Fortinet
FTNT
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.
4.96% less ownership
Funds ownership: 67.48% → 62.52% (-5%)
8% less funds holding
Funds holding: 1,378 → 1,267 (-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: 23 → 12 (-11)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Vanguard Group
Malvern,
Pennsylvania
|
+$258M |
| 2 |
VanEck Associates
New York
|
+$190M |
| 3 |
First Trust Advisors
Wheaton,
Illinois
|
+$160M |
| 4 |
Invesco
Atlanta,
Georgia
|
+$140M |
| 5 |
Deutsche Bank
Frankfurt Am Main Ge,
Germany
|
+$135M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Fidelity Investments
Boston,
Massachusetts
|
-$374M |
| 2 |
AQR Capital Management
Greenwich,
Connecticut
|
-$332M |
| 3 |
DCP
DSM Capital Partners
Palm Beach Gardens,
Florida
|
-$267M |
| 4 |
Arrowstreet Capital
Boston,
Massachusetts
|
-$228M |
| 5 |
DZ Bank
Frankfurt Am Main,
Germany
|
-$217M |
FTNT Hedge Fund Activity: Q3 2025 in Review
1,267 of the 7,619 institutional investors tracked by Wall St. Rank reported a position in Fortinet (FTNT) for Q3 2025, worth a combined $40.3B — down 26% from $54.4B a quarter earlier.
Sellers outnumbered buyers: 224 funds closed out of FTNT and 136 opened new positions — a net loss of 88 holders — while 525 trimmed existing stakes and 442 added.
The largest buyer was Vanguard Group, adding an estimated $258M. The largest seller was Fidelity Investments, cutting an estimated $374M.
- 1,267 institutional investors held Fortinet (FTNT) as of Q3 2025, down from 1,378 in Q2 2025.
- Funds reported $40.3B of Fortinet stock for Q3 2025, down 26% quarter-over-quarter.
- 136 funds opened new Fortinet positions in Q3 2025 and 224 closed out, a net change of -88 holders.
- The largest Fortinet buyer in Q3 2025 was Vanguard Group, an estimated $258M added.
- The largest Fortinet seller in Q3 2025 was Fidelity Investments, an estimated $374M sold.
Based on aggregated 13F filings for Q3 2025.