Perimeter Solutions (PRM) executive secures 139,820 performance-vested stock options

Rhea-AI Filing Summary

Perimeter Solutions, Inc. reported that executive Grant Bowman, President of Specialty Products, acquired additional stock options through performance-based vesting. An option granted on February 14, 2024 vested for 100,000 shares after 2025 performance criteria were met, bringing that award to 200,000 options outstanding. A separate option granted on February 12, 2025 vested for 39,820 shares after 2025 criteria were partially met, leaving 39,820 options outstanding for that award.

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^*

Bowman Grant

(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)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	President, Specialty Products

3. Date of Earliest Transaction (Month/Day/Year)
02/26/2026

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

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
Stock Option (right to buy)	$5.23	02/26/2026		A		100,000(1)		02/26/2026	02/14/2034	Common Stock	100,000	$0	200,000	D
Stock Option (right to buy)	$11.8	02/26/2026		A		39,820(2)		02/26/2026	02/12/2035	Common Stock	39,820	$0	39,820	D

Explanation of Responses:

1. On February 14, 2024, 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, 2024, 2025, 2026, 2027 and 2028. The performance criteria for 2025 were met, resulting in the vesting of the option as to 100,000 shares of common stock.

2. On February 12, 2025, the reporting person was granted an option to purchase 225,000 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, 2025, 2026, 2027, 2028 and 2029. The performance criteria for 2025 were partially met, resulting in the vesting of the option as to 39,820 shares of common stock.

Remarks:

	/s/ Noriko Yokozuka, as Attorney-in-Fact	03/02/2026
	** 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 Perimeter Solutions (PRM) report for Grant Bowman?

Perimeter Solutions reported that executive Grant Bowman acquired stock options through performance-based vesting. Two previously granted option awards vested in part for 2025 after the company met or partially met specified performance criteria, increasing his directly held option positions.

How many Perimeter Solutions (PRM) options vested for Grant Bowman in 2025?

A total of 139,820 options vested for Grant Bowman tied to 2025 performance. One 2024 grant vested for 100,000 shares, and a 2025 grant vested for 39,820 shares after the company met and partially met its stated performance goals.

What are the details of Grant Bowman’s 2024 option grant at Perimeter Solutions (PRM)?

On February 14, 2024, Bowman was granted an option for 500,000 PRM shares, vesting in five equal annual installments. Vesting depends on performance criteria for fiscal years 2024 through 2028, with the 2025 criteria met for 100,000 shares now vested.

What are the terms of Grant Bowman’s 2025 option grant at Perimeter Solutions (PRM)?

On February 12, 2025, Bowman received an option for 225,000 PRM shares, vesting in five equal annual installments. Vesting is tied to performance criteria for fiscal years 2025 through 2029, with 2025 criteria partially met for 39,820 vested shares.

How did performance criteria affect Perimeter Solutions (PRM) option vesting in 2025?

For a 2024 option grant, 2025 performance criteria were fully met, vesting 100,000 shares. For a 2025 grant, 2025 criteria were only partially met, vesting 39,820 shares. Both outcomes directly determined how many options vested for Grant Bowman.

What is Grant Bowman’s option position in Perimeter Solutions (PRM) after the 2025 vesting?

Following the 2025 vesting events, Bowman holds 200,000 options from the 2024 grant and 39,820 options from the 2025 grant. These figures reflect only the portions reported as outstanding after the most recent vesting transactions.