X0708 D LIVE 0001795091 OS Therapies Inc 115 Pullman Crossing Road Suite 103 Grasonville MD MARYLAND 21638 410-297-7793 DELAWARE OS THERAPIES Inc Corporation true Paul A. Romness 115 Pullman Crossing Road Suite 103 Grasonville MD MARYLAND 21638 Executive Officer Director Chairman, President and Chief Executive Officer Robert G. Petit 115 Pullman Crossing Road Suite 103 Grasonville MD MARYLAND 21638 Executive Officer Chief Medical Officer and Chief Scientific Officer Francis Knuettel II 115 Pullman Crossing Road Suite 103 Grasonville MD MARYLAND 21638 Executive Officer Chief Financial Officer John Ciccio 115 Pullman Crossing Road Suite 103 Grasonville MD MARYLAND 21638 Director Avril McKean Dieser 115 Pullman Crossing Road Suite 103 Grasonville MD MARYLAND 21638 Director Craig Eagle 115 Pullman Crossing Road Suite 103 Grasonville MD MARYLAND 21638 Director Olivier Jarry 115 Pullman Crossing Road Suite 103 Grasonville MD MARYLAND 21638 Director Theodore F. Search 115 Pullman Crossing Road Suite 103 Grasonville MD MARYLAND 21638 Director Kerry Clem 115 Pullman Crossing Road Suite 103 Grasonville MD MARYLAND 21638 Executive Officer Chief Commercial Officer Biotechnology Decline to Disclose 06b false 2026-10-15 false true true true false 0 Ceros Financial Services, Inc. 37869 None None 1445 Research Boulevard Rockville MD MARYLAND 20850 All States false 12282478 7172429 5110049 false 9 859774 true 0 0 false OS Therapies Inc /s/ Francis Knuettel II Francis Knuettel II Chief Financial Officer 2026-10-23