The fund invests at least 80% of its net assets plus any borrowings for investment purposes (measured at the time of purchase) (Net Assets) in dividend-paying equity investments in large-cap U.S. issuers with public stock market capitalizations within the range of the market capitalization of the S&P 500® Index at the time of investment. It invests primarily in a diversified portfolio of common stocks of large-cap U.S. issuers represented in the S&P 500® Index.