InsiderClue
Stocks · Materials · Chemicals & Allied Products

Perimeter Solutions, Inc.

PRM Clue Score47
United States Fiscal year ends December CIK 0001880319 Results filed 5 Nov 2026
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What the insiders did Net selling

Individual transactions

17
Insider
Date
Role
Action
Shares
Price
Amount
Windacre Partnership LLC
30 Jun 2026
10% owner
Sell
1,875,000
$33.90
$63.56M
Windacre Partnership LLC
29 Jun 2026
10% owner
Sell
437,500
$33.00
$14.44M
Windacre Partnership LLC
26 Jun 2026
10% owner
Sell
548,479
$34.51
$18.93M
Windacre Partnership LLC
26 Jun 2026
10% owner
Sell
20,000
$36.25
$725.00K
Windacre Partnership LLC
26 Jun 2026
10% owner
Sell
2,296,400
$34.40
$79.00M
Windacre Partnership LLC
26 Jun 2026
10% owner
Sell
150,000
$34.98
$5.25M
Windacre Partnership LLC
26 Jun 2026
10% owner
Sell
378,600
$36.22
$13.71M
Haitham Khouri
22 May 2026
Chief Executive Officer
Sell
117,511
$31.19
$3.67M
Haitham Khouri
21 May 2026
Chief Executive Officer
Sell
91,724
$31.91
$2.93M
Haitham Khouri
20 May 2026
Chief Executive Officer
Sell
20,300
$34.09
$692.03K
William N Thorndike Jr
11 Mar 2026
Director
Sell
100,000
$23.18
$2.32M
William N Thorndike Jr
10 Mar 2026
Director
Sell
100,000
$23.63
$2.36M
William N Thorndike Jr
9 Mar 2026
Director
Sell
34,957
$23.85
$833.72K
William N Thorndike Jr
9 Mar 2026
Director
Sell
90,043
$23.18
$2.09M
William N Thorndike Jr
6 Mar 2026
Director
Sell
100,000
$23.63
$2.36M
William N Thorndike Jr
5 Mar 2026
Director
Sell
100,000
$24.06
$2.41M
William N Thorndike Jr
4 Mar 2026
Director
Sell
125,000
$24.26
$3.03M
Show all 28 transactions →

What was left out

Form 4 filings counted 30
Amendments (4/A) skipped 1
Filings about a different issuer 0
Unreadable filings 0
Joint filings 0
Sales on a Rule 10b5-1 plan 0
Sales straight out of an exercise 11
Sales at will 17
Transactions with no price 0
Shares from compensation/vesting 21,077,447
History held since 10 Nov 2021