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Fortinet

1,264 hedge funds and large institutions have $40.2B invested in Fortinet in 2025 Q3 according to their latest regulatory filings, with 135 funds opening new positions, 441 increasing their positions, 524 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: $54.3B → $40.2B (-$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
1,264
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 +$258M
2 +$190M
3 +$160M
4
Invesco
Invesco
Georgia
+$140M
5
Deutsche Bank
Deutsche Bank
Germany
+$135M
Name Holding Trade Value Shares
Change
Change in
Stake
26
$309M
27
$284M
28
$279M
29
$272M
30
$245M
31
$238M
32
$212M
33
$200M
34
$196M
35
$192M
36
$187M
37
$176M
38
$175M
39
$166M
40
$164M
41
$160M
42
$158M
43
$151M
44
$139M
45
$139M
46
$139M
47
$138M
48
$137M
49
$137M
50
$135M