Investment Objective

The fund seeks long-term capital growth.

Fees and Expenses

The following table describes the fees and expenses you may pay if you buy, hold and sell shares of the fund. You may pay other fees, such as brokerage commissions and other fees to financial intermediaries, which are not reflected in the tables and examples below. You may qualify for sales charge discounts if you and your family invest, or agree to invest in the future, at least $50,000 in American Century Investments funds. More information about these and other discounts is available from your financial professional and in Calculation of Sales Charges on page 14 of the fund's prospectus, Appendix A of the fund's prospectus and Sales Charges in Appendix B of the statement of additional information.

Shareholder Fees (fees paid directly from your investment)

<table><tr><td></td><td>Investor I</td><td>Y</td><td>A</td><td>C</td><td>R</td><td>R5</td><td>R6</td><td>G</td></tr><tr><td>Maximum Sales Charge (Load)</td><td>None</td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr><tr><td>Imposed on Purchases (as a percentage of offering price)</td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr></table>