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. Its 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. OS Therapies Incorporated was incorporated in 2018 and is based in Grasonville, Maryland. Show more

Location: 115 Pullman Crossing Road, Grasonville, MD, 21638, United States | Website: https://ostherapies.com | Industry: Biotechnology | Sector: Healthcare

Market Cap

60.92M

52 Wk Range

$1.12 - $7.00

Previous Close

$1.73

Open

$1.70

Volume

237,727

Day Range

$1.63 - $1.70

Enterprise Value

77.52M

Cash

2.802M

Avg Qtr Burn

-2.89M

Insider Ownership

29.40%

Institutional Own.

4.66%

Qtr Updated

06/30/25

Drug Pipeline

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Drug & Indication	Stage & Event	Catalyst Date
OST-HER2 Details Pediatric lung metastatic osteosarcoma	Phase 2b Update	Some catalyst date You must sign up to see the catalyst details. You must sign up to see the catalyst details. You must sign up to see the catalyst details. You must sign up to see the catalyst details.Sign up now.
OST-504 Details 2L prostate cancer	Phase 1b Data readout	Some catalyst date You must sign up to see the catalyst details. You must sign up to see the catalyst details. You must sign up to see the catalyst details. You must sign up to see the catalyst details.Sign up now.