Insider Transactions Reported by 21 Insiders of Perimeter Solutions, Inc.

Symbol
PRM on NYSE
Location
Clayton, MO

Insiders trading volume in the past year

Perimeter Solutions, Inc. executives and other stock owners filed with the SEC include:

Name Relationship Holdings Value Past Year Net Change Change % Report Date
WindAcre Partnership Master Fund, LP 10%+ Owner $305,527,308 $0 0% 27 Jun 2025
William N. Thorndike Jr. Director $197,856,506 -$15,403,421 -7.2% 09 Mar 2026
W. Nicholas Howley Director $139,175,942 03 Mar 2026
Haitham Khouri Chief Executive Officer, Director $57,569,544 03 Mar 2026
Vivek Raj Director $18,609,441 -$7,614,771 -29% 03 Mar 2026
Tracy Britt Cool Director $6,853,488 03 Mar 2026
Shannon Horn Business Director $4,657,513 30 Mar 2022
Edward D. Goldberg Vice Chairman, Director $2,856,079 20 Feb 2025
Barry Lederman Chief Financial Officer $2,052,547 30 Mar 2022
Ernest C. Kremling II Chief Operating Officer $1,572,704 30 Mar 2022
Noriko Yokozuka General Counsel $1,341,145 -$3,910,500 -74% 26 Feb 2026
Kevin M. Stein Director $1,201,750 08 Nov 2021
Stephen Cornwall Chief Commercial Officer $439,809 30 Mar 2022
Jeffrey Emery President - Global Fire Safety $0 -$6,684,000 -100% 26 Feb 2026
Kyle Sable Chief Financial Officer $0 -$3,729,000 -100% 26 Feb 2026
SEAN P. HENNESSY Director 26 Feb 2026
Grant Bowman President, Specialty Products 26 Feb 2026
III Jorge L. Valladares Director 26 Feb 2026
Robert S. Henderson Director 26 Feb 2026
Bernt G. Iversen II Director 26 Feb 2026
Charles W. Kropp Chief Financial Officer 06 May 2022

Recent Insider Transactions by Companies or Individuals for Perimeter Solutions, Inc.

