Ken Griffin Fortinet, Inc. Transaction History

Citadel Advisors LLC

$618 Billion
Q3 2025

A detailed history of Ken Griffin (Citadel Advisors LLC) transactions in Fortinet, Inc. stock. As of the latest transaction made, Citadel Advisors LLC holds 1,826,500 shares of FTNT stock, worth $150 Million. This represents 0.02% of its overall portfolio holdings.

Number of Shares

1,826,500

Previous 929,400 96.52%

Holding current value

$150 Million

Previous $98.3 Million 56.3%

% of portfolio

0.02%

Previous 0.02%

30 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q3 2025 Nov 14, 2025	BUY	$74.39 - $107.65 $75.8 Million - $110 Million	1,018,770 New	1,018,770 $85.7 Million
Q1 2025 May 15, 2025	BUY	$92.49 - $114.57 $24.6 Million - $30.4 Million	265,659 Added 139.04%	456,726 $44 Million
Q4 2024 Feb 14, 2025	SELL	$76.49 - $99.21 $49.9 Million - $64.7 Million	-652,246 Reduced 77.34%	191,067 $18.1 Million
Q3 2024 Nov 14, 2024	BUY	$55.39 - $77.55 $40.8 Million - $57.1 Million	736,190 Added 687.24%	843,313 $65.4 Million
Q2 2024 Aug 14, 2024	SELL	$57.94 - $71.32 $13.3 Million - $16.4 Million	-230,035 Reduced 68.23%	107,123 $6.46 Million

Q1 2024 May 15, 2024	BUY	$57.78 - $73.07 $17.7 Million - $22.4 Million	305,998 Added 982.02%	337,158 $23 Million
Q4 2023 Feb 14, 2024	SELL	$49.52 - $59.93 $924,340 - $1.12 Million	-18,666 Reduced 37.46%	31,160 $1.82 Million
Q3 2023 Nov 14, 2023	BUY	$56.77 - $80.28 $2.34 Million - $3.32 Million	41,302 Added 484.54%	49,826 $2.92 Million
Q2 2023 Aug 14, 2023	SELL	$60.49 - $75.59 $6.22 Million - $7.78 Million	-102,860 Reduced 92.35%	8,524 $644,000
Q1 2023 May 15, 2023	BUY	$47.45 - $66.46 $1.66 Million - $2.33 Million	35,067 Added 45.95%	111,384 $7.4 Million
Q4 2022 Feb 14, 2023	SELL	$45.93 - $57.16 $9.65 Million - $12 Million	-210,014 Reduced 73.35%	76,317 $3.73 Million
Q3 2022 Nov 14, 2022	BUY	$48.29 - $62.88 $3.01 Million - $3.92 Million	62,322 Added 27.82%	286,331 $14.1 Million
Q2 2022 Aug 15, 2022	BUY	$49.04 - $69.34 $6.62 Million - $9.36 Million	134,918 Added 151.44%	224,009 $12.7 Million
Q1 2022 May 16, 2022	SELL	$53.94 - $69.5 $6.49 Million - $8.37 Million	-120,407 Reduced 57.47%	89,091 $30.4 Million
Q3 2021 Nov 15, 2021	BUY	$48.47 - $64.04 $8.12 Million - $10.7 Million	167,477 Added 398.56%	209,498 $61.2 Million
Q2 2021 Aug 16, 2021	BUY	$37.28 - $49.41 $929,614 - $1.23 Million	24,936 Added 145.95%	42,021 $2 Million
Q1 2021 May 17, 2021	SELL	$27.62 - $38.41 $5.94 Million - $8.27 Million	-215,210 Reduced 92.65%	17,085 $3.15 Million
Q4 2020 Feb 16, 2021	BUY	$22.07 - $30.43 $4.14 Million - $5.7 Million	187,391 Added 417.31%	232,295 $34.5 Million
Q3 2020 Nov 16, 2020	BUY	$23.03 - $29.92 $609,742 - $792,161	26,476 Added 143.67%	44,904 $5.29 Million
Q2 2020 Aug 14, 2020	SELL	$20.09 - $29.12 $6.79 Million - $9.84 Million	-337,988 Reduced 94.83%	18,428 $2.53 Million
Q4 2019 Feb 14, 2020	SELL	$15.13 - $21.91 $377,024 - $545,975	-24,919 Reduced 6.53%	356,416 $38.1 Million
Q3 2019 Nov 14, 2019	BUY	$15.24 - $17.52 $5.76 Million - $6.62 Million	378,009 Added 11365.27%	381,335 $5.85 Million
Q2 2019 Aug 14, 2019	SELL	$13.93 - $19.04 $535,538 - $731,992	-38,445 Reduced 92.04%	3,326 $256,000
Q1 2019 May 15, 2019	SELL	$13.38 - $17.66 $278,812 - $367,999	-20,838 Reduced 33.28%	41,771 $0
Q4 2018 Feb 14, 2019	BUY	$13.1 - $18.46 $540,270 - $761,327	41,242 Added 193.02%	62,609 $882,000
Q3 2018 Nov 13, 2018	SELL	$12.56 - $18.45 $175,814 - $258,263	-13,998 Reduced 39.58%	21,367 $0
Q2 2018 Aug 10, 2018	SELL	$10.49 - $13.23 $1.01 Million - $1.27 Million	-96,269 Reduced 73.13%	35,365 $0
Q1 2018 May 11, 2018	SELL	$8.77 - $10.94 $4.61 Million - $5.76 Million	-526,143 Reduced 79.99%	131,634 $7.05 Million
Q4 2017 Feb 09, 2018	SELL	$7.27 - $9.02 $12.4 Million - $15.4 Million	-1,706,776 Reduced 72.18%	657,777 $28.7 Million
Q3 2017 Nov 09, 2017	BUY	$7.17 - $7.73 $17 Million - $18.3 Million	2,364,553	2,364,553 $84.7 Million

Others Institutions Holding FTNT

# of Institutions

1,480

Shares Held

467M

Call Options Held

8.09M

Put Options Held

9.87M

View Full List

About Fortinet, Inc.

Ticker FTNT
Exchange NASDAQ
Sector Technology
Industry Software—Infrastructure
Shares Outstandng 788,521,024
Market Cap $64.9B
Description
Fortinet, Inc. provides broad, integrated, and automated cybersecurity solutions in the Americas, Europe, the Middle East, Africa, and the Asia Pacific. It offers FortiGate hardware and software licenses that provide various security and networking functions, including firewall, intrusion prevention, anti-malware, virtual private network, applic...

More about FTNT

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