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OS Therapies Incorporated

OSTX
Healthcare|Biotechnology|US
$1.00
+0.02 (+2.03%)
Cash / Share
$0.00

About

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.

Stock Price

-45.1%(1Y)
1M
-38.3%
3M
-37.5%
6M
-39.8%
YTD
-28.6%
1Y
-48.5%
3Y
-60.2%
5Y
-60.2%

Pipeline Summary

0 total trials
0
Phase 1
0
Phase 2
0
Phase 3
0
Phase 4

Key Facts

Market Cap$46.8M
Employees4 (+0% YoY)
CEOPaul A. Romness
IPO DateAug 1, 2024
Beta-0.64
52-Week Range$0.5799 – $2.25
Avg Volume638,909
ExchangeAMEX

Ownership

Float57.0%
Shares Outstanding46.8M

Recent Insider Trades

PETIT ROBERTAWARD
Oct 22, 2026200,000 shares @ $1.25
McKean-Dieser Avril SuzetteAWARD
Oct 22, 2026300,000 shares @ $1.25
Romness Paul A.AWARD
Oct 22, 2026900,000 shares @ $1.25
Search Theodore F.AWARD
Oct 22, 2026300,000 shares @ $1.25
Ciccio JohnAWARD
Oct 22, 2026300,000 shares @ $1.25

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Data last updated: Nov 9, 2026, 04:27 AM