PRM

Perimeter Solutions, Inc.

Company with tickers: PRM

CIK

1880319

CUSIP

71385M107

Shares Outstanding

163,127,063

13F Activity (30d)

178 filings 174 filers

Trades by corporate insiders — officers, directors and holders of more than 10% of the shares — disclosed to the SEC on Forms 3, 4 and 5. Form 4 must be filed within two business days of the trade.

Date	Insider	Role	Type	Shares	Price	Value	After
2026-05-22	Khouri Haitham	Director, Chief Executive Officer	Sell	117,511	$31.19	$3,665,168	1,874,615
2026-05-21	Khouri Haitham	Director, Chief Executive Officer	Sell	91,724	$31.91	$2,926,913	1,992,126
2026-05-20	Khouri Haitham	Director, Chief Executive Officer	Sell	20,300	$34.09	$692,027	2,083,850
2026-05-13	Emery Jeffrey	President - Global Fire Safety	Convert	53,537	$8.36	$447,569	53,537
2026-05-13	Emery Jeffrey	President - Global Fire Safety	Sell	53,537	$33.45	$1,790,813	0
2026-05-13	Sable Kyle	Chief Financial Officer	Convert	49,540	—	—	70,000
2026-05-13	Sable Kyle	Chief Financial Officer	Sell	46,263	$33.05	$1,528,992	3,277
2026-05-13	Sable Kyle	Chief Financial Officer	Convert	49,540	$8.36	$414,154	49,540
2026-05-13	Sable Kyle	Chief Financial Officer	Sell	3,277	$33.59	$110,074	0
2026-05-13	Emery Jeffrey	President - Global Fire Safety	Convert	53,537	—	—	300,000
2026-05-12	Sable Kyle	Chief Financial Officer	Convert	30,000	—	—	119,540
2026-05-12	Sable Kyle	Chief Financial Officer	Sell	30,000	$31.75	$952,500	0
2026-05-12	Sable Kyle	Chief Financial Officer	Convert	30,000	$8.36	$250,800	30,000
2026-05-11	Sable Kyle	Chief Financial Officer	Convert	20,460	—	—	149,540
2026-05-11	Emery Jeffrey	President - Global Fire Safety	Sell	97,855	$32.90	$3,219,430	2,108
2026-05-11	Emery Jeffrey	President - Global Fire Safety	Sell	2,108	$34.05	$71,777	0
2026-05-11	Emery Jeffrey	President - Global Fire Safety	Convert	99,963	$8.36	$835,691	99,963
2026-05-11	Sable Kyle	Chief Financial Officer	Sell	20,460	$32.89	$672,929	0
2026-05-11	Sable Kyle	Chief Financial Officer	Convert	20,460	$8.36	$171,046	20,460
2026-05-11	Emery Jeffrey	President - Global Fire Safety	Convert	99,963	—	—	353,537
2026-05-08	Sable Kyle	Chief Financial Officer	Convert	130,000	$8.36	$1,086,800	150,000
2026-05-08	Emery Jeffrey	President - Global Fire Safety	Sell	46,500	$32.00	$1,488,000	0
2026-05-08	Sable Kyle	Chief Financial Officer	Convert	20,000	—	—	0
2026-05-08	Sable Kyle	Chief Financial Officer	Convert	130,000	—	—	170,000
2026-05-08	Emery Jeffrey	President - Global Fire Safety	Convert	46,500	$8.36	$388,740	46,500
2026-05-08	Sable Kyle	Chief Financial Officer	Sell	150,000	$31.52	$4,728,000	0
2026-05-08	Sable Kyle	Chief Financial Officer	Convert	20,000	$3.89	$77,800	20,000
2026-05-08	Emery Jeffrey	President - Global Fire Safety	Convert	46,500	—	—	453,500
2026-04-23	Howley W Nicholas	Director	Gift	3,480,640	—	—	606,200
2026-04-01	Howley W Nicholas	Director	Gift	1,000,000	—	—	4,086,840
2026-03-11	Thorndike William N Jr	Director	Sell	100,000	$23.18	$2,318,000	8,535,656
2026-03-10	Thorndike William N Jr	Director	Sell	100,000	$23.63	$2,363,000	8,635,656
2026-03-09	Thorndike William N Jr	Director	Sell	34,957	$23.85	$833,724	8,735,656
2026-03-09	Thorndike William N Jr	Director	Sell	90,043	$23.18	$2,087,197	8,770,613
2026-03-06	Thorndike William N Jr	Director	Sell	100,000	$23.63	$2,363,000	8,860,656
2026-03-05	Thorndike William N Jr	Director	Sell	100,000	$24.06	$2,406,000	8,960,656
2026-03-04	Thorndike William N Jr	Director	Sell	125,000	$24.26	$3,032,500	9,060,656
2026-03-03	Thorndike William N Jr	Director	Award	5,582,492	—	—	9,185,656
2026-03-03	Raj Vivek	Director	Award	555,859	—	—	677,560
2026-03-03	Khouri Haitham	Director, Chief Executive Officer	Award	1,600,317	—	—	2,104,150
2026-03-03	Howley W Nicholas	Director	Award	5,582,492	—	—	6,188,692
2026-03-03	Howley W Nicholas	Director	Gift	1,101,852	—	—	5,086,840
2026-03-03	Cool Tracy Britt	Director	Award	65,843	—	—	250,493
2026-02-26	Iversen Bernt G II	Executive Vice President	Award	2,655	—	—	2,655
2026-02-26	HENNESSY SEAN P	Director	Award	7,000	—	—	14,000
2026-02-26	Henderson Robert S	Exec.V.P.	Award	6,194	—	—	6,194
2026-02-26	Raj Vivek	Director	Award	7,000	—	—	21,000
2026-02-26	HENNESSY SEAN P	Director	Award	6,194	—	—	6,194
2026-02-26	Khouri Haitham	Director, Chief Executive Officer	Award	88,489	—	—	88,489
2026-02-26	Iversen Bernt G II	Executive Vice President	Award	5,833	—	—	23,333

Showing 1–50 of 294 transactions