On August 27, 2018, the Board of Managers of Invesco Capital Management LLC appointed Ms. Kelli Gallegos to serve as Principal Financial and Accounting Officer of Invesco DB US Dollar Index Trust (the Trust) and each of Invesco DB US Dollar Index Bullish Fund and Invesco DB US Dollar Index Bearish Fund, effective after the close of business on September 4, 2018. Ms. Gallegos will replace Mr. Steven M. Hill, who, as previously disclosed, will no longer serve as Principal Financial and Accounting Officer of the Trust and the respective Funds as of the September 4, 2018.