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OS Therapies Inc

OSTX
Exchange
NYSE
Industry
Pharmaceutical Preparations
SEC CIK
0001795091

No open-market purchases or sales by OS Therapies Inc insiders were filed in the last 90 days; 29 institutions reported holding it in 13F filings for Q2 2026, worth $5.50M in total; no superinvestor holds it.

Q2 2025 vs. Q1 2025

How the institutions holding OS Therapies Inc changed between Q1 2025 and Q2 2025.

All holders in Q2 2025All holders in Q1 2025

13F holders of OSTX: Q1 2025 compared with Q2 2025
MeasureQ1 2025Q2 2025Change
Holders613+7
Shares389.3K603.7K+214.4K (+55.1%)
Value$599.3K$1.13M+$535.3K (+89.3%)

New holders (7)

Institutions that held OS Therapies Inc at the end of Q2 2025 but not at the end of Q1 2025.

Institutions new to OSTX in Q2 2025
InstitutionSharesValue% of portfolio
UBS Group AG52,817$99.3K0.00%
XTX Topco Ltd33,489$63.0K0.00%
Bridgeway Capital Management, LLC25,000$47.0K0.00%
Virtu Financial LLC21,532$40.0K0.00%
Full Sail Capital, LLC10,220$19.2K0.00%
Tower Research Capital LLC (TRC)2,550$4.79K0.00%
JPMorgan Chase & Co322$6050.00%

Sold out (0)

Institutions that held OS Therapies Inc at the end of Q1 2025 and filed for Q2 2025 without it.

None.