect on the fund's business, operations or financial condition.

    In  addition,  the issuers of the  securities  in which the fund invests may
have Year 2000  computer  problems.  Although  the media and various  regulatory
agencies  have  focused a great  deal of  attention  on the need for  issuers to
assess  and  remediate  these  problems,  their  failure to do so could hurt the
fund's performance.
    

DISTRIBUTION OF FUND SHARES

    The fund's shares are distributed by FDI, a registered broker-dealer. FDI is
a wholly owned,  indirect subsidiary of Boston  Institutional  Group, Inc. FDI's
principal business address is 60 State Street, Suite 1300, Boston, Massachusetts
02109.  The Investor Class of shares does not pay any commissions or sales loads
to the distributor or to any other broker-dealers or financial intermediaries in
connection with the distribution of fund shares.

    Investors  may  open  accounts  with  American   Century  only  through  the
distributor.  All purchase  transactions  in the fund offered by this Prospectus
are  processed  by the  transfer  agent,  which  is  authorized  to  accept  any
instructions relating to fund accounts. All purchases orders must be accepted by
the  distributor.  All fees and expenses of FDI in acting as distributor for the
funds are paid by the manager.

FURTHER INFORMATION ABOUT AMERICAN CENTURY

    American  Century  Capital  Portfolios,  Inc.  the  issuer of the fund,  was
organized as a Maryland corporation on June 14, 1993.

    American  Century  Capital  Portfolios,  Inc.  is  a  diversified,  open-end
management investment company whose shares were first offered for sale September
1,  1993.  Its  business  and  affairs  are  managed by its  officers  under the
direction of its Board of Directors.

    The American  Century Real Estate Fund commenced  operations  June 16, 1997,
after the RREEF Real Estate Securities Fund merged into the fund. As a successor
to the RREEF fund, the prior performance history of the RREEF fund will continue
in the fund.

    The  principal  office  of the fund is  American  Century  Tower,  4500 Main
Street, P.O. Box 419200, Kansas City, Missouri 64141-6200.  All inquiries may be
made by mail to that address,  or by telephone to 1-800-345-2021  (international
calls: 816-531-5575).

    American Century Capital  Portfolios,  Inc.  currently issues four series of
$0.01 par value  shares.  Each  series is commonly  referred  to as a fund.  The
assets belonging to each series of shares are held separately by the custodian.

    American  Century  offers three classes of the fund: an Investor  Class,  an
Institutional Class, and an Advisor Class. The shares offered by this Prospectus
are Investor  Class shares and have no up-front  charges,  commissions  or 12b-1
fees.

    The other classes of shares are offered primarily to institutional investors
or  through  institutional  distribution  channels,  such as  employer-sponsored
retirement plans or through banks, broker-dealers,  insurance companies or other
financial intermediaries. The other classes have different fees, expenses and/or
minimum  investment  requirements than the Investor Class. The difference in the
fee structures  among the classes is the result of their  separate  arrangements
for shareholder and  distribution  services and not the result of any difference
in  amounts  charged  by the  manager  for core  investment  advisory  services.
Accordingly,  the  core  investment  advisory  expenses  do not  vary by  class.
Different fees and expenses will affect performance. For additional


26   ADDITIONAL INFORMATION YOU SHOULD KNOW         AMERICAN CENTURY INVESTMENTS


information  concerning  the  other  classes  of  shares  not  offered  by  this
Prospectus,  call us at  1-800-345-3533  or  contact a sales  representative  or
financial intermediary who offers those classes of shares.

    Except as described  below,  all classes of shares of a fund have  identical
voting,  dividend,   liquidation  and  other  rights,  preferences,   terms  and
conditions.  The only  differences  among the various classes are (a) each class
may be subject to different  expenses specific to that class, (b) each class has
a different identifying designation or name, (c) each class has exclusive voting
rights with respect to matters solely  affecting such class,  (d) each class may
have different exchange privileges,  and (e) the Institutional Class may provide
for  automatic  conversion  from that class into shares of another  class of the
same fund.

    Each  share,  irrespective  of series or class,  is entitled to one vote for
each dollar of net asset value applicable to such share on all questions, except
for those  matters  that must be voted on  separately  by the series or class of
shares affected.  Matters affecting only one series or class are voted upon only
by that series or class.

    Shares have  non-cumulative  voting rights,  which means that the holders of
more than 50% of the votes cast in an election of directors can elect all of the
directors  if  they  choose  to do so,  and in such  event  the  holders  of the
remaining  votes will not be able to elect any person or persons to the Board of
Directors.

    Unless required by the Investment  Company Act, it will not be necessary for
the fund to hold annual meetings of shareholders.  As a result, shareholders may
not vote each year on the election of directors or the  appointment of auditors.
However, pursuant to the fund's bylaws, the holders of at least 10% of the votes
entitled  to be  cast  may  request  the  fund  to  hold a  special  meeting  of
shareholders. We will assist in the communication with other shareholders.

    WE RESERVE THE RIGHT TO CHANGE ANY OF OUR POLICIES, PRACTICES AND PROCEDURES
DESCRIBED IN THIS PROSPECTUS, INCLUDING THE STATEMENT OF ADDITIONAL INFORMATION,
WITHOUT  SHAREHOLDER  APPROVAL  EXCEPT  IN  THOSE  INSTANCES  WHERE  SHAREHOLDER
APPROVAL IS EXPRESSLY REQUIRED.


PROSPECTUS                           ADDITIONAL INFORMATION YOU SHOULD KNOW   27


                                     NOTES


28   NOTES                                         AMERICAN CENTURY INVESTMENTS


                                     NOTES


PROSPECTUS                                                           NOTES   29


P.O. BOX 419200 
KANSAS CITY, MISSOURI 
64141-6200

INVESTOR SERVICES:  
1-800-345-2021 OR 816-531-5575

AUTOMATED INFORMATION LINE:  
1-800-345-8765

TELECOMMUNICATIONS DEVICE FOR THE DEAF:  
1-800-634-4113 OR 816-444-3485

FAX: 816-340-7962

WWW.AMERICANCENTURY.COM

                        [american century logo(reg.sm)]
                                    American
                                Century(reg.tm)

9807           [recycled logo]
SH-BKT-12606      Recycled
<PAGE>
                                   PROSPECTUS

                        [american century logo(reg.sm)]
                                    American
                                Century(reg.tm)

                                 JULY 30, 1998

                                   AMERICAN
                                    CENTURY
                                     GROUP

                                     Value
                                Small Cap Value
                                 Equity Income

ADVISOR CLASS

                         AMERICAN CENTURY INVESTMENTS
                                FAMILY OF FUNDS

    American  Century  Investments  offers you nearly 70 fund  choices  covering
stocks, bonds, money markets,  specialty investments and blended portfolios.  To
help you find the funds that may meet your investment  needs,  American  Century
funds  have  been  divided  into  three  groups  based on  investment  style and
objectives. These groups, which appear below, are designed to help simplify your
fund decisions.

                        AMERICAN CENTURY INVESTMENTS
- -------------------------------------------------------------------------------
         Benham                American Century          Twentieth Century
         Group                      Group                      Group
- -------------------------------------------------------------------------------
   MONEY MARKET FUNDS         ASSET ALLOCATION &           GROWTH FUNDS
 GOVERNMENT BOND FUNDS          BALANCED FUNDS          INTERNATIONAL FUNDS
 DIVERSIFIED BOND FUNDS   CONSERVATIVE EQUITY FUNDS
  MUNICIPAL BOND FUNDS         SPECIALTY FUNDS
- -------------------------------------------------------------------------------
                                    Value
                               Small Cap Value
                                Equity Income




                                  PROSPECTUS

                                 JULY 30, 1998

                    Value * Small Cap Value * Equity Income

                                 ADVISOR CLASS

                   AMERICAN CENTURY CAPITAL PORTFOLIOS, INC.

    American  Century  Capital  Portfolios,  Inc. is a part of American  Century
Investments,  a family of funds that  includes  nearly 70  no-load  or  low-load
mutual funds covering a variety of investment opportunities.  Three of the funds
from our American Century Group that invest  primarily in equity  securities are
described in this Prospectus.  Their investment  objectives are listed on page 2
of this Prospectus. The other funds are described in separate prospectuses.

    Each fund's shares offered in this Prospectus (the Advisor Class shares) are
sold at their net asset value with no sales charges or commissions.  The Advisor
Class  shares are  subject  to Rule  12b-1  services  and  distribution  fees as
described in this Prospectus.

    The Advisor  Class  shares are  intended  for  purchase by  participants  in
employer-sponsored retirement or savings plans and for persons purchasing shares
through   broker-dealers,   banks,   insurance  companies  and  other  financial
intermediaries that provide various administrative and distribution services.

    This Prospectus  gives you information  about the funds that you should know
before investing. Please read this Prospectus carefully and retain it for future
reference.  Additional  information  is included in the  Statement of Additional
Information  dated July 30,  1998,  and filed with the  Securities  and Exchange
Commission.  It is incorporated  into this Prospectus by reference.  To obtain a
copy without charge, call or write:

                          AMERICAN CENTURY INVESTMENTS
                       4500 Main Street * P.O. Box 419385
                Kansas City, Missouri 64141-6385 * 1-800-345-3533
                        International calls: 816-531-5575
                     Telecommunications Device for the Deaf:
                   1-800-345-1833 * In Missouri: 816-444-3038
                             www.americancentury.com

    Additional  information,  including  this  Prospectus  and the  Statement of
Additional Information,  may be obtained by accessing the Web site maintained by
the SEC (www.sec.gov).


THESE  SECURITIES  HAVE NOT BEEN APPROVED OR  DISAPPROVED  BY THE SECURITIES AND
EXCHANGE COMMISSION OR ANY STATE SECURITIES  COMMISSION,  NOR HAS THE SECURITIES
AND  EXCHANGE  COMMISSION  OR ANY STATE  SECURITIES  COMMISSION  PASSED UPON THE
ACCURACY OR ADEQUACY OF THIS PROSPECTUS. ANY REPRESENTATION TO THE CONTRARY IS A
CRIMINAL OFFENSE.


PROSPECTUS                                                                    1


                      INVESTMENT OBJECTIVES OF THE FUNDS

 AMERICAN CENTURY VALUE FUND

    The investment  objective of Value is long-term capital growth.  Income is a
secondary  objective.  The fund seeks to achieve its  investment  objectives  by
investing in securities that  management  believes to be undervalued at the time
of purchase.

 AMERICAN CENTURY SMALL CAP VALUE FUND

    The  investment  objective of Small Cap Value is long-term  capital  growth.
Income is a  secondary  objective.  The fund  seeks to  achieve  its  investment
objective by investing  primarily in equity securities of companies with smaller
market capitalizations that management believes to be undervalued at the time of
purchase.

 AMERICAN CENTURY EQUITY INCOME FUND

    The  investment  objective  of Equity  Income is the  production  of current
income.  Capital  appreciation  is a secondary  objective.  The fund attempts to
achieve its  objectives  by  investing  primarily  in income-  producing  equity
securities.  In the  pursuit  of its  objectives,  the fund  seeks a yield  that
exceeds the yield of securities  comprising  the Standard & Poor's 500 Composite
Stock Price Index.

 There is no assurance that the funds will achieve their investment objectives.

NO  PERSON  IS  AUTHORIZED  BY THE  FUNDS  TO GIVE ANY  INFORMATION  OR MAKE ANY
REPRESENTATION OTHER THAN THOSE CONTAINED IN THIS PROSPECTUS OR IN OTHER PRINTED
OR WRITTEN MATERIAL ISSUED BY OR ON BEHALF OF THE FUNDS, AND YOU SHOULD NOT RELY
ON ANY OTHER INFORMATION OR REPRESENTATION.


2     INVESTMENT OBJECTIVES                       AMERICAN CENTURY INVESTMENTS


                                TABLE OF CONTENTS

Investment Objectives of the Funds ........................................    2
Transaction and Operating Expense Table ...................................    4
Financial Highlights ......................................................    5
Performance Information of Other Class ....................................    7

INFORMATION REGARDING THE FUNDS
Investment Policies of the Funds ..........................................    9
  Value ...................................................................    9
  Small Cap Value .........................................................    9
  Equity Income ...........................................................   10
  Policies Applicable to All Funds ........................................   10
Other Investment Practices,
  Their Characteristics and Risks .........................................   11
 Foreign Securities .......................................................   11
 Equity Securities ........................................................   11
 Forward Currency Exchange Contracts ......................................   12
 Investments in Smaller Companies .........................................   12
 Portfolio Turnover .......................................................   13
 Repurchase Agreements ....................................................   13
 Futures Contracts ........................................................   13
 Derivative Securities ....................................................   14
 When-Issued Securities ...................................................   14
 Short Sales ..............................................................   15
 Investments in Companies With
    Limited Operating Histories ...........................................   15
 Rule 144A Securities .....................................................   15
Performance Advertising ...................................................   16

HOW TO INVEST WITH AMERICAN CENTURY INVESTMENTS
How to Purchase and Sell American
 Century Funds ............................................................   17
How to Exchange from One American
 Century Fund to Another ..................................................   17
How to Redeem Shares ......................................................   17
 Special Requirements for Large Redemptions ...............................   17
Telephone Services ........................................................   18
 Investors Line ...........................................................   18

ADDITIONAL INFORMATION YOU SHOULD KNOW
Share Price ...............................................................   19
 When Share Price Is Determined ...........................................   19
 How Share Price Is Determined ............................................   19
 Where to Find Information About Share Price ..............................   20
Distributions .............................................................   20
Taxes .....................................................................   20
 Tax-Deferred Accounts ....................................................   20
 Taxable Accounts .........................................................   21
Management ................................................................   22
 Investment Management ....................................................   22
 Code of Ethics ...........................................................   22
 Transfer and Administrative Services .....................................   23
 Year 2000 Issues .........................................................   23
Distribution of Fund Shares ...............................................   23
 Service and Distribution Fees ............................................   24
Further Information About American Century ................................   24



PROSPECTUS                                        TABLE OF CONTENTS       3


<TABLE>
<CAPTION>
                     TRANSACTION AND OPERATING EXPENSE TABLE
                                                               Value and       Small
                                                            Equity Income    Cap Value
SHAREHOLDER TRANSACTION EXPENSES:
<S>                                               <C>           <C>          <C>
Maximum Sales Load Imposed on Purchases ......................    none          none
Maximum Sales Load Imposed
on Reinvested Dividends ......................................    none          none
Deferred Sales Load ..........................................    none          none
Redemption Fee ...............................................    none          none
Exchange Fee .................................................    none          none

ANNUAL FUND OPERATING EXPENSES (as a percentage of net assets):
Management Fees ..............................................    0.75%         1.00%
12b-1 Fees(1) ................................................    0.50%         0.50%
Other Expenses(2) ............................................    0.00%         0.00%
Total Fund Operating Expenses ................................    1.25%         1.50%

EXAMPLE:
You would pay the following expenses on a           1 year        $ 13          $ 15
$1,000 investment, assuming a 5% annual return      3 years         40            47
and redemption at the end of each time period:      5 years         68            81
                                                   10 years        150           178
</TABLE>

(1) The 12b-1 fee is designed to permit  investors  to  purchase  Advisor  Class
    shares  through   broker-dealers,   banks,  insurance  companies  and  other
    financial  intermediaries.  A portion of the fee is used to compensate  them
    for ongoing  recordkeeping and administrative  services that would otherwise
    be  performed  by an  affiliate  of the  manager,  and a portion  is used to
    compensate  them  for  distribution  and  other  shareholder  services.  See
    "Service and Distribution Fees," page 24.

(2) Other expenses, which include the fees and expenses (including legal counsel
    fees) of those directors who are not "interested  persons" as defined in the
    Investment  Company Act, were less than 0.01 of 1% of average net assets for
    the most recent fiscal year.

    The purpose of this table is to help you  understand  the various  costs and
expenses  that you,  as a  shareholder,  will bear  directly  or  indirectly  in
connection  with an  investment  in the class of shares of the funds  offered by
this  Prospectus.  The  example  set forth  above  assumes  reinvestment  of all
dividends and  distributions  and uses a 5% annual rate of return as required by
SEC regulations.

    NEITHER  THE 5% RATE OF  RETURN  NOR THE  EXPENSES  SHOWN  ABOVE  SHOULD  BE
CONSIDERED  INDICATIONS OF PAST OR FUTURE  RETURNS AND EXPENSES.  ACTUAL RETURNS
AND EXPENSES MAY BE GREATER OR LESS THAN THOSE SHOWN.

    The shares offered by this  Prospectus  are Advisor Class shares.  The funds
offer other  classes of shares,  one of which is  primarily  made  available  to
retail  investors and two that are  primarily  made  available to  institutional
investors.  The other  classes have  different fee  structures  than the Advisor
Class.  The difference in the fee structures  among the classes is the result of
their separate  arrangements for shareholder and  distribution  services and not
the  result  of any  difference  in  amounts  charged  by the  manager  for core
investment advisory services. Accordingly, the core investment advisory expenses
do not vary by class. A difference in fees will result in different  performance
for the other classes. For additional information about the various classes, see
"Further Information About American Century," page 24.


4 TRANSACTION AND OPERATING EXPENSE TABLE          AMERICAN CENTURY INVESTMENTS


                             FINANCIAL HIGHLIGHTS
                                     VALUE

  The sale of the  Advisor  Class of the fund  commenced  on  October  2,  1996.
Performance  information  of  the  original  class  of  shares  which  commenced
operations on September 1, 1993, is presented on page 7.

  The Financial  Highlights for the fiscal year ended March 31, 1998,  have been
audited by Deloitte & Touche LLP,  independent  auditors,  whose report  thereon
appears in the fund's annual report, which is incorporated by reference into the
Statement of  Additional  Information.  The annual  report  contains  additional
performance  information  and will be made  available  upon  request and without
charge. The Financial  Highlights for the period ended March 31, 1997, have been
audited by other independent auditors.  The information presented is for a share
outstanding throughout the period ended March 31, except as noted.

                                                  1998              1997(1)
PER-SHARE DATA
Net Asset Value, Beginning of Period ....    $       6.58      $       6.71
                                             ------------      ------------
Income From Investment Operations
  Net Investment Income(2) ..............            0.08              0.05
  Net Realized and Unrealized Gain
     on Investment Transactions .........            2.35              0.48
                                             ------------      ------------
  Total From Investment Operations ......            2.43              0.53
                                             ------------      ------------
Distributions
  From Net Investment Income ............           (0.08)            (0.05)
  In Excess of Net Investment Income ....            --               --(3)
  From Net Realized Gains on
     Investment Transactions ............           (1.20)            (0.61)
                                             ------------      ------------
  Total Distributions ...................           (1.28)            (0.66)
                                             ------------      ------------
Net Asset Value, End of Period ..........    $       7.73      $       6.58
                                             ============      ============
  Total Return(4) .......................           39.60%             8.07%

RATIOS/SUPPLEMENTAL DATA
Ratio of Operating Expenses
   to Average Net Assets ................            1.25%             1.25%(5)
Ratio of Net Investment Income
  to Average Net Assets .................            1.13%             1.50%(5)
Portfolio Turnover Rate .................             130%              111%
Average Commission Paid per
   Share of Equity Security Traded ......    $     0.0462      $     0.0459
Net Assets, End of Period
   (in thousands) .......................    $     56,118      $     29,250

(1) October 2, 1996 (commencement of sale) through March 31, 1997.

(2) Computed using average shares outstanding throughout the period.

(3) Per share amount was less than $0.01.

(4) Total  return   assumes   reinvestment   of  dividends   and  capital  gains
    distributions,  if any. Total returns for periods less than one year are not
    annualized.

(5) Annualized.


PROSPECTUS                                        FINANCIAL HIGHLIGHTS       5


                             FINANCIAL HIGHLIGHTS
                                 EQUITY INCOME

  The  sale of the  Advisor  Class  of the fund  commenced  on  March  7,  1997.
Performance  information  of  the  original  class  of  shares  which  commenced
operations on August 1, 1994, is presented on page 8.

  The Financial  Highlights for the fiscal year ended March 31, 1998,  have been
audited by Deloitte & Touche LLP,  independent  auditors,  whose report  thereon
appears in the fund's annual report, which is incorporated by reference into the
Statement of  Additional  Information.  The annual  report  contains  additional
performance  information  and will be made  available  upon  request and without
charge. The Financial  Highlights for the period ended March 31, 1997, have been
audited by other independent auditors.  The information presented is for a share
outstanding throughout the period ended March 31, except as noted.

                                                      1998          1997(1)
PER-SHARE DATA
Net Asset Value, Beginning of Period ........     $    6.31       $    6.57
                                                  ---------       ---------
Income From Investment Operations
   Net Investment Income(2) .................          0.23            0.02
   Net Realized and Unrealized Gain
      on Investment Transactions ............          2.00            0.21
                                                  ---------       ---------
   Total From Investment Operations .........          2.23            0.19
                                                  ---------       ---------
Distributions
   From Net Investment Income ...............         (0.22)          (0.07)
   In Excess of Net Investment Income .......          --             --(3)
   From Net Realized Gains on
      Investment Transactions ...............         (1.16)           --
                                                  ---------       ---------
   Total Distributions ......................         (1.38)          (0.07)
                                                  ---------       ---------
Net Asset Value, End of Period ..............     $    7.16       $    6.31
                                                  =========       =========
   Total Return(4) ..........................         37.71%          (2.89)%

RATIOS/SUPPLEMENTAL DATA
Ratio of Operating Expenses
   to Average Net Assets ....................          1.25%           1.25%(5)
Ratio of Net Investment Income
   to Average Net Assets ....................          3.27%           1.64%(5)
Portfolio Turnover Rate .....................           158%            159%
Average Commission Paid per
   Share of Equity Security Traded ..........     $  0.0453       $  0.0440
Net Assets, End of Period
   (in thousands) ...........................     $     731       $      18

(1) March 7, 1997 (commencement of sale) through March 31, 1997.

(2) Computed using average shares outstanding throughout the period.

(3) Per share amount was less than $0.01.

(4) Total  return   assumes   reinvestment   of  dividends   and  capital  gains
    distributions,  if any. Total returns for periods less than one year are not
    annualized.

(5) Annualized.


6  FINANCIAL HIGHLIGHTS                            AMERICAN CENTURY INVESTMENTS


<TABLE>
<CAPTION>
                    PERFORMANCE INFORMATION OF OTHER CLASS
                                     VALUE

  The Advisor Class of the fund was established September 3, 1996. The financial
information  in this  table  regarding  selected  per  share  data  for the fund
reflects  the  performance  of the fund's  Investor  Class of shares which has a
total expense ratio that is 0.25% lower than the Advisor Class.  Had the Advisor
Class been in existence for the fund for the time periods presented,  the fund's
performance information would be lower as a result of the additional expense.

  The Financial  Highlights for the fiscal year ended March 31, 1998,  have been
audited by Deloitte & Touche LLP,  independent  auditors,  whose report  thereon
appears in the fund's annual report, which is incorporated by reference into the
Statement of  Additional  Information.  The annual  report  contains  additional
performance  information  and will be made  available  upon  request and without
charge.  The Financial  Highlights  for the periods ended on or before March 31,
1997, have been audited by other independent auditors. The information presented
is for a share outstanding throughout the years ended March 31, except as noted

                                                  1998             1997           1996             1995            1994(1)
PER-SHARE DATA
<S>                                       <C>              <C>               <C>               <C>               <C>            
Net Asset Value,  Beginning of Period ....$          6.58  $          6.32   $          5.46   $          4.98   $          5.01
                                          ---------------  ---------------   ---------------   ---------------   ---------------
Income From Investment Operations
  Net Investment Income(2) ...............           0.10             0.12              0.13              0.12              0.08
  Net Realized and Unrealized Gain
     (Loss) on Investment Transactions ...           2.35             0.87              1.34              0.75             (0.04)
                                          ---------------  ---------------   ---------------   ---------------   ---------------
  Total From Investment Operations .......           2.45             0.99              1.47              0.87              0.04
                                          ---------------  ---------------   ---------------   ---------------   ---------------
Distributions
  From Net Investment Income .............          (0.10)           (0.12)            (0.12)            (0.12)            (0.07)
  In Excess of Net Investment Income .....           --              --(3)             (0.01)             --                --
  From Net Realized Gains on
     Investment Transactions .............          (1.20)           (0.61)            (0.48)            (0.27)             --
                                          ---------------  ---------------   ---------------   ---------------   ---------------
  Total Distributions ....................          (1.30)           (0.73)            (0.61)            (0.39)            (0.07)
                                          ---------------  ---------------   ---------------   ---------------   ---------------
Net Asset Value, End of Period ...........$          7.73  $          6.58   $          6.32   $          5.46   $          4.98
                                          ===============  ===============   ===============   ===============   ===============
  Total Return(4) ........................          39.94%           15.92%            28.06%            18.56%             0.83%

RATIOS/SUPPLEMENTAL DATA
Ratio of Operating Expenses
   to Average Net Assets .................           1.00%            1.00%             0.97%             1.00%             1.00%(5)
Ratio of Net Investment Income
   to Average Net Assets .................           1.38%            1.86%             2.17%             2.65%             3.37%(5)
Portfolio Turnover Rate ..................           1.30%             111%              145%               94%               79%
Average Commission Paid per
   Share of Equity Security Traded .......$        0.0462  $        0.0459   $        0.0409             --(6)             --(6)
Net Assets, End of Period
   (in thousands) ........................$     2,713,562  $     1,743,582   $       881,885   $       348,281   $        87,798
</TABLE>

(1) September 1, 1993 (inception) through March 31, 1994.

(2) Computed using average shares outstanding throughout the period.

(3) Per share amount was less than $0.01.

(4) Total  return   assumes   reinvestment   of  dividends   and  capital  gains
    distributions,  if any. Total returns for periods less than one year are not
    annualized.

(5) Annualized.

(6) Disclosure of average  commission  paid per share of equity  security traded
    was not required prior to the year ended March 31, 1996.


PROSPECTUS                   PERFORMANCE INFORMATION OF OTHER CLASS          7


<TABLE>
<CAPTION>
                    PERFORMANCE INFORMATION OF OTHER CLASS
                                 EQUITY INCOME

  The Advisor Class of the fund was established September 3, 1996. The financial
information  in this  table  regarding  selected  per  share  data  for the fund
reflects  the  performance  of the fund's  Investor  Class of shares which has a
total expense ratio that is 0.25% lower than the Advisor Class.  Had the Advisor
Class been in existence for the fund for the time periods presented,  the fund's
performance information would be lower as a result of the additional expense.

  The Financial  Highlights for the fiscal year ended March 31, 1998,  have been
audited by Deloitte & Touche LLP,  independent  auditors,  whose report  thereon
appears in the fund's annual report, which is incorporated by reference into the
Statement of  Additional  Information.  The annual  report  contains  additional
performance  information  and will be made  available  upon  request and without
charge.  The Financial  Highlights  for the periods ended on or before March 31,
1997, have been audited by other independent auditors. The information presented
is for a share outstanding throughout the years ended March 31, except as noted

                                                    1998            1997             1996              1995(1)
PER-SHARE DATA
<S>                                           <C>               <C>               <C>               <C>          
Net Asset Value,  Beginning of Period .....   $        6.31     $        6.10     $        5.42     $        5.00
                                              -------------     -------------     -------------     -------------
Income From Investment Operations
  Net Investment Income(2) ................            0.25              0.22              0.20              0.09
  Net Realized and Unrealized Gain
     on Investment Transactions ...........            1.99              0.75              1.13              0.44
                                              -------------     -------------     -------------     -------------
Total From Investment Operations ..........            2.24              0.97              1.33              0.53
                                              -------------     -------------     -------------     -------------
Distributions
  From Net Investment Income ..............           (0.24)            (0.21)            (0.19)            (0.09)
  In Excess of Net Investment Income ......            --               --(3)             (0.01)             --
  From Net Realized Gains on
     Investment Transactions ..............           (1.16)            (0.55)            (0.45)            (0.02)
                                              -------------     -------------     -------------     -------------
  Total Distributions .....................           (1.40)            (0.76)            (0.65)            (0.11)
                                              -------------     -------------     -------------     -------------
Net Asset Value, End of Period ............   $        7.15     $        6.31     $        6.10     $        5.42
                                              =============     =============     =============     =============
     Total Return(4) ......................           37.78%            16.24%            25.67%            10.69%

RATIOS/SUPPLEMENTAL DATA
Ratio of Operating Expenses
   to Average Net Assets ..................            1.00%             1.00%             0.98%             1.00%(5)
Ratio of Net Investment Income
   to Average Net Assets ..................            3.52%             3.46%             3.51%             4.04%(5)
Portfolio Turnover Rate ...................             158%              159%              170%               45%
Average Commission Paid per
   Share of Equity Security Traded ........   $      0.0453     $      0.0440     $      0.0378             --(6)
Net Assets, End of Period
   (in thousands) .........................   $     355,962     $     199,388     $     116,692     $      52,213
</TABLE>

(1) August 1, 1994 (inception), through March 31, 1995.

(2) Computed using average shares outstanding throughout the period.

(3) Per share amount was less than $0.01.

(4) Total  return   assumes   reinvestment   of  dividends   and  capital  gains
    distributions,  if any. Total returns for periods less than one year are not
    annualized.

(5) Annualized.

(6) Disclosure of average  commission  paid per share of equity  security traded
    was not required prior to the year ended March 31, 1996.

8     PERFORMANCE INFORMATION OF OTHER CLASS       AMERICAN CENTURY INVESTMENTS


                        INFORMATION REGARDING THE FUNDS

 INVESTMENT POLICIES OF THE FUNDS

    The funds have adopted certain investment restrictions that are set forth in
the  Statement of Additional  Information.  Those  restrictions,  as well as the
investment objectives of the funds identified on page 2 of this Prospectus,  and
any other investment  policies designated as "fundamental" in this Prospectus or
in  the  Statement  of  Additional   Information,   cannot  be  changed  without
shareholder approval.  The funds have implemented additional investment policies
and  practices  to guide their  activities  in the  pursuit of their  respective
investment  objectives.  These  policies  and  practices,  which  are  described
throughout this Prospectus,  are not designated as fundamental  policies and may
be changed without shareholder approval.

VALUE

    The investment  objective of Value is long-term capital growth.  Income is a
secondary  objective.  The fund seeks to achieve  its  objectives  by  investing
primarily   in   equity   securities   of   well-established    companies   with
intermediate-to-large  market capitalizations that are believed by management to
be undervalued at the time of purchase.

    Securities may be undervalued  because they are  temporarily out of favor in
the  market  due to  market  decline,  poor  economic  conditions,  or actual or
anticipated unfavorable developments affecting the issuer of the security or its
industry,  or because  the market  has  overlooked  them.  Under  normal  market
conditions,  the fund  expects  to invest at least 80% of the value of its total
assets  in  equity  securities.   The  fund's  investments   typically  will  be
characterized   by   lower   price-to-earnings,    price-to-cash   flow   and/or
price-to-book  value  ratios  relative  to the  equity  market in  general.  Its
investments also may have above-average current dividend yields.

    It is  management's  intention  that  the fund  will  consist  primarily  of
domestic equity securities.  However, the fund also may invest in other types of
domestic or foreign securities  consistent with the accomplishment of the fund's
objective.  The  other  securities  the  fund  may  invest  in  are  convertible
securities  (see  "Other  Investment   Practices,   Their   Characteristics  and
Risks--Equity  Securities," page 11),  preferred stocks,  bonds,  notes and debt
securities of companies and debt  obligations of governments and their agencies.
Investments in these  securities will be made when the manager believes that the
total  return  potential  on these  securities  equals or exceeds the  potential
return on common stocks.

SMALL CAP VALUE

    The  investment  objective of Small Cap Value is long-term  capital  growth.
Income is a secondary  objective.  The Fund seeks to achieve its  objectives  by
investing  primarily  in equity  securities  of companies  with  smaller  market
capitalizations that are believed by management to be undervalued at the time of
purchase.

    Securities may be undervalued  because they are  temporarily out of favor in
the  market  due to  market  decline,  poor  economic  conditions,  or actual or
anticipated unfavorable developments affecting the issuer of the security or its
industry,  or because  the market  has  overlooked  them.  Under  normal  market
conditions,  the fund  expects  to invest at least 80% of the value of its total
assets  in  equity  securities.   The  fund's  investments   typically  will  be
characterized   by   lower   price-to-earnings,    price-to-cash   flow   and/or
price-to-book  value  ratios  relative  to the  equity  market in  general.  Its
investments  also may have  above-average  current  dividend  yields relative to
other smaller capitalization investments.

    The fund will invest its assets primarily in equity  securities of companies
with smaller  market  capitalizations.  A company  shall be considered to have a
smaller market  capitalization  if, at the time of  investment,  it has a market
capitalization that is not greater than the market capitalization of the largest
company  contained in the  S&P/Barra  Small-Cap  600 Value Index.  The S&P/Barra
Small-Cap 600 Value Index is a stock index that tracks the performance of equity
securities of smaller  capitalization  companies  contained in the S&P Small-Cap
600 Value Index which


PROSPECTUS                       INFORMATION REGARDING THE FUNDS               9


have higher book  value-to-price  ratios and,  thus,  may be more  attractive to
investors  using the value style of  investing.  As of December  31,  1997,  the
largest  company  contained  in the  S&P/Barra  Small-Cap  600 Value Index had a
market  capitalization of approximately  $2.3 billion,  while the median company
contained  in the  index  had a  market  capitalization  of  approximately  $387
million.

    It is  management's  intention  that  the fund  will  consist  primarily  of
domestic equity securities.  However, the fund also may invest in other types of
domestic or foreign securities  consistent with the accomplishment of the fund's
objective.  The  other  securities  the  fund  may  invest  in  are  convertible
securities  (see  "Other  Investment   Practices,   Their   Characteristics  and
Risks--Equity  Securities," page 11),  preferred stocks,  bonds,  notes and debt
securities of companies and debt  obligations of governments and their agencies.
Investments in these  securities will be made when the manager believes that the
total  return  potential  on these  securities  equals or exceeds the  potential
return on common stocks.

EQUITY INCOME

    The  investment  objective  of Equity  Income is the  production  of current
income.  Capital  appreciation  is a secondary  objective of the fund.  The fund
seeks to achieve its objectives by screening  companies  primarily for favorable
dividend-paying  history (yield) and prospects for continuing  and/or increasing
dividend-paying ability and secondarily for capital appreciation potential.  The
fund seeks a yield that exceeds the yield of securities  comprising the S&P 500.
Total  return  for the  fund  will  consist  primarily  of  dividend-income  and
secondarily of capital appreciation (or depreciation).

    Under normal  circumstances,  the fund will invest at least 65% of its total
assets  in  equity  securities  and at least  85% of its  total  assets  will be
invested  in  income-paying  securities.   The  fund's  portfolio  will  consist
primarily of domestic securities.

POLICIES APPLICABLE TO ALL FUNDS

    Each fund's  holdings  will be spread  among  industry  groups that meet its
investment  criteria  to help reduce  certain  risks  inherent  in common  stock
investments.  These  investments  will  primarily be securities  listed on major
exchanges or traded in the over-the-counter markets.

    Income is a primary or  secondary  objective  of each fund.  As a result,  a
portion of the portfolio of each fund may consist of fixed income securities.

    The value of fixed income securities fluctuates based on changes in interest
rates and in the credit  quality of the issuer.  Debt  securities  that comprise
part of a fund's fixed income portfolio will be limited primarily to "investment
grade"  obligations.  However,  each fund may  invest up to 5% of its  assets in
"high yield" securities.  "Investment grade" means that at the time of purchase,
such  obligations  are rated within the four highest  categories by a nationally
recognized statistical rating organization (for example, at least Baa by Moody's
Investors  Service,  Inc. or BBB by Standard & Poor's  Corporation),  or, if not
rated,  are of equivalent  investment  quality as  determined by the  investment
manager. According to Moody's, bonds rated Baa are medium-grade and possess some
speculative  characteristics.  A BBB rating by S&P indicates S&P's belief that a
security  exhibits a  satisfactory  degree of safety and capacity for repayment,
but  is  more   vulnerable   to  adverse   economic   conditions   and  changing
circumstances.

    "High yield"  securities,  sometimes referred to as "junk bonds," are higher
risk,  non-convertible  debt  obligations  that are rated below investment grade
securities, or are unrated, but with similar credit quality.

    There are no credit or maturity  restrictions on the fixed income securities
in which the high yield  portion of a fund's  portfolio  may be  invested.  Debt
securities rated lower than Baa by Moody's or BBB by S&P or their equivalent are
considered  by  many  to  be  predominantly  speculative.  Changes  in  economic
conditions or other circumstances are more likely to lead to a weakened capacity
to make principal and interest payments on such securities than is the case with
higher quality debt securities. Regardless of rating levels, all debt securities
considered  for purchase by the fund are analyzed by the  investment  manager to
determine,  to the extent reasonably  possible,  that the planned  investment is
sound, given the investment  objective of the fund (see "An Explanation of Fixed
Income Securities Ratings" in the Statement of Additional Information).


10     INFORMATION REGARDING THE FUNDS             AMERICAN CENTURY INVESTMENTS


    The funds  will not  necessarily  dispose of high  yield  securities  if the
aggregate value of such securities  exceeds 5% of a fund's assets, if such level
is exceeded as a result of market  appreciation  of the value of such securities
or market depreciation of the value of the other assets of the fund. Rather, the
manager will cease  purchasing any additional  high yield  securities  until the
value of such  securities  is less than 5% of the fund's assets and will monitor
such  investments to determine  whether  continuing to hold such  investments is
likely to assist the fund in meeting its investment objectives.

    In addition,  the value of a fund's  investments in fixed income  securities
will change as prevailing interest rates change. In general,  the prices of such
securities  vary inversely  with interest  rates.  As prevailing  interest rates
fall, the prices of bonds and other securities that trade on a yield basis rise.
When prevailing  interest rates rise,  bond prices fall.  These changes in value
may,  depending upon the particular  amount and type of fixed income  securities
holdings of a fund, impact the net asset value of that fund's shares.

    Notwithstanding   the  fact  the  funds  will  invest  primarily  in  equity
securities,  under  exceptional  market or  economic  conditions,  the funds may
temporarily  invest  all or a  substantial  portion  of their  assets in cash or
investment grade short-term  securities  (denominated in U.S. dollars or foreign
currencies).

    To the  extent  that a fund  assumes a  defensive  position,  it will not be
investing for capital growth.

OTHER INVESTMENT PRACTICES, THEIR CHARACTERISTICS AND RISKS

    For additional information,  see "Investment  Restrictions" in the Statement
of Additional Information.

FOREIGN SECURITIES

    Each fund may  invest up to 25% of its assets in the  securities  of foreign
issuers,  including debt  securities of foreign  governments and their agencies,
when these  securities  meet its  standards of  selection.  The manager  defines
"foreign issuer" as an issuer of securities that is domiciled outside the United
States,  derives  at least 50% of its total  revenue  from  production  or sales
outside of the United States,  and/or whose principal  trading market is outside
the United  States.  The principal  business  activities of such issuers will be
located in developed countries.

    The funds may make such investments either directly in foreign securities or
indirectly by purchasing depositary receipts for foreign securities.  Depositary
receipts or depositary shares or similar instruments  (collectively  "depositary
receipts") are securities that are listed on exchanges or quoted in the domestic
over-the-counter  markets  in  one  country  but  represent  shares  of  issuers
domiciled in another country.  Direct  investments in foreign  securities may be
made either on foreign securities exchanges or in the over-the-counter markets.

    Subject to their individual  investment  objectives and policies,  the funds
may invest in common stocks,  convertible  securities,  preferred stocks, bonds,
notes and other debt  securities  of foreign  issuers,  and debt  securities  of
foreign  governments and their agencies.  The funds will limit their purchase of
debt securities to investment-grade obligations.

    Investments in foreign securities may present certain risks, including those
resulting from  fluctuations in currency  exchange rates,  future  political and
economic  developments,  clearance and settlement risk, reduced  availability of
public  information  concerning  issuers,  and the lack of  uniform  accounting,
auditing,   financial   reporting   standards  and  practices  and  requirements
comparable to those applicable to domestic issuers.

EQUITY SECURITIES

    In addition to  investing  in common  stocks,  the funds may invest in other
equity  securities and equity  equivalents.  Other equity  securities and equity
equivalents  include securities that permit a fund to receive an equity interest
in an issuer, the opportunity to acquire an equity interest in an issuer, or the
opportunity  to  receive a return on its  investment  that  permits  the fund to
benefit from the growth over time in the equity of an issuer. Examples of equity
securities and equity equivalents include preferred stock, convertible preferred
stock and convertible debt securities.

    Each fund will limit its holdings of  convertible  debt  securities to those
that,  at the time of  purchase,  are rated at least B- by S&P or B3 by Moody's,
or, if not rated by S&P or  Moody's,  are of  equivalent  investment  quality as
determined by the manager.


PROSPECTUS                            INFORMATION REGARDING THE FUNDS         11


A fund's  investments  in  convertible  debt  securities  and other high  yield,
non-convertible  debt securities rated below investment grade will comprise less
than 35% of the fund's net assets.  Debt securities rated below the four highest
categories are not considered  "investment grade" obligations.  These securities
have  speculative  characteristics  and present more credit risk than investment
grade obligations.  For a description of the S&P and Moody's ratings categories,
see "An  Explanation  of Fixed Income  Securities  Ratings" in the  Statement of
Additional  Information.  Equity  equivalents also may include  securities whose
value or return is  derived  from the value or return of a  different  security.
Depositary  receipts,  which are  described  in the  following  section,  are an
example of the type of derivative security in which a fund might invest.

FORWARD CURRENCY EXCHANGE CONTRACTS

    Some of the  foreign  securities  held by the  funds may be  denominated  in
foreign  currencies.  Other  securities,  such as  depositary  receipts,  may be
denominated  in  U.S.  dollars,  but  have a  value  that  is  dependent  on the
performance  of a  foreign  security,  as  valued  in the  currency  of its home
country. As a result, the value of a fund's portfolio may be affected by changes
in the exchange rates between foreign currencies and the U.S. dollar, as well as
by changes in the market values of the securities themselves. The performance of
foreign  currencies  relative to the U.S.  dollar may be a factor in the overall
performance of a fund.

    To protect against adverse  movements in exchange rates between  currencies,
the funds may, for hedging purposes only,  enter into forward currency  exchange
contracts.  A forward currency exchange contract  obligates the fund to purchase
or sell a specific currency at a future date at a specific price.

    A fund may elect to enter into a forward  currency  exchange  contract  with
respect to a specific  purchase  or sale of a security,  or with  respect to the
fund's portfolio positions generally.

