The fund is an actively-managed exchange-traded fund ("ETF") that invests in a portfolio of the stocks included in the S&P 500® Index and an options collar on the S&P 500. The S&P 500 consists of approximately 500 leading U.S.-listed companies representing approximately 80% of the U.S. equity market capitalization. Under normal circumstances, at least 80% of the fund's net assets will be invested in securities, or derivative instruments linked to securities, of companies that are included in the fund's reference Index. The fund is non-diversified.