FormFactor Inc. (NASDAQ:FORM) CEO and Director Mike Slessor filed a Form 4 on November 9, 2026, disclosing RSU settlements and related tax-withholding share disposals across two transaction dates, November 5 and November 6, 2026.

Key Highlights

  • Three RSU tranches settled: Slessor acquired 3,644 shares on November 5, 2026, and 6,031 and 2,308 shares on November 6, 2026, all at $0 per share via transaction code M.
  • Tax-withholding disposals: 2,028 shares were withheld on November 5 at $71.76; 3,357 and 1,285 shares were withheld on November 6, both at $81.12.
  • Resulting ownership: Following all reported transactions, Slessor directly beneficially owns 460,909 shares of common stock.
  • Remaining RSU balances: After the settlements, Slessor holds 10,932, 42,217, and 25,388 RSUs outstanding across the three respective grant tranches.
  • Grant origins: The three RSU grants were made on August 5, 2024; August 6, 2025; and August 6, 2026, each vesting in 12 quarterly installments.
  • Filing signed by attorney-in-fact: The form was signed by Stan Finkelstein as attorney-in-fact for Mike Slessor on November 9, 2026.

Mike Slessor's RSU Settlements and Share Withholding at FormFactor

According to the filing, FormFactor Inc. CEO Mike Slessor reported the vesting and settlement of restricted stock units under three separate grant agreements. On November 5, 2026, an installment from the August 5, 2024 grant settled into 3,644 shares of common stock, with 2,028 shares withheld to satisfy tax obligations at $71.76 per share. The filing states each RSU converts to common stock on a 1-for-1 basis at $0 exercise price.

On November 6, 2026, two additional RSU tranches settled. The August 6, 2025 grant contributed 6,031 shares, and the August 6, 2026 grant contributed 2,308 shares. The filing reports that 3,357 and 1,285 shares, respectively, were withheld for taxes at $81.12 per share on that date. All share acquisitions are coded M (settlement of derivative security) and all withholdings are coded F, per the filing's transaction codes.

The filing discloses that the 2024 grant vests in 12 quarterly installments beginning November 5, 2024 and ending August 5, 2027; the 2025 grant vests beginning November 6, 2025 and ending August 6, 2028; and the 2026 grant vests beginning November 6, 2026 and ending August 6, 2029. The filing further notes that unvested RSUs are forfeited without consideration upon termination of employment, subject to change-of-control severance and other equity agreements on file with the SEC.

What Was Disclosed

The Form 4 discloses RSU vesting events for FormFactor CEO Mike Slessor on November 5 and 6, 2026, covering three grant tranches totaling 11,983 shares acquired and 6,670 shares withheld for taxes, with a resulting direct beneficial ownership of 460,909 shares.