A Prospectus Supplement for Ivy Money Market Fund announced its change to Ivy Government Money Market Fund. It says, "Effective October 14, 2016, the Prospectus is revised as follows: The following replaces the first and second paragraphs in the "Principal Investment Strategies" section for Ivy Government Money Market Fund on page 174: Ivy Government Money Market Fund seeks to achieve its objective by investing, under normal circumstances, at least 99.5% of its total assets in: (1) debt securities issued or guaranteed by the U.S. government or certain U.S. government agencies or instrumentalities (government securities), (2) repurchase agreements that are fully collateralized by cash and/or government securities, and/or (3) cash. The Fund also has adopted a policy to invest, under normal circumstances, at least 80% of its net assets in government securities and/or repurchase agreements that are fully collateralized by government securities. The Fund's investments in government securities may include direct obligations of the U.S. Treasury (such as Treasury bills, notes or bonds), obligations issued or guaranteed as to principal and interest (but not as to market value) by the U.S. government, its agencies or instrumentalities, and mortgage-backed securities issued or guaranteed by government agencies or government-sponsored enterprises. The Fund seeks, as well, to maintain a net asset value (NAV) of $1.00 per share. The Fund maintains a dollar-weighted average maturity of 60 calendar days or less, a dollar-weighted average life of 120 calendar days or less, and the Fund invests only in securities with a remaining maturity of not more than 397 calendar days. Ivy Investment Management Company (IICO), the Fund's investment manager, selects securities for the Fund in compliance with the maturity, quality, diversification and liquidity requirements of Rule 2a-7 under the Investment Company Act of 1940, as amended (Rule 2a-7). IICO may look at a number of factors in selecting securities for the Fund, including the credit quality of the particular issuer or guarantor of the security, along with the liquidity, maturity and yield."