    By entering into a forward  currency  exchange  contract with respect to the
specific  purchase or sale of a security  denominated in a foreign  currency,  a
fund can "lock in" an exchange rate between the trade and  settlement  dates for
that purchase or sale.  This practice is sometimes  referred to as  "transaction
hedging." Each fund may enter into transaction hedging contracts with respect to
all or a substantial portion of its foreign securities trades.

    When the manager  believes  that a particular  currency may decline in value
compared to the U.S.  dollar,  a fund may enter into forward  currency  exchange
contracts  to sell the value of some or all of the fund's  portfolio  securities
either  denominated in, or whose value is tied to, that currency.  This practice
is  sometimes  referred to as  "portfolio  hedging." A fund may not enter into a
portfolio  hedging  transaction where it would be obligated to deliver an amount
of foreign currency in excess of the aggregate value of its portfolio securities
or other assets denominated in, or whose value is tied to, that currency.

    Each  fund  will  make  use  of  portfolio  hedging  to  the  extent  deemed
appropriate by the manager.  However,  it is anticipated  that a fund will enter
into portfolio hedges much less frequently than transaction hedges.

    If a fund enters into a forward currency exchange  contract,  the fund, when
required,  will  instruct  its  custodian  bank  to  segregate  cash  or  liquid
high-grade securities in a separate account in an amount sufficient to cover its
obligation under the contract.  Those assets will be valued at market daily, and
if  the  value  of  the  segregated  securities  declines,  additional  cash  or
securities  will be added so that the value of the  account is not less than the
amount of the fund's commitment. At any given time, no more than 10% of a fund's
assets will be committed to a segregated  account in connection  with  portfolio
hedging transactions.

    Predicting the relative future values of currencies is very  difficult,  and
there is no  assurance  that any  attempt  to  protect  a fund  against  adverse
currency  movements through the use of forward currency exchange  contracts will
be successful. In addition, the use of forward currency exchange contracts tends
to limit the  potential  gains that might  result from a positive  change in the
relationship between the foreign currency and the U.S. dollar.

INVESTMENTS IN SMALLER COMPANIES

    Small Cap Value will invest  primarily in  securities  of  companies  having
smaller  market  capitalizations.  These smaller  companies may present  greater
opportunities for capital appreciation, but may also involve


12     INFORMATION REGARDING THE FUNDS              AMERICAN CENTURY INVESTMENTS


greater  risks than larger  issuers.  Such  companies  may have limited  product
lines,  markets or  financial  resources,  and their  securities  may trade less
frequently and in more limited  volume than the securities of larger  companies.
In addition,  the securities of such companies may be more likely to be delisted
from trading on their primary exchange.  As a result,  the securities of smaller
companies may experience  significantly more price volatility and less liquidity
than securities of larger  companies,  and this volatility and limited liquidity
may be reflected in the net asset value of the fund.

PORTFOLIO TURNOVER

    The total  portfolio  turnover rates of Value and Equity Income are shown in
the Financial Highlights tables of this Prospectus.

    Investment  decisions  to  purchase  and sell  securities  are  based on the
anticipated  contribution  of the security in question to the fund's  investment
objectives.  The  manager  believes  that  the  rate of  portfolio  turnover  is
irrelevant  when it determines a change is in order to achieve those  objectives
and, accordingly, the annual portfolio turnover rate cannot be anticipated.

    The portfolio  turnover of a fund may be higher than other mutual funds with
similar investment  objectives.  Higher turnover would generate  correspondingly
greater  brokerage  commissions  that the funds pay directly.  Higher  portfolio
turnover also may increase the  likelihood of realized  capital  gains,  if any,
distributed by the fund. See "Taxes," page 20.

REPURCHASE AGREEMENTS

    Each fund may invest in repurchase agreements when such transactions present
an attractive  short-term return on cash that is not otherwise  committed to the
purchase of securities pursuant to the investment policies of that fund.

    A  repurchase  agreement  occurs  when,  at the time the fund  purchases  an
interest-bearing  obligation,  the seller (a bank or a broker-dealer  registered
under  the  Securities  Exchange  Act of  1934)  agrees  to  repurchase  it on a
specified  date in the future at an  agreed-upon  price.  The  repurchase  price
reflects  an  agreed-upon  interest  rate  during the time the  fund's  money is
invested in the security.

    Since  the  security  purchased  constitutes  security  for  the  repurchase
obligation,  a repurchase  agreement can be considered a loan  collateralized by
the security purchased.  The fund's risk is the ability of the seller to pay the
agreed-upon repurchase price on the repurchase date. If the seller defaults, the
fund may incur costs in  disposing  of the  collateral,  which would  reduce the
amount realized  thereon.  If the seller seeks relief under the bankruptcy laws,
the  disposition of the collateral may be delayed or limited.  To the extent the
value of the security decreases, the fund could experience a loss.

    The funds will limit repurchase agreement  transactions to securities issued
by the U.S. government, its agencies and instrumentalities,  and will enter into
such  transactions  only with those banks and securities  dealers who are deemed
creditworthy pursuant to criteria adopted by the funds' Board of Directors.

FUTURES CONTRACTS

    Each  fund may  enter  into  domestic  stock  futures  contracts.  A futures
contract is an agreement to take or make  delivery of an amount of cash based on
the difference between the value of the index at the beginning and at the end of
the contract period.

    Rather than  actually  purchasing  the  specific  financial  assets,  or the
securities of a market index, the manager may purchase a futures contract, which
reflects the value of such underlying  securities.  For example, S&P 500 futures
reflect  the  value  of the  underlying  companies  that  comprise  the  S&P 500
Composite  Stock Price Index.  If the aggregate  market value of the  underlying
index securities increases or decreases during the contract period, the value of
the S&P 500 futures can be expected to reflect such  increase or decrease.  As a
result,  the  manager  is able to  expose  to the  equity  markets  cash that is
maintained  by the  funds to meet  anticipated  redemptions  or held for  future
investment opportunities. Because futures generally settle within a day from the
date they are  closed  out  (compared  with  three  days for the types of equity
securities  primarily  invested in by the funds) the manager  believes that this
use of  futures  allows the funds to  effectively  be fully  invested  in equity
securities while maintaining the liquidity needed by the funds.


PROSPECTUS                             INFORMATION REGARDING THE FUNDS       13


    When a fund enters into a futures contract,  it must make deposit of cash or
high-quality debt securities, known as "initial margin," as partial security for
its  performance  under the contract.  As the value of the underlying  financial
assets  fluctuates,  the parties to the contract are required to make additional
margin payments, known as "variation margin," to cover any additional obligation
it may have  under  the  contract.  Assets  set  aside by a fund as  initial  or
variation  margin  may not be  disposed  of so long as the  fund  maintains  the
contract.

    The funds may not  purchase  leveraged  futures.  A fund will  deposit  in a
segregated  account with its custodian bank cash or high-quality debt securities
in an  amount  equal  to the  fluctuating  market  value  of the  index  futures
contracts it has purchased, less any margin deposited on its position. The funds
will invest only in exchange-traded  futures. In addition,  the value of futures
contracts purchased by a fund may not exceed 5% of the fund's total assets.

DERIVATIVE SECURITIES

    To the extent  permitted by its investment  objectives and policies,  a fund
may  invest  in  securities  that  are  commonly  referred  to  as  "derivative"
securities.  Generally,  a derivative  is a financial  arrangement  the value of
which is based on, or "derived" from, a traditional  security,  asset, or market
index.   Certain  derivative   securities  are  more  accurately   described  as
"index/structured"   securities.   Index/structured  securities  are  derivative
securities whose value or performance is linked to other equity securities (such
as depositary receipts),  currencies, interest rates, indices or other financial
indicators (reference indices).

    Some   "derivatives"  such  as   mortgage-related   and  other  asset-backed
securities are in many respects like any other investment,  although they may be
more volatile or less liquid than more traditional debt securities.

    There are many different types of derivatives and many different ways to use
them. Futures and options are commonly used for traditional  hedging purposes to
attempt to protect a fund from exposure to changing  interest rates,  securities
prices,  or  currency  exchange  rates  and for cash  management  purposes  as a
low-cost method of gaining  exposure to a particular  securities  market without
investing directly in those securities.

    No fund may invest in a derivative  security  unless the reference  index or
the  instrument to which it relates is an eligible  investment for the fund. For
example,  a security whose underlying value is linked to the S&P 500 Index would
be a permissible investment since each of the funds may invest in the securities
of companies  comprising  the S&P 500 Index  (assuming  they  otherwise meet the
other  requirements  for the fund),  while a security whose  underlying value is
linked to the price of oil would not be a  permissible  investment  because  the
funds may not invest in oil and gas leases or futures.

    The return on a derivative security may increase or decrease, depending upon
changes in the reference index or instrument to which it relates.

    There is a range of risks associated with derivative investments,  including
but not limited to:

    *    the risk that the underlying  security,  interest rate, market index or
         other  financial  asset will not move in the  direction  the  portfolio
         manager anticipates;

    *    the possibility that there will be no liquid secondary  market,  or the
         possibility  that  price  fluctuation  limits  will be  imposed  by the
         relevant exchange,  either of which may make it difficult or impossible
         to close out a position when desired;

    *    the risk that adverse price movements in an instrument will result in a
         loss substantially greater than a fund's initial investment; and

    *    the risk that the counterparty will fail to perform its obligations.

    The  Board  of  Directors  has  approved  the  manager's   policy  regarding
investments in derivative securities. That policy specifies factors that must be
considered in connection  with a purchase of derivative  securities.  The policy
also establishes a committee that must review certain proposed  purchases before
the  purchases  can be  made.  The  manager  will  report  on fund  activity  in
derivative securities to the Board of Directors as necessary.  In addition,  the
Board will review the manager's policy for investments in derivative  securities
annually.

WHEN-ISSUED SECURITIES

    Each of the funds may  sometimes  purchase  new  issues of  securities  on a
when-issued basis or forward commitment basis when, in the opinion of the man-


14   INFORMATION REGARDING THE FUNDS               AMERICAN CENTURY INVESTMENTS


ager,  such purchases  will further the  investment  objectives of the fund. The
price of  when-issued  securities is  established  at the time the commitment to
purchase is made.  Delivery of and payment for these securities  typically occur
15 to 45 days after the commitment to purchase. Market rates of interest on debt
securities at the time of delivery may be higher or lower than those  contracted
for on the  when-issued  security.  Accordingly,  the value of such security may
decline prior to delivery,  which could result in a loss to the fund. A separate
account for each fund  consisting  of cash or  appropriate  liquid  assets in an
amount at least equal to the  when-issued  commitments  will be established  and
maintained  with the  custodian.  No income  will  accrue  to the fund  prior to
delivery.

SHORT SALES

    A fund may engage in short sales if, at the time of the short sale, the fund
owns or has the right to acquire securities equivalent in kind and amount to the
securities being sold short. Such  transactions  allow the fund to hedge against
price fluctuations by locking in a sale price for securities it does not wish to
sell immediately.

    A fund may make a short sale when it wants to sell the security it owns at a
current  attractive  price, but also wishes to defer recognition of gain or loss
for federal  income tax purposes and for purposes of  satisfying  certain  tests
applicable to regulated investment companies under the Internal Revenue Code and
Regulations.

INVESTMENTS IN COMPANIES WITH LIMITED  OPERATING HISTORIES

    The funds may invest in the  securities  of issuers with  limited  operating
histories.  The manager  considers an issuer to have a limited operating history
if that issuer has a record of less than three years of continuous operation.

    Investments  in securities of issuers with limited  operating  histories may
involve greater risks than investments in securities of more mature issuers.  By
their  nature,  such issuers  present  limited  operating  history and financial
information upon which the manager may base its investment decision on behalf of
the funds. In addition,  financial and other information regarding such issuers,
when available, may be incomplete or inaccurate.

    A fund will not invest more than 5% of its total assets in the securities of
issuers with less than a three-year operating history. The manager will consider
periods  of capital  formation,  incubation,  consolidation,  and  research  and
development  in  determining  whether a particular  issuer has a record of three
years of continuous operation.

RULE 144A SECURITIES

    The funds may, from time to time,  purchase Rule 144A  securities  when they
present  attractive  investment  opportunities  that  otherwise  meet the funds'
criteria for selection.  Rule 144A  securities are securities that are privately
placed with and traded among qualified  institutional  investors rather than the
general  public.  Although  Rule  144A  securities  are  considered  "restricted
securities," they are not necessarily illiquid.

    With respect to securities eligible for resale under Rule 144A, the staff of
the SEC has taken the  position  that the  liquidity of such  securities  in the
portfolio of a fund offering redeemable securities is a question of fact for the
Board  of  Directors  to  determine,  such  determination  to be  based  upon  a
consideration  of the readily  available  trading  markets and the review of any
contractual  restrictions.  The staff also  acknowledges  that,  while the Board
retains ultimate  responsibility,  it may delegate this function to the manager.
Accordingly, the Board has established guidelines and procedures for determining
the liquidity of Rule 144A securities and has delegated the day-to-day  function
of determining the liquidity of Rule 144A  securities to the manager.  The Board
retains the  responsibility to monitor the  implementation of the guidelines and
procedures it has adopted.

    Since the  secondary  market  for such  securities  is  limited  to  certain
qualified  institutional  investors,  the  liquidity of such  securities  may be
limited accordingly and a fund may, from time to time, hold a Rule 144A security
that is illiquid. In such an event, the fund's manager will consider appropriate
remedies to minimize  the effect on such  fund's  liquidity.  No fund may invest
more than 15% of its assets in illiquid  securities  (securities that may not be
sold within seven days at  approximately  the price used in determining  the net
asset value of fund shares).


PROSPECTUS                             INFORMATION REGARDING THE FUNDS       15


 PERFORMANCE ADVERTISING

    From  time  to  time,  the  funds  may  advertise   performance  data.  Fund
performance  may be shown by presenting  one or more  performance  measurements,
including  cumulative  total  return or average  annual  total return and yield.
Performance  data may be quoted  separately  for the  Advisor  Class and for the
other classes.

    Cumulative  total  return data is computed by  considering  all  elements of
return,  including  reinvestment  of dividends and capital gains  distributions,
over a stated  period of time.  Average  annual  total return is  determined  by
computing  the annual  compound  return over a stated  period of time that would
have  produced  the fund's  cumulative  total return over the same period if the
fund's performance had remained constant throughout.

    A quotation of yield  reflects a fund's  income over a stated period of time
expressed as a percentage of the fund's share price.

    Yield is  calculated  by adding  over a 30-day  (or  one-month)  period  all
interest and dividend  income (net of fund  expenses)  calculated  on each day's
market  values,  dividing  this  sum  by  the  average  number  of  fund  shares
outstanding  during the period, and expressing the result as a percentage of the
fund's  share  price on the last day of the 30-day (or  one-month)  period.  The
percentage is then annualized.  Capital gains and losses are not included in the
calculation.

    Yields are calculated  according to accounting methods that are standardized
in  accordance  with SEC  rules  for all stock  and bond  funds.  Because  yield
accounting methods differ from the methods used for other accounting purposes, a
fund's yield may not equal the income paid on its shares or the income  reported
in the fund's financial statements.

    The funds also may include in advertisements data comparing performance with
the performance of non-related  investment media,  published  editorial comments
and performance  rankings compiled by independent  organizations  such as Lipper
Analytical  Services  or  Donoghue's  Money Fund  Report and  publications  that
monitor the performance of mutual funds.  Performance  information may be quoted
numerically  or may be presented  in a table,  graph or other  illustration.  In
addition,  fund  performance  may be  compared to  well-known  indices of market
performance  including  the  Standard  and  Poor's  500  Index,  the  Dow  Jones
Industrial  Average,  the S&P/Barra  Value Index (with regard to Value),  the S&
P/Barra  Small-Cap  600 Value  Index  (with  regard to Small Cap  Value) and the
Lipper Equity Income Fund Index (with regard to Equity Income). Fund performance
also may be compared,  on a relative  basis,  to other funds in our fund family.
This relative comparison, which may be based upon historical fund performance or
historical  or  expected  volatility  or  other  fund  characteristics,  may  be
presented  numerically,  graphically or in text.  Fund  performance  also may be
combined or blended  with other funds in our fund family,  and that  combined or
blended  performance  may be  compared to the same  indices to which  individual
funds may be compared.

    All performance  information advertised by the funds is historical in nature
and is not intended to represent or guarantee future results.  The value of fund
shares when redeemed may be more or less than their original cost.


16   INFORMATION REGARDING THE FUNDS               AMERICAN CENTURY INVESTMENTS


                HOW TO INVEST WITH AMERICAN CENTURY INVESTMENTS

    The following sections explain how to purchase,  exchange and redeem Advisor
Class shares of the funds offered by this Prospectus.

HOW TO PURCHASE AND SELL AMERICAN CENTURY
FUNDS

    One or more of the funds  offered  by this  Prospectus  is  available  as an
investment  option under your  employer-sponsored  retirement or savings plan or
through  or in  connection  with a  program,  product  or  service  offered by a
financial intermediary,  such as a bank,  broker-dealer or an insurance company.
Since all records of your share  ownership are  maintained by your plan sponsor,
plan  recordkeeper  or other  financial  intermediary,  all orders to  purchase,
exchange and redeem shares must be made through your employer or other financial
intermediary, as applicable.

    If  you  are   purchasing   through  a  retirement  or  savings  plan,   the
administrator of your plan or your employee benefits office can provide you with
information  on how to  participate  in your  plan  and how to  select  American
Century funds as an investment option.

    If you are purchasing through a financial  intermediary,  you should contact
your service  representative at the financial intermediary for information about
how to select American Century funds.

    If you have questions about a fund, see "Investment  Policies of the Funds,"
page  9  or  call  one  of  our   Institutional   Service   Representatives   at
1-800-345-3533.

    Orders to purchase shares are effective on the day we receive payment. See
"When Share Price Is Determined," page 19.

    We may  discontinue  offering shares  generally in the funds  (including any
class  of  shares  of a fund)  or in any  particular  state  without  notice  to
shareholders.

HOW TO EXCHANGE FROM ONE AMERICAN CENTURY
FUND TO ANOTHER

    Your plan or program  may  permit you to  exchange  your  investment  in the
shares  of a fund for  shares  of  another  fund in our  family.  See your  plan
administrator, employee benefits office or financial intermediary for details on
the rules in your plan governing exchanges.

    Exchanges are made at the respective  net asset values,  next computed after
receipt of the exchange instruction by us. If in any 90-day period, the total of
the exchanges and  redemptions  from the account of any one plan  participant or
financial  intermediary  client exceeds the lesser of $250,000 or 1% of a fund's
assets,  further exchanges may be subject to special requirements to comply with
our policy on large equity fund redemptions. See "Special Requirements for Large
Redemptions," this page.

HOW TO REDEEM SHARES

    Subject to any  restrictions  imposed by your  employer's  plan or financial
intermediary's  program, you can sell ("redeem") your shares through the plan or
financial  intermediary  at their net  asset  value.  Your  plan  administrator,
trustee,  or financial  intermediary or other designated  person must provide us
with redemption instructions. The shares will be redeemed at the net asset value
next computed after receipt of the  instructions in good order.  See "When Share
Price Is  Determined,"  page 19. If you have any questions  about how to redeem,
contact  your  plan   administrator,   employee   benefits   office  or  service
representative at your financial intermediary, as applicable.

SPECIAL REQUIREMENTS FOR LARGE REDEMPTIONS

    We have  elected to be governed by Rule 18f-1 under the  Investment  Company
Act, which obligates each fund to redeem shares in cash, with respect to any one
participant account during any 90-day period, up to the lesser of $250,000 or 1%
of the assets of the fund.  Although  redemptions  in excess of this  limitation
will  also  normally  be paid in cash,  we  reserve  the  right  to honor  these
redemptions  by  making  payment  in  whole  or in  part in  readily  marketable
securities  (a  "redemption-in-kind").  If  payment is made in  securities,  the
securities will be


PROSPECTUS                   HOW TO INVEST WITH AMERICAN CENTURY INVESTMENTS  17


selected by the fund, will be valued in the same manner as they are in computing
the  fund's  net  asset  value  and  will  be  provided  to the  redeeming  plan
participant or financial intermediary in lieu of cash without prior notice.

    If you  expect  to make a large  redemption  and  would  like to  avoid  any
possibility of being paid in  securities,  you may do so by providing us with an
unconditional  instruction to redeem at least 15 days prior to the date on which
the redemption  transaction is to occur. The instruction must specify the dollar
amount  or number of  shares  to be  redeemed  and the date of the  transaction.
Receipt of your  instruction 15 days prior to the transaction  provides the fund
with  sufficient  time  to  raise  the  cash  in an  orderly  manner  to pay the
redemption  and thereby  minimizes the effect of the  redemption on the fund and
its remaining shareholders.

    Despite the funds' right to redeem fund shares through a redemption-in-kind,
we do not expect to exercise  this  option  unless a fund has an  unusually  low
level  of cash to meet  redemptions  and/or  is  experiencing  unusually  strong
demands for its cash.  Such a demand might be caused,  for  example,  by extreme
market conditions that result in an abnormally high level of redemption requests
concentrated in a short period of time.  Absent these or similar  circumstances,
we expect  redemptions in excess of $250,000 to be paid in cash in any fund with
assets of more than $50 million if total redemptions from any one account in any
90-day period do not exceed one-half of 1% of the total assets of the fund.

TELEPHONE SERVICES

INVESTORS LINE

    To  request  information  about our funds and a current  prospectus,  or get
answers to any  questions  that you may have about the funds and the services we
offer, call one of our Institutional Service Representatives at 1-800-345-3533.


18   HOW TO INVEST WITH AMERICAN CENTURY           AMERICAN CENTURY INVESTMENTS


                    ADDITIONAL INFORMATION YOU SHOULD KNOW

 SHARE PRICE

WHEN SHARE PRICE IS DETERMINED

    The price of your shares is also  referred to as their net asset value.  Net
asset value is determined  by  calculating  the total value of a fund's  assets,
deducting  total  liabilities  and  dividing  the result by the number of shares
outstanding.  For all American  Century  funds,  except funds issued by American
Century Target  Maturities  Trust, net asset value is determined as of the close
of regular trading on each day that the New York Stock Exchange is open, usually
3 p.m.  Central  time.  The net asset  values  for Target  Maturities  funds are
determined one hour prior to the close of the Exchange.

    Investments and requests to redeem or exchange shares will receive the share
price next  determined  after  receipt by us of the  investment,  redemption  or
exchange  request.  For example,  investments and requests to redeem or exchange
shares  received by us or one of our agents or  designees  before the time as of
which the net asset value of the fund is determined,  are effective on, and will
receive the price  determined,  that day.  Investment,  redemption  and exchange
requests received  thereafter are effective on, and receive the price determined
as of, the close of the Exchange on the next day the Exchange is open.

    Investments  are  considered  received  only when payment is received by us.
Wired funds are  considered  received on the day they are  deposited in our bank
account if they are deposited before the time as of which the net asset value of
the fund is determined.

    It is the responsibility of your plan recordkeeper or financial intermediary
to  transmit  your  purchase,  exchange  and  redemption  requests to the funds'
transfer agent prior to the applicable  cut-off time for receiving orders and to
make  payment  for any  purchase  transactions  in  accordance  with the  funds'
procedures  or any  contractual  arrangements  with  the  funds  or  the  funds'
distributor in order for you to receive that day's price.

    We have contractual  relationships with certain financial  intermediaries in
which such intermediaries  represent that they have systems to track the time at
which  investment  orders are  received  and to  segregate  orders  received  at
different times. Based on these representations,  the funds have authorized such
intermediaries  and their designees to accept purchase and redemption  orders on
the funds' behalf up to the applicable cut-off time. The funds will be deemed to
have received such orders upon acceptance by the duly  authorized  intermediary,
and such  orders will be priced at the funds' net asset  values next  determined
after acceptance on the funds' behalf by such intermediary.

HOW SHARE PRICE IS DETERMINED

    The valuation of assets for determining net asset value may be summarized as
follows:

    The portfolio  securities of each fund, except as otherwise noted, listed or
traded on a domestic  securities  exchange  are valued at the last sale price on
that  exchange.  Portfolio  securities  primarily  traded on foreign  securities
exchanges  generally  are  valued  at  the  preceding  closing  values  of  such
securities on the exchange where primarily traded. If no sale is reported, or if
local convention or regulation so provides, the mean of the latest bid and asked
prices is used.  Depending on local convention or regulation,  securities traded
over-the-counter  are priced at the mean of the latest bid and asked prices,  or
at the last sale  price.  When  market  quotations  are not  readily  available,
securities and other assets are valued at fair value as determined in accordance
with procedures adopted by the Board of Directors.

    Debt  securities  not traded on a principal  securities  exchange are valued
through  valuations  obtained from a commercial  pricing  service or at the most
recent  mean of the bid and asked  prices  provided  by  investment  dealers  in
accordance with procedures established by the Board of Directors.

    The  value of an  exchange-traded  foreign  security  is  determined  in its
national currency as of the close of trading on the foreign exchange on which it
is


PROSPECTUS                         ADDITIONAL INFORMATION YOU SHOULD KNOW     19


traded or as of the close of business on the New York Stock Exchange, if that is
earlier.  That value is then  exchanged  to dollars  at the  prevailing  foreign
exchange rate.

    Trading in securities on European and Far Eastern  securities  exchanges and
over-the-counter markets is normally completed at various times before the close
of  business on each day that the New York Stock  Exchange is open.  If an event
were to occur after the value of a security was  established  but before the net
asset value per share was  determined  that was likely to materially  change the
net asset value,  then that security would be valued at fair value as determined
in accordance with procedures adopted by the Board of Directors.

    Trading of these  securities in foreign  markets may not take place on every
New York Stock  Exchange  business  day. In addition,  trading may take place in
various  foreign  markets on  Saturdays or on other days when the New York Stock
Exchange  is not open and on which a fund's net asset  value is not  calculated.
Therefore,  such  calculation  does not take  place  contemporaneously  with the
determination  of the prices of many of the  portfolio  securities  used in such
calculation  and the value of a fund's  portfolio  may be  affected on days when
shares of the fund may not be purchased or redeemed.

WHERE TO FIND INFORMATION ABOUT SHARE PRICE

    The net asset  values of the  Investor  Class of the funds are  published in
leading newspapers daily.  Because the total expense ratio for the Advisor Class
shares is 0.25% higher than the Investor  Class,  their net asset values will be
lower than the Investor Class.  The net asset value of the Advisor Class of each
fund may be obtained by calling us.

DISTRIBUTIONS

    Distributions  from net investment  income are declared and paid  quarterly.
Distributions from net realized securities gains, if any, generally are declared
and paid annually,  usually in December, but the funds may make distributions on
a more  frequent  basis to  comply  with the  distribution  requirements  of the
Internal Revenue Code, in all events in a manner  consistent with the provisions
of the Investment Company Act.

    Participants in employer-sponsored retirement or savings plans must reinvest
all  distributions.   For  shareholders   investing  through  taxable  accounts,
distributions  will be  reinvested  unless  you elect to  receive  them in cash.
Distributions of less than $10 generally will be reinvested.  Distributions made
shortly  after a  purchase  by check  or ACH may be held up to 15 days.  You may
elect to have distributions on shares held in certain IRAs and 403(b) plans paid
in cash only if you are at least  591/2  years old or  permanently  and  totally
disabled.  Distribution  checks  normally are mailed within seven days after the
record date. Please consult our Investor Services Guide for further  information
regarding your distribution options.

    A  distribution  on  shares of a fund  does not  increase  the value of your
shares or your total return. At any given time the value of your shares includes
the  undistributed  net  gains,  if any,  realized  by the  fund on the  sale of
portfolio securities,  and undistributed  dividends and interest received,  less
fund expenses.

    Because such gains and  dividends  are included in the price of your shares,
when they are  distributed  the price of your shares is reduced by the amount of
the  distribution.  If you buy your shares through a taxable account just before
the distribution,  you will pay the full price for your shares, and then receive
a portion of the  purchase  price back as a taxable  distribution.  See "Taxes,"
this page.

TAXES

    Each fund has elected to be taxed under Subchapter M of the Internal Revenue
Code,  which means that to the extent its income is distributed to shareholders,
it pays no income tax.

TAX-DEFERRED ACCOUNTS

    If fund  shares  are  purchased  through  tax-deferred  accounts,  such as a
qualified  employer-sponsored  retirement  or savings  plan,  income and capital
gains  distributions  paid by the fund  generally will not be subject to current
taxation,  but will  accumulate in your account under the plan on a tax-deferred
basis.

    Employer-sponsored  retirement and savings plans are governed by complex tax
rules. If you elect to participate in your employer's plan, consult your plan


20   ADDITIONAL INFORMATION YOU SHOULD KNOW         AMERICAN CENTURY INVESTMENTS


administrator,  your plan's  summary plan  description,  or a  professional  tax
advisor   regarding  the  tax   consequences  of   participation  in  the  plan,
contributions to, and withdrawals or distributions from the plan.

TAXABLE ACCOUNTS

    If fund shares are purchased through taxable accounts,  distributions of net
investment  income  and net  short-term  capital  gains  are  taxable  to you as
ordinary income. The dividends from net income may qualify for the 70% dividends
received  deduction  for  corporations  to the extent  that the fund held shares
receiving the dividend for more than 45 days. Distributions from gains on assets
held  longer  than 12 months but no more than 18 months  (28% rate gain)  and/or
assets held longer than 18 months (20% rate gain) are taxable as long-term gains
regardless of the length of time you have held the shares.  However,  you should
note that any loss  realized  upon the sale or redemption of shares held for six
months or less will be treated as a long-term  capital loss to the extent of any
distribution  of  long-term  capital  gain  (28% or 20%  rate  gain) to you with
respect to such shares.

    Dividends  and interest  received by a fund on foreign  securities  may give
rise  to  withholding  and  other  taxes  imposed  by  foreign  countries.   Tax
conventions  between  certain  countries  and the  United  States  may reduce or
eliminate such taxes. Foreign countries generally do not impose taxes on capital
gains in respect of investments  by  non-resident  investors.  The foreign taxes
paid by a fund will reduce its dividends.

    Distributions  are taxable to you  regardless  of whether  they are taken in
cash or reinvested,  even if the value of your shares is below your cost. If you
purchase shares shortly before a distribution,  you must pay income taxes on the
distribution,  even though the value of your investment (plus cash received,  if
any) will not have  increased.  In  addition,  the  share  price at the time you
purchase  shares may  include  unrealized  gains in the  securities  held in the
investment portfolio of the fund. If these portfolio securities are subsequently
sold and the gains are realized,  they will, to the extent not offset by capital
losses, be paid to you as a distribution of capital gains and will be taxable to
you as short-term or long-term capital gains (28% and/or 20% rate gain).

    In January of the year  following the  distribution,  if you own shares in a
taxable account, you will receive a Form 1099-DIV notifying you of the status of
your distributions for federal income tax purposes.

    Distributions also may be subject to state and local taxes, even if all or a
substantial  part  of such  distributions  are  derived  from  interest  on U.S.
government  obligations  which,  if you received them directly,  would be exempt
from state income tax. However, most but not all states allow this tax exemption
to pass  through  to fund  shareholders  when a fund pays  distributions  to its
shareholders.  You should  consult your tax advisor about the tax status of such
distributions in your own state.

    If you have not complied  with certain  provisions  of the Internal  Revenue
Code and  Regulations,  we are  required by federal law to withhold and remit to
the IRS 31% of reportable  payments (which may include dividends,  capital gains
distributions  and redemptions).  Those regulations  require you to certify that
the Social Security number or tax  identification  number you provide is correct
and that you are not subject to 31% withholding for previous  under-reporting to
the  IRS.  You  will be asked  to make  the  appropriate  certification  on your
application.  Payments  reported by us that omit your Social  Security number or
tax  identification  number will  subject us to a penalty of $50,  which will be
charged  against  your account if you fail to provide the  certification  by the
time the report is filed. This charge is not refundable.

    Redemption of shares of a fund  (including  redemptions  made in an exchange
transaction)  will be a taxable  transaction for federal income tax purposes and
shareholders  generally  will recognize a gain or loss in an amount equal to the
difference  between  the basis of the shares and the amount  received.  Assuming
that  shareholders hold such shares as a capital asset, the gain or loss will be
a capital gain or loss and generally  will be considered  long-term,  subject to
tax at a maximum rate of 28% if shareholders  have held such shares for a period
of more than 12 months but no more than 18 months and long-term,  subject to tax
at a maximum rate of 20% if  shareholders  have held such shares for a period of
more than 18 months. If a loss is realized on the redemption of fund shares, the
reinvestment  in  additional  fund  shares  within  30 days  before or after the
redemption may be subject to the "wash


PROSPECTUS                         ADDITIONAL INFORMATION YOU SHOULD KNOW     21


sale" rules of the Internal  Revenue Code,  resulting in a  postponement  of the
recognition of such loss for federal income tax purposes.

    In addition to the federal income tax consequences  described above relating
to an  investment  in a fund,  there  may be other  federal,  state or local tax
considerations  that depend upon the circumstances of each particular  investor.
Prospective  shareholders are therefore urged to consult their tax advisors with
respect to the effect of this investment on their own specific situations.

MANAGEMENT

INVESTMENT MANAGEMENT

    Under  the  laws of the  State  of  Maryland,  the  Board  of  Directors  is
responsible for managing the business and affairs of the funds.  Acting pursuant
to an  investment  management  agreement  entered into with the funds,  American
Century  Investment  Management,  Inc.  serves as the manager of the funds.  Its
principal place of business is American Century Tower, 4500 Main Street,  Kansas
City,  Missouri  64111.  The  manager  has been  providing  investment  advisory
services to investment companies and institutional  clients since it was founded
in 1958.

    The manager  supervises and manages the  investment  portfolio of a fund and
directs the purchase and sale of its investment  securities.  It utilizes a team
of portfolio managers, assistant portfolio managers and analysts acting together
to manage the assets of a fund.  The team meets  regularly  to review  portfolio
holdings and to discuss purchase and sale activity. The team adjusts holdings in
a fund's portfolio as it deems  appropriate in pursuit of the fund's  investment
objectives.  Individual  portfolio  manager  members of the team also may adjust
portfolio holdings of a fund as necessary between team meetings.

    The portfolio  manager  members of the teams managing the funds described in
this  Prospectus  and  their  work  experience  for the last  five  years are as
follows:

   
    PHILLIP N. DAVIDSON,  Vice President and Portfolio Manager,  joined American
Century in  September  1993 as a Portfolio  Manager.  Prior to joining  American
Century,  Mr.  Davidson  served as an  investment  manager for  Boatmen's  Trust
Company in St.  Louis,  Missouri.

    R. TODD VINGERS,  Portfolio Manager,  joined American Century in August 1994
as an Investment  Analyst,  a position he held until February 1998. At that time
he was promoted to Portfolio  Manager.  Prior to joining American  Century,  Mr.
Vingers  attended the  University  of Chicago  Graduate  School of Business from
October 1992 to June 1994,  where he obtained his MBA degree.
    

    The  activities  of the manager are subject only to directions of the funds'
Board of  Directors.  The  manager  pays all the  expenses  of the funds  except
brokerage,  taxes,  interest,  fees and  expenses of the  non-interested  person
directors (including counsel fees) and extraordinary expenses.

    For the  services  provided to the Advisor  Class of the funds,  the manager
receives  an annual fee of 0.75% of the  average  net assets of Value and Equity
Income and 1% of the average net assets of Small Cap Value.

    On the first business day of each month,  each fund pays a management fee to
the  manager  for the  previous  month at the  specified  rate.  The fee for the
previous month is calculated by multiplying  the applicable fee for each fund by
the  aggregate  average daily closing value of each fund's net assets during the
previous  month,  and  further  multiplying  that  product  by a  fraction,  the
numerator  of  which  is the  number  of  days  in the  previous  month  and the
denominator of which is 365 (366 in leap years).

CODE OF ETHICS

    The funds and the  manager  have  adopted  a Code of Ethics  that  restricts
personal  investing  practices by  employees of the manager and its  affiliates.
Among other  provisions,  the Code of Ethics requires that employees with access
to information about the purchase or sale of securities in the funds' portfolios


22   ADDITIONAL INFORMATION YOU SHOULD KNOW         AMERICAN CENTURY INVESTMENTS


obtain  preclearance before executing personal trades. With respect to Portfolio
Managers  and  other  investment   personnel,   the  Code  of  Ethics  prohibits
acquisition  of securities  in an initial  public  offering,  as well as profits
derived from the purchase and sale of the same security within 60 calendar days.
These provisions are designed to ensure that the interests of fund  shareholders
come before the interests of the people who manage those funds.

TRANSFER AND ADMINISTRATIVE SERVICES

    American Century  Services  Corporation,  American Century Tower,  4500 Main
Street,  Kansas City,  Missouri 64111 acts as transfer agent and dividend-paying
agent for the funds.  It provides  facilities,  equipment  and  personnel to the
funds, and is paid for such services by the manager.

    From time to time,  special  services  may be  offered to  shareholders  who
maintain  higher  share  balances  in our family of funds.  These  services  may
include the waiver of minimum investment requirements, expedited confirmation of
shareholder  transactions,  newsletters and a team of personal  representatives.
Any expenses associated with these special services will be paid by the manager.

    The manager and  transfer  agent are both wholly  owned by American  Century
Companies, Inc. James E. Stowers Jr., Chairman of the funds' Board of Directors,
controls  American Century Companies by virtue of his ownership of a majority of
its common stock.

    Pursuant  to  a  Sub-Administration   Agreement  with  the  manager,   Funds
Distributor,  Inc. (FDI) serves as the  Co-Administrator  for the funds.  FDI is
responsible for (i) providing  certain  officers of the funds and (ii) reviewing
and filing  marketing and sales  literature on behalf of the funds. The fees and
expenses of FDI are paid by the manager out of its unified fee.

YEAR 2000 ISSUES

    Many of the world's computer systems currently cannot properly  recognize or
process  date-sensitive  information  relating to the Year 2000 and beyond.  The
funds and the  manager  depend  upon the  computer  systems of  various  service
providers,  including  the  transfer  agent,  for their  day-to-day  operations.
Inadequate  remediation of the Year 2000 problem by these service  providers and
others  with whom they  interact  could  have an  adverse  effect on the  fund's
operations,  including  pricing,  securities  trading  and  settlement,  and the
provision of shareholder services.

    The transfer agent, in cooperation with the manager, has assembled a team of
information  technology  professionals who are taking steps to address Year 2000
issues with respect to its own computers and to obtain  satisfactory  assurances
that  comparable  steps are being  taken by the funds' and the  manager's  other
major service  providers  and vendors.  The key phases of the  remediation  plan
include: an inventory of all internal systems,  vendor products and services and
data providers  (substantially  completed in 1997); an assessment of all systems
for date reliance and the impact of the century rollover on each  (substantially
completed  with respect to critical  systems in early 1998);  and the renovation
and  testing of  affected  systems  (targeted  for  completion  with  respect to
critical  systems by the end of 1998).  The manager will pay for the remediation
effort  with  revenues  from its  management  fee,  so that the  funds  will not
directly bear any of the cost.

   
    In  light of these  remediation  efforts,  the  funds  do not  anticipate  a
material adverse impact on their business or operations.  However,  there can be
no assurance  that the  remediation  plan will be sufficient  and timely or that
interaction  with other  noncomplying  computer systems will not have a material
adverse effect on the funds' business, operations or financial condition.

    In addition,  the issuers of the  securities  in which the funds invests may
have Year 2000  computer  problems.  Although  the media and various  regulatory
agencies  have  focused a great  deal of  attention  on the need for  issuers to
assess  and  remediate  these  problems,  their  failure to do so could hurt the
funds' performance.
    

DISTRIBUTION OF FUND SHARES

    The funds' shares are distributed by FDI, a registered broker-dealer. FDI is
a wholly-owned  indirect  subsidiary of Boston  Institutional  Group, Inc. FDI's
principal business address is 60 State Street, Suite 1300, Boston, Massachusetts
02109.


PROSPECTUS                       ADDITIONAL INFORMATION YOU SHOULD KNOW       23


    Investors  may  open  accounts  with  American   Century  only  through  the
distributor.  All purchase  transactions in the funds offered by this Prospectus
are  processed  by the  transfer  agent,  which  is  authorized  to  accept  any
instructions relating to fund accounts.  All purchase orders must be accepted by
the  distributor.  All fees and expenses of FDI in acting as distributor for the
funds are paid by the manager.

SERVICE AND DISTRIBUTION FEES

    Rule  12b-1  adopted by the SEC under the  Investment  Company  Act  permits
investment  companies  that  adopt  a  written  plan  to  pay  certain  expenses
associated  with the  distribution  of their shares.  Pursuant to that rule, the
funds'  Board of Directors  and the initial  shareholder  of the funds'  Advisor
Class  shares  have  approved  and  entered  into  a  Master   Distribution  and
Shareholder Services Plan (the Plan) with the distributor. Pursuant to the Plan,
each fund pays a shareholder  services fee and a distribution fee, each equal to
0.25%  (for a total of 0.50%) per annum of the  average  daily net assets of the
shares of the fund's Advisor Class. The shareholder services fee is paid for the
purpose of paying the costs of securing certain  shareholder and  administrative
services,  and the  distribution fee is paid for the purpose of paying the costs
of providing various  distribution  services.  All or a portion of such fees are
paid  by  the  manager,   as  paying   agent  for  the  funds,   to  the  banks,
broker-dealers,  insurance companies or other financial  intermediaries  through
which such shares are made available.

    The Plan has been adopted and will be  administered  in accordance  with the
requirements  of Rule 12b-1 under the  Investment  Company Act.  For  additional
information about the Plan and its terms, see "Multiple Class  Structure--Master
Distribution  and  Shareholder  Services  Plan" in the  Statement of  Additional
Information. Fees paid pursuant to the Plan may be paid for shareholder services
and the maintenance of accounts and therefore may constitute  "service fees" for
purposes of applicable rules of the National Association of Securities Dealers.

FURTHER INFORMATION ABOUT AMERICAN CENTURY

    American Century Capital Portfolios,  Inc., (the "Corporation"),  the issuer
of the funds, was organized as a Maryland corporation on June 14, 1993.

    The corporation is a diversified,  open-end  management  investment  company
whose shares were first  offered for sale  September  1, 1993.  Its business and
affairs  are  managed  by its  officers  under  the  direction  of its  Board of
Directors.

    The  principal  office of the funds is  American  Century  Tower,  4500 Main
Street, P.O. Box 419385, Kansas City, Missouri 64141-6385.  All inquiries may be
made by mail to that address,  or by telephone to 1-800-345-3533  (international
calls: 816-531-5575).

    American Century Capital  Portfolios,  Inc.  currently issues four series of
$0.01 par value  shares.  Each  series is commonly  referred  to as a fund.  The
assets belonging to each series of shares are held separately by the custodian.

