---
schema_version: "secwatch.filing_event.v1"
accession: "0001013762-25-001833"
form_type: "8-K"
ticker: "OSRH"
cik: "0001840425"
company_name: "OSR Holdings, Inc."
filed_at: "2025-03-25T23:59:59+00:00"
generated_at: "2026-05-24T05:59:42.914656+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# OSR Holdings appoints Dr. Constance Höfer as Chief Scientific Officer

## Summary
- Dr. Höfer appointed CSO effective March 24, 2025; oversees scientific strategy and innovation pipeline.
- Over 20 years experience in oncology/immunology; previously led global programs at Merck Healthcare.
- Employment agreement: $300,000 base salary plus equity compensation and customary benefits.
- No family relationships with directors/officers and no reportable related-party transactions.
- Appointment aims to strengthen R&D capabilities and accelerate drug development across multiple modalities.

## SEC filing metadata
- accession: 0001013762-25-001833
- form_type: 8-K
- ticker: OSRH
- cik: 0001840425
- company_name: OSR Holdings, Inc.
- filed_at: 2025-03-25T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1840425/000101376225001833/0001013762-25-001833-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1840425/000101376225001833/ea0235479-8k_osrhold.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001013762-25-001833
- JSON: https://secwatch.observer/filing/0001013762-25-001833.json
- Plain text: https://secwatch.observer/filing/0001013762-25-001833.txt

## Key facts
- Executive change
  Dr. Constance Höfer was appointed as Chief Scientific Officer at OSR Holdings, Inc..
  - Action: appointed
  - Role: Chief Scientific Officer
  source text: On March 24, 2025, the Board of Directors of OSR Holdings, Inc. (the “Company”) appointed Dr. Constance Höfer as the Company’s Chief Scientific Officer , effective immediately.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1840425/000101376225001833/0001013762-25-001833-index.htm

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