X0407 4 2023-05-17 0 0001881487 ProFrac Holding Corp. ACDC 0001641790 Wilks Johnathan Ladd C/O PROFRAC HOLDING CORP. 333 SHOPS BOULEVARD, SUITE 301 WILLOW PARK TX 76087 0 1 0 0 Chief Executive Officer 0 Class A Common Stock, par value $0.01 2023-05-17 4 F 0 16060 10.92 D 134902 D Represents shares withheld to satisfy withholding taxes applicable upon vesting of each of the May 24, 2022 and August 10, 2022 grant of restricted stock units under the 2022 Long Term Incentive Plan. /s/ Robert J. Willette, Attorney-in-Fact 2023-05-19