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FTNT Fortinet, Inc.

Insider figures are trailing 90 days, open-market Form 4 only. Institutional figures are the latest reported quarter. These windows are not simultaneous.

-$36.2M net selling - trailing 90 days

0 buyers - 5 unique sellers

Historical context: most recent complete month (2026-09) is the 44th percentile of this ticker's monthly net P/S flow over 24 complete months. Lower percentiles are more selling; higher are more buying. P10–P90: -$37.7M to $0.

8 accumulating - 4 trimming - 1 unchanged

13 comparable institutions - Q2 2026

open-market Form 4 only - grants, exercises, tax withholding excluded. ~ derived from SEC-reported shares x price.

Insider net $ (monthly)open-market Form 4 only - grants, exercises, tax withholding excluded$100.0M$50.0M$0-$50.0M-$100.0M2024-10 -$3.8M2024-11 -$16.7M2024-12 -$4.4M2025-01 -$4.3M2025-02 -$9.5M2025-03 -$52.3M2025-04 $02025-05 -$17.2M2025-06 -$87K2025-07 $02025-08 -$62.6M2025-09 $02025-10 $02025-11 -$14.0M2025-12 $02026-01 $02026-02 -$42.3M2026-03 $02026-04 $02026-05 -$19.7M2026-06 -$24.0M2026-07 $02026-08 -$26.8M2026-09 -$9.4MInstitutional shares (majority-gated quarters)500.0M250.0M02025-Q4 201.3M sh2026-Q1 133.6M sh2026-Q2 140.0M shOct 24Dec 24Feb 25Apr 25Jun 25Aug 25Oct 25Dec 25Feb 26Apr 26Jun 26Aug 26Q4 2025Q1 2026Q2 2026~ derived from SEC-reported shares x price. Hatched: excluded (implausible price) or unpriced.

Who is responsible

Insider Role Net activity Rows
Xie Ken PRESIDENT & CEO -~$26.3M 6
Whittle John CHIEF OPERATING OFFICER -~$9.4M 3
Xie Michael VP, ENGINEERING & CTO -~$0.5M 4
Ohlgart Christiane Chief Financial Officer -~$64K 1
Ohlgart Christiane Chief Financial Officer -~$9K 1

