Fortinet
FTNT
1,329 hedge funds and large institutions have $40.3B invested in Fortinet in 2026 Q1 according to their latest regulatory filings, with 158 funds opening new positions, 512 increasing their positions, 488 reducing their positions, and 139 closing their positions.
14% more first-time investments, than exits
New positions opened: 158 | Existing positions closed: 139
10% more funds holding in top 10
Funds holding in top 10: 10 → 11 (+1)
5% more repeat investments, than reductions
Existing positions increased: 512 | Existing positions reduced: 488
0% more funds holding
Funds holding: 1,328 → 1,329 (+1)
0% less capital invested
Capital invested by funds: $40.5B → $40.3B (-$180M)
1.81% less ownership
Funds ownership: 68.57% → 66.76% (-1.8%)
25% less call options, than puts
Call options by funds: $540M | Put options by funds: $723M
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Arrowstreet Capital
Boston,
Massachusetts
|
+$363M |
| 2 |
AQR Capital Management
Greenwich,
Connecticut
|
+$296M |
| 3 |
First Trust Advisors
Wheaton,
Illinois
|
+$291M |
| 4 |
JP Morgan Chase
New York
|
+$159M |
| 5 |
Alyeska Investment Group
Chicago,
Illinois
|
+$99M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
T. Rowe Price Associates
Baltimore,
Maryland
|
-$229M |
| 2 |
Ameriprise
Minneapolis,
Minnesota
|
-$213M |
| 3 |
Invesco
Atlanta,
Georgia
|
-$162M |
| 4 |
WorldQuant Millennium Advisors
New York
|
-$128M |
| 5 |
SP
Sarasin & Partners
London,
United Kingdom
|
-$102M |
FTNT Hedge Fund Activity: Q1 2026 in Review
1,329 of the 8,208 institutional investors tracked by Wall St. Rank reported a position in Fortinet (FTNT) for Q1 2026, worth a combined $40.3B — down 0.44% from $40.5B a quarter earlier.
Buyers outnumbered sellers: 158 funds opened new FTNT positions and 139 closed out — a net gain of 19 holders — while 512 added to existing stakes and 488 trimmed.
The largest buyer was Arrowstreet Capital, adding an estimated $363M. The largest seller was T. Rowe Price Associates, cutting an estimated $229M.
- 1,329 institutional investors held Fortinet (FTNT) as of Q1 2026, up from 1,328 in Q4 2025.
- Funds reported $40.3B of Fortinet stock for Q1 2026, down 0.44% quarter-over-quarter.
- 158 funds opened new Fortinet positions in Q1 2026 and 139 closed out, a net change of +19 holders.
- The largest Fortinet buyer in Q1 2026 was Arrowstreet Capital, an estimated $363M added.
- The largest Fortinet seller in Q1 2026 was T. Rowe Price Associates, an estimated $229M sold.
Based on aggregated 13F filings for Q1 2026.