Fortinet CFO Christiane Ohlgart Reports Routine RSU Vesting and Tax Withholding

Executive Summary

On November 3, 2026, Fortinet, Inc. ($FTNT) Chief Financial Officer Christiane Ohlgart filed a Form 4 with the SEC disclosing transactions that occurred on November 1, 2026. The filing details the vesting of restricted stock units (RSUs) and a subsequent disposition of shares to satisfy associated tax withholding obligations.

Transaction Breakdown

1. Derivative Conversions (Code M):

   • 685 RSUs vested and converted into 685 shares of Common Stock.
   • 650 RSUs vested and converted into 650 shares of Common Stock.
   • 301 RSUs vested and converted into 301 shares of Common Stock.
   • Total Common Stock acquired: 1,636 shares at $0.00 exercise price.

2. Tax Withholding (Code F):

   • 777 shares of Common Stock were surrendered back to the Issuer at a market price of $136.08 per share to settle statutory tax withholding liabilities, representing an aggregate value of $105,734.16.

3. Post-Transaction Holdings:

   • Following these transactions, Christiane Ohlgart directly holds 11,204 shares of Fortinet common stock.
   • Unvested RSU balances across the three respective grants stand at 4,109, 5,851, and 3,007 units.

Market & Governance Context

• Trading Significance: Low. The disposition was purely an exempt transaction under Rule 16b-3(e) to pay mandatory tax obligations upon vesting of equity awards, rather than a discretionary open-market sale.
• Net equity exposure of the CFO increased by 859 shares following the vesting schedule.