    American Century offers four classes of Value and Equity Income: an Investor
Class, an Institutional  Class, a Service Class, and an Advisor Class.  American
Century  offers three  classes of the Real Estate and Small Cap Value funds:  an
Investor Class, an Institutional Class, and an Advisor Class. The shares offered
by this Prospectus are Advisor Class shares.

    The Investor  Class is made  available  primarily to retail  investors.  The
Institutional  Class and Service  Class are offered  primarily to  institutional
investors   or   through   institutional    distribution   channels,   such   as
employer-sponsored retirement plans or through banks, broker-dealers,  insurance
companies or other  financial  intermediaries.  The other classes have different
fees, expenses,  and/or minimum investment  requirements than the Advisor Class.
The  difference in the fee  structures  among the classes is the result of their
separate  arrangements  for  shareholder and  distribution  services and not the
result of any difference in amounts  charged by the manager for core  investment
advisory  services.  Accordingly,  the core investment  advisory expenses do not
vary by  class.  Different  fees  and  expenses  will  affect  performance.  For
additional  information concerning the Investor Class of shares, call one of our
Investor Services Representatives at 1-800-345-2021.  For information concerning
the  Institutional or Service Classes of shares,  call one of our  Institutional
Service Representatives at 1-800-345-3533 or contact a sales


24   ADDITIONAL INFORMATION YOU SHOULD KNOW         AMERICAN CENTURY INVESTMENTS


representative or financial intermediary who offers those classes of shares.

    Except as described  below,  all classes of shares of a fund have  identical
voting,  dividend,   liquidation  and  other  rights,  preferences,   terms  and
conditions.  The only  differences  among the various classes are (a) each class
may be subject to different  expenses specific to that class, (b) each class has
a different identifying designation or name, (c) each class has exclusive voting
rights with respect to matters solely  affecting such class,  (d) each class may
have different exchange privileges,  and (e) the Institutional Class may provide
for automatic  conversion  from that class into shares of the Investor  Class of
the same fund.

    Each  share,  irrespective  of series or class,  is entitled to one vote for
each dollar of net asset value applicable to such share on all questions, except
for those  matters  that must be voted on  separately  by the series or class of
shares affected.  Matters affecting only one series or class are voted upon only
by that series or class.

    Shares have  non-cumulative  voting rights,  which means that the holders of
more than 50% of the votes cast in an election of directors can elect all of the
directors  if  they  choose  to do so,  and in such  event  the  holders  of the
remaining  votes will not be able to elect any person or persons to the Board of
Directors.

    Unless required by the Investment  Company Act, it will not be necessary for
the funds to hold annual meetings of shareholders. As a result, shareholders may
not vote each year on the election of directors or the  appointment of auditors.
However,  pursuant to the funds' by-laws,  the holders of shares representing at
least  10% of the  votes  entitled  to be cast may  request  the funds to hold a
special meeting of shareholders.  We will assist in the communication with other
shareholders.

    WE RESERVE THE RIGHT TO CHANGE ANY OF OUR POLICIES, PRACTICES AND PROCEDURES
DESCRIBED IN THIS PROSPECTUS, INCLUDING THE STATEMENT OF ADDITIONAL INFORMATION,
WITHOUT  SHAREHOLDER  APPROVAL  EXCEPT  IN  THOSE  INSTANCES  WHERE  SHAREHOLDER
APPROVAL IS EXPRESSLY REQUIRED.


PROSPECTUS                      ADDITIONAL INFORMATION YOU SHOULD KNOW       25


P.O. BOX 419385 
KANSAS CITY, MISSOURI 
64141-6385

INSTITUTIONAL SERVICES: 
1-800-345-3533 OR 816-531-5575

TELECOMMUNICATIONS DEVICE FOR THE DEAF: 
1-800-345-1833 OR 816-444-3038

FAX: 816-340-4655

WWW.AMERICANCENTURY.COM

                        [american century logo(reg.sm)]
                                    American
                                Century(reg.tm)

9807           [recycled logo]
SH-BKT-11948      Recycled
<PAGE>
                                   PROSPECTUS

                        [american century logo(reg.sm)]
                                    American
                                Century(reg.tm)

                                 JULY 30, 1998

                                   AMERICAN
                                    CENTURY
                                     GROUP

                               Real Estate Fund

ADVISOR CLASS

                         AMERICAN CENTURY INVESTMENTS
                                FAMILY OF FUNDS

    American  Century  Investments  offers you nearly 70 fund  choices  covering
stocks, bonds, money markets,  specialty investments and blended portfolios.  To
help you find the funds that may meet your investment  needs,  American  Century
funds  have  been  divided  into  three  groups  based on  investment  style and
objectives. These groups, which appear below, are designed to help simplify your
fund decisions.

                        AMERICAN CENTURY INVESTMENTS
- -------------------------------------------------------------------------------
    Benham Group               American Century           Twentieth Century
                                    Group                      Group
- -------------------------------------------------------------------------------
   MONEY MARKET FUNDS         ASSET ALLOCATION &           GROWTH FUNDS
 GOVERNMENT BOND FUNDS          BALANCED FUNDS          INTERNATIONAL FUNDS
 DIVERSIFIED BOND FUNDS   CONSERVATIVE EQUITY FUNDS
  MUNICIPAL BOND FUNDS         SPECIALTY FUNDS
- -------------------------------------------------------------------------------
                              Real Estate Fund



                                  PROSPECTUS

                                 JULY 30, 1998

                               Real Estate Fund

                                 ADVISOR CLASS

                   AMERICAN CENTURY CAPITAL PORTFOLIOS, INC.

    American  Century  Capital  Portfolios,  Inc. is a part of American  Century
Investments,  a family of funds that  includes  nearly 70 no-load  mutual  funds
covering a variety of investment opportunities. The American Century Real Estate
Fund is described in this Prospectus. Its investment objective is listed on page
2 of this Prospectus. The other funds are described in separate prospectuses.

    The shares offered in this Prospectus (the Advisor Class shares) are sold at
their net asset value with no sales  charges or  commissions.  The Advisor Class
shares are subject to a Rule 12b-1 shareholder services and distribution fees as
described in this Prospectus.

    The Advisor  Class  shares are  intended  for  purchase by  participants  in
employer-sponsored retirement or savings plans and for persons purchasing shares
through   broker-dealers,   banks,   insurance  companies  and  other  financial
intermediaries that provide various administrative and distribution services.

    This Prospectus  gives you  information  about the fund that you should know
before investing. Please read this Prospectus carefully and retain it for future
reference.  Additional  information  is included in the  Statement of Additional
Information  dated July 30,  1998,  and filed with the  Securities  and Exchange
Commission.  It is incorporated  into this Prospectus by reference.  To obtain a
copy without charge, call or write:

                         AMERICAN CENTURY INVESTMENTS
                     4500 Main Street * P.O. Box 419385
            Kansas City, Missouri 64141-6385 * 1-800-345-3533
                      International calls: 816-531-5575
                   Telecommunications Device for the Deaf:
                 1-800-345-1833 * In Missouri: 816-444-3038
                           www.americancentury.com

    Additional  information,  including  this  Prospectus  and the  Statement of
Additional Information,  may be obtained by accessing the Web site maintained by
the SEC (www.sec.gov).

THESE  SECURITIES  HAVE NOT BEEN APPROVED OR  DISAPPROVED  BY THE SECURITIES AND
EXCHANGE COMMISSION OR ANY STATE SECURITIES  COMMISSION,  NOR HAS THE SECURITIES
AND  EXCHANGE  COMMISSION  OR ANY STATE  SECURITIES  COMMISSION  PASSED UPON THE
ACCURACY OR ADEQUACY OF THIS PROSPECTUS. ANY REPRESENTATION TO THE CONTRARY IS A
CRIMINAL OFFENSE.


PROSPECTUS                                                                    1


                       INVESTMENT OBJECTIVE OF THE FUND

AMERICAN CENTURY REAL ESTATE FUND

    The investment  objective of American  Century Real Estate Fund is long-term
capital appreciation. Current income is a secondary objective. The fund seeks to
achieve its objective by investing primarily in securities issued by real estate
investment  trusts  and in the  securities  of  companies  that are  principally
engaged in the real estate industry.

  There is no assurance that the fund will achieve its investment objective.

NO  PERSON  IS  AUTHORIZED  BY THE  FUNDS  TO GIVE ANY  INFORMATION  OR MAKE ANY
REPRESENTATION OTHER THAN THOSE CONTAINED IN THIS PROSPECTUS OR IN OTHER PRINTED
OR WRITTEN MATERIAL ISSUED BY OR ON BEHALF OF THE FUNDS, AND YOU SHOULD NOT RELY
ON ANY OTHER INFORMATION OR REPRESENTATION.


2   INVESTMENT OBJECTIVE                           AMERICAN CENTURY INVESTMENTS


                               TABLE OF CONTENTS

Investment Objective of the Fund ..........................................    2
Transaction and Operating Expense Table ...................................    4
Performance Information of Other Class ....................................    5

INFORMATION REGARDING THE FUND
Investment Policies of the Fund ...........................................    6
   Investment Objective ...................................................    6
   Investment Strategy ....................................................    6
   Investments in Real Estate .............................................    6
   Investment Philosophy ..................................................    7
Other Investment Practices, Their Characteristics
and Risks .................................................................    7
   U.S. Fixed Income Securities ...........................................    7
   Diversification ........................................................    8
   When-Issued Securities .................................................    8
   Rule 144A Securities ...................................................    8
   Borrowing ..............................................................    9
   Portfolio Turnover .....................................................    9
   Repurchase Agreements ..................................................    9
   Futures and Options ....................................................    9
   Investments in Companies With Limited
      Operating Histories .................................................   10
Performance Advertising ...................................................   10

HOW TO INVEST WITH AMERICAN CENTURY INVESTMENTS
How to Purchase and Sell American
Century Funds .............................................................   12
How to Exchange From One American Century
Fund to Another ...........................................................   12
How to Redeem Shares ......................................................   12
   Special Requirements for Large Redemptions .............................   12
Telephone Services ........................................................   13
   Investors Line .........................................................   13

ADDITIONAL INFORMATION YOU SHOULD KNOW
Share Price ...............................................................   14
   When Share Price Is Determined .........................................   14
   How Share Price Is Determined ..........................................   14
   Where to Find Information About Share Price ............................   14
Distributions .............................................................   15
Taxes .....................................................................   15
   Tax-Deferred Accounts ..................................................   15
   Taxable Accounts .......................................................   15
Management ................................................................   17
   Investment Management ..................................................   17
   Performance History of the Subadvisor ..................................   17
   Performance Highlights .................................................   19
   Code of Ethics .........................................................   20
   Transfer and Administrative Services ...................................   20
   Year 2000 Issues .......................................................   20
Distribution of Fund Shares ...............................................   21
   Service and Distribution Fees ..........................................   21
Further Information About American Century ................................   21


PROSPECTUS                                                TABLE OF CONTENTS   3


                    TRANSACTION AND OPERATING EXPENSE TABLE

SHAREHOLDER TRANSACTION EXPENSES:

Maximum Sales Load Imposed on Purchases ..............................  none
Maximum Sales Load Imposed on Reinvested Dividends ...................  none
Deferred Sales Load ..................................................  none
Redemption Fee .......................................................  none
Exchange Fee .........................................................  none

ANNUAL FUND OPERATING EXPENSES (as a percentage of net assets):

Management Fees ......................................................  0.95%
12b-1 Fees(1) ........................................................  0.50%
Other Expenses(2) ....................................................  0.00%
Total Fund Operating Expenses ........................................  1.45%

EXAMPLE:

You would pay the following expenses on a                  1 year        $15
$1,000 investment, assuming a 5% annual return and         3 years        46
redemption at the end of each time period:                 5 years        79
                                                          10 years       172

(1) The 12b-1 fee is designed to permit  investors  to  purchase  Advisor  Class
    shares  through   broker-dealers,   banks,  insurance  companies  and  other
    financial  intermediaries.  A portion of the fee is used to compensate  them
    for ongoing  recordkeeping and administrative  services that would otherwise
    be  performed  by an  affiliate  of the  manager,  and a  portion  issued to
    compensate  them  for  distribution  and  other  shareholder  services.  See
    "Service and Distribution Fees," page 21.

(2) Other expenses, which include the fees and expenses (including legal counsel
    fees) of those directors who are not "interested  persons" as defined in the
    Investment  Company  Act, are expected to be less than 0.01 of 1% of average
    net assets for the next fiscal year.

    The purpose of this table is to help you  understand  the various  costs and
expenses  that you,  as a  shareholder,  will bear  directly  or  indirectly  in
connection with an investment in the class of shares of the fund offered by this
Prospectus.  The example set forth above assumes  reinvestment  of all dividends
and  distributions and uses a 5% annual rate of return as required by Securities
and Exchange Commission regulations.

    NEITHER  THE 5% RATE OF  RETURN  NOR THE  EXPENSES  SHOWN  ABOVE  SHOULD  BE
CONSIDERED  INDICATIONS OF PAST OR FUTURE  RETURNS AND EXPENSES.  ACTUAL RETURNS
AND EXPENSES MAY BE GREATER OR LESS THAN THOSE SHOWN.

    The shares  offered by this  Prospectus  are Advisor Class shares.  The fund
offers two other classes of shares,  one of which is primarily made available to
retail  investors  and one that is primarily  made  available  to  institutional
investors.  The other  classes have  different fee  structures  than the Advisor
Class.  The difference in the fee structures  among the classes is the result of
their separate  arrangements for shareholder and  distribution  services and not
the  result  of any  difference  in  amounts  charged  by the  manager  for core
investment advisory services. Accordingly, the core investment advisory expenses
do not vary by class. A difference in fees will result in different  performance
for the other classes. For additional information about the various classes, see
"Further Information About American Century," page 21.


4   TRANSACTION AND OPERATING EXPENSE TABLE        AMERICAN CENTURY INVESTMENTS


<TABLE>
<CAPTION>
                    PERFORMANCE INFORMATION OF OTHER CLASS

                               REAL ESTATE FUND

  The Advisor Class of the fund was established June 16, 1997, however no shares
had been issued prior to the fund's fiscal year end. The  financial  information
in this  table  regarding  selected  per share  data for the fund  reflects  the
performance of the fund's Investor Class shares.  The Investor Class shares have
a total  expense  ratio that is 0.25%  lower  than the  Advisor  Class.  Had the
Advisor Class been in existence for the fund for the time periods presented, the
fund's  performance  information  would be lower as a result  of the  additional
expense.

  The Financial Highlights for each of the periods presented has been audited by
Deloitte & Touche LLP, independent auditors, whose report thereon appears in the
fund's annual report,  which is  incorporated by reference into the Statement of
Additional  Information.  The  annual  report  contains  additional  performance
information  and will be made  available  upon request and without  charge.  The
information  presented  is for a share  outstanding  throughout  the years ended
October 31, except as noted.

                                                              1998(1)              1997               1996          1995(2)

PER-SHARE DATA

<S>                                                    <C>                  <C>                <C>             <C>          
Net Asset Value, Beginning of Period ..................$       16.06        $       12.29      $        9.82   $       10.00
                                                       -------------        -------------      -------------   -------------
Income From Investment Operations

   Net Investment Income ..............................         0.25(3)              0.67(3)            0.55            0.07

   Net Realized and Unrealized Gain(Loss)
      on Investment Transactions ......................         0.26                 4.13               2.27           (0.25)
                                                       -------------        -------------      -------------   -------------
   Total From Investment Operations ...................         0.51                 4.80               2.82           (0.18)
                                                       -------------        -------------      -------------   -------------
Distributions

   From Net Investment Income .........................        (0.18)               (0.48)             (0.35)           --

   From Net Realized Gains on Investment
      Transactions ....................................        (0.27)               (0.55)              --              --
                                                       -------------        -------------      -------------   -------------
   Total Distributions ................................        (0.45)               (1.03)             (0.35)           --
                                                       -------------        -------------      -------------   -------------
Net Asset Value, End of Period ........................$       16.12        $       16.06      $       12.29   $        9.82
                                                       =============        =============      =============   =============
   Total Return(4) ....................................         3.26%               40.69%             29.28%          (1.80)%


RATIOS/SUPPLEMENTAL DATA

Ratio of Operating Expenses to Average Net Assets .....         1.15%(5)             1.17%              1.00%           1.50%(5)

Ratio of Operating Expenses to Average Net
Assets
   (before expense waivers and reimbursements)(6) .....         1.20%(5)             1.82%              6.83%          14.83%(5)

Ratio of Net Investment Income to Average Net Assets ..         3.75%(5)             4.48%              5.84%           6.66%(5)

Ratio of Net Investment Income to Average Net
Assets
   (before expense waivers and reimbursements)(6) .....         3.70%(5)             3.84%              0.01%     (6.67)%(5)

Portfolio Turnover Rate ...............................           28%                  69%                86%           --

Average Commission Paid per Share of Equity
   Security Traded ....................................$      0.0534        $      0.0528      $      0.0545            --

Net Assets, End of Period (in thousands) ..............$     135,922        $      76,932      $       7,209   $       2,983
</TABLE>

(1) Five month  period  ended  March 31,  1998.  The fund's  fiscal year end was
    changed  from  October  31 to  March 31  resulting  in a five  month  annual
    reporting period.

(2) September 21, 1995 (inception) through October 31, 1995.

(3) Computed using average shares outstanding throughout the period.

(4) Total  return   assumes   reinvestment   of  dividends   and  capital  gains
    distributions,  if any. Total returns for periods less than one year are not
    annualized.

(5) Annualized.

(6) During the  periods  ended  October  31, 1996 and October 31, 1995 and for a
    portion of the period ended October 31, 1997, the manager voluntarily agreed
    to waive its management fee and reimburse  certain expenses  incurred by the
    fund and prior to the unified  management fee structure,  effective June 13,
    1997, the custodian offset part of its fees for balance credits given to the
    fund.  During the period ended March 31, 1998, a portion of the  subadvisory
    fee, which is paid for subadvisory services, was waived.

PROSPECTUS                           PERFORMANCE INFORMATION OF OTHER CLASS   5


                        INFORMATION REGARDING THE FUND

 INVESTMENT POLICIES OF THE FUND

    The fund has adopted certain  investment  restrictions that are set forth in
the  Statement of  Additional  Information.  Those  restrictions,  and any other
investment  policies  designated as  "fundamental"  in this Prospectus or in the
Statement  of  Additional  Information,  cannot be changed  without  shareholder
approval.  The fund has implemented additional investment policies and practices
to guide its  activities  in the  pursuit of its  investment  objectives.  These
policies and practices,  which are described throughout this Prospectus, are not
designated  as  fundamental  policies  and may be  changed  without  shareholder
approval.

INVESTMENT OBJECTIVE

    The fund's primary investment  objective is long-term capital  appreciation.
Current income is a secondary objective. The fund seeks to achieve its objective
by investing primarily in securities issued by real estate investment trusts and
in the securities of companies that are  principally  engaged in the real estate
industry.  There can be no assurance  that the fund will achieve its  investment
objective.

INVESTMENT STRATEGY

    Under normal conditions,  the fund will invest no less than 80% of its total
assets in equity securities of companies which are real estate investment trusts
(REITs)  or  are  principally  engaged  in  the  real  estate  industry.  Equity
securities include common stock, preferred stock and securities convertible into
common stock.  A company will be considered  to be  "principally  engaged in the
real  estate  industry"  if,  in the  opinion  of the  manager,  at the time its
securities  are  purchased by the fund, at least 50% of its revenues or at least
50% of the  market  value  of  its  assets  is  attributable  to the  ownership,
construction,  management or sale of residential,  commercial or industrial real
estate.  Companies  principally engaged in the real estate industry may include,
among others, equity REITs and real estate master limited partnerships, mortgage
REITs, and real estate brokers and developers. See "Investments in Real Estate,"
this page.

    The fund also may invest up to 20% of its total assets in other  securities.
Other securities may include debt securities and equity  securities of companies
not principally  engaged in the real estate  industry.  (See "U.S.  Fixed Income
Securities," page 7.)

    REITs pool investor funds for investment  primarily in income producing real
estate or real estate related loans or interests.  A REIT is not taxed on income
distributed to shareholders if it complies with various requirements relating to
its organization,  ownership, assets and income and with the requirement that it
distribute to its  shareholders  at least 95% of its taxable  income (other than
net capital gains) for each taxable year.  REITs  generally can be classified as
equity REITs,  mortgage REITs and hybrid REITs. Equity REITs invest the majority
of their assets directly in real property and derive their income primarily from
rents.  Equity REITs also can realize capital gains by selling property that has
appreciated in value. Mortgage REITs invest the majority of their assets in real
estate  mortgages  and derive their income  primarily  from  interest  payments.
Hybrid  REITs  combine the  characteristics  of both equity  REITs and  mortgage
REITs.

INVESTMENTS IN REAL ESTATE

    The fund may be subject to certain  risks similar to those  associated  with
the direct  ownership of real estate because of its policy of  concentration  in
the securities of REITs and companies that are  principally  engaged in the real
estate  industry.  The risks of direct  ownership of real estate include:  risks
related to general,  regional and local economic  conditions and fluctuations in
interest rates;  overbuilding and increased  competition;  increases in property
taxes  and  operating  expenses;   changes  in  zoning  laws;  heavy  cash  flow
dependency;  possible  lack of  availability  of mortgage  funds;  losses due to
natural disasters;  regulatory limitations on rents; variations in market rental
rates;  and changes in  neighborhood  values.  In  addition,  the fund may incur
losses due to environmental  problems.  If there is historic  contamination at a
site, the current owner is one of the parties that may be responsible  for clean
up costs.


6   INFORMATION REGARDING THE FUND                  AMERICAN CENTURY INVESTMENTS


    Equity  REITs may be  affected  by  changes  in the value of the  underlying
property owned by the trusts, while mortgage REITs may be affected by default or
payment  problems  relating  to  underlying  mortgages,  the  quality  of credit
extended, self-liquidation provisions held by mortgages may be paid in full, and
distributions  of capital  returns may be made at any time.  Equity and mortgage
REITs are dependent upon the skill of their individual  management personnel and
generally are not diversified.  In addition,  equity and mortgage REITs could be
adversely  affected by failure to qualify for  tax-free  pass-through  of income
under  the  Internal   Revenue  Code,  or  to  maintain  their  exemptions  from
registration  under the Investment Company Act. By investing in REITs indirectly
through the fund, a shareholder will bear not only a proportionate  share of the
expenses  of the fund,  but also  indirectly,  similar  expenses  of the  REITs,
including compensation of management.

    To the extent  the fund is  invested  in debt  securities  (including  asset
backed  securities)  or  mortgage  REITs,  it will be subject to credit risk and
interest  rate risk.  Credit  risk  relates to the ability of the issuer to meet
interest  and  principal  payments  when due.  Interest  rate risk refers to the
fluctuations in the net asset value of any portfolio of fixed income securities,
resulting  solely from the inverse  relationship  between the price and yield of
fixed  income  securities;  that is,  when  interest  rates  rise,  bond  prices
generally fall and, conversely,  when interest rates fall, bond prices generally
rise. In general,  bonds with longer  maturities  are more sensitive to interest
rate changes than bonds with shorter maturities.

    The fund, as a non-diversified  investment company,  may invest in a smaller
number of individual issuers than a diversified  investment company.  Therefore,
an investment in the fund may present greater risk and volatility to an investor
than an investment in a diversified investment company.

INVESTMENT PHILOSOPHY

    The  investment  philosophy  of the fund is  premised  upon the belief  that
successful  investing in real estate securities  requires in-depth  knowledge of
the securities  market and a complete  understanding of the factors  influencing
the  performance  of real estate  assets.  The fund strives to provide  superior
performance  via  investment  in a select group of real estate  securities  with
strong cash flow growth  potential  and,  therefore,  the capacity for sustained
dividend increases.

    The  fund's  approach  is  initially  driven  by  an  internally   generated
systematic  assessment of changing real estate  markets,  an important  input to
sound investment  decisions.  The subadvisor tracks economic conditions and real
estate market  performance in major  metropolitan  areas and screens  markets to
identify areas of risk and opportunity,  and will focus  investment  activity in
property types and geographic areas it identifies as growth sectors.

    This fundamental  approach focuses on identifying  changes in property level
net  operating  income  and the  impact on the  ultimate  stock  performance  of
individual  REITs.  It requires  extensive  local  research on property  markets
across the United States,  direct inspection of individual  property assets, and
familiarity  with  company   management  and  operating   strategies.   Rigorous
securities  analyses are performed to identify  investments  with  unappreciated
potential to produce superior,  long-term returns.  Strategic sector allocations
are  directed by the  subadvisor's  Strategic  Investment  Committee,  which has
become  increasingly  more  important  as sectors  have grown and as  attractive
companies have emerged in each major sector.

    This  approach  can be broken down into three  areas.  First,  it involves a
macroeconomic  review  of  supply-demand  characteristics  and the  outlook  for
economic growth within specific  markets.  Next, it involves a top-down analysis
of the  relative  pricing of real  estate  securities.  Finally,  a  fundamental
analysis of each REIT portfolio on a  property-by-property  basis coupled with a
review of the  company's  management  depth,  financial  structure  and business
strategy is performed.

    In managing  the fund,  the  subadvisor  uses a  nationwide  network of real
estate  professionals  employed by RREEF America  L.L.C.  and its  affiliates to
assist in  evaluating  and  monitoring  properties  held by public  REITs.  (See
"Investment Management," page 17.)

OTHER INVESTMENT PRACTICES, THEIR CHARACTERISTICS
AND RISKS

    For additional information,  see "Investment  Restrictions" in the Statement
of Additional Information.

U.S. FIXED INCOME SECURITIES

    The fund may invest in fixed income  securities for income or as a defensive
strategy when the manager


PROSPECTUS                                    INFORMATION REGARDING THE FUND   7


believes adverse economic or market conditions  exist. As a temporary  defensive
strategy,  the  manager  may  invest  part or all of the  fund's  assets in debt
securities.  Fixed  income  securities  are  affected  primarily  by  changes in
interest rates.  The prices of these securities tend to rise when interest rates
fall,  and  conversely  fall  when  interest  rates  rise.  Generally,  the debt
securities in which the fund may invest are investment grade  securities.  These
are securities  rated in the four highest grades  assigned by Moody's  Investors
Service,  Inc. or Standard and Poor's Corporation or that are unrated but deemed
to be of comparable  quality by the manager.  For a description  of fixed income
securities  ratings,  see "An Explanation of Fixed Income Securities Ratings" in
the Statement of Additional Information.

    Securities   rated  in  the  lowest   investment-grade   category  may  have
speculative   characteristics.   Changes  in   economic   conditions   or  other
circumstances  are more likely to lead to a weakened  capacity to make principal
and interest  payments  than is the case for higher  grade  bonds.  The fund may
invest in securities  below investment grade although the fund will not purchase
such bonds if such  investment  would cause more than 5% of its net assets to be
so invested. Such bonds are considered speculative. In the event a debt security
held by the  fund is  downgraded  to  below  investment  grade,  the fund is not
automatically  downgraded  required  to sell the  issue,  but the  manager  will
consider this in determining  whether to hold the security.  However,  if such a
downgrade  would  cause  more  than  5% of net  assets  to be  invested  in debt
securities below investment grade,  sales will be made as soon as practicable to
reduce  the  proportion  of debt below  investment  grade to 5% of net assets or
less.  When the manager  believes that economic or market  conditions  require a
more defensive strategy, the fund's assets may be invested without limitation in
cash or cash  equivalents  such as obligations  issued or guaranteed by the U.S.
government,  its agencies and/or  instrumentalities or high quality money market
instruments such as notes, certificates of deposit or bankers' acceptances.

DIVERSIFICATION

    The fund is classified as a  "non-diversified"  investment company under the
Investment  Company  Act of 1940,  which  means the fund is not  limited  by the
Investment  Company Act in the  proportion of its assets that may be invested in
the  securities  of a single  issuer.  However,  the fund intends to conduct its
operations  so as to qualify as a regulated  investment  company for purposes of
the Internal Revenue Code, so that it will not be subject to U.S. federal income
tax  on  income  and  capital   gain   distributions   to   shareholders.   (See
"Distributions,"  page 15, and  "Taxes,"  page 15.) To so  qualify,  among other
requirements,  the fund will limit its investments so that, at the close of each
quarter of the taxable  year,  (i) not more than 25% of the market  value of the
fund's total assets will be invested in the securities of a single  issuer,  and
(ii) with respect to 50% of the market value of its total assets,  not more than
5% of the market value of its total assets will be invested in the securities of
a single  issuer,  and the fund  will not own more  than 10% of the  outstanding
voting securities of a single issuer. The fund's investments in U.S.  government
securities are not subject to these limitations.

WHEN-ISSUED SECURITIES

    The fund may  purchase  new  issues of  securities  on a  when-issued  basis
without limit when, in the opinion of  management,  such  purchases will further
the investment  objectives of the fund.  The price of when-issued  securities is
established  at the time the  commitment  to purchase  is made.  Delivery of and
payment for these securities  typically occur 15 to 45 days after the commitment
to purchase. Market rates of interest on debt securities at the time of delivery
may be higher or lower  than those  contracted  for on  when-issued  securities.
Accordingly,  the value of a when-issued security may decline prior to delivery,
which  could  result in a loss to the  fund.  The fund  will  segregate  cash or
appropriate  liquid  assets  in an  amount  at least  equal  to the  when-issued
commitments. No income will accrue to the fund prior to delivery.

RULE 144A SECURITIES

    The fund may,  from time to time,  purchase Rule 144A  securities  when they
present  attractive  investment  opportunities  that  otherwise  meet the fund's
criteria for selection.  Rule 144A  securities are securities that are privately
placed with and traded  among  qualified  institutional  buyers  rather than the
general  public.  Although  Rule  144A  securities  are  considered  "restricted
securities," they are not necessarily illiquid.

    With respect to securities eligible for resale under Rule 144A, the staff of
the SEC has taken the position


8   INFORMATION REGARDING THE FUND                  AMERICAN CENTURY INVESTMENTS


that the  liquidity  of such  securities  in the  portfolio  of a fund  offering
redeemable  securities  is a  question  of fact for the  Board of  Directors  to
determine,  such  determination  to be based upon a consideration of the readily
available  trading markets and the review of any contractual  restrictions.  The
staff also acknowledges  that, while the Board retains ultimate  responsibility,
it may  delegate  this  function  to the  manager.  Accordingly,  the  Board has
established guidelines and procedures for determining the liquidity of Rule 144A
securities  and  has  delegated  the  day-to-day  function  of  determining  the
liquidity  of Rule  144A  securities  to the  manager.  The  Board  retains  the
responsibility to monitor the implementation of the guidelines and procedures it
has adopted.

    Because  the  secondary  market  for such  securities  is limited to certain
qualified  institutional buyers, the liquidity of such securities may be limited
accordingly  and the fund may, from time to time, hold a Rule 144A security that
is illiquid.  In such an event,  the fund's  manager will  consider  appropriate
remedies to minimize the effect on the fund's liquidity. The fund may not invest
more than 15% of its assets in illiquid  securities  (securities that may not be
sold within seven days at  approximately  the price used in determining  the net
asset value of fund shares).

BORROWING

    The  fund's  investment  restrictions  allow the fund to borrow  money,  for
temporary or emergency purposes (not for leveraging or investment), in an amount
not exceeding 33-1/3% of the fund's total assets (including the amount borrowed)
less liabilities (other than borrowings).

PORTFOLIO TURNOVER

    The  total  portfolio  turnover  rate of the fund is shown in the  Financial
Highlights table of the Prospectus.

    Investment  decisions  to  purchase  and sell  securities  are  based on the
anticipated  contribution  of the security in question to the fund's  investment
objective.  The  manager  believes  that  the  rate  of  portfolio  turnover  is
irrelevant when it or the subadvisor  determines a change is in order to achieve
those objectives and, accordingly,  the annual portfolio turnover rate cannot be
anticipated.

    The  portfolio  turnover  of the fund may be higher  than  other  investment
companies with similar  investment  objectives.  Higher  turnover would generate
correspondingly  greater  brokerage  commissions  that the fund  pays  directly.
Higher  portfolio  turnover also may increase the likelihood of realized capital
gains, if any, distributed by the fund. See "Taxes," page 15.

REPURCHASE AGREEMENTS

    The fund may enter into repurchase agreements when such transactions present
an attractive  short-term return on cash that is not otherwise  committed to the
purchase of securities pursuant to its investment policies.

    A  repurchase  agreement  occurs  when at the  time the  fund  purchases  an
interest-bearing  obligation,  the  seller (a bank or  broker-dealer  registered
under  the  Securities  Exchange  Act of  1934)  agrees  to  repurchase  it on a
specified  date in the future at an agreed  upon  price.  The  repurchase  price
reflects  an  agreed-upon  interest  rate  during the time the  fund's  money is
invested in the security.

    Because the  security  purchased  constitutes  security  for the  repurchase
obligation,  a repurchase  agreement can be considered a loan  collateralized by
the security purchased.  The fund's risk is the ability of the seller to pay the
agreed-upon repurchase price on the repurchase date. If the seller defaults, the
fund may incur costs in  disposing  of the  collateral,  which would  reduce the
amount realized  thereon.  If the seller seeks relief under the bankruptcy laws,
the  disposition of the collateral may be delayed or limited.  To the extent the
value of the security decreases, the fund could experience a loss.

    The fund will limit repurchase  agreement  transactions to securities issued
by the U.S. government, its agencies and instrumentalities,  and will enter into
such  transactions  with  those  banks and  securities  dealers  who are  deemed
creditworthy pursuant to criteria adopted by the fund's Board of Directors.

    The fund will invest no more than 15% of its assets in repurchase agreements
maturing in more than seven days.

FUTURES AND OPTIONS

    The fund may invest in financial  futures  contracts and options thereon.  A
financial  futures  contract  is an  agreement  to take or  make  delivery  of a
financial  asset or an amount of cash, as specified in the applicable  contract,
at some time in the future. The value of the


PROSPECTUS                                    INFORMATION REGARDING THE FUND   9


asset or cash to be delivered at the end of the  contract  period is  calculated
based upon the  difference  in value  between the making of the contract and the
end  of the  contract  period  of a  financial  index,  indicator,  or  security
underlying the futures contract.

    Rather  than  actually  purchasing  a  financial  asset  (e.g.,  a long-  or
short-term  treasury security) or all of the securities  contained in a specific
index (e.g., the S&P 500), the manager may choose to purchase a futures contract
that  reflects the value of such  securities or index.  For example,  an S&P 500
futures  contract  reflects the value of the underlying  companies that comprise
the S&P 500 Composite  Stock Price Index.  If the aggregate  market value of the
index securities increases or decreases during the contract period of an S&P 500
futures  contract,  the amount of cash to be paid to the contract  holder at the
end of the period would  correspondingly  increase or decrease. As a result, the
manager is able to expose to the  market  cash that is held by the funds to meet
anticipated redemptions or for future investment opportunities.  Because futures
contracts  generally settle more quickly than their underlying  securities,  the
manager  believes that the use of futures and options thereon allows the fund to
be fully invested while maintaining the needed liquidity.

    The fund will not  purchase  leveraged  futures.  When a fund  enters into a
futures  contract,  it  must  make  a  deposit  of  cash  or  high-quality  debt
securities,  known as "initial  margin," as partial security for its performance
under the  contract.  As the value of the  contract  fluctuates,  a party to the
contract may be required to make additional margin payments, known as "variation
margin," to cover a portion of such  fluctuation.  A fund will segregate cash or
appropriate  liquid assets in an amount equal to the fund's  payment  obligation
under the futures contract,  less any initial or variation  margin.  For options
sold, a fund will segregate cash or high-quality  debt  securities  equal to the
value of the  securities  underlying  the option  unless the option is otherwise
covered.

INVESTMENTS IN COMPANIES WITH LIMITED  OPERATING HISTORIES

    The fund may invest in the  securities  of issuers  with  limited  operating
histories.  The manager  considers an issuer to have a limited operating history
if that issuer has a record of less than three years of continuous operation.

    Investments  in securities of issuers with limited  operating  histories may
involve greater risks than investments in securities of more mature issuers.  By
their nature,  such issuers  present limited  operating  histories and financial
information upon which the manager may base its investment decision on behalf of
the fund. In addition,  financial and other information  regarding such issuers,
when available, may be incomplete or inaccurate.

    The fund will not invest more than 5% of its total assets in the  securities
of issuers  with less than a  three-year  operating  history.  The manager  will
consider periods of capital formation,  incubation,  consolidation, and research
and development in determining whether a particular issuer has a record of three
years of continuous operation.

PERFORMANCE ADVERTISING

    From time to time, the fund may advertise performance data. Fund performance
may be shown  by  presenting  one or more  performance  measurements,  including
cumulative total return or average annual total return.  Performance data may be
quoted separately for the Advisor Class and the other classes.

    Cumulative  total  return data is computed by  considering  all  elements of
return,  including  reinvestment  of dividends and capital gains  distributions,
over a stated  period of time.  Average  annual  total return is  determined  by
computing  the annual  compound  return over a stated  period of time that would
have  produced  the fund's  cumulative  total return over the same period if the
fund's performance had remained constant throughout.

    A  quotation  of yield  reflects  the  fund's  income  over a stated  period
expressed as a percentage of the fund's share price.

    Yields are calculated  according to accounting methods that are standardized
in  accordance  with SEC  rules  for all stock  and bond  funds.  Because  yield
accounting  methods differ from the methods used for other accounting  purposes,
the  fund's  yield may not equal the  income  paid on its  shares or the  income
reported in the fund's financial statements.

    The fund also may include in  advertisements  data comparing its performance
with the performance of


10   INFORMATION REGARDING THE FUND                 AMERICAN CENTURY INVESTMENTS


non-related  investment  media,  published  editorial  comments and  performance
rankings  compiled  by  independent  organizations  (such as  Lipper  Analytical
Services)  and  publications  that  monitor  the  performance  of mutual  funds.
Performance  information  may be quoted  numerically  or may be  presented  in a
table,  graph  or other  illustration.  In  addition,  fund  performance  may be
compared to well known  indices of market  performance,  such as Morgan  Stanley
REIT  Index,  NAREIT  Equity-Less  Health  Care  Index,  Standard  & Poor's  500
Composite Stock Price Index and Wilshire REIT Only Index. The performance of the
fund may also be  compared,  on a  relative  basis,  to other  funds in our fund
family. This relative comparison, which may be based upon historical or expected
fund  performance,  volatility or other fund  characteristics,  may be presented
numerically, graphically or in text.

    All performance  information  advertised by the fund is historical in nature
and is not intended to represent or guarantee future results.  The value of fund
shares when redeemed may be more or less than their original cost.


PROSPECTUS                                   INFORMATION REGARDING THE FUND   11


                HOW TO INVEST WITH AMERICAN CENTURY INVESTMENTS

    The following section explains how to purchase,  exchange and redeem Advisor
Class shares of the fund offered by this Prospectus.

HOW TO PURCHASE AND SELL AMERICAN
CENTURY FUNDS

    The fund offered by this  Prospectus  is available as an  investment  option
under  your  employer-sponsored  retirement  or  savings  plan or  through or in
connection   with  a  program,   product  or  service  offered  by  a  financial
intermediary, such as a bank, broker-dealer or an insurance company. Because all
records  of your share  ownership  are  maintained  by your plan  sponsor,  plan
recordkeeper or other financial intermediary,  all orders to purchase,  exchange
and  redeem  shares  must be made  through  your  employer  or  other  financial
intermediary, as applicable.

    If  you  are   purchasing   through  a  retirement  or  savings  plan,   the
administrator of your plan or your employee benefits office can provide you with
information  on how to  participate  in your  plan  and how to  select  American
Century funds as an investment option.

    If you are purchasing through a financial  intermediary,  you should contact
your service  representative at the financial intermediary for information about
how to select American Century funds.

    If you have questions about a fund, see  "Investment  Policies of the Fund,"
page 6, or call an Institutional Service Representative at 1-800-345-3533.

    Orders to purchase shares are effective on the day we receive  payment.  See
"When Share Price Is Determined," page 14.

    We may  discontinue  offering  shares  generally in the fund  (including any
class of  shares  of the  fund) or in any  particular  state  without  notice to
shareholders.

    To reduce  expenses and  demonstrate  respect for our  environment,  we have
initiated a project  through which we will  eliminate  duplicate  copies of most
financial  reports and  prospectuses  to most  households  and  deliver  account
statements to most households in a single envelope,  even if they have more than
one  account.  If you would like  additional  copies of  financial  reports  and
prospectuses or separate mailing of account statements, please call us.

HOW TO EXCHANGE FROM ONE AMERICAN CENTURY
FUND TO ANOTHER

    Your plan or program  may  permit you to  exchange  your  investment  in the
shares  of a fund for  shares  of  another  fund in our  family.  See your  plan
administrator, employee benefits office or financial intermediary for details on
the rules in your plan governing exchanges.

    Exchanges are made at the  respective  net asset value,  next computed after
receipt of the exchange instruction by us. If in any 90-day period, the total of
the exchanges and  redemptions  from the account of any one plan  participant or
financial  intermediary  client exceeds the lesser of $250,000 or 1% of a fund's
assets,  further exchanges may be subject to special requirements to comply with
our policy on large equity fund redemptions. See "Special Requirements for Large
Redemptions," this page.

HOW TO REDEEM SHARES

    Subject to any  restrictions  imposed by your  employer's  plan or financial
intermediary's  program, you can sell ("redeem") your shares through the plan or
financial  intermediary  at their net  asset  value.  Your  plan  administrator,
trustee,  financial intermediary or other designated person must provide us with
redemption instructions. The shares will be redeemed at the net asset value next
computed after receipt of the  instructions in good order. See "When Share Price
Is Determined," page 14. If you have any questions about how to redeem,  contact
your plan administrator,  employee benefits office or service  representative at
your financial intermediary, as applicable.

SPECIAL REQUIREMENTS FOR LARGE REDEMPTIONS

    We have  elected to be governed by Rule 18f-1 under the  Investment  Company
Act, which obligates the fund to redeem shares in cash, with respect to any


12 HOW TO INVEST WITH AMERICAN CENTURY INVESTMENTS  AMERICAN CENTURY INVESTMENTS


one participant  account during any 90-day period,  up to the lesser of $250,000
or 1% of the  assets  of the  fund.  Although  redemptions  in  excess  of  this
limitation  will also  normally  be paid in cash,  we reserve the right to honor
these  redemptions by making  payment in whole or in part in readily  marketable
securities  (a  "redemption-in-kind").  If  payment is made in  securities,  the
securities  will be selected  by the fund,  will be valued in the same manner as
they are in computing  the fund's net asset  value,  and will be provided to the
redeeming  plan  participant or financial  intermediary  in lieu of cash without
prior notice.

