Form 4: Perimeter Solutions Director Gifts 673,685 Shares

Perimeter Solutions Director and 10% owner William N. Thorndike Jr. gifted 673,685 shares of common stock to a nonprofit organization.

Summary

• William N. Thorndike Jr., a Director and 10% owner of Perimeter Solutions, Inc. (PRM), reported a transaction.
• On December 9, 2025, Thorndike gifted 673,685 shares of Perimeter Solutions Common Stock.
• The shares were gifted to a 501(c)(3) nonprofit organization.
• This transaction is considered an exempt transaction pursuant to Rule 16b-5 of the Securities Exchange Act of 1934.
• Following this gift, Thorndike beneficially owns 3,603,164 shares of Common Stock directly.

Sentiment

Score: 5

Explanation: The sentiment is neutral as this is a standard disclosure of an insider gift, which typically has no direct positive or negative implications for the company's operational performance or financial health. It reflects a personal transaction by a director.

Positives

• The gift of shares to a 501(c)(3) nonprofit organization demonstrates philanthropic activity by a key insider.

Future Outlook

This filing does not contain any forward-looking statements or guidance regarding the company's future performance or outlook.

Industry Context

This insider transaction is specific to Perimeter Solutions and does not directly reflect broader industry trends. Insider gifts are a common occurrence and typically reflect personal financial planning or philanthropic decisions rather than a change in company fundamentals or industry outlook.

Stakeholder Impact

• Shareholders: The transaction represents a minor reduction in a significant insider's direct holdings, but as a gift, it does not signal a lack of confidence. The overall beneficial ownership remains substantial.
• Nonprofit Organization: The recipient 501(c)(3) nonprofit organization benefits from the gifted shares.

Key Dates

Keywords

Perimeter Solutions, PRM, Insider Transaction, Form 4, Stock Gift, William N. Thorndike Jr., Director, 10% Owner