Christiane Ohlgart, Chief Financial Officer of Fortinet, Inc. (NASDAQ:FTNT), filed a Form 4 on November 3, 2026, disclosing the vesting of restricted stock units and a related tax-withholding share cancellation on November 1, 2026.

Key Highlights

  • Three RSU grants vested: 685, 650, and 301 shares of common stock were acquired by Ohlgart on November 1, 2026, through separate RSU vesting events, each at $0 cost.
  • Tax-withholding disposal: 777 shares were cancelled at $136.08 per share to satisfy federal and state tax withholding obligations arising from the vesting.
  • Post-transaction ownership: Following all reported transactions, Ohlgart directly beneficially owns 11,204 shares of Fortinet common stock.
  • Remaining RSU balance: After the vesting events, Ohlgart holds 4,109, 5,851, and 3,007 RSUs outstanding across the three respective grants.
  • Signed by power of attorney: The form was signed by Robert Turner on behalf of Ohlgart and filed on November 3, 2026.

Ohlgart RSU Vesting and Tax Withholding Details at Fortinet

According to the filing, Christiane Ohlgart, identified as Chief Financial Officer of Fortinet, Inc., reported three separate RSU vesting transactions on November 1, 2026. The first grant produced 685 shares acquired at $0, the second produced 650 shares acquired at $0, and the third produced 301 shares acquired at $0. Each transaction is coded "M," reflecting the vesting of previously granted restricted stock units, as explained in the filing's footnotes.

Following the three vesting events, the filing reports a disposal of 777 shares at $136.08 per share, coded "F." The filing describes this as "an exempt transaction pursuant to Section 16b-3(e)," in which shares were "relinquished by the Reporting Person and cancelled by the Issuer in exchange for the Issuer's agreement to pay federal and state tax withholding obligations of the Reporting Person resulting from the vesting of restricted stock units." After all four transactions, Ohlgart's direct beneficial ownership of Fortinet common stock stood at 11,204 shares, according to the filing.

The filing also details the RSU vesting schedules. For the 685-share grant, 25% vested on May 1, 2025, with the remaining 75% vesting in equal quarterly installments. For the 650-share grant, 25% will vest on February 1, 2026, with the balance vesting quarterly thereafter. For the 301-share grant, 25% vested on May 1, 2026, with quarterly vesting continuing until full vesting. The filing notes that RSUs "do not expire; they either vest or are canceled prior to the vesting date."

What Was Disclosed

Fortinet CFO Christiane Ohlgart disclosed the vesting of 1,636 total RSU shares on November 1, 2026, and the cancellation of 777 shares at $136.08 to cover tax obligations, leaving her with 11,204 directly held shares.