Document



Prospectus Supplement Supplement dated May 18, 2018

Adaptive Equity Fund n Capital Value Fund

AC Alternatives Emerging Opportunities Total Return Fund

(Prospectuses dated March 1, 2018)

High Income Fund

(Prospectus dated February 1, 2018)

The following is added to the end of Appendix A in the prospectuses.

Sales Charge Reductions and Waivers Available through Ameriprise Financial

The following information applies to A Class shares purchases if you have an account with or otherwise purchase fund shares through Ameriprise Financial.

Effective June 1, 2018, shareholders purchasing fund shares through an Ameriprise Financial platform or account will be eligible for the following front-end sales charge waivers and discounts, which may differ from those disclosed elsewhere in this fund’s prospectus or SAI:


•	Employer-sponsored retirement plans (e.g., 401(k) plans, 457 plans, employer-sponsored 403(b) plans, profit sharing and money purchase pension plans and defined benefit plans). For purposes of this provision, employer-sponsored retirement plans do not include SEP IRAs, Simple IRAs or SAR-SEPs.


•	Shares purchased through an Ameriprise Financial investment advisory program (if an advisory or similar share class for such investment advisory program is not available).


•	Shares purchased by third party investment advisors on behalf of their advisory clients through Ameriprise Financial’s platform (if an advisory or similar share class for such investment advisory program is not available).


•	Shares purchased through reinvestment of distributions and dividend reinvestment when purchasing shares of the same fund (but not any other fund within the American Century Investments family of mutual funds).

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Shares exchanged from C Class shares of the same fund in the month of or following the 10-year anniversary of the purchase date. To the extent that this prospectus elsewhere provides for a waiver with respect to such shares following a shorter holding period, that waiver will apply to exchanges following such shorter period. To the extent that this prospectus elsewhere provides for a waiver with respect to exchanges of C Class shares for load waived shares, that waiver will also apply to such exchanges.


•	Employees and registered representatives of Ameriprise Financial or its affiliates and their immediate family members.

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Shares purchased by or through qualified accounts (including IRAs, Coverdell Education Savings Accounts, 401(k)s, 403(b) TSCAs subject to ERISA and defined benefit plans) that are held by a covered family member, defined as an Ameriprise financial advisor and/or the advisor’s spouse, advisor’s lineal ascendant (mother, father, grandmother, grandfather, great grandmother, great grandfather), advisor’s lineal descendant (son, step-son, daughter, step-daughter, grandson, granddaughter, great grandson, great granddaughter) or any spouse of a covered family member who is a lineal descendant.


•	Shares purchased from the proceeds of redemptions within the American Century Investments family of mutual funds, provided (1) the repurchase occurs within 90 days following the redemption, (2) the redemption and purchase occur in the same account, and (3) redeemed shares were subject to a front-end or deferred sales load (i.e. Rights of Reinstatement).

Sales Charge Reductions and Waivers available through Morgan Stanley Wealth Management

Effective July 1, 2018, shareholders purchasing fund shares through a Morgan Stanley Wealth Management transactional brokerage account will be eligible only for the following front-end sales charge waivers with respect to A Class shares, which may differ from and may be more limited than those disclosed elsewhere in this fund’s prospectus or SAI.


•	Employer-sponsored retirement plans (e.g., 401(k) plans, 457 plans, employer-sponsored 403(b) plans, profit sharing and money purchase pension plans and defined benefit plans). For purposes of this provision, employer-sponsored retirement plans do not include SEP IRAs, Simple IRAs, SAR-SEPs or Keogh plans


•	Morgan Stanley employee and employee-related accounts according to Morgan Stanley’s account linking rules


•	Shares purchased through reinvestment of dividends and capital gains distributions when purchasing shares of the same fund


•	Shares purchased through a Morgan Stanley self-directed brokerage account


•	C Class (i.e., level-load) shares that are no longer subject to a contingent deferred sales charge and are converted to A Class shares of the same fund pursuant to Morgan Stanley Wealth Management’s share class conversion program


•	Shares purchased from the proceeds of redemptions within the American Century Investments family of mutual funds, provided (i) the repurchase occurs within 90 days following the redemption, (ii) the redemption and purchase occur in the same account, and (iii) redeemed shares were subject to a front-end or deferred sales charge.

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