Perimeter director logs 28,944 performance option vestings

Raj Vivek reported acquisition or exercise transactions in this Form 4 filing.

Rhea-AI Filing Summary

Raj Vivek reported acquisition or exercise transactions in this Form 4 filing.

Perimeter Solutions, Inc. director Raj Vivek reported the vesting of multiple performance-based stock options tied to the company’s 2025 fiscal year results. These awards, originally granted between 2021 and 2025, resulted in options on a total of 28,944 shares of common stock becoming exercisable.

The Form 4 shows one 2025 grant vesting as to 6,194 shares after performance criteria were partially met, plus four earlier grants vesting as to 7,000, 7,000, 7,000, and 1,750 shares each as 2025 performance targets were achieved. All options are held directly by the reporting person.

Insider Trade Summary

Grant/Award: 28,944 shares

Grant/Award 5 txns

Insider Raj Vivek

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Stock Option (right to buy)	6,194	$0.00	$0.00
Grant/Award	Stock Option (right to buy)	7,000	$0.00	$0.00
Grant/Award	Stock Option (right to buy)	7,000	$0.00	$0.00
Grant/Award	Stock Option (right to buy)	7,000	$0.00	$0.00
Grant/Award	Stock Option (right to buy)	1,750	$0.00	$0.00

Holdings After Transaction: Stock Option (right to buy) — 76,194 contracts (Direct)

Footnotes (5)

1. F1. On February 12, 2025, the reporting person was granted an option to purchase 35,000 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 6,194 shares of common stock.
2. F2. On February 14, 2024, the reporting person was granted an option to purchase 35,000 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 7,000 shares of common stock.
3. F3. On February 15, 2023, the reporting person was granted an option to purchase 35,000 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, 2023, 2024, 2025, 2026 and 2027. The performance criteria for 2025 were met, resulting in the vesting of the option as to 7,000 shares of common stock.
4. F4. On January 28, 2022, the reporting person was granted an option to purchase 35,000 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 7,000 shares of common stock.
5. F5. On December 7, 2021, the reporting person was granted an option to purchase 8,750 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 1,750 shares of common stock.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does the latest Form 4 for Perimeter Solutions (PRM) show for Raj Vivek?

The Form 4 shows director Raj Vivek acquired vested stock options tied to 2025 performance. Several prior option grants had portions vest in 2025, reflecting the company’s achievement or partial achievement of specified performance criteria for that fiscal year.

How many Perimeter Solutions (PRM) shares are covered by the options that vested for Raj Vivek?

Options on 28,944 shares of common stock became vested. This includes one grant vesting 6,194 shares and four earlier grants vesting 7,000, 7,000, 7,000, and 1,750 shares as the company met performance criteria for fiscal year 2025.

What performance conditions triggered the option vesting reported by Raj Vivek at PRM?

Each option grant vests in five annual installments based on meeting performance criteria for specific fiscal years. For fiscal year 2025, the criteria were fully met for four grants and partially met for one, causing the reported portions of those options to vest.

Were the Perimeter Solutions (PRM) Form 4 transactions a stock purchase or sale by Raj Vivek?

The transactions reflect grant or award acquisitions of vested stock options, not open-market stock purchases or sales. The SEC coding shows these as derivative awards becoming exercisable, with no reported buying or selling of common shares in the market.

Over which years were the stock options granted that vested for Raj Vivek at PRM?

The options were originally granted on December 7, 2021, January 28, 2022, February 15, 2023, February 14, 2024, and February 12, 2025. Each grant was structured to vest in five annual installments tied to specific fiscal-year performance goals.

How is ownership of the vested stock options reported for Raj Vivek in PRM’s Form 4?

The Form 4 lists all vested stock options as held with direct ownership by Raj Vivek. There are no footnotes indicating indirect holding entities, shared voting power, or disclaimers of beneficial ownership for these particular derivative awards.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 03/02/2026 - 05:27 PM Learn about SEC filing dates

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

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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^*

Raj Vivek

(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)
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)	$11.8	02/26/2026		A		6,194(1)		02/26/2026	02/12/2035	Common Stock	6,194	$0	6,194	D
Stock Option (right to buy)	$5.23	02/26/2026		A		7,000(2)		02/26/2026	02/14/2034	Common Stock	7,000	$0	14,000	D
Stock Option (right to buy)	$8.88	02/26/2026		A		7,000(3)		02/26/2026	02/15/2033	Common Stock	7,000	$0	21,000	D
Stock Option (right to buy)	$12.09	02/26/2026		A		7,000(4)		02/26/2026	01/28/2032	Common Stock	7,000	$0	28,000	D
Stock Option (right to buy)	$11.8	02/26/2026		A		1,750(5)		02/26/2026	12/07/2031	Common Stock	1,750	$0	7,000	D

Explanation of Responses:

1. On February 12, 2025, the reporting person was granted an option to purchase 35,000 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 6,194 shares of common stock.

2. On February 14, 2024, the reporting person was granted an option to purchase 35,000 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 7,000 shares of common stock.

3. On February 15, 2023, the reporting person was granted an option to purchase 35,000 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, 2023, 2024, 2025, 2026 and 2027. The performance criteria for 2025 were met, resulting in the vesting of the option as to 7,000 shares of common stock.

4. On January 28, 2022, the reporting person was granted an option to purchase 35,000 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 7,000 shares of common stock.

5. On December 7, 2021, the reporting person was granted an option to purchase 8,750 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 1,750 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.
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