    If you  expect  to make a large  redemption  and  would  like to  avoid  any
possibility of being paid in  securities,  you may do so by providing us with an
unconditional  instruction to redeem at least 15 days prior to the date on which
the redemption  transaction is to occur. The instruction must specify the dollar
amount  or number of  shares  to be  redeemed  and the date of the  transaction.
Receipt of your  instruction 15 days prior to the transaction  provides the fund
with  sufficient  time  to  raise  the  cash  in an  orderly  manner  to pay the
redemption  and thereby  minimizes the effect of the  redemption on the fund and
its remaining shareholders.

    Despite the fund's right to redeem fund shares through a redemption in kind,
we do not expect to exercise  this  option  unless a fund has an  unusually  low
level  of cash to meet  redemptions  and/or  is  experiencing  unusually  strong
demands for its cash.  Such a demand might be caused,  for  example,  by extreme
market conditions that result in an abnormally high level of redemption requests
concentrated in a short period of time.  Absent these or similar  circumstances,
we expect  redemptions in excess of $250,000 to be paid in cash in any fund with
assets of more than $50 million if total redemptions from any one account in any
90-day period do not exceed one-half of 1% of the total assets of the fund.

TELEPHONE SERVICES

INVESTORS LINE

    To  request  information  about our funds and a current  prospectus,  or get
answers to any  questions  that you may have about the funds and the services we
offer, call an Institutional Service Representative at 1-800-345-3533.


PROSPECTUS                  HOW TO INVEST WITH AMERICAN CENTURY INVESTMENTS   13


                    ADDITIONAL INFORMATION YOU SHOULD KNOW

SHARE PRICE

WHEN SHARE PRICE IS DETERMINED

    The price of your shares is also  referred to as their net asset value.  Net
asset value is determined  by  calculating  the total value of a fund's  assets,
deducting  total  liabilities  and  dividing  the result by the number of shares
outstanding. For all American Century funds, except funds issued by the American
Century Target  Maturities  Trust, net asset value is determined as of the close
of regular trading on each day that the New York Stock Exchange is open, usually
3 p.m. Central time. Net asset values for Target Maturities funds are determined
one hour prior to the close of the Exchange.

    Investments and requests to redeem or exchange shares will receive the share
price next determined after we receive your  investment,  redemption or exchange
request.  For example,  investments  and  requests to redeem or exchange  shares
received by us or one of our agents or designees before the time as of which the
net asset value of the fund is  determined,  are  effective on, and will receive
the price  determined,  that day.  Investment,  redemption and exchange requests
received  thereafter  are effective on, and receive the price  determined as of,
the close of the Exchange on the next day the Exchange is open.

    Investments  are  considered  received  only when payment is received by us.
Wired funds are  considered  received on the day they are  deposited in our bank
account if they are deposited before the time as of which the net asset value of
the fund is determined.

    It is the responsibility of your plan recordkeeper or financial intermediary
to  transmit  your  purchase,  exchange  and  redemption  requests to the fund's
transfer agent prior to the applicable  cut-off time for receiving orders and to
make  payment  for any  purchase  transactions  in  accordance  with the  fund's
procedures  or  any  contractual   arrangement  with  the  fund  or  the  fund's
distributor in order for you to receive that day's price.

    We have contractual  relationships with certain financial  intermediaries in
which such intermediaries  represent that they have systems to track the time at
which  investment  orders are  received  and to  segregate  orders  received  at
different times.  Based on these  representations,  the fund has authorized such
intermediaries  and their designees to accept purchase and redemption  orders on
the fund's behalf up to the applicable  cut-off time. The fund will be deemed to
have received such orders upon acceptance by the duly  authorized  intermediary,
and such  orders  will be priced at the fund's net asset  value next  determined
after acceptance on the fund's behalf by such intermediary.

HOW SHARE PRICE IS DETERMINED

    The valuation of assets for determining net asset value may be summarized as
follows:

    The portfolio  securities of the fund, except as otherwise noted,  listed or
traded on a domestic  securities  exchange  are valued at the last sale price on
that exchange.  If no sale is reported,  or if local convention or regulation so
provides,  the mean of the latest  bid and asked  prices is used.  Depending  on
local convention or regulation, securities traded over-the counter are priced at
the mean of the  latest  bid and asked  prices or at the last sale  price.  When
market  quotations  are not readily  available,  securities and other assets are
valued at fair value as determined in accordance with procedures  adopted by the
Board of Directors.

    Debt  securities  not traded on a principal  securities  exchange are valued
through  valuations  obtained from a commercial  pricing  service or at the most
recent  mean of the bid and asked  prices  provided  by  investment  dealers  in
accordance with procedures established by the Board of Directors.

WHERE TO FIND INFORMATION ABOUT SHARE PRICE

    The net  asset  value of the  Investor  Class  shares  of the  fund  will be
published in leading  newspapers daily.  Because the total expense ratio for the
Advisor  Class is 0.25% higher than the Investor  Class,  their net asset values
will be lower than the Investor Class.  The net asset value of the Advisor Class
of the fund may be obtained by calling us.


14   ADDITIONAL INFORMATION YOU SHOULD KNOW        AMERICAN CENTURY INVESTMENTS


DISTRIBUTIONS

    Distributions  from net investment  income are declared and paid  quarterly.
Distributions from net realized securities gains, if any, generally are declared
and paid annually, usually in December, but the fund may make distributions on a
more frequent basis to comply with the distribution requirements of the Internal
Revenue Code, in all events in a manner  consistent  with the  provisions of the
Investment Company Act.

    Participants in employer-sponsored retirement or savings plans must reinvest
all distributions.  For shareholders in taxable accounts,  distributions will be
reinvested unless you elect to receive them in cash.  Distributions of less than
$10 generally will be reinvested.  Distributions  made shortly after purchase by
check or ACH may be held up to 15 days. You may elect to have  distributions  on
shares  held in certain  IRAs and  403(b)  plans paid in cash only if you are at
least 59-1/2 years old or permanently and totally disabled.  Distribution checks
normally are mailed within seven days after the record date.  Please consult our
Investor  Services Guide for further  information  regarding  your  distribution
options.

    A  distribution  on  shares of a fund  does not  increase  the value of your
shares or your  total  return.  At any  given  time,  the  value of your  shares
includes the  undistributed  net gains, if any, realized by the fund on the sale
of portfolio securities and undistributed  dividends and interest received, less
fund expenses.

    Because  undistributed gains and dividends are included in the price of your
shares  prior to  distribution,  when  they are  distributed,  the price of your
shares will be reduced by the amount of the distribution. If you buy your shares
through a taxable  account just before the  distribution,  you will pay the full
price for your shares and then receive a portion of the purchase price back as a
taxable distribution. See "Taxes," this page.

TAXES

    The fund has elected to be taxed as a  regulated  investment  company  under
Subchapter M of the Internal  Revenue  Code,  which means that to the extent its
income is distributed to shareholders, it pays no income taxes.

TAX-DEFERRED ACCOUNTS

    If Advisor Class shares are purchased through tax-deferred accounts, such as
a qualified  employer-sponsored  retirement or savings plan,  income and capital
gains  distributions  paid by the fund  generally will not be subject to current
taxation, but will accumulate in your account on a tax-deferred basis.

    Employer-sponsored  retirement and savings plans are governed by complex tax
rules.  If you elect to participate in your employer's  plan,  consult your plan
administrator,  your plan's  summary plan  description,  or a  professional  tax
advisor   regarding  the  tax   consequences  of   participation  in  the  plan,
contributions to, and withdrawals or distributions from the plan.

TAXABLE ACCOUNTS

    If  Advisor   Class  shares  are   purchased   through   taxable   accounts,
distributions  of net  investment  income and net  short-term  capital gains are
taxable to you as ordinary income. The dividends from net income may qualify for
the 70% dividends  received  deduction for  corporations  to the extent that the
fund held shares  receiving  the dividend  for more than 45 days.  Distributions
from gains on assets  held longer than 12 months but no more than 18 months (28%
rate gain) and/or  assets held longer than 18 months (20% rate gain) are taxable
as long-term  gains  regardless  of the length of time you have held the shares.
Additionally,  the fund may receive distributions of "unrecaptured Section 1250"
gains  from  REITs.  To  the  extent  the  fund  receives  such   distributions,
"unrecaptured  Section 1250" gains will be  distributed to  shareholders  of the
fund.  However,  you  should  note  that  any  loss  realized  upon  the sale or
redemption  of shares held for six months or less will be treated as a long term
capital loss to the extent of any  distribution of long-term  capital gains (28%
or 20% rate gain) to you with respect to such shares.

    Distributions  are taxable to you  regardless  of whether  they are taken in
cash or reinvested,  even if the value of your shares is below your cost. If you
purchase shares shortly before a distribution,  you must pay income taxes on the
distribution,  even though the value of your investment (plus cash received,  if
any) will not have  increased.  In  addition,  the  share  price at the time you
purchase  shares may  include  unrealized  gains in the  securities  held in the
investment portfolio


PROSPECTUS                           ADDITIONAL INFORMATION YOU SHOULD KNOW   15


of the fund. If these portfolio  securities are subsequently  sold and the gains
are realized,  they will, to the extent not offset by capital losses, be paid to
you as a distribution  of capital gains and will be taxable to you as short-term
or long-term capital gains (28% and/or 20% rate gain). See "Distributions," page
15.

    Because of the nature of REIT  investments,  REITs may generate  significant
non cash deductions (i.e.,  depreciation on real estate holdings) while having a
greater cash flow to distribute to its shareholders.  If a REIT distributes more
cash than it has taxable  income,  a "return of capital"  results.  A "return of
capital"  represents a portion of a  shareholder's  original  investment that is
generally non taxable when distributed  (returned) to the investor. The fund may
pay a return of capital  distribution to the  shareholder by  distributing  more
cash than its taxable  income.  If you do not reinvest  distributions,  the cost
basis of your shares will be  decreased by the amount of return  capital,  which
may result in a larger capital gain when you sell your shares. Although a return
of capital  is  generally  non  taxable  to you upon  distribution,  it would be
taxable to you as a capital  gain if your cost basis in the shares is reduced to
zero.  This could occur if you do not reinvest  distribution  and the returns of
capital are significant.

    Because  the  REITs  invested  in  by  the  fund  do  not  provide  complete
information about the taxability of their distributions until after the calendar
year end,  American  Century may not be able to determine how much of the fund's
distribution is taxable to shareholders  until after the January 31 deadline for
issuing Form 1099-DIV.  As a result,  the fund may request  permission each year
from the  Internal  Revenue  Service  for an  extension  of time to  issue  Form
1099-DIV to February 28.

    Distributions also may be subject to state and local taxes, even if all or a
substantial  part  of such  distributions  are  derived  from  interest  on U.S.
government  obligations  which,  if you received them directly,  would be exempt
from state income tax. However, most but not all states allow this tax exemption
to pass  through  to fund  shareholders  when a fund pays  distributions  to its
shareholders.  You should  consult your tax advisor about the tax status of such
distributions in your own state.

    If you have not complied  with certain  provisions  of the Internal  Revenue
Code and  Regulations,  we are  required by federal law to withhold and remit to
the IRS 31% of reportable  payments (which may include dividends,  capital gains
distributions  and redemptions).  Those regulations  require you to certify that
the Social Security number or tax  identification  number you provide is correct
and that you are not subject to 31% withholding for previous  under-reporting to
the  IRS.  You  will be asked  to make  the  appropriate  certification  on your
application.  Payments  reported by us that omit your Social  Security number or
tax  identification  number will  subject us to a penalty of $50,  which will be
charged  against  your account if you fail to provide the  certification  by the
time the report is filed. This charge is not refundable.

    Redemption of shares of a fund  (including  redemptions  made in an exchange
transaction)  will be a taxable  transaction for federal income tax purposes and
shareholders  generally  will  recognize  gain or loss in an amount equal to the
difference  between  the basis of the shares and the amount  received.  Assuming
that  shareholders hold such shares as a capital asset, the gain or loss will be
a capital gain or loss and generally  will be considered  long-term,  subject to
tax at a maximum rate of 28% if shareholders  have held such shares for a period
of more than 12 months but no more than 18 months,  and long-term subject to tax
at a maximum rate of 20% if  shareholders  have held such shares for a period of
more than 18 months. If a loss is realized on the redemption of fund shares, the
reinvestment  in  additional  fund  shares  within  30 days  before or after the
redemption may be subject to the "wash sale" rules of the Internal Revenue Code,
resulting in a postponement  of the  recognition of such loss for federal income
tax purposes.

    In addition to the federal income tax consequences  described above relating
to an  investment  in a fund,  there  may be other  federal,  state or local tax
considerations  that depend upon the circumstances of each particular  investor.
Prospective  shareholders are therefore urged to consult their tax advisors with
respect to the effect of this investment on their own specific situations.

    The fund may invest in REITs that hold  residual  interests  in real  estate
mortgage investment conduits (REMICs).  Under Treasury regulations that have not
yet been issued, but may apply retroactively, a portion


16   ADDITIONAL INFORMATION YOU SHOULD KNOW         AMERICAN CENTURY INVESTMENTS


of the fund's  income from a REIT that is  attributable  to the REIT's  residual
interest in a REMIC will be subject to federal  income tax in all  events.  (See
"Additional Information on Tax Issues-Taxation of Certain Mortgage REITs" in the
Statement of Additional Information.)

MANAGEMENT

INVESTMENT MANAGEMENT

    Under  the  laws of the  State  of  Maryland,  the  Board  of  Directors  is
responsible  for managing the business and affairs of the fund.  Acting pursuant
to an  investment  management  agreement  entered  into with the fund,  American
Century  Investment  Management,  Inc.  serves as the investment  manager of the
fund.  Its  principal  place of business is American  Century  Tower,  4500 Main
Street,  Kansas City, Missouri 64111. The manager has been providing  investment
advisory services to investment companies and institutional clients since it was
founded in 1958.

    RREEF America,  L.L.C., acting pursuant to a subadvisory agreement among it,
American Century Investment Management,  Inc. and the fund, makes the day-to-day
investment  decisions  for the fund in  accordance  with the  fund's  investment
objective,  policies,  and restrictions under the supervision of the manager and
the Board of Directors.

    The portfolio manager members of the subadvisor's team that manages the fund
and their work experience for the last five years are as follows:

    KIM G. REDDING,  Portfolio  Manager,  is one of the fund's primary portfolio
managers.  Mr. Redding is a Senior Vice President of RREEF America,  L.L.C. From
1990 to 1993,  he was a principal in K.G.  Redding &  Associates,  an investment
advisor,  and prior thereto he was the President of Redding,  Melchor & Company,
an investment advisor.  Mr. Redding has been professionally  managing portfolios
of real estate securities since 1987.

    KAREN J. KNUDSON,  Portfolio Manager, is one of the fund's primary portfolio
managers. Ms. Knudson is a Senior Vice President of RREEF America,  L.L.C. Prior
to joining the  subadvisor,  she was Senior Vice  President and Chief  Financial
Officer of Security Capital Group, an investment advisor,  and prior thereto she
was the President, Director of Real Estate Research of Bailard, Biehl and Kaiser
Real  Estate  Investment  Trust.  Ms.  Knudson  has  14  years  of  real  estate
experience, specializing in the area of real estate investment trusts.

    The   representative  of  the  investment  manager  that  will  oversee  the
subadvisor's operation of the fund is as follows:

    MARK L.  MALLON,  Senior Vice  President  and  Managing  Director,  American
Century Investment Management,  Inc. Mr. Mallon joined American Century in April
1997. From August 1978 until he joined American Century, Mr. Mallon was employed
in several  positions by Federated  Investors,  and had served as President  and
Chief Executive  Officer of Federated  Investment  Counseling and Executive Vice
President of Federated Research Corporation since January 1990.

    The  activities  of the  manager  and the  subadvisor  are  subject  only to
directions of the fund's Board of  Directors.  The manager pays all the expenses
of the  fund  except  brokerage,  taxes,  interest,  fees  and  expenses  of the
non-interested  person  directors  (including  counsel  fees) and  extraordinary
expenses.

    For the  services  provided  to the Advisor  Class of the fund,  the manager
receives an annual fee of 0.95% of the average net assets of the fund.

    On the first business day of each month, the fund pays the management fee to
the  manager  for the  previous  month at the  specified  rate.  The fee for the
previous month is calculated by multiplying 0.95% of the aggregate average daily
closing value of the fund's net assets during the previous  month by a fraction,
the  numerator  of which is the  number  of days in the  previous  month and the
denominator of which is 365 (366 in leap years).

    For subadvisory  services,  the manager pays the subadvisor an annual fee of
0.425% of the average net assets of the fund.

PERFORMANCE HISTORY OF THE SUBADVISOR

    While the  subadvisor  has limited  operational  history with the fund,  set
forth on page 19 are  certain  performance  data,  provided  by the  subadvisor,
relating to the  performance of all private  accounts  managed by the subadvisor
using investment  strategies and techniques  similar to those used for the fund.
Also set  forth on page 19,  for  comparison,  are the  performances  of  widely
recognized indices of market


PROSPECTUS                           ADDITIONAL INFORMATION YOU SHOULD KNOW   17


activity based upon the aggregate  performance of selected unmanaged  portfolios
of publicly traded common stocks.

    The  results   presented  may  not  necessarily   equate  with  the  returns
experienced  by the fund,  owing to the  differences  in brokerage  commissions,
investment  and  management  fees,  the size of  positions  taken in relation to
account size and diversification of securities,  as well as other costs, such as
registration  fees borne by the fund but not  incurred by the private  accounts.
Investors  should  not rely on the  following  data as an  indication  of future
performance of the subadvisor or of the fund. Investors should be aware that the
use of methods for computing performance numbers different than that used by the
subadvisor  with  respect  to its  accounts  could  result in  performance  data
different than those shown.


18   ADDITIONAL INFORMATION YOU SHOULD KNOW         AMERICAN CENTURY INVESTMENTS


<TABLE>
<CAPTION>
                            PERFORMANCE HIGHLIGHTS

                               (See Notes Below)

ANNUALIZED RETURNS FROM OCTOBER 1987 THROUGH DECEMBER 1997
<S>                                <C>     <C>      <C>       <C>      <C>     <C>       <C>      <C>      <C>     <C>  
RREEF Real Estate Securities Advisers
   Before Fees ................................................................................................... 19.7%
   After Fees .................................................................................................... 19.0%
NAREIT Equity Less Healthcare .................................................................................... 16.0%
Wilshire REIT Index .............................................................................................. 15.0%

                                                            For the Years Ended December 31,

                                   1988    1989      1990     1991     1992    1993      1994     1995     1996    1997

ANNUAL TIME-WEIGHTED RETURNS

RREEF Real Estate Securities Advisers
   Before Fees ................... 8.2%    7.7%     (4.8)%    32.9%    29.4%   19.0%     4.8%     13.9%    41.1%   25.8%
   After Fees .................... 6.8%    6.1%     (6.4)%    30.9%    28.1%   18.0%     4.3%     13.0%    40.3%   25.1%
NAREIT Equity Less Healthcare .... 15.8%   4.6%     (23.6)%   29.4%    20.7%   18.7%     3.0%     14.2%    36.4%   20.5%
Wilshire REIT Index .............. 17.5%   2.7%     (23.4)%   23.8%    15.3%   15.2%     2.7%     12.2%    37.0%   19.7%
</TABLE>

  Notes:  The  subadvisor's   "After  Fees"  performance   includes   reinvested
dividends,  capital  gains and losses,  and  deducts  advisory  fees  (generally
between 0.65% and 0.75%) and other account  expenses.  The subadvisor's  "Before
Fees"  performance  is presented  before  applicable  advisory fees and reflects
growth investment results. Other indices noted do not deduct advisory fees. Past
performance  indicated for the subadvisor relates to all discretionary  accounts
managed using investment  strategies and techniques similar to those used by the
fund,  and  includes,  for the period  prior to July 1993,  performance  under a
predecessor  advisor  (K.G.  Redding &  Associates)  using  the same  investment
approach and under the same primary portfolio  manager.  Past performance is not
necessarily  indicative  of  future  results  nor  can it be  assumed  that  any
recommendations will be profitable.

    The Wilshire REIT Index is a market capitalization  weighted index comprised
of 110 equity REITs as of December 1997. It does not include  special purpose or
healthcare  REITs.  The  NAREIT  Equity  without  Healthcare  Index  is a market
capitalization  weighted index comprised of 169 REITs, as of December 1997, with
75% or greater of their gross assets invested in equity ownership of real estate
and excludes healthcare REITs.


PROSPECTUS                           ADDITIONAL INFORMATION YOU SHOULD KNOW   19


CODE OF ETHICS

    The  fund  and  the  manager  have  adopted  a Code  of  Ethics,  as has the
subadvisor,  which restricts  personal  investing  practices by employees of the
manager and its  affiliates.  Among other  provisions,  the fund's and manager's
Code of Ethics and the  subadvisor's  Code of Ethics require that employees with
access to  information  about the  purchase  or sale of  securities  in the fund
obtain  preclearance before executing personal trades. With respect to Portfolio
Managers  and  other  investment  personnel,   both  Codes  of  Ethics  prohibit
acquisition  of securities  in an initial  public  offering,  as well as profits
derived from the purchase and sale of the same security within 60 calendar days.
The  subadvisor's  Code of Ethics  provides that upon approval of the compliance
officer, certain acquisitions of securities in an initial public offering may be
permitted,  but  that  such  approval  will be  granted  only  in  extraordinary
circumstances.  These  provisions  are designed to ensure that the  interests of
fund shareholders come before the interests of the people who manage the fund.

TRANSFER AND ADMINISTRATIVE SERVICES

    American  Century  Services  Corporation,  4500 Main  Street,  Kansas  City,
Missouri 64111, acts as transfer agent and  dividend-paying  agent for the fund.
It provides facilities, equipment and personnel to the fund and is paid for such
services by the manager.

    From time to time,  special  services  may be  offered to  shareholders  who
maintain  higher  share  balances  in our family of funds.  These  services  may
include the waiver of minimum investment requirements, expedited confirmation of
shareholder  transactions,  newsletters and a team of personal  representatives.
Any expenses associated with these special services will be paid by the manager.

    The manager and the transfer agent are both wholly owned by American Century
Companies,  Inc. James E. Stowers Jr., Chairman of the Board of Directors of the
fund,  controls  American  Century  Companies  by virtue of his  ownership  of a
majority of its common stock.

    Pursuant  to  a  Sub-Administration   Agreement  with  the  manager,   Funds
Distributor,  Inc.  (FDI) serves as the  co-administrator  for the fund.  FDI is
responsible  for (i) providing  certain  officers of the fund and (ii) reviewing
and filing  marketing and sales  literature on behalf of the fund.  The fees and
expenses of FDI are paid by the manager.

YEAR 2000 ISSUES

    Many of the world's computer systems currently cannot properly  recognize or
process  date-sensitive  information  relating to the Year 2000 and beyond.  The
fund and the  manager  depend  upon the  computer  systems  of  various  service
providers,  including  the  transfer  agent,  for their  day-to-day  operations.
Inadequate  remediation of the Year 2000 problem by these service  providers and
others  with whom they  interact  could  have an  adverse  effect on the  fund's
operations,  including  pricing,  securities  trading  and  settlement,  and the
provision of shareholder services.

    The transfer agent, in cooperation with the manager, has assembled a team of
information  technology  professionals who are taking steps to address Year 2000
issues with respect to its own computers and to obtain  satisfactory  assurances
that  comparable  steps are being  taken by the fund's and the  manager's  other
major service  providers  and vendors.  The key phases of the  remediation  plan
include: an inventory of all internal systems,  vendor products and services and
data providers  (substantially  completed in 1997); an assessment of all systems
for date reliance and the impact of the century rollover on each  (substantially
completed  with respect to critical  systems in early 1998);  and the renovation
and  testing of  affected  systems  (targeted  for  completion  with  respect to
critical  systems by the end of 1998).  The manager will pay for the remediation
effort with revenues from its management fee, so that the fund will not directly
bear any of the cost.

   
    In light of these  remediation  efforts,  the  fund  does not  anticipate  a
material adverse impact on its business or operations.  However, there can be no
assurance  that the  remediation  plan  will be  sufficient  and  timely or that
interaction  with other  noncomplying  computer systems will not have a material
adverse effect on the fund's business, operations or financial condition.

    In  addition,  the issuers of the  securities  in which the fund invests may
have Year 2000  computer  problems.  Although  the media and various  regulatory
agencies  have  focused a great  deal of  attention  on the need for  issuers to
assess  and  remediate  these  problems,  their  failure to do so could hurt the
fund's performance.
    


20   ADDITIONAL INFORMATION YOU SHOULD KNOW         AMERICAN CENTURY INVESTMENTS


DISTRIBUTION OF FUND SHARES

    The fund's shares are distributed by FDI, a registered broker-dealer. FDI is
a wholly owned,  indirect subsidiary of Boston  Institutional  Group, Inc. FDI's
principal business address is 60 State Street, Suite 1300, Boston, Massachusetts
02109.  The Investor Class of shares does not pay any commissions or sales loads
to the distributor or to any other broker-dealers or financial intermediaries in
connection with the distribution of fund shares.

    Investors  may  open  accounts  with  American   Century  only  through  the
distributor.  All purchase  transactions  in the fund offered by this Prospectus
are  processed  by the  transfer  agent,  which  is  authorized  to  accept  any
instructions relating to fund accounts.  All purchase orders must be accepted by
the  distributor.  All fees and expenses of FDI in acting as distributor for the
funds are paid by the manager.

SERVICE AND DISTRIBUTION FEES

    Rule 12b-1  adopted by the  Securities  and  Exchange  Commission  under the
Investment Company Act permits investment companies that adopt a written plan to
pay certain expenses associated with the distribution of their shares.  Pursuant
to that rule,  the fund's Board of Directors and the initial  shareholder of the
fund's Advisor Class shares have approved and adopted a Master  Distribution and
Shareholder  Services Plan (the "Plan").  Pursuant to the Plan,  the fund pays a
shareholder  services  fee and a  distribution  fee,  each equal to 0.25% (for a
total of 0.50%) per annum of the average daily net assets of the fund's  Advisor
Class shares. The shareholder services fee is paid for the purpose of paying the
costs of securing  certain  shareholder  and  administrative  services,  and the
distribution  fee is paid for the  purpose  of  paying  the  costs of  providing
various  distribution  services.  All or a portion  of such fees are paid by the
manager, as paying agent for the funds, to the banks, broker-dealers,  insurance
companies or other financial  intermediaries  through which such shares are made
available.

    The Plan has been adopted and will be  administered  in accordance  with the
requirements  of Rule 12b-1 under the  Investment  Company Act.  For  additional
information  about the Plan and its terms, see "Multiple Class  Structure-Master
Distribution  and  Shareholder  Services  Plan" in the  Statement of  Additional
Information. Fees paid pursuant to the Plan may be paid for shareholder services
and the maintenance of accounts and therefore may constitute  "service fees" for
purposes of applicable rules of the National Association of Securities Dealers.

FURTHER INFORMATION ABOUT AMERICAN CENTURY

    American  Century  Capital  Portfolios,  Inc.,  the issuer of the fund,  was
organized as a Maryland corporation on June 14, 1993.

    American  Century  Capital  Portfolios,  Inc.  is  a  diversified,  open-end
management investment company whose shares were first offered for sale September
1,  1993.  Its  business  and  affairs  are  managed by its  officers  under the
direction of its Board of Directors.

    The American  Century Real Estate Fund commenced  operations  June 16, 1997,
after the RREEF Real Estate Securities Fund merged into the fund. As a successor
to the RREEF fund, the prior performance history of the RREEF fund will continue
in the fund.

    The  principal  office  of the fund is  American  Century  Tower,  4500 Main
Street, P.O. Box 419385, Kansas City, Missouri 64141-6385.  All inquiries may be
made by mail to that address,  or by telephone to 1-800-345-3533  (international
calls: 816-531-5575).

    American Century Capital  Portfolios,  Inc.  currently issues four series of
$0.01 par value  shares.  Each  series is commonly  referred  to as a fund.  The
assets belonging to each series of shares are held separately by the custodian.

    American  Century  offers three classes of the fund: an Investor  Class,  an
Institutional Class, and an Advisor Class. The shares offered by this Prospectus
are Advisor Class shares.

    The Investor  Class is made  available  primarily to retail  investors.  The
Institutional  Class is offered primarily to institutional  investors or through
institutional distribution channels, such as employer-sponsored retirement plans
or through  banks,  broker-  dealers,  insurance  companies  or other  financial
intermediaries.  The other classes have different fees,  expenses and/or minimum
investment requirements than the Advisor Class. The difference in the fee


PROSPECTUS                           ADDITIONAL INFORMATION YOU SHOULD KNOW   21


structures  among the classes is the result of their separate  arrangements  for
shareholder  and  distribution  services and not the result of any difference in
amounts  charged  by  the  manager  for  core  investment   advisory   services.
Accordingly,  the  core  investment  advisory  expenses  do not  vary by  class.
Different fees and expenses will affect performance.  For additional information
concerning  the  Investor  Class of shares,  call one of our  Investor  Services
Representatives at 1-800-345-2021.  For information concerning the Institutional
Class of shares call an Institutional  Service  Representative at 1-800-345-3533
or contact a sales  representative  or financial  intermediary  who offers those
classes of shares.

    Except as described  below,  all classes of shares of a fund have  identical
voting,  dividend,   liquidation  and  other  rights,  preferences,   terms  and
conditions.  The only  differences  among the various classes are (a) each class
may be subject to different  expenses specific to that class, (b) each class has
a different identifying designation or name, (c) each class has exclusive voting
rights with respect to matters solely  affecting such class,  (d) each class may
have different exchange privileges,  and (e) the Institutional Class may provide
for  automatic  conversion  from that class into shares of another  class of the
same fund.

    Each  share,  irrespective  of series or class,  is entitled to one vote for
each dollar of net asset value applicable to such share on all questions, except
for those  matters  that must be voted on  separately  by the series or class of
shares affected.  Matters affecting only one series or class are voted upon only
by that series or class.

    Shares have  non-cumulative  voting rights,  which means that the holders of
more than 50% of the votes cast in an election of directors can elect all of the
directors  if  they  choose  to do so,  and in such  event  the  holders  of the
remaining  votes will not be able to elect any person or persons to the Board of
Directors.

    Unless required by the Investment  Company Act, it will not be necessary for
the fund to hold annual meetings of shareholders.  As a result, shareholders may
not vote each year on the election of directors or the  appointment of auditors.
However, pursuant to the fund's bylaws, the holders of at least 10% of the votes
entitled  to be  cast  may  request  the  fund  to  hold a  special  meeting  of
shareholders. We will assist in the communication with other shareholders.

    WE RESERVE THE RIGHT TO CHANGE ANY OF OUR POLICIES, PRACTICES AND PROCEDURES
DESCRIBED IN THIS PROSPECTUS, INCLUDING THE STATEMENT OF ADDITIONAL INFORMATION,
WITHOUT  SHAREHOLDER  APPROVAL  EXCEPT  IN  THOSE  INSTANCES  WHERE  SHAREHOLDER
APPROVAL IS EXPRESSLY REQUIRED.


22   ADDITIONAL INFORMATION YOU SHOULD KNOW        AMERICAN CENTURY INVESTMENTS


                                     NOTES


PROSPECTUS                                                           NOTES   23


                                     NOTES


24   NOTES                                         AMERICAN CENTURY INVESTMENTS


                                     NOTES


PROSPECTUS                                                           NOTES   25


P.O. BOX 419385 
KANSAS CITY, MISSOURI 
64141-6385

INSTITUTIONAL SERVICES: 
1-800-345-3533 OR 816-531-5575

TELECOMMUNICATIONS DEVICE FOR THE DEAF: 
1-800-345-1833 OR 816-444-3038

FAX: 816-340-4655

WWW.AMERICANCENTURY.COM

                        [american century logo(reg.sm)]
                                    American
                                Century(reg.tm)

9807           [recycled logo]
SH-BKT-12607      Recycled
<PAGE>
                                   PROSPECTUS

                        [american century logo(reg.sm)]
                                    American
                                Century(reg.tm)

                                 JULY 30, 1998

                                   AMERICAN
                                    CENTURY
                                     GROUP

                                     Value
                                Small Cap Value
                                 Equity Income

INSTITUTIONAL CLASS

                         AMERICAN CENTURY INVESTMENTS
                                FAMILY OF FUNDS

  American  Century  Investments  offers  you  nearly 70 fund  choices  covering
stocks, bonds, money markets,  specialty investments and blended portfolios.  To
help you find the funds that may meet your investment  needs,  American  Century
funds  have  been  divided  into  three  groups  based on  investment  style and
objectives. These groups, which appear below, are designed to help simplify your
fund decisions.

                        AMERICAN CENTURY INVESTMENTS
- -------------------------------------------------------------------------------
         Benham                American Century          Twentieth Century
         Group                      Group                      Group
- -------------------------------------------------------------------------------
   MONEY MARKET FUNDS         ASSET ALLOCATION &           GROWTH FUNDS
 GOVERNMENT BOND FUNDS          BALANCED FUNDS          INTERNATIONAL FUNDS
 DIVERSIFIED BOND FUNDS   CONSERVATIVE EQUITY FUNDS
  MUNICIPAL BOND FUNDS         SPECIALTY FUNDS
- -------------------------------------------------------------------------------
                                    Value
                               Small Cap Value
                                Equity Income




                                  PROSPECTUS
                                 JULY 30, 1998

                    Value * Small Cap Value * Equity Income
                              INSTITUTIONAL CLASS

                   AMERICAN CENTURY CAPITAL PORTFOLIOS, INC.

    American  Century  Capital  Portfolios,  Inc. is a part of American  Century
Investments,  a family of funds that  includes  nearly 70 no-load  mutual  funds
covering  a variety  of  investment  opportunities.  Three of the funds from our
American Century Group that invest primarily in equity  securities are described
in this  Prospectus.  Their  investment  objectives are listed on page 2 of this
Prospectus. The other funds are described in separate prospectuses.

    Each fund's  shares  offered in this  Prospectus  (the  Institutional  Class
shares) are sold at their net asset value with no sales charges or commissions.

    The  Institutional  Class  shares are made  available  for purchase by large
institutional  shareholders,  such  as  bank  trust  departments,  corporations,
endowments,  foundations  and financial  advisors  that meet the funds'  minimum
investment  requirements.  Institutional  Class  shares  are not  available  for
purchase  by  insurance  companies  or  participant-directed  employer-sponsored
retirement plans.

    This Prospectus  gives you information  about the funds that you should know
before investing. Please read this Prospectus carefully and retain it for future
reference.  Additional  information  is included in the  Statement of Additional
Information  dated July 30,  1998,  and filed with the  Securities  and Exchange
Commission.  It is incorporated  into this Prospectus by reference.  To obtain a
copy without charge, call or write:

                          AMERICAN CENTURY INVESTMENTS
                       4500 Main Street * P.O. Box 419385
                Kansas City, Missouri 64141-6385 * 1-800-345-3533
                        International calls: 816-531-5575
                     Telecommunications Device for the Deaf:
                   1-800-345-1833 * In Missouri: 816-444-3038
                             www.americancentury.com

    Additional  information,  including  this  Prospectus  and the  Statement of
Additional Information,  may be obtained by accessing the Web site maintained by
the SEC (www.sec.gov).

THESE  SECURITIES  HAVE NOT BEEN APPROVED OR  DISAPPROVED  BY THE SECURITIES AND
EXCHANGE COMMISSION OR ANY STATE SECURITIES  COMMISSION,  NOR HAS THE SECURITIES
AND  EXCHANGE  COMMISSION  OR ANY STATE  SECURITIES  COMMISSION  PASSED UPON THE
ACCURACY OR ADEQUACY OF THIS PROSPECTUS. ANY REPRESENTATION TO THE CONTRARY IS A
CRIMINAL OFFENSE.


PROSPECTUS                                                                     1


                      INVESTMENT OBJECTIVES OF THE FUNDS

AMERICAN CENTURY VALUE FUND

  The investment  objective of Value is long-term  capital  growth.  Income is a
secondary  objective.  The fund seeks to achieve its  investment  objectives  by
investing in securities that  management  believes to be undervalued at the time
of purchase.

AMERICAN CENTURY SMALL CAP VALUE FUND

  The  investment  objective  of Small Cap Value is  long-term  capital  growth.
Income is a  secondary  objective.  The fund  seeks to  achieve  its  investment
objective by investing  primarily in equity securities of companies with smaller
market capitalizations that management believes to be undervalued at the time of
purchase.

AMERICAN CENTURY EQUITY INCOME FUND

  The investment objective of Equity Income is the production of current income.
Capital appreciation is a secondary objective.  The fund attempts to achieve its
objectives by investing primarily in income producing equity securities.  In the
pursuit of its  objectives,  the fund seeks a yield  that  exceeds  the yield of
securities comprising the Standard & Poor's 500 Composite Stock Price Index.

                There is no assurance that the funds will achieve
                     their respective investment objectives.

NO  PERSON  IS  AUTHORIZED  BY THE  FUNDS  TO GIVE ANY  INFORMATION  OR MAKE ANY
REPRESENTATION OTHER THAN THOSE CONTAINED IN THIS PROSPECTUS OR IN OTHER PRINTED
OR WRITTEN MATERIAL ISSUED BY OR ON BEHALF OF THE FUNDS, AND YOU SHOULD NOT RELY
ON ANY OTHER INFORMATION OR REPRESENTATION.


2      INVESTMENT OBJECTIVES                       AMERICAN CENTURY INVESTMENTS


                               TABLE OF CONTENTS

Investment Objectives of the Funds ........................................    2
Transaction and Operating Expense Table ...................................    4
Financial Highlights ......................................................    5
Performance Information of Other Class ....................................    6
INFORMATION REGARDING THE FUNDS
Investment Policies of the Funds ..........................................    8
    Value .................................................................    8
    Small Cap Value .......................................................    8
    Equity Income .........................................................    9
    Policies Applicable to All Funds ......................................    9
Other Investment Practices, Their Characteristics
  and Risks ...............................................................   10
    Foreign Securities ....................................................   10
    Equity Securities .....................................................   10
    Forward Currency Exchange Contracts ...................................   11
    Investments in Smaller Companies ......................................   11
    Portfolio Turnover ....................................................   12
    Repurchase Agreements .................................................   12
    Futures Contracts .....................................................   12
    Derivative Securities .................................................   13
    When-Issued Securities ................................................   13
    Short Sales ...........................................................   14
        Investments in Companies With
               Limited Operating Histories ................................   14
        Rule 144A Securities ..............................................   14
 Performance Advertising ..................................................   14

HOW TO INVEST WITH AMERICAN CENTURY INVESTMENTS
American Century Investments ..............................................   16
Investing in American Century .............................................   16
How to Open an Account ....................................................   16
               By Mail ....................................................   16
               By Wire ....................................................   16
               By Exchange ................................................   16
               In Person ..................................................   17
        Subsequent Investments ............................................   17
               By Mail ....................................................   17
               By Telephone ...............................................   17
               By Wire ....................................................   17
               In Person ..................................................   17
        Automatic Investment Plan .........................................   17
 Minimum Investment .......................................................   17
 How to Exchange from One Account to Another ..............................   17
               By Mail ....................................................   18
               By Telephone ...............................................   18
 How to Redeem Shares .....................................................   18
              By Mail .....................................................   18
              By Telephone ................................................   18
              By Check-A-Month ............................................   18
              Other Automatic Redemptions .................................   18
        Redemption Proceeds ...............................................   18
              By Check ....................................................   18
              By Wire and ACH .............................................   18
        Special Requirements for Large Redemptions ........................   19
 Signature Guarantee ......................................................   19
 Special Shareholder Services .............................................   19
              Open Order Service ..........................................   19
              Tax-Qualified Retirement Plans ..............................   20
 Important Policies Regarding Your Investments ............................   20
 Reports to Shareholders ..................................................   21
 Customers of Banks, Broker-Dealers
   and Other Financial Intermediaries .....................................   21

ADDITIONAL INFORMATION YOU SHOULD KNOW
Share Price ...............................................................   22
    When Share Price Is Determined ........................................   22
    How Share Price Is Determined .........................................   22
    Where to Find Information About Share Price ...........................   23
Distributions .............................................................   23
Taxes .....................................................................   23
    Tax-Deferred Accounts .................................................   23
    Taxable Accounts ......................................................   24
Management ................................................................   25
    Investment Management .................................................   25
    Code of Ethics ........................................................   25
    Transfer and Administrative Services ..................................   26
    Year 2000 Issues ......................................................   26
Distribution of Fund Shares ...............................................   27
Further Information About American Century ................................   27


PROSPECTUS                                        TABLE OF CONTENTS      3

<TABLE>
<CAPTION>
                           TRANSACTION AND OPERATING EXPENSE TABLE
                                                                       Value and     Small Cap
                                                                      Equity Income    Value
SHAREHOLDER TRANSACTION EXPENSES:
<S>                                                         <C>       <C>           <C> 
Maximum Sales Load Imposed on Purchases ..................................  none        none
Maximum Sales Load Imposed on Reinvested Dividends .......................  none        none
Deferred Sales Load ......................................................  none        none
Redemption Fee ...........................................................  none        none
Exchange Fee .............................................................  none        none

ANNUAL FUND OPERATING EXPENSES (as a percentage of net assets):
Management Fees ..........................................................  0.80%       1.05%
12b-1 Fees ...............................................................  none        none
Other Expenses(1) ........................................................  0.00%       0.00%
Total Fund Operating Expenses ............................................  0.80%       1.05%

EXAMPLE:
You would pay the following expenses on a                      1 year         $8          $11
$1,000 investment, assuming a 5% annual return and             3 years        26           33
redemption at the end of each time period:                     5 years        44           58
                                                              10 years        99          128
</TABLE>

(1)  Other  expenses,  which  include  the fees and  expenses  (including  legal
     counsel  fees) of  those  directors  who are not  "interested  persons"  as
     defined in the Investment Company Act, were less than 0.01 of 1% of average
     net assets for the most recent fiscal year.

    The purpose of this table is to help you  understand  the various  costs and
expenses  that you,  as a  shareholder,  will bear  directly  or  indirectly  in
connection  with an  investment  in the class of shares of the funds  offered by
this  Prospectus.  The  example  set forth  above  assumes  reinvestment  of all
dividends and  distributions  and uses a 5% annual rate of return as required by
Securities and Exchange Commission regulations.

    NEITHER  THE 5% RATE OF  RETURN  NOR THE  EXPENSES  SHOWN  ABOVE  SHOULD  BE
CONSIDERED  INDICATIONS OF PAST OR FUTURE  RETURNS AND EXPENSES.  ACTUAL RETURNS
AND EXPENSES MAY BE GREATER OR LESS THAN THOSE SHOWN.

