The Invesco Emerging Markets Sovereign Debt ETF is based on the DBIQ Emerging Market USD Liquid Balanced Index. The Fund will normally invest at least 80% of its total assets in securities that comprise the Index. The Index tracks the potential returns of a theoretical portfolio of liquid emerging markets US dollar-denominated government bonds issued by more than 20 emerging-market countries. The countries in the Index are selected annually pursuant to a proprietary index methodology. The Fund and the Index are rebalanced and reconstituted quarterly.