The Invesco BulletShares 2028 Municipal Bond ETF (the Fund) is designed to track the performance of the Invesco BulletShares USD Municipal Bond 2028 Index. The Fund commits a minimum of 80% of its total assets to municipal debt instruments that are part of this benchmark index. The Index itself aims to reflect the returns of a diversified collection of U.S. dollar-denominated municipal securities, which are issued by U.S. states, their agencies, or local governmental bodies, and all possess an effective maturity date in 2028.