Perimeter Solutions, Inc. — Director's Dealing 2025

Feb 21, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Perimeter Solutions, Inc. (PRM)
CIK: 0001880319
Period of Report: 2025-02-20

Reporting Person: Yokozuka Noriko (General Counsel)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2025-02-20	Stock Option (right to buy)	$10	A	360000	Acquired	2031-11-08	Common Stock (360000)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	47157	Direct

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Stock Option (right to buy)	$10	2031-11-08	Common Stock (17500)	17500	Direct

Footnotes

F1: On November 8, 2021, the reporting person was granted an option to purchase 600,000 shares of common stock. The option vests in five equal annual installments based on the Issuer's satisfaction of certain performance criteria for each of the fiscal years ending December 31, 2022, 2023, 2024, 2025 and 2026. The performance criteria for 2024 were met, resulting in the cumulative vesting of the option as to 360,000 shares of common stock.

F2: On November 8, 2021, the reporting person was granted an option to purchase 17,500 shares of common stock. The option vests based on the Issuer's satisfaction of certain performance criteria for the fiscal year ended December 31, 2021. The performance criteria for 2021 were met, resulting in the vesting of the option as to 17,500 shares of common stock.