The Innovator Power Buffer Step-Up Strategy ETF (PSTP) is an exchange-traded fund that mostly invests in large cap equity. The fund aims for buffered losses and gains on the SPDR S&P 500 ETF Trust (SPY) through the active use of FLEX options, which it rebalances monthly. The fund intends to opportunistically reset its portfolio prior to the one-year expiration date of the options. PSTP was launched on Mar 8, 2022 and is issued by Innovator.