Stocks
PRM Perimeter Solutions, Inc.

PRM

Perimeter Solutions, Inc.

Company with tickers: PRM

CIK

1880319

CUSIP

71385M107

Shares Outstanding

163,127,063

Price History Institutional Holders Short Volume Short Interest Fails to Deliver SEC Filings Earnings Calls Insider Trades Congressional Trades

Date	Insider	Role	Type	Shares	Price	Value	After
2026-05-13	Emery Jeffrey	President - Global Fire Safety	Convert	53,537	—	—	300,000
2026-05-13	Emery Jeffrey	President - Global Fire Safety	Sell	53,537	$33.45	$1,790,813	0
2026-05-13	Emery Jeffrey	President - Global Fire Safety	Convert	53,537	$8.36	$447,569	53,537
2026-05-13	Sable Kyle	Chief Financial Officer	Sell	3,277	$33.59	$110,074	0
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	46,263	$33.05	$1,528,992	3,277
2026-05-13	Sable Kyle	Chief Financial Officer	Convert	49,540	—	—	70,000
2026-05-12	Sable Kyle	Chief Financial Officer	Convert	30,000	$8.36	$250,800	30,000
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	—	—	119,540
2026-05-11	Emery Jeffrey	President - Global Fire Safety	Convert	99,963	—	—	353,537
2026-05-11	Emery Jeffrey	President - Global Fire Safety	Convert	99,963	$8.36	$835,691	99,963
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	Sell	97,855	$32.90	$3,219,430	2,108
2026-05-11	Sable Kyle	Chief Financial Officer	Convert	20,460	$8.36	$171,046	20,460
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	—	—	149,540
2026-05-08	Emery Jeffrey	President - Global Fire Safety	Convert	46,500	—	—	453,500
2026-05-08	Emery Jeffrey	President - Global Fire Safety	Convert	46,500	$8.36	$388,740	46,500
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	$3.89	$77,800	20,000
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	130,000	—	—	170,000
2026-05-08	Sable Kyle	Chief Financial Officer	Convert	20,000	—	—	0
2026-05-08	Sable Kyle	Chief Financial Officer	Convert	130,000	$8.36	$1,086,800	150,000
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	90,043	$23.18	$2,087,197	8,770,613
2026-03-09	Thorndike William N Jr	Director	Sell	34,957	$23.85	$833,724	8,735,656
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	Cool Tracy Britt	Director	Award	65,843	—	—	250,493
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	Howley W Nicholas	Director	Gift	1,101,852	—	—	5,086,840
2026-03-03	Howley W Nicholas	Director	Award	5,582,492	—	—	6,188,692
2026-03-03	Khouri Haitham	Director, Chief Executive Officer	Award	1,600,317	—	—	2,104,150
2026-02-26	Bowman Grant	President, Specialty Products	Award	100,000	—	—	200,000
2026-02-26	Khouri Haitham	Director, Chief Executive Officer	Award	100,000	—	—	200,000
2026-02-26	Khouri Haitham	Director, Chief Executive Officer	Award	400,000	—	—	1,200,000
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	7,000	—	—	14,000
2026-02-26	Iversen Bernt G II	Executive Vice President	Award	7,000	—	—	21,000
2026-02-26	Iversen Bernt G II	Executive Vice President	Award	6,194	—	—	6,194
2026-02-26	Iversen Bernt G II	Executive Vice President	Award	7,000	—	—	21,000
2026-02-26	Iversen Bernt G II	Executive Vice President	Award	5,833	—	—	23,333
2026-02-26	Iversen Bernt G II	Executive Vice President	Award	2,655	—	—	2,655
2026-02-26	Yokozuka Noriko	General Counsel	Award	120,000	—	—	360,000
2026-02-26	HENNESSY SEAN P	Director	Award	1,750	—	—	7,000
