OS Therapies Incorporated (OSTX)

NYSEAMERICAN: OSTX · Real-Time Price · USD
1.880
+0.080 (4.44%)
At close: Jun 26, 2026, 4:00 PM EDT
1.870
-0.010 (-0.53%)
After-hours: Jun 26, 2026, 8:00 PM EDT
4.44%
Market Cap 83.73M
Revenue (ttm) n/a
Net Income (ttm) -35.27M
Shares Out 44.54M
EPS (ttm) -1.05
PE Ratio n/a
Forward PE n/a
Dividend n/a
Ex-Dividend Date n/a
Volume 647,653
Open 1.800
Previous Close 1.800
Day's Range 1.770 - 1.895
52-Week Range 1.150 - 2.570
Beta n/a
Analysts Strong Buy
Price Target 9.40 (+400.0%)
Earnings Date Aug 17, 2026

About OSTX

OS Therapies Incorporated, a clinical stage biopharmaceutical company, focuses on the identification, development, and commercialization of treatments for osteosarcoma and other solid tumors in the United States. The company’s pipeline includes OST-HER2, an off-the-shelf immunotherapy for osteosarcoma patients; and OST-tunable drug conjugate (OST-tADC), an antibody-drug conjugate (ADC) silicone dioxide linker technology, with a plug-and-play platform that features tunable pH sensitive silicone linkers. The company was incorporated in 2018 and i... [Read more]

Industry Biotechnology
Sector Healthcare
IPO Date Aug 1, 2024
Employees 5
Stock Exchange NYSEAMERICAN
Ticker Symbol OSTX
Full Company Profile

Financial Performance

Financial Statements

Analyst Forecast

According to 3 analysts, the average rating for OSTX stock is "Strong Buy." The 12-month stock price target is $9.4, which is an increase of 400.00% from the latest price.

Price Target
$9.4
(400.00% upside)
Analyst Consensus: Strong Buy
Stock Forecasts

News

OS Animal Health Announces Peer-Reviewed Publication of Clinical Trial Data for OST-HER2 Plus Palliative Radiation as Frontline Treatment in Canine Osteosarcoma

20% of OST-HER2 treated dogs survived 2-year vs. 1% in control group (p = 0.00995) Over 15,000 dogs per year diagnosed with osteosarcoma Company expects to submit U.S. Department of Agriculture meetin...

2 days ago - Newsfile Corp

OS Therapies Achieves Global Regulatory Alignment on Design of Phase 3 Trial of OST-HER2 in Fully Resected, Pulmonary Metastatic Osteosarcoma

Confirmatory Phase 3 trial to commence prior to BLA grant under Accelerated Approval Program in the U.S. and Conditional MAA in the U.K., Europe and Australia Patent pending pharmacodynamic response b...

20 days ago - Newsfile Corp

OS Therapies Achieves Statistically Significant 2.5-Year Overall Survival in Phase 2b Trial of OST-HER2 in Fully Resected Pulmonary Metastatic Osteosarcoma

75% 2.5-year overall survival for OST-HER2 vs. 47% pooled historical control (p = 0.003), with no new patient deaths reported since the 2-year overall survival data (75% vs.

26 days ago - Newsfile Corp

OS Therapies Announces the Publication of Four Articles on OST-HER2 and Osteosarcoma in Drug Discovery World

The Company confirms that it will release 2.5 year overall survival data from Phase 2b clinical trial OST-HER2 in the prevention or delay of recurrence in fully-resected pulmonary metastatic osteosarc...

4 weeks ago - Newsfile Corp

OS Therapies to Attend Upcoming Medical, Financial and Industry Conferences

ASCO 2026: 2.5-Year Overall Survival Data Jefferies Healthcare Conference: Partnering & Investor meetings BIO International Convention: Panel Participation MIB Agents Factor Osteosarcoma Conference: D...

4 weeks ago - Newsfile Corp

OS Therapies price target lowered to $13 from $14 at Lake Street

Lake Street lowered the firm’s price target on OS Therapies (OSTX) to $13 from $14 and keeps a Buy rating on the shares following the company’s Q1 update. 2.5-year overall…

5 weeks ago - TheFly

OS Therapies Quarterly report: Q1 2026

OS Therapies has published its Q1 2026 quarterly earnings report on May 18, 2026.

5 weeks ago - Filings

OS Therapies Earnings release: Q1 2026

OS Therapies released its Q1 2026 earnings on May 18, 2026, summarizing the period's financial results.

5 weeks ago - Filings

OS Therapies Reports First Quarter 2026 Financials and Provides Business Update

$5.5 million financing that closed on April 2, 2026 together with $5.7 million in capital raised in Q1-2026, expected to provide Company with cash runway into 2027 $4.5 million of accrued VAT refunds ...

5 weeks ago - Newsfile Corp

OS Therapies to Announce First Quarter 2026 Financials on Monday, May 18, 2026

New York, New York and Rockville, Maryland--(Newsfile Corp. - May 15, 2026) - OS Therapies, Inc. (NYSE American: OSTX) ("OS Therapies" or "the Company"), the world leader in gene-edited, listeria-base...

