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Fortinet

1,319 hedge funds and large institutions have $39.2B invested in Fortinet in 2025 Q4 according to their latest regulatory filings, with 207 funds opening new positions, 484 increasing their positions, 480 reducing their positions, and 124 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding

Funds holding:

more ownership

Funds ownership:

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

3% less capital invested

Capital invested by funds: $40.2B → $39.2B (-$1.07B)

11% less call options, than puts

Call options by funds: $643M | Put options by funds: $719M

17% less funds holding in top 10

Funds holding in top 10: 1210 (-2)

Holders
1,319
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$643M
Puts
$719M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
CIS
1351
Custom Index Systems
New York
SW
1352
SVB Wealth
Massachusetts
SC
1353
SummitTX Capital
Texas
REMPR
1354
Roof Eidam Maycock Peralta (REMP)
California
CF
1355
Cantor Fitzgerald
New York
IQI
1356
Integrated Quantitative Investments
Washington
P
1357
Pitcairn
Pennsylvania
OAM
1358
Occidental Asset Management
California
CC
1359
Chicago Capital
Illinois
PCP
1360
Perbak Capital Partners
United Kingdom
Loomis, Sayles & Company
1361
Loomis, Sayles & Company
Massachusetts
LAM
1362
LECAP Asset Management
United Kingdom
CE
1363
Cornerstone Enterprises
Wisconsin
HIM
1364
Hillsdale Investment Management
Ontario, Canada
DIM
1365
DC Investments Management
Virginia
MSFS
1366
Main Street Financial Solutions
Pennsylvania
AIA
1367
AssuredPartners Investment Advisors
Florida
BBP
1368
Banco BTG Pactual
Brazil
CWM
1369
Connecticut Wealth Management
Connecticut
CCIA
1370
Campbell & Co Investment Adviser
Maryland
CIM
1371
Contravisory Investment Management
Massachusetts
CGL
1372
Clarius Group LLC
Washington
BBA
1373
Baader Bank Aktiengesellschaft
Germany
CG
1374
Cynosure Group
Utah
AG
1375
AlTi Global
New York