---
schema_version: "secwatch.filing_event.v1"
accession: "0001213900-25-100821"
form_type: "8-K"
ticker: "OSTX"
cik: "0001795091"
company_name: "OS Therapies Inc"
filed_at: "2025-10-21T23:59:59+00:00"
generated_at: "2026-05-17T03:03:38.378025+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# OSTX shareholders approve 200M share increase, Ayala issuance, and plan amendment at annual meeting

## Summary
- Charter amendment to increase authorized shares from 50M to 150M approved with 12.6M For, 228K Against, 16.3K Abstain.
- Ayala Issuance (shares/warrants equal to ≥20% of outstanding common stock) approved with 12.7M For, 112.5K Against.
- Plan Amendment increasing shares available for issuance from 4M to 10M and raising individual performance-based cap approved (10.9M For, 1.9M Against).
- All six director nominees elected: Paul Romness, John Ciccio, Avril McKean Dieser, Karim Galzahr, Olivier Jarry, Theodore Search.

## SEC filing metadata
- accession: 0001213900-25-100821
- form_type: 8-K
- ticker: OSTX
- cik: 0001795091
- company_name: OS Therapies Inc
- filed_at: 2025-10-21T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 5.02, 5.07, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1795091/000121390025100821/0001213900-25-100821-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1795091/000121390025100821/ea0261939-8k_ostherap.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001213900-25-100821
- JSON: https://secwatch.observer/filing/0001213900-25-100821.json
- Plain text: https://secwatch.observer/filing/0001213900-25-100821.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.