FTNT insider buying and SEC filings, explained
Fortinet, Inc. · CIK 1262039
Tracked: Forms 3/4/5, 8-K, NT · All filings on sec.gov
Insider activity in the last 12 months
Bought
$0
Insiders who bought
0
Sold (not marked 10b5-1)
$6K
Planned sales (10b5-1)
$157.5M
Insider purchases and sales, last 12 months
| Traded | Type | What was filed | Source |
|---|---|---|---|
| Nov 2, 2026 | Planned (10b5-1) | Ken Xie (CEO and Director) sold 161,483 shares at about $129.31 ($20.9M), marked as a 10b5-1 plan trade. Holdings down <1% to 52,972,372 shares. | SEC filing Filed Nov 3, 2026, 4:40 PM ET |
| Nov 2, 2026 | Planned (10b5-1) | Michael Xie (VP, Engineering & CTO and Director) sold 3,121 shares at about $129.49 ($404K), marked as a 10b5-1 plan trade. Holdings down <1% to 9,918,360 shares. | SEC filing Filed Nov 3, 2026, 4:37 PM ET |
| Sep 24, 2026 | Planned (10b5-1) | Christiane Ohlgart (CFO) sold 48 shares at $180.00 ($9K), marked as a 10b5-1 plan trade. Holdings down <1% to 10,345 shares. | SEC filing Filed Sep 25, 2026 |
| Sep 14–15, 2026 | Planned (10b5-1) | John Whittle (President / COO) sold 56,700 shares between Sep 14 and Sep 15 at about $165.61 ($9.4M), marked as a 10b5-1 plan trade. Holdings down 37% to 96,987 shares. | SEC filing Filed Sep 16, 2026 |
| Aug 4, 2026 | Planned (10b5-1) | Christiane Ohlgart (CFO) sold 387 shares at $164.59 ($64K), marked as a 10b5-1 plan trade. Holdings down 4% to 10,393 shares. | SEC filing Filed Aug 4, 2026 |
| Aug 3, 2026 | Planned (10b5-1) | Ken Xie (CEO and Director) sold 161,482 shares at about $162.66 ($26.3M), marked as a 10b5-1 plan trade. Holdings down <1% to 52,972,372 shares. | SEC filing Filed Aug 4, 2026 |
| Aug 3, 2026 | Planned (10b5-1) | Michael Xie (VP, Engineering & CTO and Director) sold 3,121 shares at about $162.63 ($508K), marked as a 10b5-1 plan trade. Holdings down <1% to 9,918,360 shares. | SEC filing Filed Aug 4, 2026 |
| Dec 15, 2023 | Purchase (code P) | Ming Hsieh (Director) bought 143 shares indirectly (by trust) at $53.57 ($8K), reported as a purchase (code P). New position of 143 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Jun 12, 2026 |
| Jun 3, 2026 | Planned (10b5-1) | Michael Xie (VP, Engineering & CTO and Director) sold 3,907 shares at about $146.44 ($572K), marked as a 10b5-1 plan trade. Holdings down <1% to 9,923,610 shares. | SEC filing Filed Jun 3, 2026 |
| Jun 2, 2026 | Planned (10b5-1) | Ken Xie (CEO and Director) sold 160,632 shares at about $145.58 ($23.4M), marked as a 10b5-1 plan trade. Holdings down <1% to 52,972,372 shares. | SEC filing Filed Jun 3, 2026 |
| May 21, 2026 | Planned (10b5-1) | John Whittle (President / COO) sold 146,015 shares at about $128.41 ($18.8M), marked as a 10b5-1 plan trade. Holdings down 61% to 94,724 shares. | SEC filing Filed May 22, 2026 |
| May 20, 2026 | Planned (10b5-1) | Christiane Ohlgart (CFO) sold 238 shares at $130.00 ($31K), marked as a 10b5-1 plan trade. Holdings down 3% to 8,824 shares. | SEC filing Filed May 20, 2026 |
| May 14, 2026 | Planned (10b5-1) | Christiane Ohlgart (CFO) sold 756 shares at $120.00 ($91K), marked as a 10b5-1 plan trade. Holdings down 8% to 9,062 shares. | SEC filing Filed May 15, 2026 |
