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Perimeter Solutions, Inc.

PRM Net selling
CIK 0001880319 #1347 in the set updated 17 Sep 2026
Bought (12 mo)
$0.00
out of their own pocket, the only kind of buying there is
Sold (12 mo)
$239.62M
$0.00 on a plan · $21.32M straight out of an exercise
Sold at will
$218.30M
17 of 28 sales
Net
−$239.62M
−$218.30M against sales at will

By person

12 insiders · 28 transactions
94.1×

Haitham Khouri holds 94.1 times base salary in stock. $63.55M of shares against $675.00K in salary for 2025.

Salary from the company's own proxy. The shares are what Haitham Khouri last reported holding, valued at $33.90, the price Ordinary shares was last bought or sold at on the open market here, on 30 Jun 2026.

Insider
Role
Bought
Sold
Net
Holding
Of company
Worth
Change
WINDACRE PARTNERSHIP LLC entity
10% owner
—
$195.61M (7)
−$195.61M
16,148,621
9.87%
$547.44M
−26.1%
Thorndike William N Jr
Director
—
$15.40M (7)
−$15.40M
8,535,656
5.21%
$289.36M
+150.7%
Sable Kyle
Chief Financial Officer
—
$10.84M (6) scheduled
−$10.84M
0
0.0000%
$0.00
—
Khouri Haitham
Chief Executive Officer
—
$7.28M (3)
−$7.28M
1,874,615
1.15%
$63.55M
+275.0%
Emery Jeffrey
President - Global Fire Safety
—
$6.57M (4) scheduled
−$6.57M
0
0.0000%
$0.00
—
Yokozuka Noriko
General Counsel
—
$3.91M (1) scheduled
−$3.91M
47,157
0.0288%
$1.60M
0.0%
WindAcre Partnership Master Fund, LP entity
10% owner
—
—
—
21,854,600
13.35%
$740.87M
+1.2%
Raj Vivek
Director
—
—
—
677,560
0.4139%
$22.97M
−5.6%
Howley W Nicholas
Director
—
—
—
606,200
0.3703%
$20.55M
+1.8%
Henderson Robert S
Director
—
—
—
328,416
0.2006%
$11.13M
+1.1%
Cool Tracy Britt
Director
—
—
—
250,493
0.1530%
$8.49M
+12.3%
Iversen Bernt G II
Director
—
—
—
126,861
0.0775%
$4.30M
+1.5%

Individual transactions

11
Insider
Date
Role
Action
Shares
Price
Amount
Emery Jeffrey
13 May 2026
President - Global Fire Safety
Sold after exercise
53,537
$33.45
$1.79M
Sable Kyle
13 May 2026
Chief Financial Officer
Sold after exercise
3,277
$33.59
$110.07K
Sable Kyle
13 May 2026
Chief Financial Officer
Sold after exercise
46,263
$33.05
$1.53M
Sable Kyle
12 May 2026
Chief Financial Officer
Sold after exercise
30,000
$31.75
$952.50K
Sable Kyle
11 May 2026
Chief Financial Officer
Sold after exercise
20,460
$32.89
$672.93K
Emery Jeffrey
11 May 2026
President - Global Fire Safety
Sold after exercise
2,108
$34.05
$71.78K
Emery Jeffrey
11 May 2026
President - Global Fire Safety
Sold after exercise
97,855
$32.90
$3.22M
Sable Kyle
8 May 2026
Chief Financial Officer
Sold after exercise
150,000
$31.52
$4.73M
Emery Jeffrey
8 May 2026
President - Global Fire Safety
Sold after exercise
46,500
$32.00
$1.49M
Sable Kyle
12 Dec 2025
Chief Financial Officer
Sold after exercise
100,000
$28.47
$2.85M
Yokozuka Noriko
12 Dec 2025
General Counsel
Sold after exercise
137,500
$28.44
$3.91M
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