Hildebrandt Stephanie C 4

What Happened

• Stephanie C. Hildebrandt, SVP and General Counsel of Archrock, had 19,023 shares withheld by the issuer to satisfy tax withholding obligations tied to the vesting of restricted shares. The withholding was recorded as a disposition at $27.85 per share, totaling $529,791. This was a tax-withholding/cashless-surrender transaction (Form 4 code F), not an open-market sale.

Key Details

• Transaction date: 2026-01-27; Filing date: 2026-01-28 (timely)
• Price reported: $27.85 per share
• Shares withheld/disposed: 19,023; total value of shares withheld: $529,791
• Shares owned after transaction: Not specified in this Form 4
• Footnote: Issuer withheld the maximum allowable shares to satisfy the tax withholding obligations associated with the vesting of restricted shares (F1)
• Transaction code: F (payment of exercise price or tax liability via share withholding)

Context

• This transaction reflects routine tax withholding on vested restricted stock (a common administrative event) rather than a market sale for investment purposes. Such withholdings are not a direct signal of insider sentiment about the company’s stock price.