| May 11, 2026 | Planned (10b5-1) | Christiane Ohlgart (CFO) sold 238 shares at $115.00 ($27K), marked as a 10b5-1 plan trade. Holdings down 2% to 9,818 shares. | SEC filing Filed May 13, 2026 |
| May 7, 2026 | Planned (10b5-1) | Christiane Ohlgart (CFO) sold 756 shares at $110.00 ($83K), marked as a 10b5-1 plan trade. Holdings down 7% to 10,056 shares. | SEC filing Filed May 8, 2026 |
| May 5, 2026 | Planned (10b5-1) | Christiane Ohlgart (CFO) sold 596 shares at $89.70 ($53K), marked as a 10b5-1 plan trade. Holdings down 5% to 10,812 shares. | SEC filing Filed May 5, 2026 |
| May 4, 2026 | Planned (10b5-1) | Ken Xie (CEO and Director) sold 5,355 shares at about $88.89 ($476K), marked as a 10b5-1 plan trade. Holdings down <1% to 52,978,004 shares. | SEC filing Filed May 5, 2026 |
| May 4, 2026 | Planned (10b5-1) | Michael Xie (VP, Engineering & CTO and Director) sold 2,478 shares at about $88.89 ($220K), marked as a 10b5-1 plan trade. Holdings down <1% to 9,927,517 shares. | SEC filing Filed May 5, 2026 |
| Mar 11, 2022 | Sale | Ming Hsieh (Director) sold 110 shares indirectly (by trust) at $55.83 ($6K). Holdings by trust down 81% to 25 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Feb 17, 2026 |
| Sep 9, 2020 | Purchase (code P) | Ming Hsieh (Director) bought 160 shares indirectly (by trust) at $23.54 ($4K), reported as a purchase (code P). New position of 80 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Feb 17, 2026 |
| Feb 3, 2026 | Planned (10b5-1) | Christiane Ohlgart (CFO) sold 507 shares at $80.73 ($41K), marked as a 10b5-1 plan trade. Holdings down 6% to 8,247 shares. | SEC filing Filed Feb 3, 2026 |
| Feb 2, 2026 | Planned (10b5-1) | Ken Xie (CEO and Director) sold 175,737 shares at about $81.42 ($14.3M), marked as a 10b5-1 plan trade. Holdings down <1% to 51,396,385 shares. | SEC filing Filed Feb 3, 2026 |
| Feb 2, 2026 | Planned (10b5-1) | Michael Xie (VP, Engineering & CTO and Director) sold 343,106 shares at about $81.42 ($27.9M), marked as a 10b5-1 plan trade. Holdings down 3% to 10,210,282 shares. | SEC filing Filed Feb 3, 2026 |
| Nov 4, 2025 | Planned (10b5-1) | Christiane Ohlgart (CFO) sold 110 shares at $86.50 ($10K), marked as a 10b5-1 plan trade. Holdings down 2% to 6,724 shares. | SEC filing Filed Nov 4, 2025 |
| Nov 3, 2025 | Planned (10b5-1) | Ken Xie (CEO and Director) sold 158,485 shares at about $86.51 ($13.7M), marked as a 10b5-1 plan trade. Holdings down <1% to 51,391,879 shares. | SEC filing Filed Nov 4, 2025 |
| Nov 3, 2025 | Planned (10b5-1) | Michael Xie (VP, Engineering & CTO and Director) sold 3,546 shares at about $86.53 ($307K), marked as a 10b5-1 plan trade. Holdings down <1% to 10,492,018 shares. | SEC filing Filed Nov 4, 2025 |
69 routine transactions (such as grants, option exercises or tax withholding) are not listed.
Cluster buys
No cluster buys in the last 12 months.
Red flags
No red flags in the last 12 months.
Key events
No key events in the last 12 months.
8-K filings, last 12 months
No 8-K filings in the last 12 months.
Red flags are objective triggers only: the item or form filed, never an opinion.
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