    The shares offered by this Prospectus are  Institutional  Class shares.  The
funds offer other classes of shares, one of which is primarily made available to
retail  investors and two that are  primarily  made  available to  institutional
investors.   The  other  classes  have   different  fee   structures   than  the
Institutional  Class.  The difference in the fee structures among the classes is
the result of their  separate  arrangements  for  shareholder  and  distribution
services and not the result of any difference in amounts  charged by the manager
for core investment advisory services. Accordingly, the core investment advisory
expenses do not vary by class.  A  difference  in fees will result in  different
performance  for those  classes.  For additional  information  about the various
classes, see "Further Information About American Century," page 27.


4   TRANSACTION AND OPERATING EXPENSE TABLE        AMERICAN CENTURY INVESTMENTS


                             FINANCIAL HIGHLIGHTS
                                     VALUE

  The sale of the  Institutional  Class of the fund  commenced on July 31, 1997.
Performance  information  of the  original  class  of  shares,  which  commenced
operations  on  September  1,  1993,  is  presented  on  page 6.  The  Financial
Highlights  for the fiscal  period  presented  have been  audited by  Deloitte &
Touche LLP,  independent  auditors,  whose report thereon  appears in the fund's
annual  report,  which  is  incorporated  by  reference  into the  Statement  of
Additional  Information.  The  annual  report  contains  additional  performance
information  and  will  be made  available  without  charge  upon  request.  The
information  presented is for a share  outstanding  throughout  the period ended
March 31, 1998.

                                                                   1998(1)
PER-SHARE DATA
Net Asset Value, Beginning of Period ...........................$      7.84
                                                                -----------
Income From Investment Operations
 Net Investment Income(2) ......................................       0.15
 Net Realized and Unrealized Gain on Investment Transactions ...       1.02
                                                                -----------
 Total From Investment Operations ..............................       1.17
                                                                -----------
Distributions
 From Net Investment Income ....................................      (0.08)
 From Net Realized Gains on Investment Transactions ............      (1.20)
                                                                -----------
 Total Distributions ...........................................      (1.28)
                                                                -----------
Net Asset Value, End of Period .................................$      7.73
                                                                ===========
 TOTAL RETURN(3) ...............................................      17.14%

RATIOS/SUPPLEMENTAL DATA
Ratio of Operating Expenses to Average Net Assets ..............       0.80%(4)
Ratio of Net Investment Income to Average Net Assets ...........       2.97%(4)
Portfolio Turnover Rate ........................................        130%
Average Commission Paid per Share of Equity Security Traded ....$    0.0462
Net Assets, End of Period (in thousands) .......................$     5,944

(1) July 31, 1997 (commencement of sale) through March 31, 1998.

(2) Computed using average shares outstanding throughout the period.

(3) Total  return   assumes   reinvestment   of  dividends   and  capital  gains
    distributions,  if any. Total returns for periods less than one year are not
    annualized.

(4) Annualized.


PROSPECTUS                                          FINANCIAL HIGHLIGHTS       5


<TABLE>
<CAPTION>
                    PERFORMANCE INFORMATION OF OTHER CLASS
                                     VALUE

  The  Institutional  Class of the fund was  established  September 3, 1996. The
financial  information in this table  regarding  selected per share data for the
fund reflects the performance of the fund's Investor Class of shares which has a
total expense ratio that is 0.20% higher than the  Institutional  Class. Had the
Institutional  Class  been in  existence  for the  fund  for  the  time  periods
presented, the fund's performance information would be higher as a result of the
lower expenses.

  The Financial  Highlights for the fiscal year ended March 31, 1998,  have been
audited by Deloitte & Touche LLP,  independent  auditors,  whose report  thereon
appears in the fund's annual report, which is incorporated by reference into the
Statement of  Additional  Information.  The annual  report  contains  additional
performance  information  and will be made  available  upon  request and without
charge.  The Financial  Highlights  for the periods ended on or before March 31,
1997, have been audited by other independent auditors. The information presented
is for a share outstanding throughout the years ended March 31, except as noted.

                                               1998             1997             1996              1995               1994(1)
PER-SHARE DATA
<S>                                     <C>               <C>               <C>               <C>                <C>            
Net Asset Value, Beginning of Period ...$          6.58   $          6.32   $          5.46   $          4.98    $          5.01
                                        ---------------   ---------------   ---------------   ---------------    ---------------
Income From Investment Operations
  Net Investment Income(2) .............           0.10              0.12              0.13              0.12               0.08
  Net Realized and Unrealized
Gain (Loss)
  on Investment Transactions ...........           2.35              0.87              1.34              0.75              (0.04)
                                        ---------------   ---------------   ---------------   ---------------    ---------------
  Total From Investment Operations .....           2.45              0.99              1.47              0.87               0.04
                                        ---------------   ---------------   ---------------   ---------------    ---------------
Distributions
  From Net Investment Income ...........          (0.10)            (0.12)            (0.12)            (0.12)             (0.07)
  In Excess of Net Investment Income ...           --               --(3)             (0.01)             --                 --
  From Net Realized Gains on
      Investment Transactions ..........          (1.20)            (0.61)            (0.48)            (0.27)              --
                                        ---------------   ---------------   ---------------   ---------------    ---------------
  Total Distributions ..................          (1.30)            (0.73)            (0.61)            (0.39)             (0.07)
                                        ---------------   ---------------   ---------------   ---------------    ---------------
Net Asset Value, End of Period .........$          7.73   $          6.58   $          6.32   $          5.46    $          4.98
                                        ===============   ===============   ===============   ===============    ===============

  TOTAL RETURN(4) ......................          39.94%            15.92%            28.06%            18.56%              0.83%

RATIOS/SUPPLEMENTAL DATA
Ratio of Operating Expenses
  to Average Net Assets ................           1.00%             1.00%             0.97%             1.00%              1.00%(5)
Ratio of Net Investment
  Income to Average Net Assets .........           1.38%             1.86%             2.17%             2.65%              3.37%(5)
Portfolio Turnover Rate ................            130%              111%              145%               94%                79%
Average Commission Paid per
  Share of Equity Security Traded ......$        0.0462   $        0.0459   $        0.0409             --(6)              --(6)
Net Assets, End of Period
  (in thousands) .......................$     2,713,562   $     1,743,582   $       881,885   $       348,281    $        87,798
</TABLE>

(1) September 1, 1993 (inception) through March 31, 1994.

(2) Computed using average shares outstanding throughout the period.

(3) Per share amount was less than $0.01.

(4) Total  return   assumes   reinvestment   of  dividends   and  capital  gains
    distributions,  if any. Total returns for periods less than one year are not
    annualized.

(5) Annualized.

(6) Disclosure of average  commission  paid per share of equity  security traded
    was not required prior to the year ended March 31, 1996.


6     PERFORMANCE INFORMATION OF OTHER CLASS       AMERICAN CENTURY INVESTMENTS


<TABLE>
<CAPTION>
                    PERFORMANCE INFORMATION OF OTHER CLASS
                                 EQUITY INCOME

  The  Institutional  Class of the  fund  was  established  September  3,  1996,
however,  no shares had been issued  prior to the fund's  fiscal  year end.  The
financial  information in this table  regarding  selected per share data for the
fund reflects the performance of the fund's Investor Class of shares which has a
total expense ratio that is 0.20% higher than the  Institutional  Class. Had the
Institutional  Class  been in  existence  for the  fund  for  the  time  periods
presented, the fund's performance information would be higher as a result of the
lower expenses.

  The Financial  Highlights for the fiscal year ended March 31, 1998,  have been
audited by Deloitte & Touche LLP,  independent  auditors,  whose report  thereon
appears in the fund's annual report, which is incorporated by reference into the
Statement of  Additional  Information.  The annual  report  contains  additional
performance  information  and will be made  available  upon  request and without
charge.  The Financial  Highlights  for the periods ended on or before March 31,
1997, have been audited by other independent auditors. The information presented
is for a share outstanding throughout the years ended March 31, except as noted.

                                                1998              1997             1996             1995(1)
PER-SHARE DATA
<S>                                        <C>               <C>               <C>               <C>          
Net Asset Value, Beginning of Period ...   $        6.31     $        6.10     $        5.42     $        5.00
                                           -------------     -------------     -------------     -------------
Income From Investment Operations
   Net Investment Income(2) ............            0.25              0.22              0.20              0.09
   Net Realized and Unrealized Gain
   on Investment Transactions ..........            1.99              0.75              1.13              0.44
                                           -------------     -------------     -------------     -------------
   Total From Investment Operations ....            2.24              0.97              1.33              0.53
                                           -------------     -------------     -------------     -------------
Distributions
   From Net Investment Income ..........           (0.24)            (0.21)            (0.19)            (0.09)
   In Excess of Net Investment Income ..            --               --(3)             (0.01)             --
   From Net Realized Gains on
       Investment Transactions .........           (1.16)            (0.55)            (0.45)            (0.02)
                                           -------------     -------------     -------------     -------------
   Total Distributions .................           (1.40)            (0.76)            (0.65)            (0.11)
                                           -------------     -------------     -------------     -------------
Net Asset Value, End of Period .........   $        7.15     $        6.31     $        6.10     $        5.42
                                           =============     =============     =============     =============
   TOTAL RETURN(4) .....................           37.78%            16.24%            25.67%            10.69%

RATIOS/SUPPLEMENTAL DATA
Ratio of Operating Expenses
   to Average Net Assets ...............            1.00%             1.00%             0.98%             1.00%(5)
Ratio of Net Investment Income
   to Average Net Assets ...............            3.52%             3.46%             3.51%             4.04%(5)
Portfolio Turnover Rate ................             158%              159%              170%               45%
Average Commission Paid per
   Share of Equity Security Traded .....   $      0.0453     $      0.0440     $      0.0378             --(6)
Net Assets, End of Period
   (in thousands) ......................   $     355,962     $     199,388     $     116,692     $      52,213
</TABLE>

(1) August 1, 1994 (inception) through March 31, 1995.

(2) Computed using average shares outstanding throughout the period.

(3) Per share amount was less than $0.01.

(4) Total  return   assumes   reinvestment   of  dividends   and  capital  gains
    distributions,  if any. Total returns for periods less than one year are not
    annualized.

(5) Annualized.

(6) Disclosure of average  commission  paid per share of equity  security traded
    was not required prior to the year ended March 31, 1996.

PROSPECTUS                         PEFORMANCE INFORMATION OF OTHER CLASS       7


                        INFORMATION REGARDING THE FUNDS

 INVESTMENT POLICIES OF THE FUNDS

    The funds have adopted certain investment restrictions that are set forth in
the  Statement of Additional  Information.  Those  restrictions,  as well as the
investment objectives of the funds identified on page 2 of this Prospectus,  and
any other investment  policies designated as "fundamental" in this Prospectus or
in  the  Statement  of  Additional   Information,   cannot  be  changed  without
shareholder approval.  The funds have implemented additional investment policies
and  practices  to guide their  activities  in the  pursuit of their  respective
investment  objectives.  These  policies  and  practices,  which  are  described
throughout this Prospectus,  are not designated as fundamental  policies and may
be changed without shareholder approval.

VALUE

    The investment  objective of Value is long-term capital growth.  Income is a
secondary  objective.  The fund seeks to achieve  its  objectives  by  investing
primarily   in   equity   securities   of   well-established    companies   with
intermediate-to-large  market capitalizations that are believed by management to
be undervalued at the time of purchase.

    Securities may be undervalued  because they are  temporarily out of favor in
the  market  due to  market  decline,  poor  economic  conditions,  or actual or
anticipated unfavorable developments affecting the issuer of the security or its
industry,  or because  the market  has  overlooked  them.  Under  normal  market
conditions,  the fund  expects  to invest at least 80% of the value of its total
assets  in  equity  securities.   The  fund's  investments   typically  will  be
characterized   by   lower   price-to-earnings,    price-to-cash   flow   and/or
price-to-book  value  ratios  relative  to the  equity  market in  general.  Its
investments also may have above-average current dividend yields.

    It is  management's  intention  that  the fund  will  consist  primarily  of
domestic equity securities.  However, the fund also may invest in other types of
domestic or foreign securities  consistent with the accomplishment of the fund's
objective.  The  other  securities  the  fund  may  invest  in  are  convertible
securities  (see  "Other  Investment   Practices,   Their   Characteristics  and
Risks-Equity  Securities,"  page 10),  preferred stocks,  bonds,  notes and debt
securities of companies and debt  obligations of governments and their agencies.
Investments in these  securities will be made when the manager believes that the
total  return  potential  on these  securities  equals or exceeds the  potential
return on common stocks.

SMALL CAP VALUE

    The  investment  objective of Small Cap Value is long-term  capital  growth.
Income is a secondary  objective.  The fund seeks to achieve its  objectives  by
investing  primarily  in equity  securities  of companies  with  smaller  market
capitalizations that are believed by management to be undervalued at the time of
purchase.

    Securities may be undervalued  because they are  temporarily out of favor in
the  market  due to  market  decline,  poor  economic  conditions,  or actual or
anticipated unfavorable developments affecting the issuer of the security or its
industry,  or because  the market  has  overlooked  them.  Under  normal  market
conditions,  the fund  expects  to invest at least 80% of the value of its total
assets  in  equity  securities.   The  fund's  investments   typically  will  be
characterized   by   lower   price-to-earnings,    price-to-cash   flow   and/or
price-to-book  value  ratios  relative  to the  equity  market in  general.  Its
investments  also may have  above-average  current  dividend  yields relative to
other smaller capitalization investments.

    The fund will invest its assets primarily in equity  securities of companies
with smaller  market  capitalizations.  A company  shall be considered to have a
smaller market  capitalization  if, at the time of  investment,  it has a market
capitalization that is not greater than the market capitalization of the largest
company  contained in the  S&P/Barra  Small-Cap  600 Value Index.  The S&P/Barra
Small-Cap 600 Value Index is a stock index that tracks the performance of equity
securities of smaller  capitalization  companies  contained in the S&P Small-Cap
600 Value Index which have lower price-to-book value ratios and, thus, may


8   INFORMATION REGARDING THE FUNDS                 AMERICAN CENTURY INVESTMENTS


be more  attractive  to  investors  using the value  style of  investing.  As of
December 31, 1997, the largest company contained in the S&P/Barra  Small-Cap 600
Value Index had a market capitalization of approximately $2.3 billion, while the
median  company   contained  in  the  index  had  a  market   capitalization  of
approximately $387 million.

    It is  management's  intention  that  the fund  will  consist  primarily  of
domestic equity securities.  However, the fund also may invest in other types of
domestic or foreign securities  consistent with the accomplishment of the fund's
objective.  The  other  securities  the  fund  may  invest  in  are  convertible
securities  (see  "Other  Investment   Practices,   Their   Characteristics  and
Risks--Equity  Securities," page 10),  preferred stocks,  bonds,  notes and debt
securities of companies and debt  obligations of governments and their agencies.
Investments in these  securities will be made when the manager believes that the
total  return  potential  on these  securities  equals or exceeds the  potential
return on common stocks.

EQUITY INCOME

    The  investment  objective  of Equity  Income is the  production  of current
income.  Capital  appreciation  is a secondary  objective of the fund.  The fund
seeks to achieve its objectives by screening  companies  primarily for favorable
dividend-paying  history (yield) and prospects for continuing  and/or increasing
dividend-paying ability and secondarily for capital appreciation potential.  The
fund seeks a yield that exceeds the yield of securities  comprising the S&P 500.
Total  return  for the fund  will  consist  primarily  of  dividend  income  and
secondarily of capital appreciation (or depreciation).

    Under normal  circumstances,  the fund will invest at least 65% of its total
assets  in  equity  securities  and at least  85% of its  total  assets  will be
invested  in  income-paying  securities.   The  fund's  portfolio  will  consist
primarily of domestic securities.

POLICIES APPLICABLE TO ALL FUNDS

    Each fund's  holdings  will be spread  among  industry  groups that meet its
investment  criteria  to help reduce  certain  risks  inherent  in common  stock
investments.  These  investments  will  primarily be securities  listed on major
exchanges or traded in the over-the-counter markets.

    Income is a primary or  secondary  objective  of each fund.  As a result,  a
portion of the portfolio of each fund may consist of fixed income securities.

    The value of fixed income securities fluctuates based on changes in interest
rates and in the credit  quality of the issuer.  Debt  securities  that comprise
part of a fund's fixed income portfolio will be limited primarily to "investment
grade"  obligations.  However,  each fund may  invest up to 5% of its  assets in
"high yield" securities.  "Investment grade" means that at the time of purchase,
such  obligations  are rated within the four highest  categories by a nationally
recognized statistical rating organization (for example, at least Baa by Moody's
Investors  Service,  Inc. or BBB by Standard & Poor's  Corporation),  or, if not
rated,  are of equivalent  investment  quality as  determined by the  investment
manager. According to Moody's, bonds rated Baa are medium-grade and possess some
speculative  characteristics.  A BBB rating by S&P indicates S&P's belief that a
security  exhibits a  satisfactory  degree of safety and capacity for repayment,
but  is  more   vulnerable   to  adverse   economic   conditions   and  changing
circumstances.

    "High yield"  securities,  sometimes referred to as "junk bonds," are higher
risk,  non-convertible  debt  obligations  that are rated below investment grade
securities, or are unrated, but with similar credit quality.

    There are no credit or maturity  restrictions on the fixed income securities
in which the high yield  portion of a fund's  portfolio  may be  invested.  Debt
securities rated lower than Baa by Moody's or BBB by S&P or their equivalent are
considered  by  many  to  be  predominantly  speculative.  Changes  in  economic
conditions or other circumstances are more likely to lead to a weakened capacity
to make principal and interest payments on such securities than is the case with
higher quality debt securities. Regardless of rating levels, all debt securities
considered  for purchase by the fund are analyzed by the  investment  manager to
determine,  to the extent reasonably  possible,  that the planned  investment is
sound, given the investment  objective of the fund (see "An Explanation of Fixed
Income Securities Ratings" in the Statement of Additional Information).

    The funds  will not  necessarily  dispose of high  yield  securities  if the
aggregate value of such securities  exceeds 5% of a fund's assets, if such level
is


PROSPECTUS                                 INFORMATION REGARDING THE FUNDS     9


exceeded as a result of market  appreciation  of the value of such securities or
market  depreciation of the value of the other assets of the fund.  Rather,  the
manager will cease  purchasing any additional  high yield  securities  until the
value of such  securities  is less than 5% of the fund's assets and will monitor
such  investments to determine  whether  continuing to hold such  investments is
likely to assist the fund in meeting its investment objectives.

    In addition,  the value of a fund's  investments in fixed income  securities
will change as prevailing interest rates change. In general,  the prices of such
securities  vary inversely  with interest  rates.  As prevailing  interest rates
fall, the prices of bonds and other securities that trade on a yield basis rise.
When prevailing  interest rates rise,  bond prices fall.  These changes in value
may,  depending upon the particular  amount and type of fixed income  securities
holdings of a fund, impact the net asset value of that fund's shares.

    Notwithstanding   the  fact  the  funds  will  invest  primarily  in  equity
securities,  under  exceptional  market or  economic  conditions,  the funds may
temporarily  invest  all or a  substantial  portion  of their  assets in cash or
investment grade short-term  securities  (denominated in U.S. dollars or foreign
currencies).

    To the  extent  that a fund  assumes a  defensive  position,  it will not be
investing for capital growth.

 OTHER INVESTMENT PRACTICES, THEIR CHARACTERISTICS AND RISKS

    For additional information,  see "Investment  Restrictions" in the Statement
of Additional Information.

FOREIGN SECURITIES

    Each fund may  invest up to 25% of its assets in the  securities  of foreign
issuers,  including debt  securities of foreign  governments and their agencies,
when these  securities  meet its  standards of  selection.  The manager  defines
"foreign issuer" as an issuer of securities that is domiciled outside the United
States,  derives  at least 50% of its total  revenue  from  production  or sales
outside of the United States,  and/or whose principal  trading market is outside
the United  States.  The principal  business  activities of such issuers will be
located in developed countries.

    The funds may make such investments either directly in foreign securities or
indirectly by purchasing depositary receipts for foreign securities.  Depositary
receipts or depositary shares or similar instruments  (collectively  "depositary
receipts") are securities that are listed on exchanges or quoted in the domestic
over-the-counter  markets  in  one  country  but  represent  shares  of  issuers
domiciled in another country.  Direct  investments in foreign  securities may be
made either on foreign securities exchanges or in the over-the-counter markets.

    Subject to their individual  investment  objectives and policies,  the funds
may invest in common stocks,  convertible  securities,  preferred stocks, bonds,
notes and other  debt  securities  of foreign  issuers  and debt  securities  of
foreign  governments and their agencies.  The funds will limit their purchase of
debt securities to investment-grade obligations.

    Investments in foreign securities may present certain risks, including those
resulting from  fluctuations in currency  exchange rates,  future  political and
economic  developments,  clearance and settlement risk, reduced  availability of
public  information  concerning  issuers,  and the lack of  uniform  accounting,
auditing,   financial   reporting   standards  and  practices  and  requirements
comparable to those applicable to domestic issuers.

EQUITY SECURITIES

    In addition to  investing  in common  stocks,  the funds may invest in other
equity  securities and equity  equivalents.  Other equity  securities and equity
equivalents  include securities that permit a fund to receive an equity interest
in an issuer, the opportunity to acquire an equity interest in an issuer, or the
opportunity  to  receive a return on its  investment  that  permits  the fund to
benefit from the growth over time in the equity of an issuer. Examples of equity
securities and equity equivalents include preferred stock, convertible preferred
stock and convertible debt securities.

    Each fund will limit its holdings of  convertible  debt  securities to those
that,  at the time of  purchase,  are rated at least B- by S&P or B3 by Moody's,
or, if not rated by S&P or  Moody's,  are of  equivalent  investment  quality as
determined by the manager.  A fund's  investments in convertible debt securities
and other high yield,  non-convertible  debt securities  rated below  investment
grade will  comprise  less than 35% of the fund's net  assets.  Debt  securities
rated


10   INFORMATION REGARDING THE FUNDS                AMERICAN CENTURY INVESTMENTS


below  the  four  highest  categories  are  not  considered  "investment  grade"
obligations.  These securities have speculative characteristics and present more
credit risk than investment grade obligations.  For a description of the S&P and
Moody's  ratings  categories,  see "An  Explanation  of Fixed Income  Securities
Ratings" in the Statement of Additional Information. Equity equivalents also may
include  securities whose value or return is derived from the value or return of
a different security.  Depositary receipts, which are described in the following
section, are an example of the type of derivative security in which a fund might
invest.

FORWARD CURRENCY EXCHANGE CONTRACTS

    Some of the  foreign  securities  held by the  funds may be  denominated  in
foreign  currencies.  Other  securities,  such as  depositary  receipts,  may be
denominated  in  U.S.  dollars,  but  have a  value  that  is  dependent  on the
performance  of a  foreign  security,  as  valued  in the  currency  of its home
country. As a result, the value of a fund's portfolio may be affected by changes
in the exchange rates between foreign currencies and the U.S. dollar, as well as
by changes in the market values of the securities themselves. The performance of
foreign  currencies  relative to the U.S.  dollar may be a factor in the overall
performance of a fund.

    To protect against adverse  movements in exchange rates between  currencies,
the funds may, for hedging purposes only,  enter into forward currency  exchange
contracts.  A forward currency exchange contract  obligates the fund to purchase
or sell a specific currency at a future date at a specific price.

    A fund may elect to enter into a forward  currency  exchange  contract  with
respect to a specific  purchase  or sale of a security,  or with  respect to the
fund's portfolio positions generally.

    By entering into a forward  currency  exchange  contract with respect to the
specific  purchase or sale of a security  denominated in a foreign  currency,  a
fund can "lock in" an exchange rate between the trade and  settlement  dates for
that purchase or sale.  This practice is sometimes  referred to as  "transaction
hedging." Each fund may enter into transaction hedging contracts with respect to
all or a substantial portion of its foreign securities trades.

    When the manager  believes  that a particular  currency may decline in value
compared to the U.S.  dollar,  a fund may enter into forward  currency  exchange
contracts  to sell the value of some or all of the fund's  portfolio  securities
either  denominated in, or whose value is tied to, that currency.  This practice
is  sometimes  referred to as  "portfolio  hedging." A fund may not enter into a
portfolio  hedging  transaction where it would be obligated to deliver an amount
of foreign currency in excess of the aggregate value of its portfolio securities
or other assets denominated in, or whose value is tied to, that currency.

    Each  fund  will  make  use  of  portfolio  hedging  to  the  extent  deemed
appropriate by the manager.  However,  it is anticipated  that a fund will enter
into portfolio hedges much less frequently than transaction hedges.

    If a fund enters into a forward currency exchange  contract,  the fund, when
required,  will  instruct  its  custodian  bank  to  segregate  cash  or  liquid
high-grade securities in a separate account in an amount sufficient to cover its
obligation under the contract.  Those assets will be valued at market daily, and
if  the  value  of  the  segregated  securities  declines,  additional  cash  or
securities  will be added so that the value of the  account is not less than the
amount of the fund's commitment. At any given time, no more than 10% of a fund's
assets will be committed to a segregated  account in connection  with  portfolio
hedging transactions.

    Predicting the relative future values of currencies is very  difficult,  and
there is no  assurance  that any  attempt  to  protect  a fund  against  adverse
currency  movements through the use of forward currency exchange  contracts will
be successful. In addition, the use of forward currency exchange contracts tends
to limit the  potential  gains that might  result from a positive  change in the
relationship between the foreign currency and the U.S. dollar.

INVESTMENTS IN SMALLER COMPANIES

    Small Cap Value will invest  primarily in  securities  of  companies  having
smaller  market  capitalizations.  These smaller  companies may present  greater
opportunities for capital appreciation,  but may also involve greater risks than
larger  issuers.  Such  companies  may have limited  product  lines,  markets or
financial resources,  and their securities may trade less frequently and in more
limited  volume  than the  securities  of larger  companies.  In  addition,  the
securities of such companies may be more likely to be delisted


PROSPECTUS                                INFORMATION REGARDING THE FUNDS    11


from trading on their primary exchange.  As a result,  the securities of smaller
companies may experience  significantly more price volatility and less liquidity
than securities of larger  companies,  and this volatility and limited liquidity
may be reflected in the net asset value of the fund.

PORTFOLIO TURNOVER

    The total  portfolio  turnover rates of Value and Equity Income are shown in
the Financial Highlights tables of this Prospectus.

    Investment  decisions  to  purchase  and sell  securities  are  based on the
anticipated  contribution  of the security in question to the fund's  investment
objectives.  The  manager  believes  that  the  rate of  portfolio  turnover  is
irrelevant  when it determines a change is in order to achieve those  objectives
and, accordingly, the annual portfolio turnover rate cannot be anticipated.

    The portfolio  turnover of a fund may be higher than other mutual funds with
similar investment  objectives.  Higher turnover would generate  correspondingly
greater  brokerage  commissions  that the funds pay directly.  Higher  portfolio
turnover also may increase the  likelihood of realized  capital  gains,  if any,
distributed by the fund. See "Taxes," page 23.

REPURCHASE AGREEMENTS

    Each fund may invest in repurchase agreements when such transactions present
an attractive  short-term return on cash that is not otherwise  committed to the
purchase of securities pursuant to the investment policies of that fund.

    A  repurchase  agreement  occurs  when,  at the time the fund  purchases  an
interest-bearing  obligation,  the seller (a bank or a broker-dealer  registered
under  the  Securities  Exchange  Act of  1934)  agrees  to  repurchase  it on a
specified  date in the future at an  agreed-upon  price.  The  repurchase  price
reflects  an  agreed-upon  interest  rate  during the time the  fund's  money is
invested in the security.

    Since  the  security  purchased  constitutes  security  for  the  repurchase
obligation,  a repurchase  agreement can be considered a loan  collateralized by
the security purchased.  The fund's risk is the ability of the seller to pay the
agreed-upon repurchase price on the repurchase date. If the seller defaults, the
fund may incur costs in  disposing  of the  collateral,  which would  reduce the
amount realized  thereon.  If the seller seeks relief under the bankruptcy laws,
the  disposition of the collateral may be delayed or limited.  To the extent the
value of the security decreases, the fund could experience a loss.

    The funds will limit repurchase agreement  transactions to securities issued
by the U.S. government, its agencies and instrumentalities,  and will enter into
such  transactions  only with those banks and securities  dealers who are deemed
creditworthy pursuant to criteria adopted by the funds' Board of Directors.

FUTURES CONTRACTS

    Each  fund may  enter  into  domestic  stock  futures  contracts.  A futures
contract is an agreement to take or make  delivery of an amount of cash based on
the difference between the value of the index at the beginning and at the end of
the contract period.

    Rather than  actually  purchasing  the  specific  financial  assets,  or the
securities of a market index, the manager may purchase a futures contract, which
reflects the value of such underlying  securities.  For example, S&P 500 futures
reflect  the  value  of the  underlying  companies  that  comprise  the  S&P 500
Composite  Stock Price Index.  If the aggregate  market value of the  underlying
index securities increases or decreases during the contract period, the value of
the S&P 500 futures can be expected to reflect such  increase or decrease.  As a
result,  the  manager  is able to  expose  to the  equity  markets  cash that is
maintained  by the  funds to meet  anticipated  redemptions  or held for  future
investment opportunities. Because futures generally settle within a day from the
date they are  closed  out  (compared  with  three  days for the types of equity
securities  primarily  invested in by the funds) the manager  believes that this
use of  futures  allows the funds to  effectively  be fully  invested  in equity
securities while maintaining the liquidity needed by the funds.

    When a fund enters into a futures contract,  it must make deposit of cash or
high-quality debt securities, known as "initial margin," as partial security for
its  performance  under the contract.  As the value of the underlying  financial
assets  fluctuates,  the parties to the contract are required to make additional
margin payments, known as "variation margin," to cover any additional obligation
it may have  under  the  contract.  Assets  set  aside by a fund as  initial  or
variation mar-


12    INFORMATION REGARDING THE FUNDS               AMERICAN CENTURY INVESTMENTS


gin may not be disposed of so long as the fund maintains the contract.

    The funds may not  purchase  leveraged  futures.  A fund will  deposit  in a
segregated  account with its custodian bank cash or high-quality debt securities
in an  amount  equal  to the  fluctuating  market  value  of the  index  futures
contracts it has purchased, less any margin deposited on its position. The funds
will invest only in exchange-traded  futures. In addition,  the value of futures
contracts purchased by a fund may not exceed 5% of the fund's total assets.

DERIVATIVE SECURITIES

    To the extent  permitted by its investment  objectives and policies,  a fund
may  invest  in  securities  that  are  commonly  referred  to  as  "derivative"
securities.  Generally,  a derivative  is a financial  arrangement  the value of
which is based on, or "derived" from, a traditional  security,  asset, or market
index.   Certain  derivative   securities  are  more  accurately   described  as
"index/structured"   securities.   Index/structured  securities  are  derivative
securities whose value or performance is linked to other equity securities (such
as depositary receipts),  currencies, interest rates, indices or other financial
indicators (reference indices).

    Some   "derivatives"  such  as   mortgage-related   and  other  asset-backed
securities are in many respects like any other investment,  although they may be
more volatile or less liquid than more traditional debt securities.

    There are many different types of derivatives and many different ways to use
them. Futures and options are commonly used for traditional  hedging purposes to
attempt to protect a fund from exposure to changing  interest rates,  securities
prices,  or  currency  exchange  rates  and for cash  management  purposes  as a
low-cost method of gaining  exposure to a particular  securities  market without
investing directly in those securities.

    No fund may invest in a derivative  security  unless the reference  index or
the  instrument to which it relates is an eligible  investment for the fund. For
example,  a security whose underlying value is linked to the S&P 500 Index would
be a  permissible  investment  because  each  of the  funds  may  invest  in the
securities of companies  comprising  the S&P 500 Index  (assuming they otherwise
meet the other  requirements  for the fund),  while a security whose  underlying
value is  linked  to the  price of oil  would  not be a  permissible  investment
because the funds may not invest in oil and gas leases or futures.

    The return on a derivative security may increase or decrease, depending upon
changes in the reference index or instrument to which it relates.

    There is a range of risks associated with derivative investments,  including
but not limited to:

    *    the risk that the underlying  security,  interest rate, market index or
         other  financial  asset will not move in the  direction  the  portfolio
         manager anticipates;

    *    the possibility that there will be no liquid secondary  market,  or the
         possibility  that  price  fluctuation  limits  will be  imposed  by the
         relevant exchange,  either of which may make it difficult or impossible
         to close out a position when desired;

    *    the risk that adverse price movements in an instrument will result in a
         loss substantially greater than a fund's initial investment; and

    *    the risk that the counterparty will fail to perform its obligations.

    The  Board  of  Directors  has  approved  the  manager's   policy  regarding
investments in derivative securities. That policy specifies factors that must be
considered in connection  with a purchase of derivative  securities.  The policy
also establishes a committee that must review certain proposed  purchases before
the  purchases  can be  made.  The  manager  will  report  on fund  activity  in
derivative securities to the Board of Directors as necessary.  In addition,  the
Board will review the manager's policy for investments in derivative  securities
annually.

WHEN-ISSUED SECURITIES

    Each of the funds may  sometimes  purchase  new  issues of  securities  on a
when-issued  basis or  forward  commitment  basis  when,  in the  opinion of the
manager,  such purchases will further the investment objectives of the fund. The
price of  when-issued  securities is  established  at the time the commitment to
purchase is made.  Delivery of and payment for these securities  typically occur
15 to 45 days after the commitment to purchase. Market rates of interest on debt
securities at the time of delivery may be higher or lower than those  contracted
for on the  when-issued  security.  Accordingly,  the value of such security may
decline prior to delivery, which could result in a loss


PROSPECTUS                                INFORMATION REGARDING THE FUNDS     13


to the fund. A separate  account for each fund consisting of cash or appropriate
liquid assets in an amount at least equal to the when-issued commitments will be
established and maintained with the custodian. No income will accrue to the fund
prior to delivery.

SHORT SALES

    A fund may engage in short sales if, at the time of the short sale, the fund
owns or has the right to acquire securities equivalent in kind and amount to the
securities being sold short. Such  transactions  allow the fund to hedge against
price fluctuations by locking in a sale price for securities it does not wish to
sell immediately.

    A fund may make a short sale when it wants to sell the security it owns at a
current  attractive  price, but also wishes to defer recognition of gain or loss
for federal  income tax purposes and for purposes of  satisfying  certain  tests
applicable to regulated investment companies under the Internal Revenue Code and
Regulations.

INVESTMENTS IN COMPANIES WITH LIMITED
OPERATING HISTORIES

    The funds may invest in the  securities  of issuers with  limited  operating
histories.  The manager  considers an issuer to have a limited operating history
if that issuer has a record of less than three years of continuous operation.

    Investments  in securities of issuers with limited  operating  histories may
involve greater risks than investments in securities of more mature issuers.  By
their  nature,  such issuers  present  limited  operating  history and financial
information upon which the manager may base its investment decision on behalf of
the funds. In addition,  financial and other information regarding such issuers,
when available, may be incomplete or inaccurate.

    A fund will not invest more than 5% of its total assets in the securities of
issuers with less than a three-year operating history. The manager will consider
periods  of capital  formation,  incubation,  consolidation,  and  research  and
development  in  determining  whether a particular  issuer has a record of three
years of continuous operation.

RULE 144A SECURITIES

    The funds may, from time to time,  purchase Rule 144A  securities  when they
present  attractive  investment  opportunities  that  otherwise  meet the funds'
criteria for selection.  Rule 144A  securities are securities that are privately
placed with and traded among qualified  institutional  investors rather than the
general  public.  Although  Rule  144A  securities  are  considered  "restricted
securities," they are not necessarily illiquid.

    With respect to securities eligible for resale under Rule 144A, the staff of
the SEC has taken the  position  that the  liquidity of such  securities  in the
portfolio of a fund offering redeemable securities is a question of fact for the
Board  of  Directors  to  determine,  such  determination  to be  based  upon  a
consideration  of the readily  available  trading  markets and the review of any
contractual  restrictions.  The staff also  acknowledges  that,  while the Board
retains ultimate  responsibility,  it may delegate this function to the manager.
Accordingly, the Board has established guidelines and procedures for determining
the liquidity of Rule 144A securities and has delegated the day-to-day  function
of determining the liquidity of Rule 144A  securities to the manager.  The Board
retains the  responsibility to monitor the  implementation of the guidelines and
procedures it has adopted.

    Since the  secondary  market  for such  securities  is  limited  to  certain
qualified  institutional  investors,  the  liquidity of such  securities  may be
limited accordingly and a fund may, from time to time, hold a Rule 144A security
that is illiquid. In such an event, the fund's manager will consider appropriate
remedies to minimize  the effect on such  fund's  liquidity.  No fund may invest
more than 15% of its assets in illiquid  securities  (securities that may not be
sold within seven days at  approximately  the price used in determining  the net
asset value of fund shares).


 PERFORMANCE ADVERTISING

    From  time  to  time,  the  funds  may  advertise   performance  data.  Fund
performance may be shown by presenting one or more performance measurements,


14     INFORMATION REGARDING THE FUNDS              AMERICAN CENTURY INVESTMENTS


including  cumulative  total  return or average  annual  total return and yield.
Performance data may be quoted  separately for the  Institutional  Class and for
the other classes.

    Cumulative  total  return data is computed by  considering  all  elements of
return,  including  reinvestment  of dividends and capital gains  distributions,
over a stated  period of time.  Average  annual  total return is  determined  by
computing  the annual  compound  return over a stated  period of time that would
have  produced  the fund's  cumulative  total return over the same period if the
fund's performance had remained constant throughout.

    A quotation of yield  reflects a fund's  income over a stated period of time
expressed as a percentage of the fund's share price.

    Yield is  calculated  by adding  over a 30-day  (or  one-month)  period  all
interest and dividend  income (net of fund  expenses)  calculated  on each day's
market  values,  dividing  this  sum  by  the  average  number  of  fund  shares
outstanding  during the period, and expressing the result as a percentage of the
fund's  share  price on the last day of the 30-day (or  one-month)  period.  The
percentage is then annualized.  Capital gains and losses are not included in the
calculation.

    Yields are calculated  according to accounting methods that are standardized
in  accordance  with SEC  rules  for all stock  and bond  funds.  Because  yield
accounting methods differ from the methods used for other accounting purposes, a
fund's yield may not equal the income paid on its shares or the income  reported
in the fund's financial statements.

    The funds also may include in advertisements data comparing performance with
the performance of non-related  investment media,  published  editorial comments
and performance  rankings compiled by independent  organizations  such as Lipper
Analytical  Services  or  Donoghue's  Money Fund  Report and  publications  that
monitor the performance of mutual funds.  Performance  information may be quoted
numerically  or may be presented  in a table,  graph or other  illustration.  In
addition,  fund  performance  may be  compared to  well-known  indices of market
performanceincluding the Standard and Poor's 500 Index, the Dow Jones Industrial
Average,  the  S&P/Barra  Value  Index  (with  regard to Value),  the  S&P/Barra
Small-Cap 600 Value Index (with regard to Small Cap Value) and the Lipper Equity
Income Fund Index (with regard to Equity Income).  Fund  performance also may be
compared,  on a relative basis, to other funds in our fund family. This relative
comparison, which may be based upon historical fund performance or historical or
expected volatility or other fund characteristics, may be presented numerically,
graphically or in text.  Fund  performance  also may be combined or blended with
other funds in our fund family, and that combined or blended  performance may be
compared to the same indices to which individual funds may be compared.

    All performance  information advertised by the funds is historical in nature
and is not intended to represent or guarantee future results.  The value of fund
shares when redeemed may be more or less than their original cost.


PROSPECTUS                             INFORMATION REGARDING THE FUNDS       15


                              HOW TO INVEST WITH
                         AMERICAN CENTURY INVESTMENTS

 AMERICAN CENTURY INVESTMENTS

    The funds  offered by this  Prospectus  are a part of the  American  Century
Investments  family  of  mutual  funds.  Our  family  provides  a full  range of
investment  opportunities,  from  the  aggressive  equity  growth  funds  in our
Twentieth  Century Group,  to the fixed income funds in our Benham Group, to the
moderate risk and specialty  funds in our American  Century  Group.  Please call
1-800-345-3533  for a  brochure  or  prospectuses  for the  other  funds  in the
American Century Investments family.

    To reduce  expenses and  demonstrate  respect for our  environment,  we have
initiated a project  through which we will  eliminate  duplicate  copies of most
financial  reports and  prospectuses  to most  households  and  deliver  account
statements to most households in a single envelope,  even if they have more than
one  account.  If you would like  additional  copies of  financial  reports  and
prospectuses or separate mailing of account statements, please call us.


 INVESTING IN AMERICAN CENTURY

    The  following  sections  explain how to invest in American  Century  funds,
including purchases, redemptions,  exchanges and special services. You will find
more detail about doing  business with us by referring to the Investor  Services
Guide that you will receive when you open an account.

    If  you  own  or  are   considering   purchasing   fund  shares  through  an
employer-sponsored  retirement  plan or through a bank,  broker-dealer  or other
financial  intermediary,  the  following  sections,  as well as the  information
contained  in our Investor  Services  Guide,  may not apply to you.  Please read
"Minimum Investment," page 17 and "Customers of Banks,  Broker-Dealers and Other
Financial Intermediaries," page 21.

 HOW TO OPEN AN ACCOUNT

    To open an account,  you must complete and sign an  application,  furnishing
your  taxpayer  identification  number.  (You must also certify  whether you are
subject to  withholding  for failing to report  income to the IRS.)  Investments
received without a certified taxpayer identification number will be returned.

    You may invest in the following ways:

BY MAIL

    Send a  completed  application  and  check or money  order  payable  in U.S.
dollars to American Century Investments.

BY WIRE

    You may make your initial  investment by wiring funds.  To do so, call us or
mail  a  completed   application  and  provide  your  bank  with  the  following
information:

o  RECEIVING BANK AND ROUTING NUMBER:
   Commerce Bank, N.A. (101000019)

o  BENEFICIARY (BNF):
   American Century Services Corporation
   4500 Main St., Kansas City, Missouri 64111

o  BENEFICIARY ACCOUNT NUMBER (BNF ACCT):
   2804918

o  REFERENCE FOR BENEFICIARY (RFB):
   American  Century  account number into which you are investing.  If more than
   one, leave blank and see Bank to Bank Information below.

o  ORIGINATOR TO BENEFICIARY (OBI):
   Name and address of owner of account into which you are investing.

o  BANK TO BANK INFORMATION (BBI OR FREE FORMTEXT):
    *    Taxpayer identification or Social Security number.
    *    If more than one account, account numbers
         and amount to be invested in each account.
    *    Current tax year, previous tax year or rollover  designation if an IRA.
         Specify  whether  traditonal  IRA, Roth IRA,  Education  IRA,  SEP-IRA,
         SARSEP-IRA, SIMPLE Employer or SIMPLE Employee.

