The fund seeks to achieve a total return, for three-month periods from March 1 to May 31, June 1 to August 31, September 1 to November 30 or December 1 to February 28 or 29, that corresponds generally, before fees and expenses, to the share price return of the SPDR® Portfolio S&P 500® ETF (SPLG) or other ETFs that track the S&P 500® Index up to a "cap" while providing a downside "buffer" and "deep downside protection" against losses over the outcome period. The fund is non-diversified.