Haitham Khouri

CIK: 0001892618

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)6 (33.3%)

Position reduction

Option Exercises (M)2 (11.1%)

Derivative conversions

Awards (A)6 (33.3%)

Compensation grants

Other (G, F, J, C, D, …)4 (22.2%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

PRM

Perimeter Solutions, Inc.

DirectorOfficer

Discretionary Trading P&L

Holdings

Transaction History (18 total)

PRM
Perimeter Solutions, Inc.
May 22, 2026
Sale(S)
Direct
117.5K shares at avg. $31.19$3.7M
PRM
Perimeter Solutions, Inc.
May 21, 2026
Sale(S)
Direct
91.7K shares at avg. $31.91$2.9M
PRM
Perimeter Solutions, Inc.
May 20, 2026
Sale(S)
Direct
20.3K shares at avg. $34.09$692K
PRM
Perimeter Solutions, Inc.
Mar 3, 2026
Award(A)
Direct
1.6M shares-
PRM
Perimeter Solutions, Inc.
Feb 26, 2026
Award(A)
Stock Option (right to buy)
Direct
88.5K shares-
PRM
Perimeter Solutions, Inc.
Feb 26, 2026
Award(A)
Stock Option (right to buy)
Direct
400K shares-
PRM
Perimeter Solutions, Inc.
Feb 26, 2026
Award(A)
Stock Option (right to buy)
Direct
100K shares-
PRM
Perimeter Solutions, Inc.
Jun 20, 2025
Other(J)
Direct
254K shares-
PRM
Perimeter Solutions, Inc.
Feb 20, 2025
Award(A)
Stock Option (right to buy)
Direct
800K shares-
PRM
Perimeter Solutions, Inc.
Feb 20, 2025
Award(A)
Stock Option (right to buy)
Direct
100K shares-
PRM
Perimeter Solutions, SA
Nov 15, 2024
Sale(S)
Direct
80.2K shares at avg. $12.16$975K
PRM
Perimeter Solutions, SA
Nov 14, 2024
Sale(S)
Direct
100K shares at avg. $12.17$1.2M
PRM
Perimeter Solutions, SA
Nov 13, 2024
Sale(S)
Direct
80K shares at avg. $12.05$964K
PRM
Perimeter Solutions, SA
Nov 6, 2024
Exercise(M)
Direct
92.5K shares at avg. $12.00$1.1M
PRM
Perimeter Solutions, SA
Nov 6, 2024
Disposition(D)
Direct
82.3K shares at avg. $13.48$1.1M
PRM
Perimeter Solutions, SA
Nov 4, 2024
Exercise(M)
Warrants (right to buy)
Direct
370K shares-
PRM
Perimeter Solutions, SA
May 14, 2024
Gift(G)
Direct
250K shares-
PRM
Perimeter Solutions, SA
May 14, 2024
Gift(G)
Indirect
250K shares-

		Type	Shares	Price		Ownership
May 22, 2026	PRM Perimeter Solutions, Inc.	Sale(S)	117,511	$31.19	$3,665,168	Direct
May 21, 2026	PRM Perimeter Solutions, Inc.	Sale(S)	91,724	$31.91	$2,926,913	Direct
May 20, 2026	PRM Perimeter Solutions, Inc.	Sale(S)	20,300	$34.09	$692,027	Direct
Mar 3, 2026	PRM Perimeter Solutions, Inc.	Award(A)	1,600,317	-	$0	Direct
Feb 26, 2026	PRM Perimeter Solutions, Inc.	Award(A) Stock Option (right to buy)	88,489	-	-	Direct
Feb 26, 2026	PRM Perimeter Solutions, Inc.	Award(A) Stock Option (right to buy)	400,000	-	-	Direct
Feb 26, 2026	PRM Perimeter Solutions, Inc.	Award(A) Stock Option (right to buy)	100,000	-	-	Direct
Jun 20, 2025	PRM Perimeter Solutions, Inc.	Other(J)	254,000	-	-	Direct
Feb 20, 2025	PRM Perimeter Solutions, Inc.	Award(A) Stock Option (right to buy)	800,000	-	-	Direct
Feb 20, 2025	PRM Perimeter Solutions, Inc.	Award(A) Stock Option (right to buy)	100,000	-	-	Direct
Nov 15, 2024	PRM Perimeter Solutions, SA	Sale(S)	80,156	$12.16	$974,697	Direct
Nov 14, 2024	PRM Perimeter Solutions, SA	Sale(S)	100,000	$12.17	$1,217,000	Direct
Nov 13, 2024	PRM Perimeter Solutions, SA	Sale(S)	80,000	$12.05	$964,000	Direct
Nov 6, 2024	PRM Perimeter Solutions, SA	Exercise(M)	92,500	$12.00	$1,110,000	Direct
Nov 6, 2024	PRM Perimeter Solutions, SA	Disposition(D)	82,344	$13.48	$1,109,997	Direct
Nov 4, 2024	PRM Perimeter Solutions, SA	Exercise(M) Warrants (right to buy)	370,000	-	-	Direct
May 14, 2024	PRM Perimeter Solutions, SA	Gift(G)	250,000	-	$0	Direct
May 14, 2024	PRM Perimeter Solutions, SA	Gift(G)	250,000	-	$0	Indirect

1-18 of 18 transactions

About Khouri Haitham

Khouri Haitham (SEC CIK 0001892618) files insider reports with the SEC as Chief Executive Officer of Perimeter Solutions, Inc. (PRM).

Signal8 holds 7 ownership filings by Khouri Haitham, all Form 4s, filed between Nov 6, 2024 and May 22, 2026. Those filings report 18 transactions, from May 14, 2024 to May 22, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Khouri Haitham's filings is in CLAYTON, MO.

Recent filings by Khouri Haitham

May 22, 2026: Open-market sale of PRM shares (Form 4, code S).
May 21, 2026: Open-market sale of PRM shares (Form 4, code S).
May 20, 2026: Open-market sale of PRM shares (Form 4, code S).
Mar 3, 2026: Grant or award of PRM shares (Form 4, code A).
Feb 26, 2026: Grants or awards of PRM derivative securities (3 lines, Form 4, code A).