BY EXCHANGE

    Call 1-800-345-3533 from 7 a.m. to 7 p.m. Central time to get information on
opening an account by exchanging from another American Century account. See page
17 for more information on exchanges.


16 HOW TO INVEST WITH AMERICAN CENTURY INVESTMENTS  AMERICAN CENTURY INVESTMENTS


IN PERSON

    If you prefer to work with a representative  in person,  please visit one of
our Investor Centers, located at:

    4500 Main Street
    Kansas City, Missouri 64111

    4917 Town Center Drive
    Leawood, Kansas 66211

    1665 Charleston Road
    Mountain View, California 94043

    2000 S. Colorado Blvd.
    Denver, Colorado 80222

SUBSEQUENT INVESTMENTS

    Subsequent  investments  may  be  made  by an  automatic  bank,  payroll  or
government direct deposit (see "Automatic Investment Plan," this page) or by any
of  the  methods  below.  The  minimum  investment  requirement  for  subsequent
investments is $250 for checks submitted  without the investment slip portion of
a previous  statement or confirmation  and $50 for all other types of subsequent
investments.

BY MAIL

    When making subsequent  investments,  enclose your check with the investment
slip portion of a previous statement or confirmation.  If the investment slip is
not available, indicate your name, address and account number on your check or a
separate  piece of paper.  (Please  be aware  that the  investment  minimum  for
subsequent investments is higher without an investment slip.)

BY TELEPHONE

    Upon  completion of your  application and once your account is open, you may
make  investments  by  telephone.   You  may  call  an   Institutional   Service
Representative or use our Automated Information Line.

BY WIRE

    You may make  subsequent  investments  by  wire.  Follow  the wire  transfer
instructions on page 16 and indicate your account number.

IN PERSON

    You  may  make  subsequent  investments  in  person  at one of our  Investor
Centers. The locations of our Investor Centers are listed on this page.

AUTOMATIC INVESTMENT PLAN

    By   completing   the   application   and   electing  to  make   investments
automatically,  we will draw on your bank account  regularly.  Such  investments
must be at least  the  equivalent  of $50 per  month.  You also  may  choose  an
automatic  payroll or government  direct deposit.  If you are establishing a new
account,  check  the  appropriate  box  under  "Automatic  Investments"  on your
application  to  receive  more  information.  If you would  like to add a direct
deposit  to  an  existing   account,   please  call  an  Institutional   Service
Representative.


 MINIMUM INVESTMENT

    The  minimum  investment  is $5  million  ($3  million  for  endowments  and
foundations).  If you  invest  with us  through a bank,  broker-dealer  or other
financial  intermediary,  the  minimum  investment  requirement  may  be  met by
aggregating the  investments of various clients of your financial  intermediary.
The  minimum  investment  requirement  may be  waived  if you or your  financial
intermediary,  if applicable, has an aggregate investment in our family of funds
of $10 million or more ($5  million for  endowments  and  foundations).  If your
balance or the balance of your  financial  intermediary,  if  applicable,  falls
below the minimum  investment  requirements due to redemptions or exchanges,  we
reserve the right to convert  your shares to Investor  Class  shares of the same
fund.  The  Investor  Class shares have a unified  management  fee that is 0.20%
higher than the Institutional Class shares.

 HOW TO EXCHANGE FROM ONE ACCOUNT TO ANOTHER

    As long as you meet any minimum  investment  requirements,  you may exchange
your fund  shares to our other  funds up to six times per year per  account.  An
exchange  request will be processed as of the same day it is received,  if it is
received  before the fund's net asset values are  calculated,  which is one hour
prior to the close of the New York Stock  Exchange  for funds issued by American
Century Target  Maturities Trust and at the close of the Exchange for all of our
other funds. See "When Share Price Is Determined," page 22.


PROSPECTUS                 HOW TO INVEST WITH AMERICAN CENTURY INVESTMENTS    17


    For any single exchange,  the shares of each fund being acquired must have a
value of at least $100.  However, we will allow investors to set up an Automatic
Exchange Plan between any two funds in the amount of at least $50 per month. See
our Investor Services Guide for further information about exchanges.

    If, in any 90-day period,  the total of your exchanges and your  redemptions
from any one account  exceeds the lesser of $250,000 or 1% of the fund's assets,
further  exchanges  will be subject to special  requirements  to comply with our
policy on large redemptions.  See "Special  Requirements for Large Redemptions,"
page 19.

BY MAIL

    You may direct us in writing  to  exchange  your  shares  from one  American
Century account to another. For additional information,  please see our Investor
Services Guide.

BY TELEPHONE

    You can make  exchanges  over the telephone  upon  completion and receipt of
your application or by calling us at 1-800-345-3533 to get the appropriate form

 HOW TO REDEEM SHARES

    We will  redeem or "buy back" your shares at any time.  Redemptions  will be
made at the next net asset value determined after a complete  redemption request
is received.

    Please note that a request to redeem shares in an IRA or 403(b) plan must be
accompanied  by an  executed  IRS  Form  W4-P  and a reason  for  withdrawal  as
specified by the IRS.

BY MAIL

    Your  written  instructions  to  redeem  shares  may  be  made  either  by a
redemption  form,  which we will  send you upon  request,  or by a letter to us.
Certain  redemptions  may require a signature  guarantee.  Please see "Signature
Guarantee," page 19.

BY TELEPHONE

    Upon  completion of your  application and once your account is open, you may
redeem your shares by calling an Institutional Service Representative.

BY CHECK-A-MONTH

    You may redeem shares by Check-A-Month.  A Check-A-Month  plan automatically
redeems  enough  shares  each month to provide you with a check in an amount you
choose  (minimum $50). To set up a Check-A-Month  plan,  please call and request
our Check-A-Month brochure.

OTHER AUTOMATIC REDEMPTIONS

    You may elect to make  redemptions  automatically  by authorizing us to send
funds to you or to your account at a bank or other financial institution. To set
up automatic redemptions, call an Institutional Service Representative.

REDEMPTION PROCEEDS

    Please  note that  shortly  after a  purchase  of shares is made by check or
electronic  draft (also known as an ACH draft) from your bank, we may wait up to
15 days or longer to send  redemption  proceeds (to allow your purchase funds to
clear).  No interest is paid on the redemption  proceeds after the redemption is
processed but before your redemption proceeds are sent.

    Redemption proceeds may be sent to you in one of the following ways:

BY CHECK

    Ordinarily,  all  redemption  checks will be made payable to the  registered
owner of the shares and will be mailed only to the  address of record.  For more
information, please refer to our Investor Services Guide.

BY WIRE AND ACH

    You may authorize us to transmit  redemption  proceeds by wire or ACH. These
services will be effective 15 days after we receive the authorization.

    Your bank will usually receive wired funds within 48 hours of  transmission.
Funds  transferred  by ACH may be received up to seven days after  transmission.
Once the funds are transmitted,  the time of receipt and the funds' availability
are not under our control.


18 HOW TO INVEST WITH AMERICAN CENTURY INVESTMENTS  AMERICAN CENTURY INVESTMENTS


SPECIAL REQUIREMENTS FOR LARGE REDEMPTIONS

    We have  elected to be governed by Rule 18f-1 under the  Investment  Company
Act,  which  obligates  each  fund to make  certain  redemptions  in cash.  This
requirement  to  pay  redemptions  in  cash  applies  to  situations  where  one
shareholder  redeems,  during any 90-day period, up to the lesser of $250,000 or
1% of the assets of the fund. Although  redemptions in excess of this limitation
will  also  normally  be paid in  cash,  we  reserve  the  right  under  unusual
circumstances  to honor these  redemptions by making payment in whole or in part
in readily marketable securities (a "redemption-in-kind").

    If payment is made in securities, the securities, selected by the fund, will
be valued in the same manner as they are in computing the fund's net asset value
and will be provided without prior notice.

    If you  expect  to make a large  redemption  and  would  like to  avoid  any
possibility of being paid in  securities,  you may do so by providing us with an
unconditional  instruction to redeem at least 15 days prior to the date on which
the redemption  transaction is to occur. The instruction must specify the dollar
amount  or number of  shares  to be  redeemed  and the date of the  transaction.
Receipt of your  instruction 15 days prior to the transaction  provides the fund
with  sufficient  time  to  raise  the  cash  in an  orderly  manner  to pay the
redemption  and thereby  minimizes the effect of the  redemption on the fund and
its remaining shareholders.

    Despite the fund's right to redeem fund shares through a redemption-in-kind,
we do not expect to exercise  this  option  unless a fund has an  unusually  low
level  of cash to meet  redemptions  and/or  is  experiencing  unusually  strong
demands for its cash.  Such a demand might be caused,  for  example,  by extreme
market conditions that result in an abnormally high level of redemption requests
concentrated in a short period of time.  Absent these or similar  circumstances,
we expect  redemptions in excess of $250,000 to be paid in cash in any fund with
assets of more than $50 million if total redemptions from any one account in any
90-day period do not exceed one-half of 1% of the total assets of the fund.

 SIGNATURE GUARANTEE

    To protect  your  accounts  from fraud,  some  transactions  will  require a
signature  guarantee.  You can obtain a signature guarantee from a bank or trust
company,  credit  union,  broker-dealer,  securities  exchange  or  association,
clearing agency or savings association, as defined by federal law.

    For a more in-depth explanation of our signature guarantee policy, or if you
live outside the United  States and would like to know how to obtain a signature
guarantee, please consult our Investor Services Guide.

    We reserve the right to require a signature guarantee on any transaction, or
to change this policy at any time.

 SPECIAL SHAREHOLDER SERVICES

    We offer several  services to make your account easier to manage.  These are
listed on the account application.  You will find more information about each of
these service options in our Investor Services Guide.

    Our special shareholder services include:

OPEN ORDER SERVICE

    Through our open order  service,  you may  designate a price at which to buy
shares of a variable-priced fund by exchange from one of our money market funds,
or a price at which to sell shares of a variable-priced  fund by exchange to one
of our money market funds.  The  designated  purchase  price must be equal to or
lower, or the designated sale price equal to or higher, than the variable-priced
fund's net asset value at the time the order is placed.  If the designated price
is  met  within  90  calendar   days,  we  will  execute  your  exchange   order
automatically at that price (or better). Open orders not executed within 90 days
will be canceled.

    If the fund you have selected  deducts a distribution  from its share price,
your order  price will be  adjusted  accordingly  so the  distribution  does not
inadvertently  trigger an open order transaction on your behalf. If you close or
re-register  the  account  from which the shares are to be  redeemed,  your open
order will be canceled.


PROSPECTUS                HOW TO INVEST WITH AMERICAN CENTURY INVESTMENTS     19


    Because of their time-sensitive nature, open order transactions are accepted
only by  telephone  or in person.  These  transactions  are  subject to exchange
limitations  described  in  each  fund's  prospectus,  except  that  orders  and
cancellations  received  before 2 p.m.  Central time are effective the same day,
and orders or cancellations received after 2 p.m. Central time are effective the
next business day.

TAX-QUALIFIED RETIREMENT PLANS

    Each fund is available for your tax-deferred  retirement plan. Call or write
us and request the appropriate forms for:

    *    Individual Retirement Accounts (IRAs);

    *    403(b) plans for employees of public school
         systems and non-profit organizations; or

    *    Profit sharing plans and pension plans for corporations and other
         employers.

    You can also transfer your  tax-deferred  plan to us from another company or
custodian. Call or write us for a Request to Transfer form.

 IMPORTANT POLICIES REGARDING YOUR INVESTMENTS

    Every  account is subject to policies  that could  affect  your  investment.
Please refer to the Investor  Services Guide for further  information  about the
policies discussed below, as well as further detail about the services we offer

  (1)    We reserve the right for any reason to suspend  the  offering of shares
         for a  period  of  time,  or to  reject  any  specific  purchase  order
         (including  purchases  by  exchange).  Additionally,  purchases  may be
         refused  if, in the  opinion  of the  manager,  they are of a size that
         would disrupt the management of the fund.

  (2)    We  reserve  the  right  to  make  changes  to  any  stated  investment
         requirements,  including those that relate to purchases,  transfers and
         redemptions.  In addition,  we also may alter,  add to or terminate any
         investor   services  and   privileges.   Any  changes  may  affect  all
         shareholders or only certain series or classes of shareholders.

  (3)    Shares  being  acquired  must be  qualified  for sale in your  state of
         residence.

  (4)    Transactions  requesting  a  specific  price and date,  other than open
         orders, will be refused.  Once you have mailed or otherwise transmitted
         your  transaction  instructions  to us,  they  may not be  modified  or
         canceled.

  (5)    If a transaction request is made by a corporation,  partnership, trust,
         fiduciary,  agent  or  unincorporated   association,  we  will  require
         evidence  satisfactory to us of the authority of the individual  making
         the request.

  (6)    We have established  procedures  designed to assure the authenticity of
         instructions received by telephone. These procedures include requesting
         personal  identification  from callers,  recording telephone calls, and
         providing  written  confirmations  of  telephone  transactions.   These
         procedures are designed to protect  shareholders  from  unauthorized or
         fraudulent  instructions.  If we do not employ reasonable procedures to
         confirm  the  genuineness  of  instructions,  then we may be liable for
         losses due to unauthorized or fraudulent instructions. The company, its
         transfer agent and manager will not be responsible  for any loss due to
         instructions they reasonably believe are genuine.

  (7)    All   signatures   should  be  exactly  as  the  name  appears  in  the
         registration.  If the owner's name appears in the  registration as Mary
         Elizabeth Jones, she should sign that way and not as Mary E. Jones.

  (8)    Unusual  stock  market  conditions  have  in the  past  resulted  in an
         increase  in  the  number  of  shareholder   telephone  calls.  If  you
         experience  difficulty in reaching us during such periods, you may send
         your transaction instructions by mail, express mail or courier service,
         or you may  visit  one of our  Investor  Centers.  You also may use our
         Automated Information Line if you have requested and received an access
         code and are not attempting to redeem shares.

  (9)    If  you  fail  to  provide  us  with  the  correct  certified  taxpayer
         identification  number, we may reduce any redemption proceeds by $50 to
         cover the  penalty the IRS will impose on us for failure to report your
         correct taxpayer identification number on information reports.

  (10)   We will perform special inquiries on shareholder  accounts.  A research
         fee of $15 per hour may be applied.


20 HOW TO INVEST WITH AMERICAN CENTURY INVESTMENTS  AMERICAN CENTURY INVESTMENTS


 REPORTS TO SHAREHOLDERS

    At the  end of  each  calendar  quarter,  we will  send  you a  consolidated
statement that summarizes all of your American Century  holdings,  as well as an
individual  statement  for  each  fund you own that  reflects  all  year-to-date
activity in your account.  You may request a statement of your account  activity
at any time.

    With the  exception of most  automatic  transactions,  each time you invest,
redeem,  transfer or exchange  shares,  we will send you a  confirmation  of the
transaction. See the Investor Services Guide for more detail.

    Carefully  review  all the  information  relating  to  transactions  on your
statements  and  confirmations  to ensure that your  instructions  were acted on
properly.  Please notify us immediately in writing if there is an error.  If you
fail to provide  notification  of an error  with  reasonable  promptness,  i.e.,
within 30 days of  non-automatic  transactions  or within 30 days of the date of
your consolidated quarterly statement, in the case of automatic transactions, we
will deem you to have ratified the transaction.

    No later than January 31 of each year, we will send you reports that you may
use in completing your U.S. income tax return. See the Investor Services Guide
for more information.

    Each year,  we will send you an annual and a semiannual  report  relating to
your fund, each of which is incorporated herein by reference.  The annual report
includes audited financial  statements and a list of portfolio  securities as of
the  fiscal  year  end.  The  semiannual  report  includes  unaudited  financial
statements  for the first six  months of the fiscal  year,  as well as a list of
portfolio  securities at the end of the period. You also will receive an updated
prospectus at least once each year.  Please read these materials  carefully,  as
they will help you understand your fund.

 CUSTOMERS OF BANKS, BROKER-DEALERS AND OTHER FINANCIAL INTERMEDIARIES

    Information   contained  in  our  Investor   Services   Guide   pertains  to
shareholders  who invest  directly with American  Century  rather than through a
bank, broker-dealer or other financial intermediary.

    If you  own or are  considering  purchasing  fund  shares  through  a  bank,
broker-dealer  or  other  financial  intermediary,  your  ability  to  purchase,
exchange and redeem shares will depend on your agreement  with, and the policies
of, such financial intermediary.

    You may reach one of our Institutional  Service  Representatives  by calling
1-800-345-3533 to request information about our funds and services,  to obtain a
current  prospectus or to get answers to any questions  about our funds that you
are unable to obtain through your financial intermediary.


PROSPECTUS              HOW TO INVEST WITH AMERICAN CENTURY INVESTMENTS       21


                    ADDITIONAL INFORMATION YOU SHOULD KNOW

SHARE PRICE

WHEN SHARE PRICE IS DETERMINED

    The price of your shares is also  referred to as their net asset value.  Net
asset value is determined  by  calculating  the total value of a fund's  assets,
deducting  total  liabilities  and  dividing  the result by the number of shares
outstanding.  For all American  Century  funds,  except funds issued by American
Century Target  Maturities  Trust, net asset value is determined as of the close
of regular trading on each day that the New York Stock Exchange is open, usually
3 p.m.  Central  time.  The net asset  values  for Target  Maturities  funds are
determined one hour prior to the close of the Exchange.

    Investments and requests to redeem or exchange shares will receive the share
price next  determined  after  receipt by us of the  investment,  redemption  or
exchange  request.  For example,  investments and requests to redeem or exchange
shares  received by us or one of our agents or  designees  before the time as of
which the net asset value of the fund is determined,  are effective on, and will
receive the price  determined,  that day.  Investment,  redemption  and exchange
requests received  thereafter are effective on, and receive the price determined
as of the close of the Exchange on the next day the Exchange is open.

    Investments  are  considered  received  only when payment is received by us.
Wired funds are  considered  received on the day they are  deposited in our bank
account if they are deposited before the time as of which the net asset value of
the fund is determined.

    Investments by telephone pursuant to your prior  authorization to us to draw
on your bank account are considered received at the time of your telephone call.

    Investment and transaction  instructions  received by us on any business day
by mail  prior  to the  time as of  which  the net  asset  value  of the fund is
determined, will receive that day's price. Investments and instructions received
after that time will receive the price determined on the next business day.

    If you  invest in fund  shares  through a bank,  financial  advisor or other
financial intermediary,  it is the responsibility of your financial intermediary
to  transmit  your  purchase,  exchange  and  redemption  requests to the funds'
transfer agent prior to the applicable  cut-off time for receiving orders and to
make  payment  for any  purchase  transaction  in  accordance  with  the  funds'
procedures  or any  contractual  arrangements  with  the  funds  or  the  funds'
distributor in order for you to receive that day's price.

    We have contractual  relationships with certain financial  intermediaries in
which such intermediaries  represent that they have systems to track the time at
which  investment  orders are  received  and to  segregate  orders  received  at
different times. Based on these representations,  the funds have authorized such
intermediaries  and their designees to accept purchase and redemption  orders on
the funds' behalf up to the applicable cut-off time. The funds will be deemed to
have received such orders upon acceptance by the duly  authorized  intermediary,
and such  orders will be priced at the funds' net asset  values next  determined
after acceptance on the funds' behalf by such intermediary.

HOW SHARE PRICE IS DETERMINED

    The valuation of assets for determining net asset value may be summarized as
follows:

    The portfolio  securities of each fund, except as otherwise noted, listed or
traded on a domestic  securities  exchange  are valued at the last sale price on
that  exchange.  Portfolio  securities  primarily  traded on foreign  securities
exchanges  generally  are  valued  at  the  preceding  closing  values  of  such
securities on the exchange where primarily traded. If no sale is reported, or if
local convention or regulation so provides, the mean of the latest bid and asked
prices is used.  Depending on local convention or regulation,  securities traded
over-the-counter  are priced at the mean of the latest bid and asked prices,  or
at the last sale  price.  When  market  quotations  are not  readily  available,
securities and other assets are valued at fair value


22   ADDITIONAL INFORMATION YOU SHOULD KNOW         AMERICAN CENTURY INVESTMENTS


as determined in accordance with procedures adopted by the Board of Directors.

    Debt  securities  not traded on a principal  securities  exchange are valued
through  valuations  obtained from a commercial  pricing  service or at the most
recent  mean of the bid and asked  prices  provided  by  investment  dealers  in
accordance with procedures established by the Board of Directors.

    The  value of an  exchange-traded  foreign  security  is  determined  in its
national currency as of the close of trading on the foreign exchange on which it
is traded or as of the close of business on the New York Stock Exchange, if that
is earlier.  That value is then exchanged to dollars at the  prevailing  foreign
exchange rate.

    Trading in securities on European and Far Eastern  securities  exchanges and
over-the-counter markets is normally completed at various times before the close
of  business on each day that the New York Stock  Exchange is open.  If an event
were to occur after the value of a security was  established  but before the net
asset value per share was  determined  that was likely to materially  change the
net asset value,  then that security would be valued at fair value as determined
in accordance with procedures adopted by the Board of Directors.

    Trading of these  securities in foreign  markets may not take place on every
New York Stock  Exchange  business  day. In addition,  trading may take place in
various  foreign  markets on  Saturdays or on other days when the New York Stock
Exchange  is not open and on which a fund's net asset  value is not  calculated.
Therefore,  such  calculation  does not take  place  contemporaneously  with the
determination  of the prices of many of the  portfolio  securities  used in such
calculation  and the value of a fund's  portfolio  may be  affected on days when
shares of the fund may not be purchased or redeemed.

WHERE TO FIND INFORMATION ABOUT SHARE PRICE

    The net  asset  values  of the  Investor  Class  are  published  in  leading
newspapers  daily. The net asset value of the  Institutional  Class of each fund
may be obtained by calling us.

 DISTRIBUTIONS

    Distributions  from net investment  income are declared and paid  quarterly.
Distributions from net realized securities gains, if any, generally are declared
and paid annually,  usually in December, but the funds may make distributions on
a more  frequent  basis to  comply  with the  distribution  requirements  of the
Internal Revenue Code, in all events in a manner  consistent with the provisions
of the Investment Company Act.

    For shareholders  investing through taxable accounts,  distributions will be
reinvested unless you elect to receive them in cash.  Distributions of less than
$10 generally will be reinvested. Distributions made shortly after a purchase by
check or ACH may be held up to 15 days. You may elect to have  distributions  on
shares  held in certain  IRAs and  403(b)  plans paid in cash only if you are at
least 59 1/2 years old or permanently and totally disabled.  Distribution checks
normally are mailed within seven days after the record date.  Please consult our
Investor  Services Guide for further  information  regarding  your  distribution
options.

    A  distribution  on  shares of a fund  does not  increase  the value of your
shares or your total return. At any given time the value of your shares includes
the  undistributed  net  gains,  if any,  realized  by the  fund on the  sale of
portfolio securities,  and undistributed  dividends and interest received,  less
fund expenses.

    Because such gains and  dividends  are included in the price of your shares,
when they are  distributed  the price of your shares is reduced by the amount of
the  distribution.  If you buy your shares through a taxable account just before
the distribution,  you will pay the full price for your shares, and then receive
a portion of the  purchase  price back as a taxable  distribution.  See "Taxes,"
this page.

 TAXES

    Each fund has elected to be taxed under Subchapter M of the Internal Revenue
Code,  which means that to the extent its income is distributed to shareholders,
it pays no income tax.

TAX-DEFERRED ACCOUNTS

    If fund  shares  are  purchased  through  tax-deferred  accounts,  such as a
qualified    employer-sponsored    retirement   or   savings   plan   (excluding
participant-directed  employer-sponsored  retirement plans, which are ineligible
to invest in Institutional Class shares),


PROSPECTUS                       ADDITIONAL INFORMATION YOU SHOULD KNOW       23


income and capital gains  distributions  paid by the fund  generally will not be
subject to current taxation,  but will accumulate in your account under the plan
on a tax-deferred basis.

TAXABLE ACCOUNTS

    If fund shares are purchased through taxable accounts,  distributions of net
investment  income  and net  short-term  capital  gains  are  taxable  to you as
ordinary income. The dividends from net income may qualify for the 70% dividends
received  deduction  for  corporations  to the extent  that the fund held shares
receiving the dividend for more than 45 days. Distributions from gains on assets
held  longer  than 12 months but no more than 18 months  (28% rate gain)  and/or
assets held longer than 18 months (20% rate gain) are taxable as long-term gains
regardless of the length of time you have held the shares.  However,  you should
note that any loss  realized  upon the sale or redemption of shares held for six
months or less will be treated as a long-term  capital loss to the extent of any
distribution  of  long-term  capital  gain  (28% or 20%  rate  gain) to you with
respect to such shares.

    Dividends  and interest  received by a fund on foreign  securities  may give
rise  to  withholding  and  other  taxes  imposed  by  foreign  countries.   Tax
conventions  between  certain  countries  and the  United  States  may reduce or
eliminate such taxes. Foreign countries generally do not impose taxes on capital
gains in respect of investments  by  non-resident  investors.  The foreign taxes
paid by a fund will reduce its dividends.

    Distributions  are taxable to you  regardless  of whether  they are taken in
cash or reinvested,  even if the value of your shares is below your cost. If you
purchase shares shortly before a distribution,  you must pay income taxes on the
distribution,  even though the value of your investment (plus cash received,  if
any) will not have  increased.  In  addition,  the  share  price at the time you
purchase  shares may  include  unrealized  gains in the  securities  held in the
investment portfolio of the fund. If these portfolio securities are subsequently
sold and the gains are realized,  they will, to the extent not offset by capital
losses, be paid to you as a distribution of capital gains and will be taxable to
you as short-term or long-term capital gains (28% and/or 20% rate gain).

    In January of the year  following the  distribution,  if you own shares in a
taxable account, you will receive a Form 1099-DIV notifying you of the status of
your distributions for federal income tax purposes.

    Distributions also may be subject to state and local taxes, even if all or a
substantial  part  of such  distributions  are  derived  from  interest  on U.S.
government  obligations  which,  if you received them directly,  would be exempt
from state income tax. However, most but not all states allow this tax exemption
to pass  through  to fund  shareholders  when a fund pays  distributions  to its
shareholders.  You should  consult your tax advisor about the tax status of such
distributions in your own state.

    If you have not complied  with certain  provisions  of the Internal  Revenue
Code and  Regulations,  we are  required by federal law to withhold and remit to
the IRS 31% of reportable  payments (which may include dividends,  capital gains
distributions  and redemptions).  Those regulations  require you to certify that
the Social Security number or tax  identification  number you provide is correct
and that you are not subject to 31% withholding for previous  under-reporting to
the  IRS.  You  will be asked  to make  the  appropriate  certification  on your
application.  Payments  reported by us that omit your Social  Security number or
tax  identification  number will  subject us to a penalty of $50,  which will be
charged  against  your account if you fail to provide the  certification  by the
time the report is filed. This charge is not refundable.

    Redemption of shares of a fund  (including  redemptions  made in an exchange
transaction)  will be a taxable  transaction for federal income tax purposes and
shareholders  generally  will recognize a gain or loss in an amount equal to the
difference  between  the basis of the shares and the amount  received.  Assuming
that  shareholders hold such shares as a capital asset, the gain or loss will be
a capital gain or loss and generally  will be considered  long-term,  subject to
tax at a maximum rate of 28% if shareholders  have held such shares for a period
of more than 12 months but no more than 18 months and long-term,  subject to tax
at a maximum rate of 20% if  shareholders  have held such shares for a period of
more than 18 months. If a loss is realized on the redemption of fund shares, the
reinvestment in additional fund shares within 30 days before or after


24    ADDITIONAL INFORMATION YOU SHOULD KNOW        AMERICAN CENTURY INVESTMENTS


the redemption  may be subject to the "wash sale" rules of the Internal  Revenue
Code,  resulting in a postponement  of the  recognition of such loss for federal
income tax purposes.

    In addition to the federal income tax consequences  described above relating
to an  investment  in a fund,  there  may be other  federal,  state or local tax
considerations  that depend upon the circumstances of each particular  investor.
Prospective  shareholders are therefore urged to consult their tax advisors with
respect to the effect of this investment on their own specific situations.


 MANAGEMENT

INVESTMENT MANAGEMENT

    Under  the  laws of the  State  of  Maryland,  the  Board  of  Directors  is
responsible for managing the business and affairs of the funds.  Acting pursuant
to an  investment  management  agreement  entered into with the funds,  American
Century  Investment  Management,  Inc.  serves as the manager of the funds.  Its
principal place of business is American Century Tower, 4500 Main Street,  Kansas
City,  Missouri  64111.  The  manager  has been  providing  investment  advisory
services to investment companies and institutional  clients since it was founded
in 1958.

    The manager  supervises and manages the  investment  portfolio of a fund and
directs the purchase and sale of its investment  securities.  It utilizes a team
of portfolio managers, assistant portfolio managers and analysts acting together
to manage the assets of a fund.  The team meets  regularly  to review  portfolio
holdings and to discuss purchase and sale activity. The team adjusts holdings in
a fund's portfolio as it deems  appropriate in pursuit of the fund's  investment
objectives.  Individual  portfolio  manager  members of the team also may adjust
portfolio holdings of a fund as necessary between team meetings.

    The portfolio  manager  members of the teams managing the funds described in
this  Prospectus  and  their  work  experience  for the last  five  years are as
follows:

   
    PHILLIP N. DAVIDSON,  Vice President and Portfolio Manager,  joined American
Century in  September  1993 as a Portfolio  Manager.  Prior to joining  American
Century,  Mr.  Davidson  served as an  investment  manager for  Boatmen's  Trust
Company in St.  Louis,  Missouri.

    R. TODD VINGERS,  Portfolio Manager,  joined American Century in August 1994
as an Investment  Analyst,  a position he held until February 1998. At that time
he was promoted to Portfolio  Manager.  Prior to joining American  Century,  Mr.
Vingers  attended the  University  of Chicago  Graduate  School of Business from
October 1992 to June 1994,  where he obtained his MBA degree.
    

    The  activities  of the manager are subject only to directions of the funds'
Board of  Directors.  The  manager  pays all the  expenses  of the funds  except
brokerage,  taxes,  interest,  fees and  expenses of the  non-interested  person
directors (including counsel fees) and extraordinary expenses.

    For the  services  provided  to the  Institutional  Class of the funds,  the
manager  receives  an annual fee of 0.80% of the average net assets of Value and
Equity Income and 1.05% of the average net assets of Small Cap Value.

    On the first business day of each month,  each fund pays a management fee to
the  manager  for the  previous  month at the  specified  rate.  The fee for the
previous month is calculated by multiplying  the applicable fee for each fund by
the  aggregate  average daily closing value of each fund's net assets during the
previous  month,  and  further  multiplying  that  product  by a  fraction,  the
numerator  of  which  is the  number  of  days  in the  previous  month  and the
denominator of which is 365 (366 in leap years).

CODE OF ETHICS

    The funds and the  manager  have  adopted  a Code of Ethics  that  restricts
personal  investing  practices by  employees of the manager and its  affiliates.
Among other  provisions,  the Code of Ethics requires that employees with access
to information about the purchase or sale of securities in the funds' portfolios


PROSPECTUS                         ADDITIONAL INFORMATION YOU SHOULD KNOW     25


obtain  preclearance before executing personal trades. With respect to Portfolio
Managers  and  other  investment   personnel,   the  Code  of  Ethics  prohibits
acquisition  of securities  in an initial  public  offering,  as well as profits
derived from the purchase and sale of the same security within 60 calendar days.
These provisions are designed to ensure that the interests of fund  shareholders
come before the interests of the people who manage those funds.

TRANSFER AND ADMINISTRATIVE SERVICES

    American Century  Services  Corporation,  American Century Tower,  4500 Main
Street,  Kansas City, Missouri 64111, acts as transfer agent and dividend-paying
agent for the funds.  It provides  facilities,  equipment  and  personnel to the
funds, and is paid for such services by the manager.

    Certain  recordkeeping and  administrative  services that would otherwise be
performed  by the transfer  agent may be  performed  by an insurance  company or
other  entity  providing  similar  services for various  retirement  plans using
shares  of the  funds as a  funding  medium,  by  broker-dealers  and  financial
advisors  for their  customers  investing  in shares of  American  Century or by
sponsors of multi mutual fund no- or low-transaction  fee programs.  The manager
or an affiliate may enter into contracts to pay them for such  recordkeeping and
administrative services out of its unified management fee.

    Although  there is no sales  charge  levied by the  funds,  transactions  in
shares of the funds may be executed by brokers or investment advisors who charge
a transaction-based  fee or other fee for their services.  Such charges may vary
among  broker-dealers and financial advisors,  but in all cases will be retained
by the  broker-dealer or financial  advisor and not remitted to the funds or the
manager.  You  should be aware of the fact that these  transactions  may be made
directly with American Century without incurring such fees.

    From time to time,  special  services  may be  offered to  shareholders  who
maintain  higher  share  balances  in our family of funds.  These  services  may
include the waiver of minimum investment requirements, expedited confirmation of
shareholder  transactions,  newsletters and a team of personal  representatives.
Any expenses associated with these special services will be paid by the manager.

    The manager and  transfer  agent are both wholly  owned by American  Century
Companies, Inc. James E. Stowers Jr., Chairman of the funds' Board of Directors,
controls  American Century Companies by virtue of his ownership of a majority of
its common stock.

    Pursuant  to  a  Sub-Administration   Agreement  with  the  manager,   Funds
Distributor,  Inc. (FDI) serves as the  Co-Administrator  for the funds.  FDI is
responsible for (i) providing  certain  officers of the funds and (ii) reviewing
and filing  marketing and sales  literature on behalf of the funds. The fees and
expenses of FDI are paid by the manager out of its unified fee.

 YEAR 2000 ISSUES

    Many of the world's computer systems currently cannot properly  recognize or
process  date-sensitive  information  relating to the Year 2000 and beyond.  The
funds and the  manager  depend  upon the  computer  systems of  various  service
providers,  including  the  transfer  agent,  for their  day-to-day  operations.
Inadequate  remediation of the Year 2000 problem by these service  providers and
others  with whom they  interact  could  have an  adverse  effect on the  funds'
operations,  including  pricing,  securities  trading  and  settlement,  and the
provision of shareholder services.

    The transfer agent, in cooperation with the manager, has assembled a team of
information  technology  professionals who are taking steps to address Year 2000
issues with respect to its own computers and to obtain  satisfactory  assurances
that  comparable  steps are being  taken by the funds' and the  manager's  other
major service  providers  and vendors.  The key phases of the  remediation  plan
include: an inventory of all internal systems,  vendor products and services and
data providers  (substantially  completed in 1997); an assessment of all systems
for date reliance and the impact of the century rollover on each  (substantially
completed  with respect to critical  systems in early 1998);  and the renovation
and  testing of  affected  systems  (targeted  for  completion  with  respect to
critical  systems by the end of 1998).  The manager will pay for the remediation
effort  with  revenues  from its  management  fee,  so that the  funds  will not
directly bear any of the cost.


26    ADDITIONAL INFORMATION YOU SHOULD KNOW       AMERICAN CENTURY INVESTMENTS


   
    In  light of these  remediation  efforts,  the  funds  do not  anticipate  a
material adverse impact on their business or operations.  However,  there can be
no assurance  that the  remediation  plan will be sufficient  and timely or that
interaction  with other  noncomplying  computer systems will not have a material
adverse effect on the funds' business, operations or financial condition.

    In addition,  the issuers of the  securities  in which the funds invests may
have Year 2000  computer  problems.  Although  the media and various  regulatory
agencies  have  focused a great  deal of  attention  on the need for  issuers to
assess  and  remediate  these  problems,  their  failure to do so could hurt the
funds' performance.
    

 DISTRIBUTION OF FUND SHARES

    The funds' shares are distributed by FDI, a registered broker-dealer. FDI is
a wholly-owned  indirect  subsidiary of Boston  Institutional  Group, Inc. FDI's
principal business address is 60 State Street, Suite 1300, Boston, Massachusetts
02109. The  Institutional  Class of shares does not pay any commissions or sales
loads  to  the  distributor  or  to  any  other   broker-dealers   or  financial
intermediaries in connection with the distribution of fund shares.

    Investors  may  open  accounts  with  American   Century  only  through  the
distributor.  All purchase  transactions in the funds offered by this Prospectus
are  processed  by the  transfer  agent,  which  is  authorized  to  accept  any
instructions relating to fund accounts.  All purchase orders must be accepted by
the  distributor.  All fees and expenses of FDI in acting as distributor for the
funds are paid by the manager.


 FURTHER INFORMATION ABOUT AMERICAN CENTURY

    American Century Capital Portfolios,  Inc., (the "Corporation"),  the issuer
of the funds, was organized as a Maryland corporation on June 14, 1993.

    The corporation is a diversified,  open-end  management  investment  company
whose shares were first  offered for sale  September  1, 1993.  Its business and
affairs  are  managed  by its  officers  under  the  direction  of its  Board of
Directors.

    The  principal  office of the funds is  American  Century  Tower,  4500 Main
Street, P.O. Box 419385, Kansas City, Missouri 64141-6385.  All inquiries may be
made by mail to that address,  or by telephone to 1-800-345-3533  (international
calls: 816-531-5575).

    American Century Capital  Portfolios,  Inc.  currently issues four series of
$0.01 par value  shares.  Each  series is commonly  referred  to as a fund.  The
assets belonging to each series of shares are held separately by the custodian.

    American Century offers four classes of Value and Equity Income: an Investor
Class, an Institutional  Class, a Service Class, and an Advisor Class.  American
Century  offers three  classes of the Real Estate and Small Cap Value funds:  an
Investor Class, an Institutional Class, and an Advisor Class. The shares offered
by this Prospectus are Institutional  Class shares and have no up-front charges,
commissions or 12b-1 fees.

    The Investor  Class is made  available  primarily to retail  investors.  The
Service Class and Advisor Class are offered primarily to institutional investors
or  through  institutional  distribution  channels,  such as  employer-sponsored
retirement plans or through banks, broker-dealers,  insurance companies or other
financial  intermediaries.  The other  classes have  different  fees,  expenses,
and/or  minimum  investment  requirements  than  the  Institutional  Class.  The
difference  in the fee  structures  among  the  classes  is the  result of their
separate  arrangements  for  shareholder and  distribution  services and not the
result of any difference in amounts  charged by the manager for core  investment
advisory  services.  Accordingly,  the core investment  advisory expenses do not
vary by  class.  Different  fees  and  expenses  will  affect  performance.  For
additional  information  concerning  the other  classes of shares not offered by
this Prospectus,  call us at 1-800-345-3533 or contact a sales representative or
financial intermediary who offers those classes of shares.

    Except as described  below,  all classes of shares of a fund have  identical
voting,  dividend,   liquidation  and  other  rights,  preferences,   terms  and
conditions.  The only  differences  among the various classes are (a) each class
may be subject to different  expenses specific to that class, (b) each class has
a different identifying designation or name, (c) each class has


PROSPECTUS                      ADDITIONAL INFORMATION YOU SHOULD KNOW        27


exclusive voting rights with respect to matters solely affecting such class, (d)
each class may have different  exchange  privileges,  and (e) the  Institutional
Class may provide for  automatic  conversion  from that class into shares of the
Investor Class of the same fund.

    Each  share,  irrespective  of series or class,  is entitled to one vote for
each dollar of net asset value applicable to such share on all questions, except
for those  matters  that must be voted on  separately  by the series or class of
shares affected.  Matters affecting only one series or class are voted upon only
by that series or class.

    Shares have  non-cumulative  voting rights,  which means that the holders of
more than 50% of the votes cast in an election of directors can elect all of the
directors  if  they  choose  to do so,  and in such  event  the  holders  of the
remaining  votes will not be able to elect any person or persons to the Board of
Directors.

    Unless required by the Investment  Company Act, it will not be necessary for
the funds to hold annual meetings of shareholders. As a result, shareholders may
not vote each year on the election of directors or the  appointment of auditors.
However,  pursuant to the funds' by-laws,  the holders of shares representing at
least  10% of the  votes  entitled  to be cast may  request  the funds to hold a
special meeting of shareholders.  We will assist in the communication with other
shareholders.

    WE RESERVE THE RIGHT TO CHANGE ANY OF OUR POLICIES, PRACTICES AND PROCEDURES
DESCRIBED IN THIS PROSPECTUS, INCLUDING THE STATEMENT OF ADDITIONAL INFORMATION,
WITHOUT  SHAREHOLDER  APPROVAL  EXCEPT  IN  THOSE  INSTANCES  WHERE  SHAREHOLDER
APPROVAL IS EXPRESSLY REQUIRED.


28     ADDITIONAL INFORMATION YOU SHOULD KNOW      AMERICAN CENTURY INVESTMENTS


                                     NOTES


PROSPECTUS                                                       NOTES       29


P.O. BOX 419385 
KANSAS CITY, MISSOURI 
64141-6385

INSTITUTIONAL SERVICES: 
1-800-345-3533 OR 816-531-5575

TELECOMMUNICATIONS DEVICE FOR THE DEAF: 
1-800-345-1833 OR 816-444-3038

FAX: 816-340-4655

WWW.AMERICANCENTURY.COM

                        [american century logo(reg.sm)]
                                    American
                                Century(reg.tm)


9807           [recycled logo]
SH-BKT-11947      Recycled
<PAGE>
                                   PROSPECTUS

                        [american century logo(reg.sm)]
                                    American
                                Century(reg.tm)

                                 JULY 30, 1998

                                   AMERICAN
                                    CENTURY
                                     GROUP

                               Real Estate Fund

INSTITUTIONAL CLASS


                         AMERICAN CENTURY INVESTMENTS

                                FAMILY OF FUNDS

    American  Century  Investments  offers you nearly 70 fund  choices  covering
stocks, bonds, money markets,  specialty investments and blended portfolios.  To
help you find the funds that may meet your investment  needs,  American  Century
funds  have  been  divided  into  three  groups  based on  investment  style and
objectives. These groups, which appear below, are designed to help simplify your
fund decisions.

                        AMERICAN CENTURY INVESTMENTS
- -------------------------------------------------------------------------------
    Benham Group               American Century           Twentieth Century
                                    Group                      Group
- -------------------------------------------------------------------------------
   MONEY MARKET FUNDS         ASSET ALLOCATION &           GROWTH FUNDS
 GOVERNMENT BOND FUNDS          BALANCED FUNDS          INTERNATIONAL FUNDS
 DIVERSIFIED BOND FUNDS   CONSERVATIVE EQUITY FUNDS
  MUNICIPAL BOND FUNDS         SPECIALTY FUNDS
- -------------------------------------------------------------------------------
                              Real Estate Fund


                                  PROSPECTUS

                                 JULY 30, 1998

                               Real Estate Fund

                              INSTITUTIONAL CLASS

                   AMERICAN CENTURY CAPITAL PORTFOLIOS, INC.

