Amendment to Schedule 13G for USA Compression Partners LP

This filing is an amendment to Schedule 13G for USA Compression Partners LP, submitted by ALPS Advisors, Inc. and Alerian MLP ETF. The filing reports that both entities beneficially own 17,105,738 common units representing limited partner interests, which constitutes 13.94% of the total. ALPS Advisors, Inc., an investment adviser, manages these securities on behalf of the Alerian MLP ETF and other funds. The filing clarifies that while ALPS Advisors, Inc. has voting and investment power over these securities, it disclaims beneficial ownership. The amendment is filed under Rule 13d-1(b) and includes certifications that the securities were acquired in the ordinary course of business and not for the purpose of influencing control of the issuer.