Strategy. The Fund seeks to invest in stocks of companies that drive superior innovation through the efficient allocation of capital to research and development, leading potentially to higher growth and profitability. The subadviser seeks to identify portfolio securities through a bottom-up, in-depth fundamental research investment approach to identify high conviction issuers with strong fundamentals at a relatively attractive valuation. The Fund invests considerably in stocks of U.S. companies, although it also may invest in dollar-denominated securities of foreign companies. The Fund may invest in stocks of companies of any market capitalization, including small-cap and mid-cap companies. Companies in which the Fund invests may come from any industry or sector, and at times the Fund may increase the relative emphasis of its … Show more… The Fund seeks to invest in stocks of companies that drive superior innovation through the efficient allocation of capital to research and development, leading potentially to higher growth and profitability. The subadviser seeks to identify portfolio securities through a bottom-up, in-depth fundamental research investment approach to identify high conviction issuers with strong fundamentals at a relatively attractive valuation. The Fund invests considerably in stocks of U.S. companies, although it also may invest in dollar-denominated securities of foreign companies. The Fund may invest in stocks of companies of any market capitalization, including small-cap and mid-cap companies. Companies in which the Fund invests may come from any industry or sector, and at times the Fund may increase the relative emphasis of its investments in a particular industry or sector. Although the Fund maintains a diversified portfolio, it nonetheless may invest in a limited number of issuers. The Funds subadviser may sell a security for several reasons. A security may be sold due to a change in the original investment thesis, if the stock meets or exceeds the subadviser's expectations, if the stock fails to meet the subadviser's expectations, due to balance sheet deterioration and/or in order to manage portfolio risk. Investments may also be sold if the subadviser identifies a stock that it believes offers a better investment opportunity. Show less