The investment seeks to provide investors with returns that match those of the SPDR S&P 500 ETF Trust. The fund will invest substantially all of its assets in a portfolio of FLexible EXchange® Options (?FLEX Options?) that reference both the SPDR® S&P 500® ETF Trust (?S&P 500 ETF?) and the Invesco QQQ TrustSM, Series 1 (the ?QQQ ETF,? and together with the S&P 500 ETF, the ?Underlying ETFs?). Its assets will be principally composed of FLEX Options, the value of which is derived from the performance of the underlying reference asset, the applicable Underlying ETF?s share price. It is non-diversified.