---
schema_version: "secwatch.filing_event.v1"
accession: "0000950170-23-033527"
form_type: "8-K"
ticker: "SRZN"
cik: "0001824893"
company_name: "Surrozen, Inc./DE"
filed_at: "2023-07-19T23:59:59+00:00"
generated_at: "2026-06-13T06:30:00.006646+00:00"
event_type: "leadership"
sentiment: "negative"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Surrozen CSO Wen-Chen Yeh departs in restructuring; receives $337K severance, moves to advisory board

## Summary
- CSO Wen-Chen Yeh to step down on July 31, 2023, as part of a planned restructuring and reduction-in-force.
- Dr. Yeh will transition to the Scientific Advisory Board; existing equity awards continue vesting during advisory service.
- Separation agreement provides $337,365 lump-sum severance (9 months salary) and COBRA premiums paid until April 30, 2024.

## SEC filing metadata
- accession: 0000950170-23-033527
- form_type: 8-K
- ticker: SRZN
- cik: 0001824893
- company_name: Surrozen, Inc./DE
- filed_at: 2023-07-19T23:59:59+00:00
- event_type: leadership
- sentiment: negative
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1824893/000095017023033527/0000950170-23-033527-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1824893/000095017023033527/srzn-20230719.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950170-23-033527
- JSON: https://secwatch.observer/filing/0000950170-23-033527.json
- Plain text: https://secwatch.observer/filing/0000950170-23-033527.txt

## Key facts
- Executive change
  Wen-Chen Yeh resigned as Chief Scientific Officer at Surrozen, Inc./DE.
  - Action: resigned
  - Role: Chief Scientific Officer
  source text: On July 14, 2023, Surrozen, Inc. and Wen-Chen Yeh, M.D., Ph.D., our Chief Scientific Officer, agreed that in connection with our planned restructuring and reduction-in-force, Dr. Yeh will cease serving as our Chief Scientific Officer and join our Scientific Advisory Board effective as of July 31, 2023.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1824893/000095017023033527/0000950170-23-033527-index.htm

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