The investment seeks to track the investment results (before fees and expenses) of the Invesco Revenue Weighted ESG Index™. The fund generally will invest at least 80% of its total assets in the securities that comprise the underlying index. The index is designed to select companies from within the S&P 500® Index (the S&P 500® or Parent Index) that meet high environmental, social and governance (ESG) standards. The fund is non-diversified.