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These options vest in full on the one-year anniversary of the date of grant, provided that the reporting person is serving as an employee of the issuer on such date."}],"balance_after":1000000,"derivative":{"exercise_price":1.34,"expiration_date":"2036-01-22","underlying":"Common Stock","underlying_shares":1000000},"source":{"system":"sec-edgar","filing":"0001213900-26-016497","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1795091/000121390026016497/ownership.xml","form_type":"4"}},{"id":904531,"issuer":{"id":6950,"kind":"organization","name":"OS Therapies Inc","symbol":"OSTX"},"owners":[{"id":46783,"kind":"person","name":"Romness Paul A.","position":1,"cik":"0001974517","reported_name":"Romness Paul A.","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Stock options (right to buy)","published_at":"2026-02-13T21:20:06.000Z","date":"2025-10-21","kind":"grant","planned":false,"acquired":true,"shares":1000000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"On October 21, 2025, the reporting person was granted options to purchase 1,000,000 shares of the issuer's common stock pursuant to the terms and conditions of a stock option award agreement. These options vest in full on the one-year anniversary of the date of grant, provided that the reporting person is serving as an employee of the issuer on such date."}],"balance_after":1000000,"derivative":{"exercise_price":1.8,"expiration_date":"2035-10-21","underlying":"Common Stock","underlying_shares":1000000},"source":{"system":"sec-edgar","filing":"0001213900-26-016435","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1795091/000121390026016435/ownership.xml","form_type":"4/A","original_submission_date":"2025-12-19"}},{"id":961718,"issuer":{"id":6950,"kind":"organization","name":"OS Therapies Inc","symbol":"OSTX"},"owners":[{"id":46783,"kind":"person","name":"Romness Paul A.","position":1,"cik":"0001974517","reported_name":"Romness Paul A.","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Stock options (right to buy)","published_at":"2025-12-19T23:31:23.000Z","date":"2025-10-21","kind":"grant","planned":false,"acquired":true,"shares":1950000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"On October 21, 2025, the reporting person was granted options to purchase 1,950,000 shares of the issuer's common stock pursuant to the terms and conditions of a stock option award agreement. These options vest in full on the one-year anniversary of the date of grant, provided that the reporting person is serving as an employee of the issuer on such date."}],"balance_after":1950000,"derivative":{"exercise_price":1.8,"expiration_date":"2035-10-21","underlying":"Common Stock","underlying_shares":1950000},"source":{"system":"sec-edgar","filing":"0001213900-25-123998","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1795091/000121390025123998/ownership.xml","form_type":"4"}},{"id":1237808,"issuer":{"id":6950,"kind":"organization","name":"OS Therapies Inc","symbol":"OSTX"},"owners":[{"id":46783,"kind":"person","name":"Romness Paul A.","position":1,"cik":"0001974517","reported_name":"Romness Paul A.","relationship":{"director":true,"officer":true,"ten_percent_owner":true,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock, par value $0.001 per share","published_at":"2025-02-28T23:03:39.000Z","date":"2025-02-28","kind":"other","planned":false,"acquired":true,"shares":225000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Pursuant to a Transfer Agreement, effective as of May 13, 2024 (the \"Transfer Agreement\"), between Einodmil LLC (\"Einodmil\") and the reporting person, 600,000 shares of the issuer's common stock owned by the reporting person were placed in escrow in exchange for Einodmil's participation in a pre-IPO lock-up agreement. The Transfer Agreement, entered into in connection with the issuer's initial public offering, outlined conditions for distributing the 600,000 shares after expiration of the lock-up period, based on the 20-day VWAP of the issuer's common stock. On February 28, 2025, 225,000 of these shares were released from escrow and transferred to the reporting person. 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