{"transactions":[{"id":874596,"issuer":{"id":3914,"kind":"organization","name":"Perimeter Solutions, Inc."},"owners":[{"id":63989,"kind":"person","name":"Yokozuka Noriko","position":1,"cik":"0001892197","reported_name":"Yokozuka Noriko","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel"}}],"security":"Stock Option (right to buy)","published_at":"2026-03-02T22:29:10.000Z","date":"2026-02-26","kind":"grant","planned":false,"acquired":true,"shares":120000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"On November 8, 2021, the reporting person was granted an option to purchase 600,000 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 120,000 shares of common stock."}],"balance_after":360000,"derivative":{"exercise_price":10,"exercise_date":"2026-02-26","expiration_date":"2031-11-08","underlying":"Common Stock","underlying_shares":120000},"source":{"system":"sec-edgar","filing":"0001892197-26-000002","document":"wk-form4_1772490547.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1880319/000189219726000002/wk-form4_1772490547.xml","form_type":"4"}},{"id":967810,"issuer":{"id":3914,"kind":"organization","name":"Perimeter Solutions, Inc."},"owners":[{"id":63989,"kind":"person","name":"Yokozuka Noriko","position":1,"cik":"0001892197","reported_name":"Yokozuka Noriko","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel"}}],"security":"Stock Option (right to buy)","published_at":"2025-12-16T22:15:20.000Z","date":"2025-12-12","kind":"exercise","planned":false,"acquired":false,"shares":120000,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":240000,"derivative":{"exercise_price":10,"exercise_date":"2025-02-20","expiration_date":"2031-11-08","underlying":"Common Stock","underlying_shares":120000},"source":{"system":"sec-edgar","filing":"0001892197-25-000004","document":"wk-form4_1765923317.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1880319/000189219725000004/wk-form4_1765923317.xml","form_type":"4"}},{"id":967809,"issuer":{"id":3914,"kind":"organization","name":"Perimeter Solutions, Inc."},"owners":[{"id":63989,"kind":"person","name":"Yokozuka Noriko","position":1,"cik":"0001892197","reported_name":"Yokozuka Noriko","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel"}}],"security":"Stock Option (right to buy)","published_at":"2025-12-16T22:15:20.000Z","date":"2025-12-12","kind":"exercise","planned":false,"acquired":false,"shares":17500,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":0,"derivative":{"exercise_price":10,"exercise_date":"2022-11-08","expiration_date":"2031-11-08","underlying":"Common Stock","underlying_shares":17500},"source":{"system":"sec-edgar","filing":"0001892197-25-000004","document":"wk-form4_1765923317.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1880319/000189219725000004/wk-form4_1765923317.xml","form_type":"4"}},{"id":967808,"issuer":{"id":3914,"kind":"organization","name":"Perimeter Solutions, Inc."},"owners":[{"id":63989,"kind":"person","name":"Yokozuka Noriko","position":1,"cik":"0001892197","reported_name":"Yokozuka Noriko","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel"}}],"security":"Common Stock","published_at":"2025-12-16T22:15:20.000Z","date":"2025-12-12","kind":"sale","planned":false,"acquired":false,"shares":137500,"price":28.44,"value":3910500.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"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."}],"balance_after":47157,"source":{"system":"sec-edgar","filing":"0001892197-25-000004","document":"wk-form4_1765923317.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1880319/000189219725000004/wk-form4_1765923317.xml","form_type":"4"}},{"id":967807,"issuer":{"id":3914,"kind":"organization","name":"Perimeter Solutions, Inc."},"owners":[{"id":63989,"kind":"person","name":"Yokozuka Noriko","position":1,"cik":"0001892197","reported_name":"Yokozuka Noriko","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel"}}],"security":"Common Stock","published_at":"2025-12-16T22:15:20.000Z","date":"2025-12-12","kind":"exercise","planned":false,"acquired":true,"shares":120000,"price":10,"value":1200000.0,"ownership":{"direct":true},"balance_after":184657,"source":{"system":"sec-edgar","filing":"0001892197-25-000004","document":"wk-form4_1765923317.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1880319/000189219725000004/wk-form4_1765923317.xml","form_type":"4"}},{"id":967806,"issuer":{"id":3914,"kind":"organization","name":"Perimeter Solutions, Inc."},"owners":[{"id":63989,"kind":"person","name":"Yokozuka Noriko","position":1,"cik":"0001892197","reported_name":"Yokozuka Noriko","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel"}}],"security":"Common Stock","published_at":"2025-12-16T22:15:20.000Z","date":"2025-12-12","kind":"exercise","planned":false,"acquired":true,"shares":17500,"price":10,"value":175000.0,"ownership":{"direct":true},"balance_after":64657,"source":{"system":"sec-edgar","filing":"0001892197-25-000004","document":"wk-form4_1765923317.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1880319/000189219725000004/wk-form4_1765923317.xml","form_type":"4"}},{"id":1253285,"issuer":{"id":3914,"kind":"organization","name":"Perimeter Solutions, Inc."},"owners":[{"id":63989,"kind":"person","name":"Yokozuka Noriko","position":1,"cik":"0001892197","reported_name":"Yokozuka Noriko","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel"}}],"security":"Stock Option (right to buy)","published_at":"2025-02-21T21:41:58.000Z","date":"2025-02-20","kind":"grant","planned":false,"acquired":true,"shares":360000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"On November 8, 2021, the reporting person was granted an option to purchase 600,000 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 2024 were met, resulting in the cumulative vesting of the option as to 360,000 shares of common stock."}],"balance_after":360000,"derivative":{"exercise_price":10,"exercise_date":"2025-02-20","expiration_date":"2031-11-08","underlying":"Common Stock","underlying_shares":360000},"source":{"system":"sec-edgar","filing":"0001880319-25-000044","document":"wk-form4_1740174111.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1880319/000188031925000044/wk-form4_1740174111.xml","form_type":"4"}},{"id":2311507,"issuer":{"id":3914,"kind":"organization","name":"Perimeter Solutions, Inc."},"owners":[{"id":63989,"kind":"person","name":"Yokozuka Noriko","position":1,"cik":"0001892197","reported_name":"Yokozuka Noriko","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"General Counsel"}}],"security":"Stock Option (right to buy)","published_at":"2022-04-01T21:23:36.000Z","date":"2022-03-30","kind":"grant","acquired":true,"shares":17500,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"On November 8, 2021, the reporting person was granted an option to purchase 617,500 ordinary shares of the Issuer. 17,500 of the ordinary shares underlying the option will be eligible to vest based on: (i) the achievement of certain performance criteria for the fiscal year ended December 31, 2021; and (ii) the reporting person remaining in continuous service through the first anniversary of the grant date. The remaining 600,000 of the ordinary shares underlying the option will be eligible to vest 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. On March 30, 2022, the compensation committee certified that the Issuer had achieved the performance criteria for 2021. 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