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Fortinet

1,287 hedge funds and large institutions have $38.9B invested in Fortinet in 2025 Q4 according to their latest regulatory filings, with 192 funds opening new positions, 473 increasing their positions, 475 reducing their positions, and 122 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more ownership

Funds ownership:

more funds holding

Funds holding:

less repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

3% less capital invested

Capital invested by funds: $40.2B → $38.9B (-$1.28B)

11% less call options, than puts

Call options by funds: $640M | Put options by funds: $718M

17% less funds holding in top 10

Funds holding in top 10: 1210 (-2)

Holders
1,287
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
$640M
Puts
$718M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
VA
51
Vident Advisory
Georgia
$112M
Mitsubishi UFJ Asset Management
52
Mitsubishi UFJ Asset Management
Japan
$110M
Canada Pension Plan Investment Board
53
Canada Pension Plan Investment Board
Ontario, Canada
$105M
ProShare Advisors
54
ProShare Advisors
Maryland
$104M
PCM
55
Penserra Capital Management
California
$102M
Capital World Investors
56
Capital World Investors
California
$100M
CIM
57
CCLA Investment Management
United Kingdom
$99.6M
MBI
58
Montrusco Bolton Investments
Quebec, Canada
$97.6M
National Pension Service
59
National Pension Service
South Korea
$96.9M
Millennium Management
60
Millennium Management
New York
$95.3M
RhumbLine Advisers
61
RhumbLine Advisers
Massachusetts
$94.5M
California Public Employees Retirement System
62
California Public Employees Retirement System
California
$91.2M
Two Sigma Investments
63
Two Sigma Investments
New York
$90.7M
Citadel Advisors
64
Citadel Advisors
Florida
$87.5M
Royal London Asset Management
65
Royal London Asset Management
United Kingdom
$83.2M
Marshall Wace
66
Marshall Wace
United Kingdom
$79.9M
Russell Investments Group
67
Russell Investments Group
United Kingdom
$79.9M
California State Teachers Retirement System (CalSTRS)
68
California State Teachers Retirement System (CalSTRS)
California
$77.1M
Empower Advisory Group
69
Empower Advisory Group
Colorado
$76.8M
TD Asset Management
70
TD Asset Management
Ontario, Canada
$75.6M
ACM
71
American Capital Management
New York
$73.5M
Voloridge Investment Management
72
Voloridge Investment Management
Florida
$72.4M
SG Americas Securities
73
SG Americas Securities
New York
$68.9M
Stifel Financial
74
Stifel Financial
Missouri
$64.7M
National Bank of Canada
75
National Bank of Canada
Quebec, Canada
$63.6M