Janus Henderson Enterprise Fund Class D

The investment seeks long-term growth of capital. The fund pursues its investment objective by investing primarily in common stocks selected for their growth potential, and normally invests at least 50% of its equity assets in medium-sized companies. Medium-sized companies are those whose market capitalization falls within the range of companies in the Russell Midcap® Growth Index. Market capitalization is a commonly used measure of the size and value of a company. It may also invest in foreign securities, which may include investments in emerging markets.