American Century High-Yield Bond Fund Investor Class

The portfolio managers will maintain at least 80% of the fund's net assets in high-yield corporate bonds and other debt instruments. The remaining assets may be invested in common stocks or other equity-related securities. Up to 40% of the fund's total assets may be invested in fixed-income obligations of foreign issuers. It may invest up to 20% of its assets in short-term money market instruments and U.S. government securities. The fund has no average maturity limitations, but it typically invests in intermediate-term and long-term debt securities.