Perimeter Solutions
237 hedge funds and large institutions have $2.84B invested in Perimeter Solutions in 2025 Q3 according to their latest regulatory filings, with 54 funds opening new positions, 71 increasing their positions, 80 reducing their positions, and 25 closing their positions.
2,058% more call options, than puts
Call options by funds: $12.4M | Put options by funds: $573K
116% more first-time investments, than exits
New positions opened: 54 | Existing positions closed: 25
59% more capital invested
Capital invested by funds: $1.79B → $2.84B (+$1.06B)
13% more funds holding
Funds holding: 210 → 237 (+27)
0% more funds holding in top 10
Funds holding in top 10: 9 → 9 (0)
0.2% less ownership
Funds ownership: 86.94% → 86.75% (-0.2%)
11% less repeat investments, than reductions
Existing positions increased: 71 | Existing positions reduced: 80
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Fidelity Investments
Boston,
Massachusetts
|
+$127M |
| 2 |
T. Rowe Price Investment Management
Baltimore,
Maryland
|
+$34M |
| 3 |
Arrowstreet Capital
Boston,
Massachusetts
|
+$13.5M |
| 4 |
Millennium Management
New York
|
+$12.4M |
| 5 |
Jane Street
New York
|
+$11.4M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
JP Morgan Chase
New York
|
-$38.9M |
| 2 |
WIM
Weitz Investment Management
Omaha,
Nebraska
|
-$23M |
| 3 |
Alyeska Investment Group
Chicago,
Illinois
|
-$16M |
| 4 |
Corient Private Wealth
Miami,
Florida
|
-$15.9M |
| 5 |
PI
Pennant Investors
Summit,
New Jersey
|
-$13.6M |
PRM Hedge Fund Activity: Q3 2025 in Review
237 of the 7,621 institutional investors tracked by Wall St. Rank reported a position in Perimeter Solutions (PRM) for Q3 2025, worth a combined $2.84B — up 59% from $1.79B a quarter earlier.
Buyers outnumbered sellers: 54 funds opened new PRM positions and 25 closed out — a net gain of 29 holders — while 71 added to existing stakes and 80 trimmed.
The largest buyer was Fidelity Investments, adding an estimated $127M. The largest seller was JP Morgan Chase, cutting an estimated $38.9M.
- 237 institutional investors held Perimeter Solutions (PRM) as of Q3 2025, up from 210 in Q2 2025.
- Funds reported $2.84B of Perimeter Solutions stock for Q3 2025, up 59% quarter-over-quarter.
- 54 funds opened new Perimeter Solutions positions in Q3 2025 and 25 closed out, a net change of +29 holders.
- The largest Perimeter Solutions buyer in Q3 2025 was Fidelity Investments, an estimated $127M added.
- The largest Perimeter Solutions seller in Q3 2025 was JP Morgan Chase, an estimated $38.9M sold.
Based on aggregated 13F filings for Q3 2025.