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Perimeter Solutions
PRM

285 hedge funds and large institutions have $3.64B invested in Perimeter Solutions in 2025 Q4 according to their latest regulatory filings, with 77 funds opening new positions, 90 increasing their positions, 84 reducing their positions, and 21 closing their positions.

New
Increased
Maintained
Reduced
Closed

1,328% more call options, than puts

Call options by funds: $12.3M | Put options by funds: $864K

267% more first-time investments, than exits

New positions opened: 77 | Existing positions closed: 21

28% more capital invested

Capital invested by funds: $2.84B → $3.64B (+$794M)

20% more funds holding

Funds holding: 237 → 285 (+48)

2.59% more ownership

Funds ownership: 86.75% → 89.34% (+2.6%)

7% more repeat investments, than reductions

Existing positions increased: 90 | Existing positions reduced: 84

0% more funds holding in top 10

Funds holding in top 10: 9 → 9 (0)

Holders
285
Holders Change
+48
Holders Change %
+20.25%
% of All Funds
3.47%
Holding in Top 10
9
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.11%
New
77
Increased
90
Reduced
84
Closed
21
Calls
$12.3M
Puts
$864K
Net Calls
+$11.5M
Net Calls Change
-$318K

Top Buyers

1
Corient Private Wealth
Corient Private Wealth
Florida
+$41M
2
Janus Henderson Group
Janus Henderson Group
United Kingdom
+$33.1M
3
DCM
Driehaus Capital Management
Illinois
+$22M
4
Invesco
Invesco
Georgia
+$20M
5
Morgan Stanley
Morgan Stanley
New York
+$13.9M

Top Sellers

1
Fidelity Investments
Fidelity Investments
Massachusetts
-$24.9M
2
Millennium Management
Millennium Management
New York
-$15.4M
3
JP Morgan Chase
JP Morgan Chase
New York
-$15.1M
4
BBHC
Brown Brothers Harriman & Co
New York
-$12.8M
5
Dimensional Fund Advisors
Dimensional Fund Advisors
Texas
-$10.3M
Name Holding Trade Value Shares
Change 		Change in
Stake
TI
176
Trexquant Investment
Connecticut
$321K -$2.31M -91,498 -89%
PWM
177
Perigon Wealth Management
California
$316K +$290K +11,480 New
Citigroup
178
Citigroup
New York
$313K +$16.6K +658 +6%
AIP
179
Ameritas Investment Partners
Nebraska
$311K -$8.36K -331 -3%
A
180
AlphaQuest
New York
$307K -$449K -17,782 -61%
X
181
Xponance
Pennsylvania
$301K +$2.25K +89 +0.8%
CAU
182
Caxton Associates (UK)
$296K +$272K +10,761 New
SPIA
183
Steward Partners Investment Advisory
New York
$283K +$8.99K +356 +4%
CL
184
Choreo LLC
Illinois
$281K +$8.41K +333 +3%
Comerica Bank
185
Comerica Bank
Texas
$279K +$129K +5,124 +102%
CCP
186
Carmel Capital Partners
California
$278K +$255K +10,090 New
NCM
187
Narwhal Capital Management
Georgia
$276K +$253K +10,014 New
GC
188
Gilbert & Cook
Iowa
$259K +$227 +9 +0.1%
CIA
189
Concurrent Investment Advisors
Florida
$257K +$236K +9,333 New
Group One Trading
190
Group One Trading
Illinois
$256K +$17.9K +707 +8%
CWM
191
CIBC World Markets
New York
$254K +$233K +9,212 New
Brown Advisory
192
Brown Advisory
Maryland
$246K -$54.8K -2,169 -20%
Mackenzie Financial
193
Mackenzie Financial
Ontario, Canada
$242K +$220K +8,715 New
HIA
194
Harbor Investment Advisory
Maryland
$239K -$16.4K -649 -7%
SFA
195
Sequoia Financial Advisors
Ohio
$235K +$215K +8,524 New
HSBC Holdings
196
HSBC Holdings
United Kingdom
$229K -$71.4K -2,827 -26%
HWM
197
HB Wealth Management
Georgia
$225K +$206K +8,162 New
SCM
198
Sterling Capital Management
North Carolina
$223K -$39.2K -1,551 -16%
ZIM
199
Zacks Investment Management
Illinois
$222K -$331K -13,104 -62%
CIBC Private Wealth Group
200
CIBC Private Wealth Group
Georgia
$213K – – –
6 7
8
9 10

PRM Hedge Fund Activity: Q4 2025 in Review

285 of the 8,223 institutional investors tracked by Wall St. Rank reported a position in Perimeter Solutions (PRM) for Q4 2025, worth a combined $3.64B — up 28% from $2.84B a quarter earlier.

Buyers outnumbered sellers: 77 funds opened new PRM positions and 21 closed out — a net gain of 56 holders — while 90 added to existing stakes and 84 trimmed.

The largest buyer was Corient Private Wealth, adding an estimated $41M. The largest seller was Fidelity Investments, cutting an estimated $24.9M.

  • 285 institutional investors held Perimeter Solutions (PRM) as of Q4 2025, up from 237 in Q3 2025.
  • Funds reported $3.64B of Perimeter Solutions stock for Q4 2025, up 28% quarter-over-quarter.
  • 77 funds opened new Perimeter Solutions positions in Q4 2025 and 21 closed out, a net change of +56 holders.
  • The largest Perimeter Solutions buyer in Q4 2025 was Corient Private Wealth, an estimated $41M added.
  • The largest Perimeter Solutions seller in Q4 2025 was Fidelity Investments, an estimated $24.9M sold.

Based on aggregated 13F filings for Q4 2025.