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Fortinet

1,248 hedge funds and large institutions have $40.1B invested in Fortinet in 2025 Q3 according to their latest regulatory filings, with 134 funds opening new positions, 436 increasing their positions, 515 reducing their positions, and 223 closing their positions.

New
Increased
Maintained
Reduced
Closed

less ownership

Funds ownership:

less funds holding

Funds holding:

less repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

less call options, than puts

Call options by funds: $ | Put options by funds: $

26% less capital invested

Capital invested by funds: $54.3B → $40.1B (-$14.2B)

40% less first-time investments, than exits

New positions opened: 134 | Existing positions closed: 223

45% less funds holding in top 10

Funds holding in top 10: 2212 (-10)

Holders
1,248
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
12
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$719M
Puts
$893M
Net Calls
Net Calls Change

Top Buyers

1 +$243M
2 +$179M
3 +$151M
4
Invesco
Invesco
Georgia
+$132M
5
Deutsche Bank
Deutsche Bank
Germany
+$127M
Name Holding Trade Value Shares
Change
Change in
Stake
EF
476
Empirical Finance
Pennsylvania
$1.86M
GIA
477
Gateway Investment Advisers
Ohio
$1.85M
STA
478
Summit Trail Advisors
New York
$1.85M
SLI
479
Sumitomo Life Insurance
Japan
$1.85M
EGM
480
Engineers Gate Manager
New York
$1.83M
UBP
481
Union Bancaire Privee
Switzerland
$1.83M
HT
482
Headlands Technologies
Illinois
$1.83M
CPC
483
Congress Park Capital
New York
$1.82M
SWM
484
Steinberganna Wealth Management
New York
$1.8M
BSB
485
Bangor Savings Bank
Maine
$1.79M
SS
486
Sunbelt Securities
Texas
$1.78M
HIIFS
487
Harel Insurance Investments & Financial Services
Israel
$1.78M
SWA
488
Stratos Wealth Advisors
Ohio
$1.77M
GI
489
Gradient Investments
Minnesota
$1.77M
VIM
490
Vinva Investment Management
Australia
$1.77M
Kovitz Investment Group Partners
491
Kovitz Investment Group Partners
Illinois
$1.76M
LAM
492
Lifestyle Asset Management
Texas
$1.75M
NMIMC
493
Northwestern Mutual Investment Management Company
Wisconsin
$1.75M
AAMU
494
APG Asset Management US
New York
$1.74M
Capstone Investment Advisors
495
Capstone Investment Advisors
New York
$1.73M
Fifth Third Bancorp
496
Fifth Third Bancorp
Ohio
$1.73M
PFGIA
497
Patriot Financial Group Insurance Agency
Massachusetts
$1.71M
SC
498
Saturna Capital
Washington
$1.71M
FFA
499
Farther Finance Advisors
California
$1.71M
OWA
500
ORBA Wealth Advisors
Illinois
$1.7M