6 weeks ago - Newsfile Corp

OS Therapies Appoints Industry Leader Dr. Craig Eagle as Chief Medical Advisor

Appointment strengthens medical, regulatory, and commercial leadership as Company prepares to complete early market access regulatory filings in the U.S., U.K, Europe and Australia in anticipation of ...

6 weeks ago - Newsfile Corp

Stonegate Capital Partners Updates Coverage on OS Therapies Inc. (OSTX)

Dallas, Texas--(Newsfile Corp. - May 12, 2026) - OS Therapies Inc. (NYSE American: OSTX): Stonegate Capital Partners updates their coverage on OS Therapies Inc. (NYSE American: OSTX). OS Therapies adv...

6 weeks ago - Newsfile Corp

OS Therapies Announces EMA Initiates Rolling Review of Conditional Marketing Authorization Application for OST-HER2 in the Prevention or Delay of Recurrence in Fully Resected Pulmonary Metastatic Osteosarcoma

Conference call scheduled for Thursday, April 30, 2026, at 8:30 am ET to review new OST-HER2 immune pharmacodynamic biomarker response (seroconversion) data and review regulatory successes validating ...

2 months ago - Newsfile Corp

OS Therapies Schedules OST-HER2 Pharmacodynamic Response Biomarker Conference Call on April 30, 2026 at 8:30am ET

Regulatory feedback recent from April 2026 EU EMA and Australian TGA meetings Remaining Q2-2026 regulatory meetings include two U.S. FDA meetings and one UK MHRA meeting, in addition to follow-up meet...

2 months ago - Newsfile Corp

OS Therapies Files New Patent Application Covering Biomarkers of the Immune Response to Listeria Monocytogenes

New patent application covers treatment-emergent immune signature related to 'turning cold tumors hot' and the activation of targeted cytotoxic cellular immune responses Company to host conference cal...

2 months ago - Newsfile Corp

OS Therapies Appoints Biotech Industry Luminary Robert "Bob" S. Langer, PhD as Strategic Advisor

Co-founder of more than 40 biotechnology companies, including 16 IPOs and 19 successful acquisitions Scientific and medical titan focused on driving innovation for human health Will assist with lister...

2 months ago - Newsfile Corp

OS Therapies Appoints Craig Eagle, MD as Strategic Advisor

Senior leadership roles at Guardant Health, Genentech and Pfizer Regulatory, clinical and commercial expertise in therapeutics and biomarkers Will assist with osteosarcoma regulatory advice and oncolo...

2 months ago - Newsfile Corp

OS Therapies Completes $5.25M Registered Direct Offering Primarily with Pre-Existing High-Net-Worth Investors

Company expects approximately $2 million in non-dilutive VAT refunds from wholly owned U.K. subsidiary in 2Q-26 Company expects to receive approximately $2 million in non-dilutive R&D tax credits repa...

3 months ago - Newsfile Corp

OS Therapies price target lowered to $14 from $17 at Lake Street

Lake Street lowered the firm’s price target on OS Therapies (OSTX) to $14 from $17 and keeps a Buy rating on the shares. The firm, which notes that OS “aggressively…

3 months ago - TheFly

OS Therapies Completes Submission of Biomarker & Clinical Data for U.S. FDA Pre-BLA Meeting, Reports Full Year 2025 Financial Results and Provides Business Update

December 2025 Type C Meeting confirmed immune biomarkers suitability to establish surrogate clinical efficacy that could support BLA under Accelerated Approval Pathway Pre-specified clinical outcomes ...

3 months ago - Newsfile Corp

OS Therapies Earnings release: Q4 2025

OS Therapies released its Q4 2025 earnings on March 31, 2026, summarizing the period's financial results.

3 months ago - Filings

OS Therapies Annual report: Q4 2025

OS Therapies has published its Q4 2025 annual report on March 31, 2026.

3 months ago - Filings

OS Therapies Granted Meetings with U.S. FDA, U.K. MHRA, EMA and Australian Therapeutic Goods Administration to Review Global Confirmatory Phase 3 Trial for OST-HER2 in Metastatic Osteosarcoma

Meetings with all four regulatory agencies scheduled to occur in the second quarter of 2026, with expected Phase 3 commencement in the third quarter of 2026 initially in Australia Commencing the Phase...

3 months ago - Newsfile Corp

OS Therapies Granted EMA's Advanced Therapy Medicinal Product (ATMP) Designation for OST-HER2 in the Treatment of Pulmonary Recurrence in Resected Osteosarcoma

ATMP benefits include access to the Conditional Marketing Authorisation accelerated market access pathway in Europe, significantly reduced user fees for small and medium-sized enterprises (SMEs), tail...

3 months ago - Newsfile Corp

OS Therapies Announces FDA OST-HER2 Type D Meeting Elevated to Type B Pre-BLA Meeting

FDA's elevated meeting status signals transition from biomarker data discussions to Accelerated Approval discussions OS Therapies on track to complete clinical data submission by the end of Q1 2026 Ne...

3 months ago - Newsfile Corp