NYSE American - Delayed Quote • USD OS Therapies Incorporated (OSTX) Follow Compare 4.9700 -0.1500 (-2.93%) At close: January 10 at 4:00:00 PM EST 5.0150 +0.05 +(0.91%) After hours: January 10 at 6:20:25 PM EST All News Press Releases SEC Filings All SEC Filings Corporate Changes & Voting Matters Periodic Financial Reports Proxy Statements Tender Offer/Acquisition Reports Offering Registrations OS Therapies to Attend the 43rd Annual J.P. Morgan Healthcare Conference NEW YORK, January 02, 2025--OS Therapies, Inc. (NYSE-A: OSTX), a clinical-stage biotechnology company advancing immunotherapies and targeted drug conjugates for cancer treatment, today announced that its Chair & CEO Paul Romness has accepted an invitation to attend the 43rd Annual J.P. Morgan Healthcare Conference in San Francisco, CA taking place on January 13-16, 2025 in San Francisco, CA. This premier conference is the largest and most informative health care investment symposium in the indus OS Therapies Announces Closing of $6 Million Private Placement NEW YORK, December 31, 2024--OS Therapies, Inc. (NYSE-A: OSTX) ("OS Therapies" or the "Company"), a clinical-stage cancer immunotherapy and antibody drug conjugate biotechnology company, today announced the closing of a private placement financing, raising approximately $6 million in gross proceeds for the Company, before deducting offering-related expenses. The Company intends to use the proceeds from the private placement for working capital, primarily focused on the clinical and regulatory mi OS Therapies Partners With B2i Digital to Engage With Biotech Investors Online Digital Marketing Campaign to Highlight Clinical-Stage Cancer Innovation OST-HER2 that activates cellular immunity against HER2+ cancer OS Therapies Joins the B2i Digital Featured Companies Program NEW YORK - (NewMediaWire) - December 26, 2024 - OS... OS Therapies to sell 1.5M units at $4.00 in private placement OS Therapies (OSTX) announced that it has entered into securities purchase agreements with investors to sell 1.5M units at a price of $4.00 per unit, with each unit consisting of one share of Series A Senior Convertible Preferred Stock initially convertible into one share of common stock and one warrant to purchase one share of common stock, expected to yield gross proceeds to the company of $6M, before deducting offering-related expenses. The conversion price of the Preferred Stock into shares OS Therapies Announces Pricing of $6 Million Private Placement NEW YORK, December 24, 2024--OS Therapies, Inc. (NYSE-A: OSTX) ("OS Therapies" or "the Company"), a clinical-stage cancer immunotherapy and antibody drug conjugate biotechnology company, today announced that it has entered into securities purchase agreements with investors to sell 1.5 million units at a price of $4.00 per unit, with each unit consisting of one share of Series A Senior Convertible Preferred Stock ("the Preferred Stock") initially convertible into one share of common stock and one OS Therapies Reports Third Quarter 2024 Financial Results and Provides Business Update NEW YORK, November 15, 2024--OS Therapies, Inc. (NYSE-A: OSTX) ("OS Therapies" or "the Company"), a clinical-stage cancer immunotherapy and antibody drug conjugate biotechnology company, today reported financial results for the third quarter of 2024 ended September 30, 2024 and provided a business update. OS Therapies to Present at The Spartan Capital Investor Conference NEW YORK, November 04, 2024--OS Therapies (NYSE-A: OSTX) ("OS Therapies" or "the Company"), a clinical-stage immunotherapy and Antibody Drug Conjugate (ADC) biopharmaceutical company, today announced that Paul Romness, Chief Executive Officer, and Gerald Commissiong, Chief Business Officer, will present a corporate overview at The Spartan Capital Investor Conference. The conference is being held on November 4, 2024 at the Pierre Hotel in New York. The Company’s participation aligns with our comm Join OS Therapies’ Exclusive Live Investor Webinar and Q&A Session on October 30 NEW YORK, October 30, 2024--OS Therapies (NYSE American: OSTX) ("OS Therapies" or "the Company"), a clinical-stage immunotherapy and Antibody Drug Conjugate (ADC) biopharmaceutical company, is pleased to invite investors to a webinar on October 30, 2024, at 4:15 p.m. ET. OS Therapies Appoints Two Bio-Pharmaceutical Industry Veterans to the Board of Directors NEW YORK, October 28, 2024--OS Therapies (NYSE-A: OSTX) ("OS Therapies" or "the Company"), a clinical-stage immunotherapy and Antibody Drug Conjugate biopharmaceutical company, today announced the appointments of Avril McKean Dieser, MA, JD and Olivier R. Jarry, MS, MBA as independent members of the Company’s Board of Directors. Collectively, Ms. McKean Dieser and Mr. Jarry bring over 50 years of biopharmaceutical executive decision-making experience to the Company, with a specific focus in comm OS Therapies to Present at the LD Micro Main Event XVII NEW YORK, October 24, 2024--OS Therapies (NYSE American: OSTX) ("OS Therapies" or "the Company"), a clinical-stage immunotherapy and Antibody Drug Conjugate biopharmaceutical company, today announces that Paul Romness, Chief Executive Officer, and Gerald Commissiong, Chief Business Officer, will present a corporate overview at the LD Micro Main Event XVII. The conference is being held on October 28 – 30, 2024 at the Luxe Sunset Boulevard Hotel in Los Angeles. OS Therapies to Participate