The fund primarily invests in the common stocks of mid-sized companies whose stock prices are believed to be undervalued by the fund's portfolio managers. It invests at least 80% of its net assets (plus any borrowings for investment purposes) in equity securities of companies whose market capitalization falls, at the time of purchase, within the capitalization range of the Russell Midcap® Value Index. The fund may invest, under normal circumstances, up to 20% of its net assets in securities of companies having market capitalizations outside of the aforementioned market capitalization ranges.