ProPetro Holding Corp. Officer Receives 71,428 Restricted Stock Units

This Form 4 filing reports that William Michael Wood, Senior Vice President - Operations of ProPetro Holding Corp. (ticker: PUMP), received an award of 71,428 restricted stock units (RSUs) on May 1, 2026. The RSUs represent a contingent right to receive either one share of common stock or cash equal to the fair market value of one share. Following this transaction, Wood now holds 121,179 RSUs. The RSUs will vest in two installments: 40% on November 1, 2027 and the remaining 60% on May 1, 2029. The transaction price per share was $0.00, which is typical for equity awards. The filing was signed by John J. Mitchell as attorney-in-fact for William Michael Wood.