Mitchell John J 4

What Happened
John J. Mitchell, General Counsel & Corporate Secretary of ProPetro Holding Corp. (PUMP), had 11,522 restricted stock units (RSUs vest) converted into common shares on February 1, 2026. Of those shares, 2,806 were withheld to cover tax withholding at $11.49 per share, totaling $32,241, leaving a net delivery of 8,716 shares to Mitchell. The conversion/settlement is reported as a derivative exercise/conversion (code M) with a zero exercise price, and the withholding is reported as a tax withholding disposition (code F).

Key Details

• Transaction date: February 1, 2026; Form filed February 3, 2026 (appears timely).
• RSUs converted: 11,522 shares.
• Shares withheld for taxes: 2,806 shares at $11.49 each → $32,241 withheld.
• Net shares delivered to insider: 11,522 − 2,806 = 8,716 shares.
• Footnotes: F1–F3 note these shares came from vesting/settlement of previously awarded RSUs and that shares were withheld to satisfy tax obligations; F4 notes the original grant was 34,564 RSUs on Feb 1, 2023 vesting in three equal annual installments.
• Shares owned after the transaction: Not disclosed in this filing.

Context
This was a routine RSU vesting and tax-withholding event (not an open-market sale or purchase). The conversion shows no cash exercise price and the withholding of shares to satisfy taxes is a common, administrative cashless settlement method — it does not necessarily indicate a voluntary sale or change in insider sentiment. Purchases would be a stronger signal of insider bullishness; this filing reflects compensation vesting and tax withholding.