SCHEDULE 13G/A 0001132317 XXXXXXXX LIVE 2 Common Stock, par value $0.001 per share 06/30/2025 0001795091 OS Therapies Incorporated 68764Y207 115 Pullman Crossing Road, Suite 103 Grasonville MD 21638 Rule 13d-1(c) Thomas A. Satterfield, Jr. X1 296930.00 2818751.00 296930.00 2818751.00 3115681.00 N 9.4 IN * Based on (i) 28,097,697 shares of common stock of the issuer outstanding as of May 13, 2025, as reported by the issuer in its Quarterly Report on Form 10-Q for the fiscal quarter ended March 31, 2025 and (ii) the sale of an additional 3,764,995 shares of common stock as reported by the issuer in its Current Report on Form 8-K filed on July 14, 2025. In addition to 1,943,806 shares of common stock, the Reporting Person may be deemed to beneficially own (i) 558,034 shares of the issuer's Series A Senior Convertible Preferred Stock, par value $0.001 per share (the "Series A Preferred Stock"), convertible into shares of the issuer's common stock based upon the conversion ratio set forth in the applicable Certificate of Designation (initially on a one-for-one basis, subject to adjustment) and (ii) 613,841 warrants to purchase one share of common stock (the "Warrants"), at an initial exercise price of $3.00 per share (subject to adjustment). The share numbers set forth herein represent the number of shares of common stock held by the Reporting Person and assume the conversion of the Series A Preferred Stock into common stock and the exercise of the Warrants. OS Therapies Incorporated 115 Pullman Crossing Road, Suite 103, Grasonville, MD 21638 Thomas A. Satterfield, Jr. 15 Colley Cove Drive Gulf Breeze, Florida 32561 Incorporated by reference from Item 4 of the Cover Page. Y Incorporated by reference from Item 9 of the Cover Page. Incorporated by reference from Item 11 of the Cover Page. Incorporated by reference from Item 5 of the Cover Page. Incorporated by reference from Item 6 of the Cover Page. Incorporated by reference from Item 7 of the Cover Page. Incorporated by reference from Item 8 of the Cover Page. Y N With respect to the beneficial ownership reported for Thomas A. Satterfield, Jr., 196,429 shares of common stock, 178,571 shares of common stock issuable upon the conversion of the Series A Preferred Stock (as defined on the Cover Page) and 196,429 shares of common stock issuable upon the exercise of the Warrants (as defined on the Cover Page) are held by Tomsat Investment & Trading Co., Inc., a corporation controlled by Mr. Satterfield and of which he serves as President; 319,197 shares of common stock, 290,178 shares of common stock issuable upon the conversion of the Series A Preferred Stock and 319,197 shares of common stock issuable upon the exercise of the Warrants are held by A.G. Family L.P., a partnership managed by a general partner controlled by Mr. Satterfield; 375,000 shares of common stock are held by Caldwell Mill Opportunity Fund, LLC, a fund managed by an entity of which Mr. Satterfield owns a 50% interest and serves as Chief Investment Manager; and 943,750 shares of common stock are held by Satterfield Vintage Investments, L.P. Tomsat Investment & Trading Co., Inc. and A.G. Family L.P. jointly own a majority of Satterfield Vintage Investments, L.P.'s equity, and Tomsat Investment & Trading Co., Inc. is the general partner of Satterfield Vintage Investments, L.P. Y Y Y N By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11. Thomas A. Satterfield, Jr. /s/ Thomas A. Satterfield, Jr. 08/13/2025