InsiderTrades

Form 4 for FTNT Fortinet

Accepted 2026-09-16 12:22:24 ET · period of report 2026-09-14 · accession 0001476336-26-000014 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
DMT 2026-09-16 12:22 2026-09-14+ FTNT Whittle John COO M - OptEx $62.11 +56.7K 99.8K +131% +$3.52M
DMT 2026-09-16 12:22 2026-09-14+ FTNT Whittle John COO S - Sale+OE $165.61 -56.7K 97.0K -37% -$9.39M
DMT 2026-09-16 12:22 2026-09-14+ FTNT Whittle John COO M - OptEx $0.00 -56.7K 0 -100% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-09-14 M A 53,865 $62.11 150,852 D — —
2 Common Common Stock 2026-09-14 S D 52,707 $165.43 98,145 D — — (F1) The sales reported in this line item were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on June 5, 2026. (F2) Represents the weighted average sale price. The lowest price at which shares were sold was $165.00 and the highest price at which shares were sold was $165.96. The Reporting Person undertakes to provide upon request to the staff of the Securities and Exchange Commission, the Issuer or its stockholders, full information regarding the total number of shares sold at each separate price within the range set forth herein.
3 Common Common Stock 2026-09-14 S D 1,158 $166.02 96,987 D — — (F1) The sales reported in this line item were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on June 5, 2026. (F3) Represents the weighted average sale price. The lowest price at which shares were sold was $166.00 and the highest price at which shares were sold was $166.04. The Reporting Person undertakes to provide upon request to the staff of the Securities and Exchange Commission, the Issuer or its stockholders, full information regarding the total number of shares sold at each separate price within the range set forth herein.
4 Common Common Stock 2026-09-15 M A 2,835 $62.11 99,822 D — —
5 Common Common Stock 2026-09-15 S D 2,835 $168.74 96,987 D — — (F1) The sales reported in this line item were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on June 5, 2026.
6 Derivative Stock Option (right to buy) 2026-09-14 M D 53,865 $0.00 2,835 D $62.11 · — to 2029-02-17 53,865 Common Stock (F4) The options are fully vested.
7 Derivative Stock Option (right to buy) 2026-09-15 M D 2,835 $0.00 0 D $62.11 · — to 2029-02-17 2,835 Common Stock (F4) The options are fully vested.