CPSU was created on 2025-06-02 by Calamos. The fund's investment portfolio concentrates primarily on downside hedge alternatives. CPSU seeks to track the return of the SPDR S&P 500 ETF Trust (SPY), to a cap, with 100% downside hedge over a one-year outcome period. The actively managed fund holds FLEX options to obtain exposure. The fund aims to outperform cash holdings.