Under normal circumstances, the fund invests at least 80% of its net assets, plus the amount of any borrowings for investment purposes, in securities of small- and mid-market capitalization companies (80% policy). For purposes of this fund, small-market capitalization companies are those companies whose market capitalization is similar to the market capitalization of companies in the Russell 2000® Growth Index, and mid-market capitalization companies are those companies whose market capitalization is similar to the market capitalization of companies in the Russell Midcap® Growth Index.