    American  Century  Capital  Portfolios,  Inc. is a part of American  Century
Investments,  a family of funds that  includes  nearly 70 no-load  mutual  funds
covering a variety of investment opportunities. The American Century Real Estate
Fund is described in this Prospectus. Its investment objective is listed on page
2 of this Prospectus. The other funds are described in separate prospectuses.

    The shares offered in this Prospectus (the  Institutional  Class shares) are
sold at their net asset value with no sales charges or commissions.

    The  Institutional   Class  shares  are  available  for  purchase  by  large
institutional  shareholders,  such  as  bank  trust  departments,  corporations,
endowments,  foundations  and financial  advisors  that meet the fund's  minimum
investment  requirements.  Institutional  Class  shares  are not  available  for
purchase  by  insurance  companies  or  participant-directed  employer-sponsored
retirement plans.

    This Prospectus  gives you  information  about the fund that you should know
before investing. Please read this Prospectus carefully and retain it for future
reference.  Additional  information  is included in the  Statement of Additional
Information  dated July 30,  1998,  and filed with the  Securities  and Exchange
Commission.  It is incorporated  into this Prospectus by reference.  To obtain a
copy without charge, call or write:

                         AMERICAN CENTURY INVESTMENTS
                     4500 Main Street * P.O. Box 419385
             Kansas City, Missouri 64141-6385 * 1-800-345-3533
                      International calls: 816-531-5575
                    Telecommunications Device for the Deaf:
                        1-800-345-1833 * In Missouri:
                     816-444-3038 www.americancentury.com

    Additional  information,  including  this  Prospectus  and the  Statement of
Additional Information,  may be obtained by accessing the Web site maintained by
the SEC (www.sec.gov).

THESE  SECURITIES  HAVE NOT BEEN APPROVED OR  DISAPPROVED  BY THE SECURITIES AND
EXCHANGE COMMISSION OR ANY STATE SECURITIES  COMMISSION,  NOR HAS THE SECURITIES
AND  EXCHANGE  COMMISSION  OR ANY STATE  SECURITIES  COMMISSION  PASSED UPON THE
ACCURACY OR ADEQUACY OF THIS PROSPECTUS. ANY REPRESENTATION TO THE CONTRARY IS A
CRIMINAL OFFENSE.


PROSPECTUS                                                                     1


                       INVESTMENT OBJECTIVE OF THE FUND

AMERICAN CENTURY REAL ESTATE FUND

    The investment  objective of American  Century Real Estate Fund is long-term
capital appreciation. Current income is a secondary objective. The fund seeks to
achieve its objective by investing primarily in securities issued by real estate
investment  trusts  and in the  securities  of  companies  that are  principally
engaged in the real estate industry.


  There is no assurance that the fund will achieve its investment objective.

NO  PERSON  IS  AUTHORIZED  BY THE  FUNDS  TO GIVE ANY  INFORMATION  OR MAKE ANY
REPRESENTATION OTHER THAN THOSE CONTAINED IN THIS PROSPECTUS OR IN OTHER PRINTED
OR WRITTEN MATERIAL ISSUED BY OR ON BEHALF OF THE FUNDS, AND YOU SHOULD NOT RELY
ON ANY OTHER INFORMATION OR REPRESENTATION.


2   INVESTMENT OBJECTIVE                           AMERICAN CENTURY INVESTMENTS


                               TABLE OF CONTENTS

Investment Objective of the Fund ..........................................    2
Transaction and Operating Expense Table ...................................    4
Financial Highlights ......................................................    5
Performance Information of Other Class ....................................    6

INFORMATION REGARDING THE FUND
Investment Policies of the Fund ...........................................    7
   Investment Objective ...................................................    7
   Investment Strategy ....................................................    7
   Investments in Real Estate .............................................    7
   Investment Philosophy ..................................................    8
Other Investment Practices, Their Characteristics
   and Risks ..............................................................    8
   U.S. Fixed Income Securities ...........................................    9
   Diversification ........................................................    9
   When-Issued Securities .................................................    9
   Rule 144A Securities ...................................................    9
   Borrowing ..............................................................   10
   Portfolio Turnover .....................................................   10
   Repurchase Agreements ..................................................   10
   Futures and Options ....................................................   11
   Investments in Companies With Limited
      Operating Histories .................................................   11
Performance Advertising ...................................................   11

HOW TO INVEST WITH AMERICAN CENTURY INVESTMENTS
American Century Investments ..............................................   13
Investing in American Century .............................................   13
How to Open an Account ....................................................   13
           By Mail ........................................................   13
           By Wire ........................................................   13
           By Exchange ....................................................   13
           In Person ......................................................   14
      Subsequent Investments ..............................................   14
           By Mail ........................................................   14
           By Telephone ...................................................   14
           By Wire ........................................................   14
           In Person ......................................................   14
      Automatic Investment Plan ...........................................   14
      Minimum Investment ..................................................   14
 How to Exchange From One Account to Another ..............................   14
           By Mail ........................................................   15
           By Telephone ...................................................   15
 How to Redeem Shares .....................................................   15
           By Mail ........................................................   15
           By Telephone ...................................................   15
           By Check-A-Month ...............................................   15
           Other Automatic Redemptions ....................................   15
      Redemption Proceeds .................................................   15
           By Check .......................................................   15
           By Wire and ACH ................................................   15
      Special Requirements for Large Redemptions ..........................   15
 Signature Guarantee ......................................................   16
 Special Shareholder Services .............................................   16
           Open Order Service .............................................   16
           Tax-Qualified Retirement Plans .................................   16
 Important Policies Regarding Your Investments ............................   17
 Reports to Shareholders ..................................................   17
Customers of Banks, Broker-Dealers and Other
   Financial Intermediaries ...............................................   18

ADDITIONAL INFORMATION YOU SHOULD KNOW
Share Price ...............................................................   19
   When Share Price Is Determined .........................................   19
   How Share Price Is Determined ..........................................   19
   Where to Find Information About Share Price ............................   20
Distributions .............................................................   20
Taxes .....................................................................   20
   Tax-Deferred Accounts ..................................................   20
   Taxable Accounts .......................................................   20
Management ................................................................   22
   Investment Management ..................................................   22
   Performance History of the Subadvisor ..................................   22
   Performance Highlights .................................................   24
   Code of Ethics .........................................................   25
   Transfer and Administrative Services ...................................   25
   Year 2000 Issues .......................................................   25
Distribution of Fund Shares ...............................................   26
Further Information About American Century ................................   26


PROSPECTUS                                                TABLE OF CONTENTS   3


                    TRANSACTION AND OPERATING EXPENSE TABLE

 SHAREHOLDER TRANSACTION EXPENSES:

Maximum Sales Load Imposed on Purchases ...............................  none
Maximum Sales Load Imposed on Reinvested Dividends ....................  none
Deferred Sales Load ...................................................  none
Redemption Fee ........................................................  none
Exchange Fee ..........................................................  none

ANNUAL FUND OPERATING EXPENSES (as a percentage of net assets):

Management Fees ....................................................... 1.00%
12b-1 Fees ............................................................  none
Other Expenses(1) ..................................................... 0.00%
Total Fund Operating Expenses ......................................... 1.00%

EXAMPLE:

You would pay the following expenses on a                      1 year    $10
$1,000 investment, assuming a 5% annual return and            3 years     32
redemption at the end of each time period:                    5 years     55
                                                             10 years    122

(1) Other expenses, which include the fees and expenses (including legal counsel
    fees) of those directors who are not "interested  persons" as defined in the
    Investment  Company  Act, are expected to be less than 0.01 of 1% of average
    net assets for the next fiscal year.

    The purpose of this table is to help you  understand  the various  costs and
expenses  that you,  as a  shareholder,  will bear  directly  or  indirectly  in
connection with an investment in the class of shares of the fund offered by this
Prospectus.  The example set forth above assumes  reinvestment  of all dividends
and  distributions and uses a 5% annual rate of return as required by Securities
and Exchange Commission regulations.

    NEITHER  THE 5% RATE OF  RETURN  NOR THE  EXPENSES  SHOWN  ABOVE  SHOULD  BE
CONSIDERED  INDICATIONS OF PAST OR FUTURE  RETURNS AND EXPENSES.  ACTUAL RETURNS
AND EXPENSES MAY BE GREATER OR LESS THAN THOSE SHOWN.

    The shares offered by this Prospectus are  Institutional  Class shares.  The
fund  offers  two  other  classes  of  shares,  one of which is  primarily  made
available  to retail  investors  and one that is  primarily  made  available  to
institutional  investors.  The other classes have different fee structures  than
the Institutional  Class. The difference in the fee structures among the classes
is the result of their separate  arrangements  for shareholder and  distribution
services and not the result of any difference in amounts  charged by the manager
for core investment advisory services. Accordingly, the core investment advisory
expenses do not vary by class.  A  difference  in fees will result in  different
performance for the other classes. For additional  information about the various
classes, see "Further Information About American Century," page 26.


4   TRANSACTION AND OPERATING EXPENSE TABLE         AMERICAN CENTURY INVESTMENTS


<TABLE>
<CAPTION>
                             FINANCIAL HIGHLIGHTS

                               REAL ESTATE FUND

  The  Financial  Highlights  for the  periods  presented  have been  audited by
Deloitte & Touche LLP, independent auditors, whose report thereon appears in the
fund's annual report,  which is  incorporated by reference into the Statement of
Additional  Information.  The  annual  report  contains  additional  performance
information  and will be made  available  upon request and without  charge.  The
information  presented is for a share  outstanding  for the period ended October
31, except as noted.

                                                            1998(1)           1997(2)
PER-SHARE DATA

<S>                                                    <C>                 <C>         
Net Asset Value, Beginning of Period ..................$      16.06        $      14.24
                                                       ------------        ------------
Income From Investment Operations

  Net Investment Income(3) ............................        0.26                0.28

  Net Realized and Unrealized Gain
  on Investment Transactions ..........................        0.26                1.63
                                                       ------------        ------------
  Total From Investment Operations ....................        0.52                1.91
                                                       ------------        ------------
Distributions

  From Net Investment Income ..........................       (0.19)              (0.09)

  From Net Realized Gains on
  Investment Transactions .............................       (0.27)               --
                                                       ------------        ------------
  Total Distributions .................................       (0.46)              (0.09)
                                                       ------------        ------------
Net Asset Value, End of Period ........................$      16.12        $      16.06
                                                       ============        ============
  Total Return(4) .....................................        3.32%              13.40%

RATIOS/SUPPLEMENTAL DATA

Ratio of Operating Expenses to Average Net Assets .....        0.95%(5)            1.00%(5)

Ratio of Operating Expenses to Average Net Assets
  (before expense waivers and reimbursements)(6) ......        1.00%(5)            --

Ratio of Net Investment Income to Average Net Assets ..        4.00%(5)            4.85%(5)

Ratio of Net Investment Income to Average Net Assets
  (before expense waivers and reimbursements)(6) ......        3.95%(5)            --

Portfolio Turnover Rate ...............................          28%                 69%

Average Commission Paid per Share of Equity
   Security Traded ....................................$     0.0534        $     0.0528

Net Assets, End of Period (in thousands) ..............$     14,795        $     13,365


(1) Five month  period  ended  March 31,  1998.  The fund's  fiscal year end was
    changed  from  October  31 to  March 31  resulting  in a five  month  annual
    reporting period.

(2) June 16, 1997 (commencement of sale) through October 31, 1997.

(3) Computed using average shares outstanding throughout the period.

(4) Total  return   assumes   reinvestment   of  dividends   and  capital  gains
    distributions, if any. Total return is not annualized.

(5) Annualized.

(6) During the periods ended March 31, 1998, a portion of the  subadvisory  fee,
    which is paid for subadvisory services, was waived.
</TABLE>


PROSPECTUS                                             FINANCIAL HIGHLIGHTS   5


<TABLE>
<CAPTION>
                    PERFORMANCE INFORMATION OF OTHER CLASS

                               REAL ESTATE FUND

  The  Institutional  Class of the  fund was  established  June  16,  1997.  The
financial  information in this table  regarding  selected per share data for the
fund reflects the performance of the fund's Investor Class of shares,  which has
a total expense ratio that is 0.20% higher than the Institutional Class. Had the
Institutional  Class  been in  existence  for the  fund  for  the  time  periods
presented, the fund's performance information would be higher as a result of the
additional expense.

  The  Financial  Highlights  for the  periods  presented  have been  audited by
Deloitte & Touche LLP, independent auditors, whose report thereon appears in the
fund's annual report which is  incorporated  by reference  into the Statement of
Additional  Information.  The  annual  report  contains  additional  performance
information  and will be made  available  upon request and without  charge.  The
information  presented  is for a share  outstanding  throughout  the years ended
October 31, except as noted.

                                                                    1998(1)            1997             1996           1995(2)

PER-SHARE DATA

<S>                                                           <C>               <C>                <C>             <C>          
Net Asset Value, Beginning of Period .........................$       16.06     $       12.29      $        9.82   $       10.00
                                                              -------------     -------------      -------------   -------------
Income From Investment Operations

   Net Investment Income .....................................         0.25(3)           0.67(3)            0.55            0.07

   Net Realized and Unrealized Gain
(Loss)
      on Investment Transactions .............................         0.26              4.13               2.27           (0.25)
                                                              -------------     -------------      -------------   -------------
   Total From Investment Operations ..........................         0.51              4.80               2.82           (0.18)
                                                              -------------     -------------      -------------   -------------
Distributions

   From Net Investment Income ................................        (0.18)            (0.48)             (0.35)           --

   From Net Realized Gains on Investment Transactions ........        (0.27)            (0.55)              --              --
                                                              -------------     -------------      -------------   -------------
   Total Distributions .......................................        (0.45)            (1.03)             (0.35)           --
                                                              -------------     -------------      -------------   -------------
Net Asset Value, End of Period ...............................$       16.12     $       16.06      $       12.29   $        9.82
                                                              =============     =============      =============   =============
   Total Return(4) ...........................................         3.26%            40.69%             29.28%          (1.80)%


RATIOS/SUPPLEMENTAL DATA

Ratio of Operating Expenses to Average Net Assets ............         1.15%(5)          1.17%              1.00%           1.50%(5)

Ratio of Operating Expenses to Average Net
Assets
   (before expense waivers and reimbursements)(6) ............         1.20%(5)          1.82%              6.83%          14.83%(5)

Ratio of Net Investment Income to Average Net Assets .........         3.75%(5)          4.48%              5.84%           6.66%(5)

Ratio of Net Investment Income to Average Net
Assets
   (before expense waivers and reimbursements)(6) ............         3.70%(5)          3.84%              0.01%     (6.67)%(5)

Portfolio Turnover Rate ......................................           28%               69%                86%           --

Average Commission Paid per Share of Equity Security Traded ..$      0.0534     $      0.0528      $      0.0545            --

Net Assets, End of Period (in thousands) .....................$     135,922     $      76,932      $       7,209   $       2,983

(1) Five month  period  ended  March 31,  1998.  The fund's  fiscal year end was
    changed  from  October  31 to  March 31  resulting  in a five  month  annual
    reporting period.

(2) September 21, 1995 (inception) through October 31, 1995.

(3) Computed using average shares outstanding throughout the period.

(4) Total  return   assumes   reinvestment   of  dividends   and  capital  gains
    distributions,  if any.  Total return for periods less than one year are not
    annualized.

(5) Annualized.

(6) During the  periods  ended  October  31, 1996 and October 31, 1995 and for a
    portion of the period ended October 31, 1997,  RREEF Real Estate  Securities
    Advisers L.P.  voluntarily  agreed to waive its management fee and reimburse
    certain expenses incurred by the fund. The custodian offset part of its fees
    for balance credits given to the fund.
</TABLE>

6   PERFORMANCE INFORMATION OF OTHER CLASS        AMERICAN CENTURY INVESTMENTS


                        INFORMATION REGARDING THE FUND

INVESTMENT POLICIES OF THE FUND

    The fund has adopted certain  investment  restrictions that are set forth in
the  Statement of  Additional  Information.  Those  restrictions,  and any other
investment  policies  designated as  "fundamental"  in this Prospectus or in the
Statement  of  Additional  Information,  cannot be changed  without  shareholder
approval.  The fund has implemented additional investment policies and practices
to guide its  activities  in the  pursuit of its  investment  objectives.  These
policies and practices,  which are described throughout this Prospectus, are not
designated  as  fundamental  policies  and may be  changed  without  shareholder
approval.

INVESTMENT OBJECTIVE

    The fund's primary investment  objective is long-term capital  appreciation.
Current income is a secondary objective. The fund seeks to achieve its objective
by investing primarily in securities issued by real estate investment trusts and
in the securities of companies that are  principally  engaged in the real estate
industry.  There can be no assurance  that the fund will achieve its  investment
objective.

INVESTMENT STRATEGY

    Under normal conditions,  the fund will invest no less than 80% of its total
assets in equity  securities of companies that are real estate investment trusts
(REITs)  or  are  principally  engaged  in  the  real  estate  industry.  Equity
securities include common stock, preferred stock and securities convertible into
common stock.  A company will be considered  to be  "principally  engaged in the
real  estate  industry"  if,  in the  opinion  of the  manager,  at the time its
securities  are  purchased by the fund, at least 50% of its revenues or at least
50% of the  market  value  of  its  assets  is  attributable  to the  ownership,
construction,  management or sale of residential,  commercial or industrial real
estate.  Companies  principally engaged in the real estate industry may include,
among others, equity REITs and real estate master limited partnerships, mortgage
REITs, and real estate brokers and developers. See "Investments in Real Estate,"
this page.

    The fund also may invest up to 20% of its total assets in other  securities.
Other securities may include debt securities and equity  securities of companies
not principally  engaged in the real estate  industry.  (See "U.S.  Fixed Income
Securities," page 9.)

    REITs pool investor funds for investment  primarily in income producing real
estate or real estate related loans or interests.  A REIT is not taxed on income
distributed to shareholders if it complies with various requirements relating to
its organization,  ownership, assets and income and with the requirement that it
distribute to its  shareholders  at least 95% of its taxable  income (other than
net capital gains) for each taxable year.  REITs  generally can be classified as
equity REITs,  mortgage REITs and hybrid REITs. Equity REITs invest the majority
of their assets directly in real property and derive their income primarily from
rents.  Equity REITs also can realize capital gains by selling property that has
appreciated in value. Mortgage REITs invest the majority of their assets in real
estate  mortgages  and derive their income  primarily  from  interest  payments.
Hybrid  REITs  combine the  characteristics  of both equity  REITs and  mortgage
REITs.

INVESTMENTS IN REAL ESTATE

    The fund may be subject to certain  risks similar to those  associated  with
the direct  ownership of real estate because of its policy of  concentration  in
the securities of REITs and companies that are  principally  engaged in the real
estate  industry.  The risks of direct  ownership of real estate include:  risks
related to general,  regional, and local economic conditions and fluctuations in
interest rates;  overbuilding and increased  competition;  increases in property
taxes  and  operating  expenses;   changes  in  zoning  laws;  heavy  cash  flow
dependency;  possible  lack of  availability  of mortgage  funds;  losses due to
natural disasters;  regulatory limitations on rents; variations in market rental
rates;  and changes in  neighborhood  values.  In  addition,  the fund may incur
losses due to environmental  problems.  If there is historic  contamination at a
site,  the  current  owner is one of the  parties  that may be  responsible  for
clean-up costs.


PROSPECTUS                                    INFORMATION REGARDING THE FUND   7


    Equity  REITs may be  affected  by  changes  in the value of the  underlying
property owned by the trusts, while mortgage REITs may be affected by default or
payment  problems  relating  to  underlying  mortgages,  the  quality  of credit
extended, self-liquidation provisions by held mortgages may be paid in full, and
distributions  of capital  returns may be made at any time.  Equity and mortgage
REITs are dependent upon the skill of their individual  management personnel and
generally are not diversified.  In addition,  equity and mortgage REITs could be
adversely  affected by failure to qualify for  tax-free  pass-through  of income
under  the  Internal   Revenue  Code,  or  to  maintain  their  exemptions  from
registration  under the Investment Company Act. By investing in REITs indirectly
through the fund, a shareholder will bear not only a proportionate  share of the
expenses  of the fund,  but also  indirectly,  similar  expenses  of the  REITs,
including compensation of management.

    To the extent  the fund is  invested  in debt  securities  (including  asset
backed  securities)  or  mortgage  REITs,  it will be subject to credit risk and
interest  rate risk.  Credit  risk  relates to the ability of the issuer to meet
interest  and  principal  payments  when due.  Interest  rate risk refers to the
fluctuations in the net asset value of any portfolio of fixed income securities,
resulting  solely from the inverse  relationship  between the price and yield of
fixed  income  securities;  that is,  when  interest  rates  rise,  bond  prices
generally fall and, conversely,  when interest rates fall, bond prices generally
rise. In general,  bonds with longer  maturities  are more sensitive to interest
rate changes than bonds with shorter maturities.

    The fund, as a non-diversified  investment company,  may invest in a smaller
number of individual issuers than a diversified  investment company.  Therefore,
an investment in the fund may present greater risk and volatility to an investor
than an investment in a diversified investment company.

INVESTMENT PHILOSOPHY

    The  investment  philosophy  of the fund is  premised  upon the belief  that
successful  investing in real estate securities  requires in-depth  knowledge of
the securities  market and a complete  understanding of the factors  influencing
the  performance  of real estate  assets.  The fund strives to provide  superior
performance  via  investment  in a select group of real estate  securities  with
strong cash flow growth  potential  and,  therefore,  the capacity for sustained
dividend increases.

    The  fund's  approach  is  initially  driven  by  an  internally   generated
systematic  assessment of changing real estate  markets,  an important  input to
sound investment  decisions.  The subadvisor tracks economic conditions and real
estate market  performance in major  metropolitan  areas and screens  markets to
identify areas of risk and opportunity,  and will focus  investment  activity in
property types and geographic areas it identifies as growth sectors.

    This fundamental  approach focuses on identifying  changes in property level
net  operating  income  and the  impact on the  ultimate  stock  performance  of
individual  REITs.  It requires  extensive  local  research on property  markets
across the United States,  direct inspection of individual  property assets, and
familiarity  with  company   management  and  operating   strategies.   Rigorous
securities  analyses are performed to identify  investments  with  unappreciated
potential to produce superior,  long-term returns.  Strategic sector allocations
are  directed by the  subadvisor's  Strategic  Investment  Committee,  which has
become  increasingly  more  important  as sectors  have grown and as  attractive
companies have emerged in each major sector.

    This  approach  can be broken down into three  areas.  First,  it involves a
macroeconomic  review  of  supply-demand  characteristics  and the  outlook  for
economic growth within specific  markets.  Next, it involves a top-down analysis
of the  relative  pricing of real  estate  securities.  Finally,  a  fundamental
analysis of each REIT portfolio on a  property-by-property  basis coupled with a
review of the  company's  management  depth,  financial  structure  and business
strategy is performed.

    In managing  the fund,  the  subadvisor  uses a  nationwide  network of real
estate  professionals  employed by RREEF America  L.L.C.  and its  affiliates to
assist in  evaluating  and  monitoring  properties  held by public  REITs.  (See
"Investment Management," page 22.)

OTHER INVESTMENT PRACTICES, THEIR CHARACTERISTICS
AND RISKS

    For additional information,  see "Investment  Restrictions" in the Statement
of Additional Information.


8   INFORMATION REGARDING THE FUND                 AMERICAN CENTURY INVESTMENTS


U.S. FIXED INCOME SECURITIES

    The fund may invest in fixed income  securities for income or as a defensive
strategy when the manager believes adverse economic or market  conditions exist.
As a  temporary  defensive  strategy,  the manager may invest part or all of the
fund's assets in debt securities. Fixed income securities are affected primarily
by changes in interest rates.  The prices of these  securities tend to rise when
interest rates fall, and  conversely  fall when interest rates rise.  Generally,
the  debt  securities  in  which  the  fund  may  invest  are  investment  grade
securities.  These are securities  rated in the four highest grades  assigned by
Moody's Investors Services,  Inc. or Standard and Poor's Corporation or that are
unrated but deemed to be of comparable quality by the manager. For a description
of  fixed  income  securities  ratings,  see "An  Explanation  of  Fixed  Income
Securities Ratings" in the Statement of Additional Information.

    Securities   rated  in  the  lowest   investment-grade   category  may  have
speculative   characteristics.   Changes  in   economic   conditions   or  other
circumstances  are more likely to lead to a weakened  capacity to make principal
and interest  payments  than is the case for higher  grade  bonds.  The fund may
invest in securities  below investment grade although the fund will not purchase
such bonds if such  investment  would cause more than 5% of its net assets to be
so invested. Such bonds are considered speculative. In the event a debt security
held by the  fund is  downgraded  to  below  investment  grade,  the fund is not
automatically  required to sell the issue, but the manager will consider this in
determining  whether to hold the security.  However,  if such a downgrade  would
cause  more  than 5% of net  assets  to be  invested  in debt  securities  below
investment  grade,  sales  will be made as soon as  practicable  to  reduce  the
proportion of debt below  investment grade to 5% of net assets or less. When the
manager  believes that economic or market  conditions  require a more  defensive
strategy,  the fund's assets may be invested without  limitation in cash or cash
equivalents such as obligations issued or guaranteed by the U.S. government, its
agencies and/or  instrumentalities or high quality money market instruments such
as notes, certificates of deposit or bankers' acceptances.

DIVERSIFICATION

    The fund is classified as a  "non-diversified"  investment company under the
Investment  Company  Act of 1940,  which  means the fund is not  limited  by the
Investment  Company Act in the  proportion of its assets that may be invested in
the  securities  of a single  issuer.  However,  the fund intends to conduct its
operations  so as to qualify as a regulated  investment  company for purposes of
the Internal Revenue Code, so that it will not be subject to U.S. federal income
tax  on  income  and  capital  gains   distributions   to   shareholders.   (See
"Distributions,"  page 20, and  "Taxes,"  page 20.) To so  qualify,  among other
requirements,  the fund will limit its investments so that, at the close of each
quarter of the taxable  year,  (i) not more than 25% of the market  value of the
fund's total assets will be invested in the securities of a single  issuer,  and
(ii) with respect to 50% of the market value of its total assets,  not more than
5% of the market value of its total assets will be invested in the securities of
a single  issuer  and the fund  will  not own more  than 10% of the  outstanding
voting securities of a single issuer. The fund's investments in U.S.  government
securities are not subject to these limitations.

WHEN-ISSUED SECURITIES

    The fund may  purchase  new  issues of  securities  on a  when-issued  basis
without limit when, in the opinion of  management,  such  purchases will further
the investment  objectives of the fund.  The price of when-issued  securities is
established  at the time the  commitment  to purchase  is made.  Delivery of and
payment for these securities  typically occur 15 to 45 days after the commitment
to purchase. Market rates of interest on debt securities at the time of delivery
may be higher or lower  than those  contracted  for on  when-issued  securities.
Accordingly,  the value of a when-issued security may decline prior to delivery,
which  could  result in a loss to the  fund.  The fund  will  segregate  cash or
appropriate  liquid  assets  in an  amount  at least  equal  to the  when-issued
commitments. No income will accrue to the fund prior to delivery.

RULE 144A SECURITIES

    The fund may,  from time to time,  purchase Rule 144A  securities  when they
present attractive investment opportunities that otherwise meet the fund's


PROSPECTUS                                    INFORMATION REGARDING THE FUND   9


criteria for selection.  Rule 144A  securities are securities that are privately
placed with and traded  among  qualified  institutional  buyers  rather than the
general  public.  Although  Rule  144A  securities  are  considered  "restricted
securities," they are not necessarily illiquid.

    With respect to securities eligible for resale under Rule 144A, the staff of
the SEC has taken the  position  that the  liquidity of such  securities  in the
portfolio of a fund offering redeemable securities is a question of fact for the
Board  of  Directors  to  determine,  such  determination  to be  based  upon  a
consideration  of the readily  available  trading  markets and the review of any
contractual  restrictions.  The staff also  acknowledges  that,  while the Board
retains ultimate  responsibility,  it may delegate this function to the manager.
Accordingly, the Board has established guidelines and procedures for determining
the liquidity of Rule 144A securities and has delegated the day-to-day  function
of determining the liquidity of Rule 144A  securities to the manager.  The Board
retains the  responsibility to monitor the  implementation of the guidelines and
procedures it has adopted.

    Because  the  secondary  market  for such  securities  is limited to certain
qualified  institutional buyers, the liquidity of such securities may be limited
accordingly  and the fund may, from time to time, hold a Rule 144A security that
is illiquid.  In such an event,  the fund's  manager will  consider  appropriate
remedies to minimize the effect on the fund's liquidity. The fund may not invest
more than 15% of its assets in illiquid  securities  (securities that may not be
sold within seven days at  approximately  the price used in determining  the net
asset value of fund shares).

BORROWING

    The  fund's  investment  restrictions  allow the fund to borrow  money,  for
temporary or emergency purposes (not for leveraging or investment), in an amount
not  exceeding  33(1)/(3)%  of the fund's  total  assets  (including  the amount
borrowed) less liabilities (other than borrowings).

PORTFOLIO TURNOVER

    The  total  portfolio  turnover  rate of the fund is shown in the  Financial
Highlights tables of the Prospectus.

    Investment  decisions  to  purchase  and sell  securities  are  based on the
anticipated  contribution  of the security in question to the fund's  investment
objective.  The  manager  believes  that  the  rate  of  portfolio  turnover  is
irrelevant when it or the subadvisor  determines a change is in order to achieve
those objectives and, accordingly,  the annual portfolio turnover rate cannot be
anticipated.

    The  portfolio  turnover  of the fund may be higher  than  other  investment
companies with similar  investment  objectives.  Higher  turnover would generate
correspondingly  greater  brokerage  commissions  that the fund  pays  directly.
Higher  portfolio  turnover also may increase the likelihood of realized capital
gains, if any, distributed by the fund. See "Taxes," page 20.

REPURCHASE AGREEMENTS

    The fund may enter into repurchase agreements when such transactions present
an attractive  short-term return on cash that is not otherwise  committed to the
purchase of securities pursuant to its investment policies.

    A  repurchase  agreement  occurs  when,  at the time the fund  purchases  an
interest-bearing  obligation,  the  seller (a bank or  broker-dealer  registered
under  the  Securities  Exchange  Act of  1934)  agrees  to  repurchase  it on a
specified  date in the future at an  agreed-upon  price.  The  repurchase  price
reflects  an  agreed-upon  interest  rate  during the time the  fund's  money is
invested in the security.

    Because the  security  purchased  constitutes  security  for the  repurchase
obligation,  a repurchase  agreement can be considered a loan  collateralized by
the security purchased.  The fund's risk is the ability of the seller to pay the
agreed-upon repurchase price on the repurchase date. If the seller defaults, the
fund may incur costs in  disposing  of the  collateral,  which would  reduce the
amount realized  thereon.  If the seller seeks relief under the bankruptcy laws,
the  disposition of the collateral may be delayed or limited.  To the extent the
value of the security decreases, the fund could experience a loss.

    The fund will limit repurchase  agreement  transactions to securities issued
by the U.S. government, its agencies and instrumentalities,  and will enter into
such  transactions  with  those  banks and  securities  dealers  who are  deemed
creditworthy pursuant to criteria adopted by the fund's Board of Directors.


10   INFORMATION REGARDING THE FUND                 AMERICAN CENTURY INVESTMENTS


    The fund will invest no more than 15% of its assets in repurchase agreements
maturing in more than seven days.

FUTURES AND OPTIONS

    The fund may invest in financial  contracts and options thereon. A financial
futures  contract is an agreement to take or make delivery of a financial  asset
or an amount of cash, as specified in the applicable  contract,  at some time in
the  future.  The value of the asset or cash to be  delivered  at the end of the
contract  period is  calculated  based upon the  difference in value between the
making of the contract and the end of the contract period of a financial  index,
indicator or security underlying the futures contract.

    Rather  than  actually  purchasing  a  financial  asset  (e.g.,  a long-  or
short-term  treasury security) or all of the securities  contained in a specific
index (e.g., the S&P 500), the manager may choose to purchase a futures contract
which reflects the value of such  securities or index.  For example,  an S&P 500
futures  contract  reflects the value of the underlying  companies that comprise
the S&P 500 Composite  Stock Price Index.  If the aggregate  market value of the
index securities increases or decreases during the contract period of an S&P 500
futures  contract,  the amount of cash to be paid to the contract  holder at the
end of the period would  correspondingly  increase or decrease. As a result, the
manager  is able to expose to the  market  cash that is held by the fund to meet
anticipated redemptions or for future investment opportunities.  Because futures
contracts  generally settle more quickly than their underlying  securities,  the
manager  believes that the use of futures and options thereon allows the fund to
be fully invested while maintaining the needed liquidity.

    The fund will not  purchase  leveraged  futures.  When a fund  enters into a
futures  contract,  it  must  make  a  deposit  of  cash  or  high-quality  debt
securities,  known as "initial  margin," as partial security for its performance
under the  contract.  As the value of the  contract  fluctuates,  a party to the
contract may be required to make additional margin payments, known as "variation
margin," to cover a portion of such  fluctuation.  A fund will segregate cash or
appropriate  liquid assets in an amount equal to the fund's  payment  obligation
under the futures contract,  less any initial or variation  margin.  For options
sold, a fund will segregate cash or appropriate liquid assets equal to the value
of the securities underlying the option unless the option is otherwise covered.

INVESTMENTS IN COMPANIES WITH LIMITED  OPERATING HISTORIES

    The fund may invest in the  securities  of issuers  with  limited  operating
histories.  The manager  considers an issuer to have a limited operating history
if that issuer has a record of less than three years of continuous operation.

    Investments  in securities of issuers with limited  operating  histories may
involve greater risks than investments in securities of more mature issuers.  By
their nature,  such issuers  present limited  operating  histories and financial
information upon which the manager may base its investment decision on behalf of
the fund. In addition,  financial and other information  regarding such issuers,
when available, may be incomplete or inaccurate.

    The fund will not invest more than 5% of its total assets in the  securities
of issuers  with less than a  three-year  operating  history.  The manager  will
consider periods of capital formation,  incubation,  consolidation, and research
and development in determining whether a particular issuer has a record of three
years of continuous operation.

PERFORMANCE ADVERTISING

    From time to time, the fund may advertise performance data. Fund performance
may be shown  by  presenting  one or more  performance  measurements,  including
cumulative total return or average annual total return.  Performance data may be
quoted separately for the Institutional Class and for the other classes.

    Cumulative  total  return data is computed by  considering  all  elements of
return,  including  reinvestment  of dividends and capital gains  distributions,
over a stated  period of time.  Average  annual  total return is  determined  by
computing  the annual  compound  return over a stated  period of time that would
have  produced  the fund's  cumulative  total return over the same period if the
fund's performance had remained constant throughout.


PROSPECTUS                                   INFORMATION REGARDING THE FUND   11


    A  quotation  of yield  reflects  the  fund's  income  over a stated  period
expressed as a percentage of the fund's share price.

    Yields are calculated  according to accounting methods that are standardized
in  accordance  with SEC  rules  for all stock  and bond  funds.  Because  yield
accounting  methods differ from the methods used for other accounting  purposes,
the  fund's  yield may not equal the  income  paid on its  shares or the  income
reported in the fund's financial statements.

    The fund also may include in  advertisements  data comparing its performance
with the  performance  of  non-related  investment  media,  published  editorial
comments and performance rankings compiled by independent organizations (such as
Lipper  Analytical  Services) and  publications  that monitor the performance of
mutual  funds.  Performance  information  may be  quoted  numerically  or may be
presented in a table, graph or other illustration. In addition, fund performance
may be  compared  to well known  indices of market  performance,  such as Morgan
Stanley REIT Index, NAREIT Equity-Less Health Care Index,  Standard & Poor's 500
Composite Stock Price Index and Wilshire REIT Only Index. The performance of the
fund may also be  compared,  on a  relative  basis,  to other  funds in our fund
family. This relative comparison, which may be based upon historical or expected
fund  performance,  volatility or other fund  characteristics,  may be presented
numerically, graphically or in text.

    All performance  information  advertised by the fund is historical in nature
and is not intended to represent or guarantee future results.  The value of fund
shares when redeemed may be more or less than their original cost.


12   INFORMATION REGARDING THE FUND                 AMERICAN CENTURY INVESTMENTS


                HOW TO INVEST WITH AMERICAN CENTURY INVESTMENTS

AMERICAN CENTURY INVESTMENTS

    The  fund  offered  by this  Prospectus  is a part of the  American  Century
Investments  family  of  mutual  funds.  Our  family  provides  a full  range of
investment  opportunities,  from  the  aggressive  equity  growth  funds  in our
Twentieth  Century Group,  to the fixed income funds in our Benham Group, to the
moderate risk and specialty  funds in our American  Century  Group.  Please call
1-800-345-3533  for a  brochure  or  prospectuses  for the  other  funds  in the
American Century Investments family.

    To reduce  expenses and  demonstrate  respect for our  environment,  we have
initiated a project  through which we will  eliminate  duplicate  copies of most
financial  reports and  prospectuses  to most  households  and  deliver  account
statements to most households in a single envelope,  even if they have more than
one  account.  If you would like  additional  copies of  financial  reports  and
prospectuses or separate mailing of account statements, please call us.

INVESTING IN AMERICAN CENTURY

    The following  sections  explain how to invest with American  Century funds,
including purchases, redemptions,  exchanges and special services. You will find
more detail about doing  business with us by referring to the Investor  Services
Guide that you will receive when you open an account.

    If you  own or are  considering  purchasing  fund  shares  through  a  bank,
broker-dealer or other financial  intermediary,  the following sections, as well
as the information  contained in our Investor  Services Guide,  may not apply to
you.  Please  read  "Minimum  Investment,"  page 14,  and  "Customers  of Banks,
Broker-Dealers and Other Financial Intermediaries," page 18.

HOW TO OPEN AN ACCOUNT

    To open an account,  you must complete and sign an  application,  furnishing
your  taxpayer  identification  number.  (You must also certify  whether you are
subject to  withholding  for failing to report  income to the IRS.)  Investments
received without a certified taxpayer identification number will be returned.

    You may invest in the following ways:

BY MAIL

    Send a  completed  application  and  check or money  order  payable  in U.S.
dollars to American Century Investments.

BY WIRE

    You may make your initial  investment by wiring funds.  To do so, call us or
mail  a  completed   application  and  provide  your  bank  with  the  following
information:

o  RECEIVING BANK AND ROUTING NUMBER:
   Commerce Bank, N.A. (101000019)

o  BENEFICIARY (BNF):
   American Century Services Corporation
   4500 Main St., Kansas City, Missouri 64141

o  BENEFICIARY ACCOUNT NUMBER (BNF ACCT):
   2804918

o  REFERENCE FOR BENEFICIARY (RFB):
   American  Century  account number into which you are investing.  If more than
   one, leave blank and see Bank to Bank Information below.

o  ORIGINATOR TO BENEFICIARY (OBI):
   Name and address of owner of account into which you are investing.

o  BANK TO BANK INFORMATION
   (BBI OR FREE FORM TEXT):

    * Taxpayer identification or Social Security
      number.

    * If more than one  account,  account  numbers  and amount to be invested in
      each account.

    * Current tax year,  previous  tax year or rollover  designation  if an IRA.
      Specify  whether  traditional  IRA,  Roth  IRA,  Education  IRA,  SEP-IRA,
      SARSEP-IRA, SIMPLE Employer or SIMPLE Employee.

BY EXCHANGE

    Call 1-800-345-3533 from 7 a.m. to 7 p.m. Central time to get information on
opening an account by exchanging from another American Century account. See page
14 for more information on exchanges.


PROSPECTUS                  HOW TO INVEST WITH AMERICAN CENTURY INVESTMENTS   13


IN PERSON

    If you prefer to work with a representative  in person,  please visit one of
our Investor Centers, located at:

    4500 Main Street 
    Kansas City, Missouri  64111

    4917 Town Center Drive 
    Leawood, Kansas  66211

    1665 Charleston Road 
    Mountain View, California  94043

    2000 S. Colorado Blvd. 
    Denver, Colorado  80222

SUBSEQUENT INVESTMENTS

    Subsequent  investments  may  be  made  by an  automatic  bank,  payroll  or
government direct deposit (see "Automatic Investment Plan," this page) or by any
of  the  methods  below.  The  minimum  investment  requirement  for  subsequent
investments is $250 for checks submitted  without the investment slip portion of
a previous  statement or confirmation  and $50 for all other types of subsequent
investments.

BY MAIL

    When making subsequent  investments,  enclose your check with the investment
slip portion of a previous statement or confirmation.  If the investment slip is
not available, indicate your name, address and account number on your check or a
separate  piece of paper.  (Please  be aware  that the  investment  minimum  for
subsequent investments is higher without an investment slip.)

BY TELEPHONE

    Upon  completion of your  application and once your account is open, you may
make  investments  by  telephone.   You  may  call  an   Institutional   Service
Representative.

BY WIRE

    You may make  subsequent  investments  by  wire.  Follow  the wire  transfer
instructions on page 13 and indicate your account number.

IN PERSON

    You  may  make  subsequent  investments  in  person  at one of our  Investor
Centers. The locations of our Investor Centers are listed on this page.

AUTOMATIC INVESTMENT PLAN

    By   completing   the   application   and   electing  to  make   investments
automatically,  we will draw on your bank account  regularly.  Such  investments
must be at least  the  equivalent  of $50 per  month.  You also  may  choose  an
automatic  payroll or government  direct deposit.  If you are establishing a new
account,  check  the  appropriate  box  under  "Automatic  Investments"  on your
application  to  receive  more  information.  If you would  like to add a direct
deposit to an existing  account,  please call one of our  Institutional  Service
Representatives.

MINIMUM INVESTMENT

    The  minimum  investment  is $5  million  ($3  million  for  endowments  and
foundations).  If you  invest  with us  through a bank,  broker-dealer  or other
financial  intermediary,  the  minimum  investment  requirement  may  be  met by
aggregating the  investments of various clients of your financial  intermediary.
The  minimum  investment  requirement  may be  waived  if you or your  financial
intermediary,  if applicable, has an aggregate investment in our family of funds
of $10 million or more ($5  million for  endowments  and  foundations).  If your
balance or the balance of your  financial  intermediary,  if  applicable,  falls
below the minimum  investment  requirements due to redemptions or exchanges,  we
reserve the right to convert  your shares to Investor  Class  shares of the same
fund.  The  Investor  Class shares have a unified  management  fee that is 0.20%
higher than the Institutional Class shares.

