X0508 4 2025-12-19 0 0001522727 USA Compression Partners, LP USAC 0002060294 Wauson Christopher J. 8115 PRESTON ROAD, SUITE 700 DALLAS TX 75225 0 1 0 0 See Remarks 0 Common Units 2025-12-19 4 M 0 8038 A 87198 D Common Units 2025-12-19 4 D 0 4019 24.27 D 83179 D Common Units 2025-12-19 4 M 0 13065 A 96244 D Common Units 2025-12-19 4 D 0 6533 24.27 D 89711 D Phantom Units 2025-12-19 4 M 0 8038 D Common Units 8038 0 D Phantom Units 2025-12-19 4 M 0 13065 D Common Units 13065 8709 D Each phantom unit is the economic equivalent of one common unit of USA Compression Partners, LP (the "Issuer"). The Reporting Person settled approximately 50% of his newly vested phantom units for cash and the rest for common units. These phantom units were awarded on December 5, 2020. These phantom units vested in full on December 5, 2025. These phantom units were granted on December 5, 2022. These phantom units vest incrementally, with 60% vesting on December 5, 2025 and 40% vesting on December 5, 2027. In the event of the cessation of the Reporting Person's service for any reason, all phantom units that have not vested prior to or in connection with such cessation of service shall automatically be forfeited. The Reporting Person is the Vice President and Chief Operating Officer of USA Compression GP, LLC, the general partner of the Issuer (the "General Partner"). The Issuer is managed by the directors and executive officers of the General Partner. /s/ Christopher J. Wauson 2025-12-19