2026-02-26	HENNESSY SEAN P	Director	Award	7,000	—	—	21,000
2026-02-26	HENNESSY SEAN P	Director	Award	7,000	—	—	28,000
2026-02-26	HENNESSY SEAN P	Director	Award	7,000	—	—	21,000
2026-02-26	HENNESSY SEAN P	Director	Award	6,194	—	—	6,194
2026-02-26	HENNESSY SEAN P	Director	Award	7,000	—	—	14,000
2026-02-26	Henderson Robert S	Exec.V.P.	Award	7,000	—	—	21,000
2026-02-26	Henderson Robert S	Exec.V.P.	Award	1,750	—	—	7,000
2026-02-26	Henderson Robert S	Exec.V.P.	Award	7,000	—	—	21,000
2026-02-26	Henderson Robert S	Exec.V.P.	Award	2,655	—	—	2,655
2026-02-26	Henderson Robert S	Exec.V.P.	Award	7,000	—	—	28,000
2026-02-26	Henderson Robert S	Exec.V.P.	Award	7,000	—	—	14,000
2026-02-26	Bowman Grant	President, Specialty Products	Award	39,820	—	—	39,820
2026-02-26	Sable Kyle	Chief Financial Officer	Award	100,000	—	—	300,000
2026-02-26	Sable Kyle	Chief Financial Officer	Award	50,000	—	—	100,000
2026-02-26	Sable Kyle	Chief Financial Officer	Award	20,000	—	—	20,000
2026-02-26	Emery Jeffrey	President - Global Fire Safety	Award	200,000	—	—	500,000
2026-02-26	Henderson Robert S	Exec.V.P.	Award	6,194	—	—	6,194
2026-02-26	Cool Tracy Britt	Director	Award	7,000	—	—	28,000
2026-02-26	Cool Tracy Britt	Director	Award	1,750	—	—	7,000
2026-02-26	Cool Tracy Britt	Director	Award	7,000	—	—	21,000
2026-02-26	Cool Tracy Britt	Director	Award	6,194	—	—	6,194
2026-02-26	Cool Tracy Britt	Director	Award	7,000	—	—	14,000
2026-02-26	Raj Vivek	Director	Award	1,750	—	—	7,000
2026-02-26	Raj Vivek	Director	Award	7,000	—	—	28,000
2026-02-26	Raj Vivek	Director	Award	7,000	—	—	14,000
2026-02-26	Raj Vivek	Director	Award	6,194	—	—	6,194
2026-02-26	Raj Vivek	Director	Award	7,000	—	—	21,000
2026-02-26	Valladares III Jorge L.	Director	Award	6,194	—	—	6,194
2026-02-26	Valladares III Jorge L.	Director	Award	6,194	—	—	6,194
2025-12-12	Sable Kyle	Chief Financial Officer	Convert	100,000	—	—	200,000
2025-12-12	Sable Kyle	Chief Financial Officer	Sell	100,000	$28.47	$2,847,000	0
2025-12-12	Sable Kyle	Chief Financial Officer	Convert	100,000	$8.36	$836,000	100,000
2025-12-12	Yokozuka Noriko	General Counsel	Convert	17,500	$10.00	$175,000	64,657
2025-12-12	Yokozuka Noriko	General Counsel	Sell	137,500	$28.44	$3,910,500	47,157
2025-12-12	Yokozuka Noriko	General Counsel	Convert	120,000	$10.00	$1,200,000	184,657
2025-12-12	Yokozuka Noriko	General Counsel	Convert	17,500	—	—	0
2025-12-12	Yokozuka Noriko	General Counsel	Convert	120,000	—	—	240,000
2025-12-09	Thorndike William N Jr	Director	Gift	673,685	—	—	3,603,164
2025-11-24	Howley W Nicholas	Director	Gift	746,767	—	—	606,200
2025-09-11	Raj Vivek	Director	Sell	25,000	$22.45	$561,250	121,701
2025-09-05	Sable Kyle	Chief Financial Officer	Convert	40,000	—	—	0
2025-09-05	Sable Kyle	Chief Financial Officer	Convert	40,000	$3.89	$155,600	40,000
2025-09-05	Sable Kyle	Chief Financial Officer	Sell	40,000	$22.05	$882,000	0
2025-09-04	Emery Jeffrey	President - Global Fire Safety	Convert	300,000	$8.36	$2,508,000	300,000
2025-09-04	Emery Jeffrey	President - Global Fire Safety	Convert	300,000	—	—	300,000
2025-09-04	Emery Jeffrey	President - Global Fire Safety	Sell	300,000	$22.28	$6,684,000	0
2025-06-27	WindAcre Partnership Master Fund, LP	10% Owner	Buy	254,600	$13.98	$3,559,308	21,854,600
2025-06-27	WindAcre Partnership Master Fund, LP	10% Owner	Sell	254,600	$13.98	$3,559,308	0