Transactions

Date Insider Role Type Shares Price Value
September 24, 2026 Ohlgart Christiane Chief Financial Officer S -48 180 ~$9K
September 15, 2026 Whittle John CHIEF OPERATING OFFICER S -2835 168.74 ~$0.5M
September 14, 2026 Whittle John CHIEF OPERATING OFFICER 2 reported sale rows 53865 — ~$8.9M
August 4, 2026 Ohlgart Christiane Chief Financial Officer S -387 164.59 ~$64K
August 3, 2026 Xie Ken PRESIDENT & CEO 6 reported sale rows 161482 — ~$26.3M
August 3, 2026 Xie Michael VP, ENGINEERING & CTO 4 reported sale rows 3121 — ~$0.5M
June 3, 2026 Xie Michael VP, ENGINEERING & CTO 5 reported sale rows 3907 — ~$0.6M
June 2, 2026 Xie Ken PRESIDENT & CEO 8 reported sale rows 160632 — ~$23.4M
May 21, 2026 Whittle John CHIEF OPERATING OFFICER 3 reported sale rows 146015 — ~$18.7M
May 20, 2026 Ohlgart Christiane Chief Financial Officer S -238 130 ~$31K
May 14, 2026 Ohlgart Christiane Chief Financial Officer S -756 120 ~$91K
May 11, 2026 Ohlgart Christiane Chief Financial Officer S -238 115 ~$27K
May 7, 2026 Ohlgart Christiane Chief Financial Officer S -756 110 ~$83K
May 5, 2026 Ohlgart Christiane Chief Financial Officer S -596 89.7 ~$53K
May 4, 2026 Xie Ken PRESIDENT & CEO 4 reported sale rows 5355 — ~$0.5M
May 4, 2026 Xie Michael VP, ENGINEERING & CTO 4 reported sale rows 2478 — ~$0.2M
February 3, 2026 Ohlgart Christiane Chief Financial Officer S -507 80.73 ~$41K
February 2, 2026 Xie Michael VP, ENGINEERING & CTO 3 reported sale rows 343106 — ~$27.9M
February 2, 2026 Xie Ken PRESIDENT & CEO 3 reported sale rows 175737 — ~$14.3M
November 4, 2025 Ohlgart Christiane Chief Financial Officer S -110 86.5 ~$10K
November 3, 2025 Xie Ken PRESIDENT & CEO 3 reported sale rows 158485 — ~$13.7M
November 3, 2025 Xie Michael VP, ENGINEERING & CTO 3 reported sale rows 3546 — ~$0.3M
August 5, 2025 Ohlgart Christiane Chief Financial Officer S -110 98.45 ~$11K
August 4, 2025 Xie Ken PRESIDENT & CEO 3 reported sale rows 158486 — ~$15.6M
August 4, 2025 Xie Michael VP, ENGINEERING & CTO 3 reported sale rows 476596 — ~$46.9M
June 6, 2025 Ohlgart Christiane Chief Financial Officer S -1164 104.7109 ~$0.1M
June 6, 2025 NEUKOM WILLIAM H. — P 335 104.215 ~$35K
May 2, 2025 Xie Ken PRESIDENT & CEO 2 reported sale rows 158488 — ~$16.8M
May 2, 2025 Xie Michael VP, ENGINEERING & CTO 2 reported sale rows 3546 — ~$0.4M
March 12, 2025 GOLDMAN KENNETH A — S -2000 100 ~$0.2M
March 11, 2025 Xie Michael VP, ENGINEERING & CTO 5 reported sale rows 326784 — ~$32.1M
March 10, 2025 Xie Ken PRESIDENT & CEO 4 reported sale rows 206000 — ~$20.0M
March 10, 2025 GOLDMAN KENNETH A — S -1000 99.32 ~$99K
March 6, 2025 NEUKOM WILLIAM H. — P 328 106.335 ~$35K
February 26, 2025 Jensen Keith Chief Financial Officer 3 reported sale rows 17660 — ~$1.9M
February 19, 2025 Jensen Keith Chief Financial Officer 3 reported sale rows 23500 — ~$2.7M
February 12, 2025 Xie Ken PRESIDENT & CEO 4 reported sale rows 22721 — ~$2.4M
February 11, 2025 Xie Ken PRESIDENT & CEO 3 reported sale rows 22700 — ~$2.5M
January 15, 2025 Xie Ken PRESIDENT & CEO 2 reported sale rows 23044 — ~$2.2M
January 14, 2025 Xie Ken PRESIDENT & CEO 2 reported sale rows 23013 — ~$2.1M
December 18, 2024 Xie Ken PRESIDENT & CEO 6 reported sale rows 22928 — ~$2.2M
December 17, 2024 Xie Ken PRESIDENT & CEO 3 reported sale rows 22916 — ~$2.2M
December 6, 2024 NEUKOM WILLIAM H. — P 355 98.5 ~$35K
November 26, 2024 Jensen Keith Chief Financial Officer 3 reported sale rows 17650 — ~$1.7M
November 19, 2024 Jensen Keith Chief Financial Officer 2 reported sale rows 4250 — ~$0.4M
November 13, 2024 Xie Ken PRESIDENT & CEO 3 reported sale rows 22896 — ~$2.3M
November 12, 2024 Xie Ken PRESIDENT & CEO 3 reported sale rows 22938 — ~$2.3M
November 8, 2024 Jensen Keith Chief Financial Officer 3 reported sale rows 56705 — ~$4.8M
November 8, 2024 Whittle John CHIEF OPERATING OFFICER 2 reported sale rows 38495 — ~$3.3M
November 4, 2024 Xie Michael VP, ENGINEERING & CTO 2 reported sale rows 24712 — ~$1.9M
October 16, 2024 Xie Ken PRESIDENT & CEO 2 reported sale rows 23307 — ~$1.9M
October 15, 2024 Xie Ken PRESIDENT & CEO S -23302 82.6344 ~$1.9M
September 18, 2024 Xie Ken PRESIDENT & CEO 2 reported sale rows 23538 — ~$1.8M
September 17, 2024 Xie Ken PRESIDENT & CEO S -23511 75.7502 ~$1.8M
September 6, 2024 NEUKOM WILLIAM H. — P 459 76.18 ~$35K