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Fortinet

1,237 hedge funds and large institutions have $40.1B invested in Fortinet in 2025 Q3 according to their latest regulatory filings, with 135 funds opening new positions, 433 increasing their positions, 509 reducing their positions, and 222 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: $54.2B → $40.1B (-$14.1B)

39% less first-time investments, than exits

New positions opened: 135 | Existing positions closed: 222

45% less funds holding in top 10

Funds holding in top 10: 2212 (-10)

Holders
1,237
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
BCI
401
Brinker Capital Investments
Pennsylvania
$3.14M
WC
402
Westerkirk Capital
$3.11M
FHA
403
Flagship Harbor Advisors
Massachusetts
$3.08M
Capital Fund Management (CFM)
404
Capital Fund Management (CFM)
France
$3.06M
QIM
405
Quantitative Investment Management
Virginia
$2.98M
UCMOK
406
United Capital Management of KS
Kansas
$2.97M
PCIA
407
Prime Capital Investment Advisors
Kansas
$2.94M
AM
408
Account Management
Massachusetts
$2.91M
AI
409
Axecap Investments
Ohio
$2.84M
TIA
410
Tandem Investment Advisors
South Carolina
$2.8M
RIM
411
Rakuten Investment Management
Japan
$2.78M
BWG
412
Boomfish Wealth Group
Georgia
$2.78M
Verition Fund Management
413
Verition Fund Management
Connecticut
$2.76M
GIBU
414
Gulf International Bank (UK)
United Kingdom
$2.75M
CP
415
Cumberland Partners
Ontario, Canada
$2.73M
SF
416
Synovus Financial
Georgia
$2.68M
LCM
417
Landscape Capital Management
New Jersey
$2.65M
SAM
418
Securian Asset Management
Minnesota
$2.64M
MSRPS
419
Maryland State Retirement & Pension System
Maryland
$2.63M
CUAMC
420
China Universal Asset Management Company
China
$2.63M
ALMGDA
421
AG2R La Mondiale Gestion d'Actifs
France
$2.61M
IMCOOI
422
Investment Management Corp of Ontario (IMCO)
Canada
$2.57M
Truist Financial
423
Truist Financial
North Carolina
$2.54M
HCM
424
HMS Capital Management
Tennessee
$2.53M
CG
425
Caprock Group
Idaho
$2.53M