Noriko Yokozuka - 12 Dec 2025 Form 4 Insider Report for Perimeter Solutions, Inc. (PRM)

Reporting relationship: General Counsel
Issuer ticker: PRM
Reported as of: 12 Dec 2025
Net transaction value: -$2,535,500
SEC form: 4
Accepted by SEC: 16 Dec 2025, 17:15:20 UTC
Prior SEC filing: 21 Feb 2025
Next SEC filing: 02 Mar 2026
Source filing: View source filing
Reporting owner signature: /s/ Noriko Yokozuka

Key filing fact

Noriko Yokozuka filed Form 4 for Perimeter Solutions, Inc. (PRM) on 16 Dec 2025.

Key facts

This page summarizes Noriko Yokozuka's Form 4 filing for Perimeter Solutions, Inc. (PRM).
5 reported transactions and 2 derivative rows are listed below.
Accepted by SEC: 16 Dec 2025, 17:15.

Change

Previous filing in this sequence was filed on 21 Feb 2025.
Current net transaction value: -$2,535,500.

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 0001892197 Primary reporting owner

Yokozuka Noriko

Relationship: General Counsel
Address: C/O PERIMETER SOLUTIONS, INC., 8000 MARYLAND AVE., SUITE 350, CLAYTON
Signature: /s/ Noriko Yokozuka
Signature date: 16 Dec 2025

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

PRM transaction

Common Stock

Options Exercise

Transaction value: $175,000
Shares: +17,500
Change %: +37%
Price: $10.00
Shares after: 64,657
Date: 12 Dec 2025
Ownership: Direct

PRM transaction

Common Stock

Options Exercise

Transaction value: $1,200,000
Shares: +120,000
Change %: +186%
Price: $10.00
Shares after: 184,657
Date: 12 Dec 2025
Ownership: Direct

PRM transaction

Common Stock

Sale

Transaction value: $3,910,500
Shares: -137,500
Change %: -74%
Price: $28.44
Shares after: 47,157
Date: 12 Dec 2025
Ownership: Direct
Footnotes: F1

Reported derivative securities

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

PRM transaction Derivative

Stock Option (right to buy)

Options Exercise

Transaction value: $0
Shares: -17,500
Change %: -100%
Price: $0.000000
Shares after: 0
Date: 12 Dec 2025
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 17,500
Exercise price: $10.00

PRM transaction Derivative

Stock Option (right to buy)

Options Exercise

Transaction value: $0
Shares: -120,000
Change %: -33%
Price: $0.000000
Shares after: 240,000
Date: 12 Dec 2025
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 120,000
Exercise price: $10.00

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

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 1 footnote

Footnote F1

Represents the weighted average price of the shares sold. The prices of the shares sold pursuant to the transaction ranged from approximately $28.15 to $29.26 per share. The Reporting Person, upon request, will provide the Securities and Exchange Commission staff, the issuer or a security holder of the issuer full information regarding the number of shares sold at each separate price.