The Invesco S&P 500 Top 50 ETF (Fund) is designed to track the performance of the S&P 500 Top 50 Index. To achieve its objective, the Fund commits a minimum of 90% of its total assets to investments in the securities that comprise this underlying index. The S&P 500 Top 50 Index itself is composed of the fifty largest companies selected from the broader S&P 500 Index. Both the Fund and its benchmark index are subject to annual rebalancing.