Insider Symbol Class Transaction % Value $ * Price $ Shares Shares Owned Date Ownership
William N. Thorndike Jr PRM Common Stock Sale -1.16% $2,318,000 $23.18 -100,000 8,535,656 11 Mar 2026 Direct
William N. Thorndike Jr PRM Common Stock Sale -1.14% $2,363,000 $23.63 -100,000 8,635,656 10 Mar 2026 Direct
William N. Thorndike Jr PRM Common Stock Sale -1.41% $2,920,921 $23.37 -125,000 8,735,656 09 Mar 2026 Direct
William N. Thorndike Jr PRM Common Stock Sale -1.12% $2,363,000 $23.63 -100,000 8,860,656 06 Mar 2026 Direct
William N. Thorndike Jr PRM Common Stock Sale -1.1% $2,406,000 $24.06 -100,000 8,960,656 05 Mar 2026 Direct
William N. Thorndike Jr PRM Common Stock Sale -1.36% $3,032,500 $24.26 -125,000 9,060,656 04 Mar 2026 Direct
Tracy Britt Cool PRM Common Stock Award 35.7% 65,843 250,493 03 Mar 2026 Direct
William N. Thorndike Jr PRM Common Stock Award 154.9% 5,582,492 9,185,656 03 Mar 2026 Direct
Vivek Raj PRM Common Stock Award 456.7% 555,859 677,560 03 Mar 2026 Direct
W. Nicholas Howley PRM Common Stock Gift -17.8% -1,101,852 5,086,840 03 Mar 2026 Direct
W. Nicholas Howley PRM Common Stock Award 920.9% 5,582,492 6,188,692 03 Mar 2026 Direct
Haitham Khouri PRM Common Stock Award 317.6% 1,600,317 2,104,150 03 Mar 2026 Direct
Bernt G. Iversen II PRM Stock Option (right to buy) Award 35,682 23,333 26 Feb 2026 Direct
Grant Bowman PRM Stock Option (right to buy) Award 232.3% 139,820 200,000 26 Feb 2026 Direct
Haitham Khouri PRM Stock Option (right to buy) Award 96.2% 588,489 1,200,000 26 Feb 2026 Direct
Jeffrey Emery PRM Stock Option (right to buy) Award 66.7% 200,000 500,000 26 Feb 2026 Direct
Kyle Sable PRM Stock Option (right to buy) Award 130.8% 170,000 300,000 26 Feb 2026 Direct
Noriko Yokozuka PRM Stock Option (right to buy) Award 50% 120,000 360,000 26 Feb 2026 Direct
SEAN P. HENNESSY PRM Stock Option (right to buy) Award 35,944 28,000 26 Feb 2026 Direct
Robert S. Henderson PRM Stock Option (right to buy) Award 38,599 28,000 26 Feb 2026 Direct
Tracy Britt Cool PRM Stock Option (right to buy) Award 28,944 28,000 26 Feb 2026 Direct
Vivek Raj PRM Stock Option (right to buy) Award 28,944 28,000 26 Feb 2026 Direct
III Jorge L. Valladares PRM Stock Option (right to buy) Award 12,388 6,194 26 Feb 2026 Direct
Noriko Yokozuka PRM Common Stock Sale -74.5% $3,910,500 $28.44 -137,500 47,157 12 Dec 2025 Direct
Noriko Yokozuka PRM Common Stock Options Exercise 291.6% 137,500 184,657 12 Dec 2025 Direct
Noriko Yokozuka PRM Stock Option (right to buy) Options Exercise -100% -137,500 0 12 Dec 2025 Direct
Kyle Sable PRM Common Stock Sale -100% $2,847,000 $28.47 -100,000 0 12 Dec 2025 Direct
Kyle Sable PRM Common Stock Options Exercise 100,000 100,000 12 Dec 2025 Direct
Kyle Sable PRM Stock Option (right to buy) Options Exercise -33.3% -100,000 200,000 12 Dec 2025 Direct
William N. Thorndike Jr PRM Common Stock Gift -15.8% -673,685 3,603,164 09 Dec 2025 Direct
W. Nicholas Howley PRM Common Stock Gift -55.2% -746,767 606,200 24 Nov 2025 Direct
Vivek Raj PRM Common Stock Sale -17% $561,250 $22.45 -25,000 121,701 11 Sep 2025 Direct
Kyle Sable PRM Common Stock Sale -100% $882,000 $22.05 -40,000 0 05 Sep 2025 Direct
Kyle Sable PRM Common Stock Options Exercise 40,000 40,000 05 Sep 2025 Direct
Kyle Sable PRM Stock Option (right to buy) Options Exercise -100% -40,000 0 05 Sep 2025 Direct
Jeffrey Emery PRM Common Stock Sale -100% $6,684,000 $22.28 -300,000 0 04 Sep 2025 Direct
Jeffrey Emery PRM Common Stock Options Exercise 300,000 300,000 04 Sep 2025 Direct
Jeffrey Emery PRM Stock Option (right to buy) Options Exercise -50% -300,000 300,000 04 Sep 2025 Direct
WindAcre Partnership Master Fund, LP PRM Ordinary shares Purchase 1.18% $3,559,308 $13.98 254,600 21,854,600 27 Jun 2025 Direct
WindAcre Partnership Master Fund, LP PRM Total Return Swap Sale -100% -254,600 0 27 Jun 2025 Direct
Tracy Britt Cool PRM Common Stock Other 6.46% 11,201 184,650 20 Jun 2025 Direct
W. Nicholas Howley PRM Common Stock Other 123.2% 746,767 1,352,967 20 Jun 2025 Direct
Vivek Raj PRM Common Stock Other 115.3% 78,569 146,701 20 Jun 2025 Direct
Haitham Khouri PRM Common Stock Other 101.7% 254,000 503,833 20 Jun 2025 Direct
William N. Thorndike Jr PRM Common Stock Other 21.2% 746,767 4,276,849 20 Jun 2025 Direct
Vivek Raj PRM Common Stock Sale -32% $374,400 $11.70 -32,000 68,132 21 May 2025 Direct
Vivek Raj PRM Common Stock Sale -40.7% $814,710 $11.84 -68,810 100,132 20 May 2025 Direct
Vivek Raj PRM Common Stock Sale -37.2% $1,178,000 $11.78 -100,000 168,942 19 May 2025 Direct
Vivek Raj PRM Common Stock Sale -27.1% $1,174,000 $11.74 -100,000 268,942 16 May 2025 Direct
Vivek Raj PRM Common Stock Sale -21.3% $1,192,000 $11.92 -100,000 368,942 15 May 2025 Direct
* An asterisk sign (*) next to the price indicates that the price is likely invalid.