Kyle Sable - 26 Feb 2026 Form 4 Insider Report for Perimeter Solutions, Inc. (PRM)

Reporting relationship: Chief Financial Officer
Issuer ticker: PRM
Reported as of: 26 Feb 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 02 Mar 2026, 17:29:25 UTC
Prior SEC filing: 16 Dec 2025
Next SEC filing: 12 May 2026
Source filing: View source filing
Reporting owner signature: /s/ Noriko Yokozuka, as Attorney-in-Fact

Key filing fact

Kyle Sable filed Form 4 for Perimeter Solutions, Inc. (PRM) on 02 Mar 2026.

Key facts

This page summarizes Kyle Sable's Form 4 filing for Perimeter Solutions, Inc. (PRM).
3 reported transactions and 3 derivative rows are listed below.
Accepted by SEC: 02 Mar 2026, 17:29.

Change

Previous filing in this sequence was filed on 16 Dec 2025.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0002001580 Primary reporting owner

Sable Kyle

Relationship: Chief Financial Officer
Address: C/O PERIMETER SOLUTIONS, INC., 8000 MARYLAND AVE., SUITE 350, CLAYTON
Signature: /s/ Noriko Yokozuka, as Attorney-in-Fact
Signature date: 02 Mar 2026

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

PRM transaction Derivative

Stock Option (right to buy)

Award

Transaction value: $0
Shares: +50,000
Change %: +100%
Price: $0.000000
Shares after: 100,000
Date: 26 Feb 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 50,000
Exercise price: $13.24
Footnotes: F1

PRM transaction Derivative

Stock Option (right to buy)

Award

Transaction value: $0
Shares: +20,000
Change %
Price: $0.000000
Shares after: 20,000
Date: 26 Feb 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 20,000
Exercise price: $3.89
Footnotes: F2

PRM transaction Derivative

Stock Option (right to buy)

Award

Transaction value: $0
Shares: +100,000
Change %: +50%
Price: $0.000000
Shares after: 300,000
Date: 26 Feb 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 100,000
Exercise price: $8.36
Footnotes: F3

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 3 footnotes

Footnote F1

On September 27, 2024, the reporting person was granted an option to purchase 250,000 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, 2024, 2025, 2026, 2027 and 2028. The performance criteria for 2025 were met, resulting in the vesting of the option as to 50,000 shares of common stock.

Footnote F2

On November 16, 2023, the reporting person was granted an option to purchase 100,000 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, 2024, 2025, 2026, 2027 and 2028. The performance criteria for 2025 were met, resulting in the vesting of the option as to 20,000 shares of common stock.

Footnote F3

On May 6, 2022, the reporting person was granted an option to purchase 500,000 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 2025 were met, resulting in the vesting of the option as to 100,000 shares of common stock.