John Whittle

Companies

• FortinetChief operating officer Jan 26, 2024 to now¹
• FortinetVP Corp Dev&Strat Alliance,GC Jul 1, 2014 to Nov 3, 2023²
• FortinetGeneral counsel Nov 17, 2009 to May 2, 2014³

Holdings

Stock this person has reported owning, from the forms officers and directors file with the SEC. See the biggest insider stakes.

Shares held

• Fortinet FTNT96,987 shares⁴$16.7M at $172.19Sep 15, 2026

As of each latest filing. The line shows shares held over time.

Recent filings

• Sep 15, 2026Sold 2,835 shares at $168.74 of Fortinet⁴
• Sep 15, 2026Exercised options 2,835 shares at $62.11 of Fortinet⁴
• Sep 14, 2026Sold 1,158 shares at $166.02 of Fortinet⁴
• Sep 14, 2026Sold 52,707 shares at $165.43 of Fortinet⁴
• Sep 14, 2026Exercised options 53,865 shares at $62.11 of Fortinet⁴
• Aug 1, 2026Shares withheld for tax 2,310 shares at $161.95 of Fortinet⁵
• Aug 1, 2026Exercised options 1,138 shares of Fortinet⁵
• Aug 1, 2026Exercised options 1,827 shares of Fortinet⁵
• Aug 1, 2026Exercised options 1,608 shares of Fortinet⁵
• May 21, 2026Sold 4,216 shares at $129.55 of Fortinet⁶
• May 21, 2026Sold 54,979 shares at $128.74 of Fortinet⁶
• May 21, 2026Sold 86,820 shares at $128.15 of Fortinet⁶
• May 21, 2026Exercised options 57,015 shares at $22.90 of Fortinet⁶
• May 21, 2026Exercised options 89,000 shares at $34.39 of Fortinet⁶
• May 1, 2026Shares withheld for tax 2,309 shares at $86.29 of Fortinet⁷
• May 1, 2026Exercised options 1,137 shares of Fortinet⁷
• May 1, 2026Exercised options 1,827 shares of Fortinet⁷
• May 1, 2026Exercised options 1,608 shares of Fortinet⁷
• Feb 1, 2026Shares withheld for tax 12,951 shares at $81.26 of Fortinet⁸
• Feb 1, 2026Exercised options 19,962 shares of Fortinet⁸
• Feb 1, 2026Exercised options 4,550 shares of Fortinet⁸
• Feb 1, 2026Exercised options 1,827 shares of Fortinet⁸
• Feb 1, 2026Exercised options 1,608 shares of Fortinet⁸
• Feb 1, 2026Exercised options 1,185 shares of Fortinet⁸
• Nov 1, 2025Shares withheld for tax 2,290 shares at $86.43 of Fortinet⁹