Perimeter Solutions (PRM) director granted 65,843 shares in exempt award

Rhea-AI Filing Summary

Perimeter Solutions, Inc. director Tracy Britt Cool acquired 65,843 shares of common stock on March 3, 2026 through an exempt grant from the company. The shares were awarded at a stated price of $0.00 per share, increasing her directly held stake to 250,493 shares of common stock. The award is described as an exempt acquisition from the issuer under Rule 16b-3(d) based on her membership interests in EverArc Founders, LLC.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Cool Tracy Britt

(Last) (First) (Middle)

C/O PERIMETER SOLUTIONS, INC.

8000 MARYLAND AVE., SUITE 350

(Street)

CLAYTON MO 63105

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Perimeter Solutions, Inc. [ PRM ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
03/03/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	03/03/2026		A(1)		65,843	A	$0	250,493	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Represents an exempt acquisition from the issuer pursuant to Rule 16b-3(d) based on the Reporting Person's membership interests in EverArc Founders, LLC.

Remarks:

	/s/ Noriko Yokozuka, as Attorney-in-Fact	03/05/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
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FAQ

What insider transaction did PRM director Tracy Britt Cool report?

Tracy Britt Cool reported acquiring 65,843 PRM common shares. The transaction was an exempt grant from Perimeter Solutions at a stated price of $0.00 per share, increasing her directly held holdings to 250,493 shares of common stock following the award.

Was the Perimeter Solutions (PRM) insider transaction a purchase or a grant?

The PRM insider transaction was a grant, not an open‑market purchase. Form 4 describes it as a grant or award acquisition under code A, treated as an exempt acquisition from the issuer pursuant to Rule 16b-3(d).

How many Perimeter Solutions (PRM) shares does Tracy Britt Cool hold after this grant?

After the grant, Tracy Britt Cool directly holds 250,493 PRM common shares. This total reflects the addition of 65,843 shares awarded on March 3, 2026, as reported in the Form 4 insider filing for Perimeter Solutions, Inc.

What price was reported for the PRM shares granted to Tracy Britt Cool?

The PRM shares were reported at a price of $0.00 per share. This reflects that the 65,843 common shares were received as an exempt grant or award from Perimeter Solutions rather than purchased for cash in the open market.

Why is the PRM insider grant described as exempt under Rule 16b-3(d)?

The grant is described as an exempt acquisition under Rule 16b-3(d) because it came from the issuer, Perimeter Solutions. The footnote links the award to Tracy Britt Cool’s membership interests in EverArc Founders, LLC, supporting this exempt treatment.