PERIMETER SOLUTIONS INC

$PRM
13F holders
285
Net 13F flow · Q
Insider buys · 90d
0
Insider net · 90d
Congress · 90d
0
Convergence

Institutional holders

Top 10 of 285 · Source: 13F-HR
01
Hall Capital Management Co. Inc.
02
Roberts Foundation
03
TB Capital Gestao de Recursos Ltda.
04
Thomas H Lee Partners LP
05
Ashford Capital Management Inc.
06
Atlantic Edge Private Wealth Management, LLC
07
Coastwise Capital Group, LLC
08
Axa S.a.
09
State Street
10
Ensign Peak Advisors, Inc

Each fund name links to that filer's expert page. Share counts and per-fund weights are pending the 13F ingest fix (portfolios_expertholding.units is currently mis-populated — see the same caveat on the fund detail page's holdings table). Quarter-over-quarter delta ships with the metrics pipeline.

See all 285 13F holders · Pro →

Smart Money · top-200 alpha cohort

7 holders · Q1 2026

$PRM is held by 7 managers from the Top-Performer cohort as of Q1 2026. Position weights range from 0.00% to 0.01%, with an average of 0.00% of portfolio. Largest holder: WINTON GROUP Ltd at 0.01%. A weekly Smart-Money commentary for this ticker has not been generated yet this batch — the table below shows the full cohort positioning.

Smart Money shows holdings from our Top-Performer cohort — the 200 highest-alpha manager_13f funds in our universe. Position weight (current quarter) and QoQ delta versus prior quarter. α is the manager's annual alpha vs benchmark.

Insider activity · last 90 days

12 transactions · 4 filers
12 Dec 2025
Sable Kyle
▼ SOLD
100,000
$28.47
S
12 Dec 2025
Yokozuka Noriko
▼ SOLD
137,500
$28.44
S
11 Sep 2025
Raj Vivek
▼ SOLD
25,000
$22.45
S
05 Sep 2025
Sable Kyle
▼ SOLD
40,000
$22.05
S
04 Sep 2025
Emery Jeffrey
▼ SOLD
300,000
$22.28
S
21 May 2025
Raj Vivek
▼ SOLD
32,000
$11.70
S
20 May 2025
Raj Vivek
▼ SOLD
68,810
$11.84
S
19 May 2025
Raj Vivek
▼ SOLD
100,000
$11.78
S
16 May 2025
Raj Vivek
▼ SOLD
100,000
$11.74
S
15 May 2025
Raj Vivek
▼ SOLD
100,000
$11.92
S
13 May 2025
Raj Vivek
▼ SOLD
2,284
$12.22
S
14 Mar 2025
Raj Vivek
▼ SOLD
250,000
$9.17
S

Transaction codes: P open-market purchase · S sale · M option exercise · A grant · F tax-withhold sale. Insider names link to each individual's expert page.

Congress trades · last 90 days

No Congress trades

No STOCK Act filings reference $PRM in the recent window.

Convergence · Pattern Engine ships in v1.1

30-day window
In development

Convergence detection for $PRM lands with the Pattern Engine.

Once the Pattern Engine ships, this section will surface every active convergence event involving $PRM — the institutional managers and Congress members on the same name, the 30-day window, and the combined position size.

Source data: SEC EDGAR · 13F-HR · Form 4 · CapitolTrades · Last refreshed 12:00 UTC.