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VOL. XII · NO. 117Established MMXIV · George Town, Grand CaymanAtlantic Edition · $4.50

The Cayman Journal

Finance · Business · Technology · Caribbean & Global Affairs
Markets · Healthcare

OS Therapies Incorporated (OSTX)

ASE · Biotechnology

$1.50-0.03 (-1.96%)Quote refreshed

Sources: Yahoo Finance (quote, statistics) · SEC EDGAR (filings, insider trades, 13F holders) · company filings & press wires

Market Cap
$68.3M
P/E (TTM)
EPS
$-1.05
Div Yield
52W Range
$1.15–$2.57
Beta

Company overview

Next earnings: 2026-08-14(17d)

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 is based in Grasonville, Maryland.

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Recent press releases

April 2026

3 months ago8-KHealthcare

OS Therapies Inc — 8-K Filing

OSTXOS Therapies Inc

# 🧾 What This Document Is This is an 8-K filing from OS Therapies Inc. (OSTX). It's a current report that companies must file with the SEC to announce major events. This specific filing includes two attached agreements that together announce one big event: **the company is raising money by selling

Read summaryView on SEC EDGAR

SEC filings

All filings →
1 recent filing shown in the timeline above. View all SEC filings →

OS Therapies Incorporated has no reported insider trades in the last 90 days.

Institutional holders

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As of 2025-12-31 · prior 2025-09-30
540,421 sh+187.1%
109,949 sh-44.6%
400,000 sh0.0%
30,785 sh-67.1%
87,537 sh+1.5%
27,740 sh● NEW
10,220 sh-50.0%
18,156 sh+7898.2%

People at OS Therapies Incorporated

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Quarterly financials

Full financials →
Revenue trend
03/25
NI -$3.9M
06/25
NI -$4.5M
09/25
NI -$6.9M
RevenueNI = Net Income
EPS trend (diluted)
Latest: $-0.21
Prior: $-0.19
Revenue sparkline