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Fortinet

1,267 hedge funds and large institutions have $40.3B invested in Fortinet in 2025 Q3 according to their latest regulatory filings, with 136 funds opening new positions, 442 increasing their positions, 525 reducing their positions, and 224 closing their positions.

New
Increased
Maintained
Reduced
Closed

4.96% less ownership

Funds ownership: 67.48%62.52% (-5%)

8% less funds holding

Funds holding: 1,3781,267 (-111)

16% less repeat investments, than reductions

Existing positions increased: 442 | Existing positions reduced: 525

19% less call options, than puts

Call options by funds: $719M | Put options by funds: $893M

26% less capital invested

Capital invested by funds: $54.4B → $40.3B (-$14.1B)

39% less first-time investments, than exits

New positions opened: 136 | Existing positions closed: 224

48% less funds holding in top 10

Funds holding in top 10: 2312 (-11)

Holders
1,267
Holders Change
-111
Holders Change %
-8.06%
% of All Funds
16.63%
Holding in Top 10
12
Holding in Top 10 Change
-11
Holding in Top 10 Change %
-47.83%
% of All Funds
0.16%
New
136
Increased
442
Reduced
525
Closed
224
Calls
$719M
Puts
$893M
Net Calls
-$173M
Net Calls Change
-$166M
Name Holding Trade Value Shares
Change
Change in
Stake
N
51
Nuveen
North Carolina
$126M -$17.1M -191,735 -11%
CIM
52
CCLA Investment Management
United Kingdom
$125M +$2.74M +30,723 +2%
VA
53
Vident Advisory
Georgia
$116M +$24.6M +276,231 +25%
BNP Paribas Asset Management
54
BNP Paribas Asset Management
France
$115M +$5.83M +65,281 +5%
Mitsubishi UFJ Asset Management
55
Mitsubishi UFJ Asset Management
Japan
$115M +$5.93M +66,415 +5%
BNP Paribas Financial Markets
56
BNP Paribas Financial Markets
France
$115M +$11.2M +125,366 +10%
PCM
57
Penserra Capital Management
California
$114M +$22M +246,844 +22%
Two Sigma Investments
58
Two Sigma Investments
New York
$111M +$82.2M +921,480 +229%
Mitsubishi UFJ Trust & Banking
59
Mitsubishi UFJ Trust & Banking
Japan
$105M +$8.33M +93,316 +8%
MBI
60
Montrusco Bolton Investments
Quebec, Canada
$104M +$19.2M +214,796 +21%
RhumbLine Advisers
61
RhumbLine Advisers
Massachusetts
$103M +$2.51M +28,165 +2%
Zurich Cantonal Bank
62
Zurich Cantonal Bank
Switzerland
$101M +$39.8M +446,536 +59%
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
63
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$93.6M +$53.6M +600,354 +117%
Royal London Asset Management
64
Royal London Asset Management
United Kingdom
$90.1M +$8.03M +89,988 +9%
Renaissance Technologies
65
Renaissance Technologies
New York
$89.2M -$89.2M -999,899 -49%
Citadel Advisors
66
Citadel Advisors
Florida
$85.7M +$90.9M +1,018,770 New
D.E. Shaw & Co
67
D.E. Shaw & Co
New York
$84.2M +$2.94M +32,954 +3%
Empower Advisory Group
68
Empower Advisory Group
Colorado
$84.2M -$2.28M -25,544 -2%
TD Asset Management
69
TD Asset Management
Ontario, Canada
$83.4M -$18.8M -210,256 -17%
California State Teachers Retirement System (CalSTRS)
70
California State Teachers Retirement System (CalSTRS)
California
$82.6M -$1.29M -14,411 -1%
Jane Street
71
Jane Street
New York
$82.5M +$87.6M +981,369 New
BA
72
Bridgewater Associates
Connecticut
$82.4M -$196M -2,193,817 -69%
ClearBridge Investments
73
ClearBridge Investments
New York
$81.9M +$639K +7,166 +0.7%
ACM
74
American Capital Management
New York
$81M -$4.29M -48,113 -5%
Canada Life
75
Canada Life
Manitoba, Canada
$74.2M +$5.42M +60,760 +7%