Aric Brendan McKinnis, CFO and SVP Global Finance of FormFactor Inc, filed a Form 4 on November 9, 2026, reporting restricted stock unit settlements and related tax-withholding share disposals occurring on November 5 and November 6, 2026.

Key Highlights

  • Reporting person: Aric Brendan McKinnis, CFO and SVP Global Finance of FormFactor Inc (NASDAQ:FORM).
  • RSU settlements: A total of 2,197 shares of common stock were acquired via three separate RSU vesting events (521 on November 5; 1,099 and 577 on November 6), each at $0 conversion price on a 1-for-1 basis.
  • Tax-withholding disposals: A total of 867 shares were withheld to cover tax obligations: 206 shares at $71.76 on November 5, and 433 and 228 shares, both at $81.12, on November 6.
  • Resulting ownership: Following all reported transactions, McKinnis directly held 15,485 shares of common stock.
  • Remaining RSU balances: After the settlements, McKinnis held 1,563, 8,792, and 6,347 RSUs under three separate grants, according to the filing.
  • ESPP shares noted: The filing states that the November 5 post-transaction total of 14,676 shares includes 3 shares acquired from the issuer's Employee Stock Purchase Plan on July 31, 2026.

McKinnis RSU Settlements and Share-Withholding Details

According to the Form 4, McKinnis received common stock through the settlement of restricted stock units under three separate grant agreements. On November 5, 2026, 521 RSUs vested from a grant dated August 5, 2024, which vests in twelve quarterly installments beginning November 5, 2024, and ending August 5, 2027. Simultaneously, 206 shares were withheld at $71.76 per share to satisfy tax withholding obligations, as the filing describes.

On November 6, 2026, two additional RSU grants settled. A total of 1,099 shares vested from a grant dated November 6, 2025, which vests in twelve quarterly installments beginning February 6, 2026, and ending November 6, 2028. A further 577 shares vested from a grant dated August 6, 2026, which vests in twelve quarterly installments beginning November 6, 2026, and ending August 6, 2029. The filing reports that 433 shares and 228 shares were withheld at $81.12 per share, respectively, for tax withholding on those two tranches.

The filing notes that if McKinnis's employment is terminated before any applicable vesting date, unvested RSUs would be forfeited without consideration, except as provided in a change of control severance agreement or other equity-related agreements between the reporting person and the issuer. All transactions were reported as direct ownership. The Form 4 was signed by Stan Finkelstein as attorney-in-fact for Aric McKinnis on November 9, 2026.

What Was Disclosed

FormFactor Inc's CFO Aric McKinnis reported RSU settlements totaling 2,197 shares and the withholding of 867 shares for taxes across two trading days in November 2026, leaving him with a direct beneficial ownership of 15,485 shares of common stock.