HOW TO EXCHANGE FROM ONE ACCOUNT TO ANOTHER

    As long as you meet any minimum  investment  requirements,  you may exchange
your fund  shares to our other  funds up to six times per year per  account.  An
exchange  request  will be  processed as of the same day it is received if it is
received  before  the fund's net asset  value is  calculated,  which is one hour
prior to the  close of the New York  Stock  Exchange  for the  American  Century
Target  Maturities  Trust, and at the close of the Exchange for all of our other
funds (see "When Share Price Is Determined," page 19).

    For any single exchange,  the shares of each fund being acquired must have a
value of at least $100.  However, we will allow investors to set up an Automatic
Exchange Plan between any two funds in the amount


14 HOW TO INVEST WITH AMERICAN  CENTURY INVESTMENTS AMERICAN CENTURY INVESTMENTS


of at  least  $50 per  month.  See  our  Investor  Services  Guide  for  further
information about exchanges.

    If, in any 90-day period,  the total of your exchanges and your  redemptions
from any one account  exceeds the lesser of $250,000 or 1% of the fund's assets,
further  exchanges  will be subject to special  requirements  to comply with our
policy on large redemptions (see "Special  Requirements for Large  Redemptions,"
on this page).

BY MAIL

    You may direct us in writing  to  exchange  your  shares  from one  American
Century account to another. For additional information,  please see our Investor
Services Guide.

BY TELEPHONE

    You can make  exchanges  over the telephone  upon  completion and receipt of
your  application  or by  calling an  Institutional  Service  Representative  at
1-800-345-3533 to get the appropriate form.

HOW TO REDEEM SHARES

    We will  redeem or "buy back" your shares at any time.  Redemptions  will be
made at the next net asset value determined after a complete  redemption request
is received. For large redemptions,  please read "Special Requirements for Large
Redemptions," on this page.

    Please note that a request to redeem shares in an IRA or 403(b) plan must be
accompanied  by an  executed  IRS  Form  W4-P  and a reason  for  withdrawal  as
specified by the IRS.

BY MAIL

    Your  written  instructions  to  redeem  shares  may  be  made  either  by a
redemption  form,  which we will  send you upon  request,  or by a letter to us.
Certain   redemptions   may  require  a  signature   guarantee  (see  "Signature
Guarantee," page 16).

BY TELEPHONE

    If you have authorized us to accept telephone  instructions,  you may redeem
your shares by calling an Institutional Service Representative.

BY CHECK-A-MONTH

    You may redeem shares by Check-A-Month.  A Check-A-Month  plan automatically
redeems  enough  shares  each month to provide you with a check in an amount you
choose  (minimum $50). To set up a Check-A-Month  plan,  please call and request
our Check-A-Month brochure.

OTHER AUTOMATIC REDEMPTIONS

    You may elect to make  redemptions  automatically  by authorizing us to send
funds to you or to your account at a bank or other financial institution. To set
up automatic redemptions, call an Institutional Service Representative.

REDEMPTION PROCEEDS

    Please  note that  shortly  after a  purchase  of shares is made by check or
electronic  draft (also known as an ACH draft) from your bank, we may wait up to
15 days or longer to send  redemption  proceeds (to allow your purchase funds to
clear).  No interest is paid on the redemption  proceeds after the redemption is
processed but before your redemption proceeds are sent.

    Redemption proceeds may be sent to you in one of the following ways:

BY CHECK

    Ordinarily,  all  redemption  checks will be made payable to the  registered
owner of the shares and will be mailed only to the  address of record.  For more
information, please refer to our Investor Services Guide.

BY WIRE AND ACH

    You may authorize us to transmit  redemption  proceeds by wire or ACH. These
services will be effective 15 days after we receive the authorization.

    Your bank will usually receive wired funds within 48 hours of  transmission.
Funds  transferred  by ACH may be received up to seven days after  transmission.
Once the funds are transmitted,  the time of receipt and the funds' availability
are not under our control.

SPECIAL REQUIREMENTS FOR LARGE REDEMPTIONS

    We have  elected to be governed by Rule 18f-1 under the  Investment  Company
Act,  which  obligates  the  fund to make  certain  redemptions  in  cash.  This
requirement  to  pay  redemptions  in  cash  applies  to  situations  where  one
shareholder  redeems,  during any 90-day period, up to the lesser of $250,000 or
1% of the assets of the fund. Although  redemptions in excess of this limitation
will also normally be paid in


PROSPECTUS                  HOW TO INVEST WITH AMERICAN CENTURY INVESTMENTS   15


cash,  we  reserve  the  right  under  unusual   circumstances  to  honor  these
redemptions  by  making  payment  in  whole  or in  part in  readily  marketable
securities (a "redemption-in-kind").

    If payment is made in  securities,  the  securities  will be selected by the
fund,  will be valued in the same manner as they are in computing the fund's net
asset value and will be provided without prior notice.

    If you  expect to make a large  redemption  and you would  like to avoid any
possibility of being paid in  securities,  you may do so by providing us with an
unconditional  instruction to redeem at least 15 days prior to the date on which
the  redemption  transaction  is to occur.  Receipt of your  instruction 15 days
prior to the transaction  provides the fund sufficient time to raise the cash in
an orderly manner to pay the redemption and thereby  minimizes the effect of the
redemption on the fund and its remaining shareholders.

    Despite the fund's right to redeem fund shares through a redemption-in-kind,
we do not expect to exercise  this option  unless the fund has an unusually  low
level  of cash to meet  redemptions  and/or  is  experiencing  unusually  strong
demands for its cash.  Such a demand might be caused,  for  example,  by extreme
market conditions that result in an abnormally high level of redemption requests
concentrated in a short period of time.  Absent these or similar  circumstances,
we expect  redemptions in excess of $250,000 to be paid in cash in any fund with
assets of more than $50 million if total redemptions from any one account in any
90-day period do not exceed one-half of 1% of the total assets of the fund.

SIGNATURE GUARANTEE

    To protect  your  accounts  from fraud,  some  transactions  will  require a
signature  guarantee.  You can obtain a signature guarantee from a bank or trust
company,  credit  union,  broker-dealer,  securities  exchange  or  association,
clearing agency or savings association, as defined by federal law.

    For a more in-depth explanation of our signature guarantee policy, or if you
live outside the United  States and would like to know how to obtain a signature
guarantee, please consult our Investor Services Guide.

    We reserve the right to require a signature guarantee on any transaction, or
to change this policy at any time.

SPECIAL SHAREHOLDER SERVICES

    We offer several  services to make your account easier to manage.  These are
listed on the account application.  You will find more information about each of
these services in our Investor Services Guide.

    Our special shareholder services include:

OPEN ORDER SERVICE

    Through our open order  service,  you may  designate a price at which to buy
shares of a variable-priced fund by exchange from one of our money market funds,
or a price at which to sell shares of a variable-priced  fund by exchange to one
of our money market funds.  The  designated  purchase  price must be equal to or
lower, or the designated sale price equal to or higher, than the variable-priced
fund's net asset value at the time the order is placed.  If the designated price
is  met  within  90  calendar   days,  we  will  execute  your  exchange   order
automatically at that price (or better). Open orders not executed within 90 days
will be canceled.

    If the fund you have selected  deducts a distribution  from its share price,
your order  price will be  adjusted  accordingly  so the  distribution  does not
inadvertently  trigger an open order transaction on your behalf. If you close or
re-register  the  account  from which the shares are to be  redeemed,  your open
order will be canceled.

    Because of their time-sensitive nature, open order transactions are accepted
only by  telephone  or in person.  These  transactions  are  subject to exchange
limitations  described  in  each  fund's  prospectus,  except  that  orders  and
cancellations  received  before 2 p.m.  Central time are effective the same day,
and orders or cancellations received after 2 p.m. Central time are effective the
next business day.

TAX-QUALIFIED RETIREMENT PLANS

    This fund is available for your tax-deferred  retirement plan. Call or write
us and request the appropriate forms for:

    o Individual Retirement Accounts (IRAs);

    o 403(b) plans for employees of public school
      systems and non-profit organizations; or


16 HOW TO INVEST WITH AMERICAN CENTURY INVESTMENTS  AMERICAN CENTURY INVESTMENTS


    o Profit sharing plans and pension plans for corporations and other
      employers.

    If your IRA and  403(b)  accounts  do not total  $10,000,  each  account  is
subject to an annual $10 fee, up to a total of $30 per year.

    You can also transfer your  tax-deferred  plan to us from another company or
custodian. Call or write us for a Request to Transfer form.

IMPORTANT POLICIES REGARDING YOUR INVESTMENTS

    Every  account is subject to policies  that could  affect  your  investment.
Please refer to the Investor  Services Guide for further  information  about the
policies discussed below, as well as further detail about the services we offer

  (1) We reserve the right for any reason to suspend the  offering of shares for
      a period of time,  or to reject any  specific  purchase  order  (including
      purchases by exchange). Additionally,  purchases may be refused if, in the
      opinion  of the  manager,  they  are  of a size  that  would  disrupt  the
      management of the fund.

  (2) We  reserve   the  right  to  make   changes  to  any  stated   investment
      requirements,  including  those that relate to  purchases,  transfers  and
      redemptions.  In  addition,  we also may alter,  add to or  terminate  any
      investor services and privileges.  Any changes may affect all shareholders
      or only certain series or classes of shareholders.

  (3) Shares  being  acquired  must be  qualified  for  sale in  your  state  of
      residence.

  (4) Transactions requesting a specific price and date, other than open orders,
      will be  refused.  Once you have  mailed  or  otherwise  transmitted  your
      transaction instructions to us, they may not be modified or canceled.

  (5) If a transaction  request is made by a  corporation,  partnership,  trust,
      fiduciary, agent or unincorporated  association,  we will require evidence
      satisfactory to us of the authority of the individual making the request.

  (6) We have  established  procedures  designed to assure the  authenticity  of
      instructions  received by telephone.  These procedures  include requesting
      personal  identification  from callers,  recording  telephone  calls,  and
      providing   written   confirmations  of  telephone   transactions.   These
      procedures  are  designed to protect  shareholders  from  unauthorized  or
      fraudulent  instructions.  If we do not employ  reasonable  procedures  to
      confirm the genuineness of instructions,  then we may be liable for losses
      due to unauthorized or fraudulent instructions.  The company, its transfer
      agent and manager will not be responsible for any loss due to instructions
      they reasonably believe are genuine.

  (7) All signatures  should be exactly as the name appears in the registration.
      If the owner's name appears in the  registration as Mary Elizabeth  Jones,
      she should sign that way and not as Mary E. Jones.

  (8) Unusual stock market  conditions  have in the past resulted in an increase
      in the number of shareholder telephone calls. If you experience difficulty
      in  reaching  us  during  such  periods,  you may  send  your  transaction
      instructions by mail,  express mail or courier  service,  or you may visit
      one of our Investor  Centers.  You also may use our Automated  Information
      Line if you  have  requested  and  received  an  access  code  and are not
      attempting to redeem shares.

  (9) If  you  fail  to  provide  us  with  the   correct   certified   taxpayer
      identification  number,  we may reduce any  redemption  proceeds by $50 to
      cover the  penalty  the IRS will  impose on us for  failure to report your
      correct taxpayer identification number on information reports.

 (10) We will perform special inquiries on shareholder  accounts. A research fee
      of $15 per hour may be applied.

REPORTS TO SHAREHOLDERS

    At the  end of  each  calendar  quarter,  we will  send  you a  consolidated
statement that summarizes all of your American Century  holdings,  as well as an
individual  statement  for  each  fund you own that  reflects  all  year-to-date
activity in your account.  You may request a statement of your account  activity
at any time.

    With the  exception of most  automatic  transactions,  each time you invest,
redeem,  transfer or exchange  shares,  we will send you a  confirmation  of the
transaction. See the Investor Services Guide for more detail.


 PROSPECTUS                 HOW TO INVEST WITH AMERICAN CENTURY INVESTMENTS   17


    Carefully  review  all the  information  relating  to  transactions  on your
statements  and  confirmations  to ensure that your  instructions  were acted on
properly.  Please notify us immediately in writing if there is an error.  If you
fail to provide  notification  of an error  with  reasonable  promptness,  i.e.,
within 30 days of  non-automatic  transactions  or within 30 days of the date of
your consolidated quarterly statement, in the case of automatic transactions, we
will deem you to have ratified the transaction.

    No later than January 31 of each year, we will send you reports that you may
use in completing your U.S. income tax return.  See the Investor  Services Guide
for more information.

    Each year,  we will send you an annual and a semiannual  report  relating to
your fund, each of which is incorporated herein by reference.  The annual report
includes audited financial  statements and a list of portfolio  securities as of
the  fiscal  year  end.  The  semiannual  report  includes  unaudited  financial
statements  for the first six  months of the fiscal  year,  as well as a list of
portfolio  securities at the end of the period. You also will receive an updated
prospectus  at least once each year.  Please read these  materials  carefully as
they will help you better understand your fund.

CUSTOMERS OF BANKS, BROKER-DEALERS
AND OTHER FINANCIAL INTERMEDIARIES

    Information   contained  in  our  Investor   Services   Guide   pertains  to
shareholders  who invest  directly with American  Century  rather than through a
bank, broker-dealer or other financial intermediary.

    If you  own or are  considering  purchasing  fund  shares  through  a  bank,
broker-dealer  or  other  financial  intermediary,  your  ability  to  purchase,
exchange and redeem shares will depend on your agreement  with, and the policies
of, such financial intermediary.

    You  may  reach  an   Institutional   Service   Representative   by  calling
1-800-345-3533 to request information about our funds and services,  to obtain a
current  prospectus or to get answers to any questions  about our funds that you
are unable to obtain through your financial intermediary.


18 HOW TO INVEST WITH AMERICAN CENTURY INVESTMENTS AMERICAN CENTURY INVESTMENTS


                    ADDITIONAL INFORMATION YOU SHOULD KNOW

SHARE PRICE

WHEN SHARE PRICE IS DETERMINED

    The price of your shares is also  referred to as their net asset value.  Net
asset value is determined  by  calculating  the total value of a fund's  assets,
deducting  total  liabilities  and  dividing  the result by the number of shares
outstanding.  For all American  Century  funds,  except funds issued by American
Century Target  Maturities  Trust, net asset value is determined as of the close
of regular trading on each day that the New York Stock Exchange is open, usually
3 p.m. Central time. Net asset values for Target Maturities funds are determined
one hour prior to the close of the Exchange.

    Investments and requests to redeem or exchange shares will receive the share
price next determined after we receive your  investment,  redemption or exchange
request.  For example,  investments  and  requests to redeem or exchange  shares
received  by us or our agents or  designees  before the time as of which the net
asset value of the fund is  determined,  are  effective on, and will receive the
price  determined,  that  day.  Investment,  redemption  and  exchange  requests
received  thereafter  are effective on, and receive the price  determined as of,
the close of the Exchange on the next day the Exchange is open.

    Investments  are  considered  received  only when payment is received by us.
Wired funds are  considered  received on the day they are  deposited in our bank
account if they are deposited before the time as of which the net asset value of
the fund is determined.

    Investments by telephone pursuant to your prior  authorization to us to draw
on your bank account are considered received at the time of your telephone call.

    Investment and transaction  instructions  received by us on any business day
by mail  prior  to the  time as of  which  the net  asset  value  of the fund is
determined will receive that day's price.  Investments and instructions received
after that time will receive the price determined on the next business day.

    If you  invest in fund  shares  through a bank,  financial  advisor or other
financial intermediary,  it is the responsibility of your financial intermediary
to  transmit  your  purchase,  exchange  and  redemption  requests to the fund's
transfer agent prior to the applicable cut-off time for receiving orders, and to
make  payment  for any  purchase  transactions  in  accordance  with the  fund's
procedures  or  any  contractual   arrangement  with  the  fund  or  the  fund's
distributor, in order for you to receive that day's price.

    We have contractual  relationships with certain financial  intermediaries in
which such intermediaries  represent that they have systems to track the time at
which  investment  orders are  received  and to  segregate  orders  received  at
different times.  Based on these  representations,  the fund has authorized such
intermediaries  and their designees to accept purchase and redemption  orders on
the fund's behalf up to the applicable  cut-off time. The fund will be deemed to
have received such orders upon acceptance by the duly  authorized  intermediary,
and such  orders  will be priced at the fund's net asset  value next  determined
after acceptance on the fund's behalf by such intermediary.

HOW SHARE PRICE IS DETERMINED

    The valuation of assets for determining net asset value may be summarized as
follows:

    The portfolio  securities of the fund, except as otherwise noted,  listed or
traded on a domestic securities  exchange,  are valued at the last sale price on
that exchange.  If no sale is reported,  or if local convention or regulation so
provides,  the mean of the latest  bid and asked  prices is used.  Depending  on
local convention or regulation, securities traded over-the counter are priced at
the mean of the  latest  bid and asked  prices or at the last sale  price.  When
market  quotations  are not readily  available,  securities and other assets are
valued at fair value as determined in accordance with procedures  adopted by the
Board of Directors.

    Debt  securities  not traded on a principal  securities  exchange are valued
through  valuations  obtained from a commercial  pricing  service or at the most
recent  mean of the bid and asked  prices  provided  by  investment  dealers  in
accordance with procedures established by the Board of Directors.


PROSPECTUS                           ADDITIONAL INFORMATION YOU SHOULD KNOW   19


WHERE TO FIND INFORMATION ABOUT SHARE PRICE

    The net asset value of the Investor Class shares of the fund is published in
leading newspapers daily. The net asset value of the Institutional  Class of the
fund may be obtained by calling us.

DISTRIBUTIONS

    Distributions  from net investment  income are declared and paid  quarterly.
Distributions from net realized securities gains, if any, are generally declared
and paid annually, usually in December, but the fund may make distributions on a
more frequent basis to comply with the distribution requirements of the Internal
Revenue Code, in all events in a manner  consistent  with the  provisions of the
Investment Company Act.

    Participants in employer-sponsored retirement or savings plans must reinvest
all distributions.  For shareholders in taxable accounts,  distributions will be
reinvested unless you elect to receive them in cash.  Distributions of less than
$10 generally will be reinvested.  Distributions  made shortly after purchase by
check or ACH may be held up to 15 days. You may elect to have  distributions  on
shares  held in certain  IRAs and  403(b)  plans paid in cash only if you are at
least 59-1/2 years old or permanently and totally disabled.  Distribution checks
normally are mailed within seven days after the record date.

    A  distribution  on  shares of a fund  does not  increase  the value of your
shares or your  total  return.  At any  given  time,  the  value of your  shares
includes the  undistributed  net gains, if any, realized by the fund on the sale
of portfolio securities and undistributed  dividends and interest received, less
fund expenses.

    Because  such gains and  dividends  are included in the price of your shares
prior to distribution,  when they are distributed, the price of your shares will
be reduced by the amount of the  distribution.  If you buy your shares through a
taxable  account just before the  distribution,  you will pay the full price for
your shares and then receive a portion of the  purchase  price back as a taxable
distribution. See "Taxes," this page.

TAXES

    The fund has elected to be taxed as a  regulated  investment  company  under
Subchapter M of the Internal  Revenue  Code,  which means that to the extent its
income is distributed to shareholders, it pays no income taxes.

TAX-DEFERRED ACCOUNTS

    If fund  shares  are  purchased  through  tax-deferred  accounts,  such as a
qualified    employer-sponsored    retirement   or   savings   plan   (excluding
participant-directed  employer-sponsored  retirement plans, which are ineligible
to invest in Institutional Class shares), income and capital gains distributions
paid by the fund  generally  will not be subject to current  taxation,  but will
accumulate in your account on a tax-deferred basis.

TAXABLE ACCOUNTS

    If fund shares are purchased through taxable accounts,  distributions of net
investment  income  and net  short-term  capital  gains  are  taxable  to you as
ordinary income. The dividends from net income may qualify for the 70% dividends
received  deduction  for  corporations  to the extent  that the fund held shares
receiving the dividend for more than 45 days. Distributions from gains on assets
held  longer  than 12 months but no more than 18 months  (28% rate gain)  and/or
assets held longer than 18 months (20% rate gain) are taxable as long-term gains
regardless  of the length of time you have held the  shares.  Additionally,  the
fund may receive  distributions of "unrecaptured Section 1250" gains from REITs.
To the extent the fund receives such distributions,  "unrecaptured Section 1250"
gains will be distributed to shareholders of the fund. However,  you should note
that any loss realized upon the sale or redemption of shares held for six months
or less  will be  treated  as a long  term  capital  loss to the  extent  of any
distribution  of  long-term  capital  gains  (28% or 20% rate  gain) to you with
respect to such shares.

    Distributions  are taxable to you  regardless  of whether  they are taken in
cash or reinvested,  even if the value of your shares is below your cost. If you
purchase shares shortly before a distribution,  you must pay income taxes on the
distribution,  even though the value of your investment (plus cash received,  if
any) will not have  increased.  In  addition,  the  share  price at the time you
purchase  shares may  include  unrealized  gains in the  securities  held in the
investment portfolio of the fund. If these portfolio securities are subsequently
sold and the gains are


20   ADDITIONAL INFORMATION YOU SHOULD KNOW         AMERICAN CENTURY INVESTMENTS


realized,  they will, to the extent not offset by capital losses, be paid to you
as a  distribution  of capital gains and will be taxable to you as short-term or
long-term capital gains (28% and/or 20% rate gains). See  "Distributions,"  page
20.

    Because of the nature of REIT  investments,  REITs may generate  significant
non cash deductions (i.e.,  depreciation on real estate holdings) while having a
greater cash flow to distribute to its shareholders.  If a REIT distributes more
cash than it has taxable  income,  a "return of capital"  results.  A "return of
capital"  represents a portion of a  shareholder's  original  investment that is
generally non taxable when distributed  (returned) to the investor. The fund may
pay a return of capital  distribution to the  shareholders by distributing  more
cash than its taxable  income.  If you do not reinvest  distributions,  the cost
basis of your shares will be  decreased by the amount of return  capital,  which
may result in a larger capital gain when you sell your shares. Although a return
of capital  is  generally  non  taxable  to you upon  distribution,  it would be
taxable to you as a capital  gain if your cost basis in the shares is reduced to
zero. This could occur if you do not reinvest  distributions  and the returns of
capital are significant.

    Because  the  REITs  invested  in  by  the  fund  do  not  provide  complete
information about the taxability of their distributions until after the calendar
year end,  American  Century may not be able to determine how much of the fund's
distribution is taxable to shareholders  until after the January 31 deadline for
issuing Form 1099-DIV.  As a result,  the fund may request  permission each year
from the  Internal  Revenue  Service  for an  extension  of time to  issue  Form
1099-DIV to February 28.

    Distributions also may be subject to state and local taxes, even if all or a
substantial  part  of such  distributions  are  derived  from  interest  on U.S.
government  obligations  which,  if you received them directly,  would be exempt
from state income tax. However, most but not all states allow this tax exemption
to pass  through  to fund  shareholders  when a fund pays  distributions  to its
shareholders.  You should  consult your tax advisor about the tax status of such
distributions in your own state.

    If you have not complied  with certain  provisions  of the Internal  Revenue
Code and  Regulations,  we are  required by federal law to withhold and remit to
the IRS 31% of reportable  payments (which may include dividends,  capital gains
distributions  and redemptions).  Those regulations  require you to certify that
the Social Security number or tax  identification  number you provide is correct
and that you are not subject to 31% withholding for previous  under-reporting to
the  IRS.  You  will be asked  to make  the  appropriate  certification  on your
application.  Payments  reported by us that omit your Social  Security number or
tax  identification  number will  subject us to a penalty of $50,  which will be
charged  against  your account if you fail to provide the  certification  by the
time the report is filed. This charge is not refundable.

    Redemption of shares of a fund  (including  redemptions  made in an exchange
transaction) will be a taxable transaction for federal income tax purposes,  and
shareholders  generally  will recognize a gain or loss in an amount equal to the
difference  between  the basis of the shares and the amount  received.  Assuming
that  shareholders hold such shares as a capital asset, the gain or loss will be
a capital gain or loss and generally will be considered long-term subject to tax
at a maximum rate of 28% if  shareholders  have held such shares for a period of
more than 12 months but no more than 18 months,  and long-term subject to tax at
a maximum rate of 20% if shareholders have held such shares for a period of more
than 18 months.  If a loss is realized on the  redemption  of fund  shares,  the
reinvestment  in  additional  fund  shares  within  30 days  before or after the
redemption may be subject to the "wash sale" rules of the Internal Revenue Code,
resulting in a postponement  of the  recognition of such loss for federal income
tax purposes.

    In addition to the federal income tax consequences  described above relating
to an  investment  in a fund,  there  may be other  federal,  state or local tax
considerations  that depend upon the circumstances of each particular  investor.
Prospective  shareholders are therefore urged to consult their tax advisors with
respect to the effect of this investment on their own specific situations.

    The fund may invest in REITs that hold  residual  interests  in real  estate
mortgage investment conduits (REMICs).  Under Treasury regulations that have not
yet been issued, but may apply retroactively, a portion


PROSPECTUS                           ADDITIONAL INFORMATION YOU SHOULD KNOW   21


of the fund's  income from a REIT that is  attributable  to the REIT's  residual
interest in a REMIC will be subject to federal  income tax in all  events.  (See
"Taxes-Taxation  of  Certain  Mortgage  REITs" in the  Statement  of  Additional
Information.)

MANAGEMENT

INVESTMENT MANAGEMENT

    Under  the  laws of the  State  of  Maryland,  the  Board  of  Directors  is
responsible  for managing the business and affairs of the fund.  Acting pursuant
to an  investment  management  agreement  entered  into with the fund,  American
Century  Investment  Management,  Inc.  serves as the investment  manager of the
fund.  Its  principal  place of business is American  Century  Tower,  4500 Main
Street,  Kansas City, Missouri 64111. The manager has been providing  investment
advisory services to investment companies and institutional clients since it was
founded in 1958.

    RREEF America,  L.L.C., acting pursuant to a subadvisory agreement among it,
American Century Investment Management,  Inc. and the fund, makes the day-to-day
investment  decisions  for the fund in  accordance  with the  fund's  investment
objective,  policies,  and restrictions under the supervision of the manager and
the Board of Directors.

    The portfolio manager members of the subadvisor's team that manages the fund
and their work experience for the last five years are as follows:

    KIM G. REDDING,  Portfolio  Manager,  is one of the fund's primary portfolio
managers.  Mr. Redding is a Senior Vice President of RREEF America,  L.L.C. From
1990 to 1993,  he was a principal in K.G.  Redding &  Associates,  an investment
advisor,  and prior thereto he was the President of Redding,  Melchor & Company,
an investment advisor.  Mr. Redding has been professionally  managing portfolios
of real estate securities since 1987.

    KAREN J. KNUDSON,  Portfolio Manager, is one of the fund's primary portfolio
managers. Ms. Knudson is a Senior Vice President of RREEF America,  L.L.C. Prior
to joining the  subadvisor,  she was Senior Vice  President and Chief  Financial
Officer of Security Capital Group, an investment advisor,  and prior thereto she
was the President, Director of Real Estate Research of Bailard, Biehl and Kaiser
Real  Estate  Investment  Trust.  Ms.  Knudson  has  14  years  of  real  estate
experience, specializing in the area of real estate investment trusts.

    The   representative  of  the  investment  manager  that  will  oversee  the
subadvisor's operation of the fund is as follows:

    MARK L.  MALLON,  Senior Vice  President  and  Managing  Director,  American
Century Investment Management,  Inc. Mr. Mallon joined American Century in April
1997. From August 1978 until he joined American Century, Mr. Mallon was employed
in several  positions by Federated  Investors,  and had served as President  and
Chief Executive  Officer of Federated  Investment  Counseling and Executive Vice
President of Federated Research Corporation since January 1990.

    The  activities  of the  manager  and the  subadvisor  are  subject  only to
directions of the fund's Board of  Directors.  The manager pays all the expenses
of the  fund  except  brokerage,  taxes,  interest,  fees  and  expenses  of the
non-interested  person  directors  (including  counsel  fees) and  extraordinary
expenses.

    For the  services  provided  to the  Institutional  Class of the  fund,  the
manager receives an annual fee of 1.00% of the average net assets of the fund.

    On the first business day of each month, the fund pays the management fee to
the  manager  for the  previous  month at the  specified  rate.  The fee for the
previous month is calculated by multiplying 1.00% of the aggregate average daily
closing value of each fund's net assets during the previous month by a fraction,
the  numerator  of which is the  number  of days in the  previous  month and the
denominator of which is 365 (366 in leap years).

    For subadvisory  services,  the manager pays the subadvisor an annual fee of
0.425% of the average net assets of the fund.

PERFORMANCE HISTORY OF THE SUBADVISOR

    While the  subadvisor  has limited  operational  history with the fund,  set
forth on page 24 are  certain  performance  data,  provided  by the  subadvisor,
relating to the  performance of all private  accounts  managed by the subadvisor
using investment  strategies and techniques  similar to those used for the fund.
Also set  forth on page 24,  for  comparison,  are the  performances  of  widely
recognized indices of market


22   ADDITIONAL INFORMATION YOU SHOULD KNOW         AMERICAN CENTURY INVESTMENTS


activity based upon the aggregate  performance of selected unmanaged  portfolios
of publicly traded common stocks.

    The  results   presented  may  not  necessarily   equate  with  the  returns
experienced  by the fund,  owing to the  differences  in brokerage  commissions,
investment  and  management  fees,  the size of  positions  taken in relation to
account size and diversification of securities,  as well as other costs, such as
registration  fees borne by the fund but not  incurred by the private  accounts.
Investors  should  not rely on the  following  data as an  indication  of future
performance of the subadvisor or of the fund. Investors should be aware that the
use of methods for computing performance numbers different than that used by the
subadvisor,  with  respect to its  accounts  could  result in  performance  data
different than those shown.


PROSPECTUS                           ADDITIONAL INFORMATION YOU SHOULD KNOW   23


<TABLE>
<CAPTION>
                            PERFORMANCE HIGHLIGHTS

                               (See Notes Below)

ANNUALIZED RETURNS FROM OCTOBER 1987 THROUGH DECEMBER 1997
<S>                                <C>     <C>      <C>       <C>      <C>     <C>       <C>      <C>      <C>     <C>  
RREEF Real Estate Securities Advisers
   Before Fees .................................................................................................. 19.7%
   After Fees ................................................................................................... 19.0%
NAREIT Equity Less Healthcare ................................................................................... 16.0%
Wilshire REIT Index ............................................................................................. 15.0%

                                                          For the Years Ended December 31,

                                   1988    1989      1990     1991     1992    1993      1994     1995     1996    1997

ANNUAL TIME-WEIGHTED RETURNS

RREEF Real Estate Securities Advisers
   Before Fees ................... 8.2%    7.7%     (4.8)%    32.9%    29.4%   19.0%     4.8%     13.9%    41.1%   25.8%
   After Fees .................... 6.8%    6.1%     (6.4)%    30.9%    28.1%   18.0%     4.3%     13.0%    40.3%   25.1%
NAREIT Equity Less Healthcare .... 15.8%   4.6%     (23.6)%   29.4%    20.7%   18.7%     3.0%     14.2%    36.4%   20.5%
Wilshire REIT Index .............. 17.5%   2.7%     (23.4)%   23.8%    15.3%   15.2%     2.7%     12.2%    37.0%   19.7%
</TABLE>

  Notes:  The  subadvisor's   "After  Fees"  performance   includes   reinvested
dividends,  capital  gains and losses,  and  deducts  advisory  fees  (generally
between 0.65% and 0.75%) and other account  expenses.  The subadvisor's  "Before
Fees"  performance  is presented  before  applicable  advisory fees and reflects
growth investment results. Other indices noted do not deduct advisory fees. Past
performance  indicated for the subadvisor relates to all discretionary  accounts
managed using investment  strategies and techniques similar to those used by the
fund,  and  includes,  for the period  prior to July 1993,  performance  under a
predecessor  advisor  (K.G.  Redding &  Associates)  using  the same  investment
approach and under the same primary portfolio  manager.  Past performance is not
necessarily  indicative  of  future  results  nor  can it be  assumed  that  any
recommendations will be profitable.

    The Wilshire REIT Index is a market capitalization  weighted index comprised
of 110 equity REITs as of December 1997. It does not include  special purpose or
healthcare  REITs.  The  NAREIT  Equity  without  Healthcare  Index  is a market
capitalization  weighted index comprised of 169 REITs, as of December 1997, with
75% or greater of their gross assets invested in equity ownership of real estate
and excludes healthcare REITs.


24   ADDITIONAL INFORMATION YOU SHOULD KNOW         AMERICAN CENTURY INVESTMENTS


CODE OF ETHICS

    The  fund  and  the  manager  have  adopted  a Code  of  Ethics,  as has the
subadvisor,  which restricts  personal  investing  practices by employees of the
manager and its affiliates.  Among other provisions, the fund and manager's Code
of Ethics and the subadvisor's Code of Ethics require that employees with access
to  information  about the  purchase  or sale of  securities  in the fund obtain
preclearance  before  executing  personal  trades.  With  respect  to  Portfolio
Managers  and  other  investment  personnel,   both  Codes  of  Ethics  prohibit
acquisition  of securities  in an initial  public  offering,  as well as profits
derived from the purchase and sale of the same security within 60 calendar days.
The  subadvisor's  Code of Ethics  provides that upon approval of the compliance
officer, certain acquisitions of securities in an initial public offering may be
permitted,  but  that  such  approval  will be  granted  only  in  extraordinary
circumstances.  These  provisions  are designed to ensure that the  interests of
fund shareholders come before the interests of the people who manage the fund.

TRANSFER AND ADMINISTRATIVE SERVICES

    American  Century  Services  Corporation,  4500 Main  Street,  Kansas  City,
Missouri 64111, acts as transfer agent and  dividend-paying  agent for the fund.
It provides facilities, equipment and personnel to the fund and is paid for such
services by the manager.

    Certain  recordkeeping and  administrative  services that would otherwise be
performed  by the transfer  agent may be  performed  by an insurance  company or
other  entity  providing  similar  services for various  retirement  plans using
shares of the fund as a funding medium, by broker-dealers and financial advisors
for their customers  investing in shares of American Century,  or by sponsors of
multi mutual fund no- or low-transaction fee programs.

    Although there is no sales charge levied by the fund, transactions in shares
of the fund may be  executed  by brokers  or  investment  advisors  who charge a
transaction-based  fee or other fee for their  services.  Such  charges may vary
among  broker-dealers and financial advisors,  but in all cases will be retained
by the  broker-dealer  or financial  advisor and not remitted to the fund or its
manager.  You  should be aware of the fact that these  transactions  may be made
directly with American Century without incurring such fees.

    From time to time,  special  services  may be  offered to  shareholders  who
maintain  higher share balances in the American  Century family of funds.  These
services may include the waiver of minimum  investment  requirements,  expedited
confirmation  of shareholder  transactions,  newsletters  and a team of personal
representatives.  Any expenses  associated  with these special  services will be
paid by the manager.

    The manager and the transfer agent are both wholly owned by American Century
Companies,  Inc. James E. Stowers Jr., Chairman of the Board of Directors of the
fund,  controls  American  Century  Companies  by virtue of his  ownership  of a
majority of its common stock.

    Pursuant  to  a  Sub-Administration   Agreement  with  the  manager,   Funds
Distributor,  Inc.  (FDI) serves as the  co-administrator  for the fund.  FDI is
responsible  for (i) providing  certain  officers of the fund and (ii) reviewing
and filing  marketing and sales  literature on behalf of the fund.  The fees and
expenses of FDI are paid by the manager.

YEAR 2000 ISSUES

    Many of the world's computer systems currently cannot properly  recognize or
process  date-sensitive  information  relating to the Year 2000 and beyond.  The
fund and the  manager  depend  upon the  computer  systems  of  various  service
providers,  including  the  transfer  agent,  for their  day-to-day  operations.
Inadequate  remediation of the Year 2000 problem by these service  providers and
others  with whom they  interact  could  have an  adverse  effect on the  fund's
operations,  including  pricing,  securities  trading  and  settlement,  and the
provision of shareholder services.

    The transfer agent, in cooperation with the manager, has assembled a team of
information  technology  professionals who are taking steps to address Year 2000
issues with respect to its own computers and to obtain  satisfactory  assurances
that  comparable  steps are being  taken by the fund's and the  manager's  other
major service  providers  and vendors.  The key phases of the  remediation  plan
include: an inventory of all internal systems, vendor products and services, and
data providers  (substantially  completed in 1997); an assessment of all systems
for date reliance and the impact of the century rollover on each  (substantially
completed  with respect to critical  systems in early 1998);  and the renovation
and testing of affected


PROSPECTUS                           ADDITIONAL INFORMATION YOU SHOULD KNOW   25


systems  (targeted for completion with respect to critical systems by the end of
1998).  The manager will pay for the  remediation  effort with revenues from its
management fee, so that the fund will not directly bear any of the cost.

   
    In light of these  remediation  efforts,  the  fund  does not  anticipate  a
material adverse impact on its business or operations.  However, there can be no
assurance  that the  remediation  plan  will be  sufficient  and  timely or that
interaction  with other  noncomplying  computer systems will not have a material
adverse effect on the fund's business, operations or financial condition.

    In  addition,  the issuers of the  securities  in which the fund invests may
have Year 2000  computer  problems.  Although  the media and various  regulatory
agencies  have  focused a great  deal of  attention  on the need for  issuers to
assess  and  remediate  these  problems,  their  failure to do so could hurt the
fund's performance.
    

DISTRIBUTION OF FUND SHARES

    The fund's shares are distributed by FDI, a registered broker-dealer. FDI is
a wholly owned,  indirect subsidiary of Boston  Institutional  Group, Inc. FDI's
principal business address is 60 State Street, Suite 1300, Boston, Massachusetts
02109. The  Institutional  Class of shares does not pay any commissions or sales
loads  to  the  distributor  or  to  any  other   broker-dealers   or  financial
intermediaries in connection with the distribution of fund shares.

    Investors  may  open  accounts  with  American   Century  only  through  the
distributor.  All purchase  transactions  in the fund offered by this Prospectus
are  processed  by the  transfer  agent,  which  is  authorized  to  accept  any
instructions relating to fund accounts.  All purchase orders must be accepted by
the  distributor.  All fees and expenses of FDI in acting as distributor for the
funds are paid by the manager.

FURTHER INFORMATION ABOUT AMERICAN CENTURY

    American  Century  Capital  Portfolios,  Inc.,  the issuer of the fund,  was
organized as a Maryland corporation on June 14, 1993.

    The American  Century Real Estate Fund commenced  operations  June 16, 1997,
after the RREEF Real Estate Securities Fund merged into the fund. As a successor
to the RREEF fund, the prior performance history of the RREEF fund will continue
in the fund.

    The  principal  office  of the fund is  American  Century  Tower,  4500 Main
Street, P.O. Box 419200, Kansas City, Missouri 64141-6200.  All inquiries may be
made by mail to that address,  or by telephone to 1-800-345-3533  (international
calls: 816-531-5575).

    American Century Capital  Portfolios,  Inc.  currently issues four series of
$0.01 par value  shares.  Each  series is commonly  referred  to as a fund.  The
assets belonging to each series of shares are held separately by the custodian.

    American  Century  offers three classes of the fund: an Investor  Class,  an
Institutional  Class and an Advisor Class. The shares offered by this Prospectus
are  Institutional  Class shares and have no up-front charges,  commissions,  or
12b-1 fees.

    The Investor  Class is made  available  primarily to retail  investors.  The
Advisor  Class is  offered  primarily  to  institutional  investors  or  through
institutional distribution channels, such as employer-sponsored retirement plans
or  through  banks,  broker-dealers,  insurance  companies  or  other  financial
intermediaries.  The other classes have different fees,  expenses and/or minimum
investment  requirements than the Institutional Class. The difference in the fee
structures  among the classes is the result of their separate  arrangements  for
shareholder  and  distribution  services and not the result of any difference in
amounts  charged  by  the  manager  for  core  investment   advisory   services.
Accordingly,  the  core  investment  advisory  expenses  do not  vary by  class.
Different fees and expenses will affect performance.  For additional information
concerning  the  Investor  Class of shares,  call one of our  Investor  Services
Representatives at 1-800-345-2021.  For information concerning the other classes
of  shares  offered  by  this   Prospectus,   call  an   Institutional   Service
Representative at 1-800-345-3533, or contact a sales representative or financial
intermediary who offers those classes of shares.

    Except as described  below,  all classes of shares of a fund have  identical
voting,  dividend,   liquidation  and  other  rights,  preferences,   terms  and
conditions. The only differences among the various classes are (a) each


26   ADDITIONAL INFORMATION YOU SHOULD KNOW         AMERICAN CENTURY INVESTMENTS


class may be subject to  different  expenses  specific to that  class,  (b) each
class  has a  different  identifying  designation  or name,  (c) each  class has
exclusive voting rights with respect to matters solely affecting such class, (d)
each class may have different  exchange  privileges,  and (e) the  Institutional
Class may provide for  automatic  conversion  from that class into shares of the
Investor Class of the same fund.

    Each  share,  irrespective  of series or class,  is entitled to one vote for
each dollar of net asset value applicable to such share on all questions, except
for those  matters  that must be voted on  separately  by the series or class of
shares affected.  Matters affecting only one series or class are voted upon only
by that series or class.

    Shares have  non-cumulative  voting rights,  which means that the holders of
more than 50% of the votes cast in an election of directors can elect all of the
directors  if  they  choose  to do so,  and in such  event  the  holders  of the
remaining  votes will not be able to elect any person or persons to the Board of
Directors.

    Unless required by the Investment  Company Act, it will not be necessary for
the fund to hold annual meetings of shareholders.  As a result, shareholders may
not vote each year on the election of directors or the  appointment of auditors.
However, pursuant to the fund's bylaws, the holders of at least 10% of the votes
entitled  to be  cast  may  request  the  fund  to  hold a  special  meeting  of
shareholders. We will assist in the communication with other shareholders.

    WE RESERVE THE RIGHT TO CHANGE ANY OF OUR POLICIES, PRACTICES AND PROCEDURES
DESCRIBED IN THIS PROSPECTUS, INCLUDING THE STATEMENT OF ADDITIONAL INFORMATION,
WITHOUT  SHAREHOLDER  APPROVAL  EXCEPT  IN  THOSE  INSTANCES  WHERE  SHAREHOLDER
APPROVAL IS EXPRESSLY REQUIRED.


PROSPECTUS                          ADDITIONAL INFORMATION YOU SHOULD KNOW   27


                                     NOTES


28   NOTES                                         AMERICAN CENTURY INVESTMENTS


                                     NOTES


PROSPECTUS                                                           NOTES   29


P.O. BOX 419385 
KANSAS CITY, MISSOURI 
64141-6385

INSTITUTIONAL SERVICES:  
1-800-345-3533 OR 816-531-5575

TELECOMMUNICATIONS DEVICE FOR THE DEAF:  
1-800-345-1833 OR 816-444-3038

FAX: 816-340-4655

WWW.AMERICANCENTURY.COM

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