in a Fireside Chat at the 2024 Maxim Healthcare Virtual Summit NEW YORK, October 17, 2024--OS Therapies (NYSE American: OSTX) ("OS Therapies" or "the Company"), a clinical-stage immunotherapy and Antibody Drug Conjugate biopharmaceutical company, today announces that Paul Romness, Chief Executive Officer, will be presenting at the 2024 Maxim Healthcare Virtual Summit. The summit is being held virtually on October 15 – 17, 2024. OS Therapies Announces Last Patient Enrolled in OST-HER2 Osteosarcoma Phase 2b Clinical Trial Completes Last Patient Visit NEW YORK, October 03, 2024--OS Therapies (NYSE American: OSTX) ("OS Therapies" or "the Company"), a clinical-stage immunotherapy and Antibody Drug Conjugate biopharmaceutical company, today announces that the last patient (Patient #41) enrolled in the AOST-2121 clinical trial (NCT04974008) of OST-HER2 in recurred, resected Osteosarcoma (OS) has completed their final radiographical evaluation at 52 weeks and the treatment period for the clinical trial has now ended. The Company is preparing to re OS Therapies Announces Development of Two Novel Tunable Antibody Drug Conjugate (tADC)-Based Therapeutic Candidates NEW YORK, September 13, 2024--OS Therapies (NYSE American: OSTX) ("OS Therapies" or "the Company"), a clinical-stage immunotherapy and Antibody Drug Conjugate (ADC) biopharmaceutical company, today announced the development and in vitro concept data for two novel ADC therapeutic candidates leveraging the Company’s proprietary SiLinker™ technology. The Company has completed target engagement tests for both therapeutic candidates and confirmed their therapeutic potential. These new constructs will OS Therapies Announces Positive Efficacy and Safety Data for Ovarian Cancer Therapeutic Candidate Developed Based on Tunable Antibody Drug Conjugate (tADC) Platform Using Proprietary Silicone Linker Platform in Preclinical Models Folate receptor alpha targeting drug conjugate & hexa silanol exatecan (FRA-H) payloads tested in animal models of ovarian cancer Strong efficacy for FRA-H in KB and IGROV-1 mouse models of ovarian cancer Strong safety profile for FRA-H with no loss ... OS Therapies to Present at H.C. Wainright 26th Annual Global Investment Conference NEW YORK, September 05, 2024--OS Therapies (NYSE American: OSTX) ("OS Therapies" or "the Company"), an ADC and Immunotherapy research and clinical-stage biopharmaceutical company, today announced its participation in the H.C. Wainright 26th Annual Global Investment Conference. The event is scheduled for September 9-11, 2024, in New York City. The Company’s President & CEO Paul Romness, MPH, will deliver a virtual presentation highlighting the Company’s potentially pivotal fully-enrolled Phase 2b OS Therapies Announces Last Patient Enrolled in OST-HER2 Osteosarcoma Phase 2b Clinical Trial Receives Last Treatment Dose NEW YORK, August 29, 2024--OS Therapies Incorporated (NYSE American: OSTX) ("OS Therapies" or "the Company"), an ADC and Immunotherapy research and clinical-stage biopharmaceutical company, today announced that the last patient (Patient #41) enrolled in the AOST-2121 clinical trial (NCT04974008) of OST-HER2 in recurred, resected Osteosarcoma (OS) - has received its last treatment dose. This last patient is expected to complete its final radiological imaging evaluation as part of the 12-month Eve OS Therapies Appoints Borys Shor, PhD to ADC Advisory Board NEW YORK, August 22, 2024--OS Therapies (NYSE American: OSTX) ("OS Therapies" or "the Company"), an ADC and Immunotherapy research and clinical-stage biopharmaceutical company, today announced that it has appointed Borys Shor, PhD to its Antibody Drug Conjugate (ADC) Advisory Board. In his role, Dr. Shor will assist the Company in the selection of antibody and payloads to be developed using the Company’s tunable ADC platform leveraging its proprietary pH-sensitive SiLinker™ silicone linker techn OS Therapies Clarifies CUSIP of Common Stock NEW YORK, August 22, 2024--OS Therapies (NYSE American: OSTX) ("OS Therapies" or "the Company"), an ADC and Immunotherapy research and clinical-stage biopharmaceutical company, today provided a clarification for market participants, specifically brokerage firms, regarding the Committee on Uniform Securities Identification Procedures (CUSIP) identifier of the Company’s common stock. OS Therapies Accepted Into Johnson & Johnson Innovation - JLABS ROCKVILLE, Md., August 19, 2024--OS Therapies (NYSE American: OSTX) ("OS Therapies" or "the Company"), an ADC and Immunotherapy research and clinical-stage biopharmaceutical company, today announced that it has been accepted into Johnson & Johnson Innovation – JLABS. Through membership of JLABS, OS Therapies aims to further develop and enter the clinic with its tunable Antibody Drug Conjugate (ADC) linker-based platform that relies on pH sensitive linkers & coating technology to reduce off-targe OS Therapies Reports Second Quarter 2024 Financial Results Successful IPO that raised $6.4 million on July 31, 2024, without issuing any warrants, occurred after the end of the second quarter and is not reflected in reported financials Conversion of all reported outstanding preferred shares and debt into ... Performance Overview Trailing total returns as of 1/10/2025, which may include dividends or other distributions. Benchmark is S&P 500 Return OSTX S&P 500 YTD +5.74% -1.35% 1-Year +24.25% +22.51% 3-Year +24.25% +24.59%