---
schema_version: "secwatch.filing_event.v1"
accession: "0001213900-22-024879"
form_type: "8-K"
ticker: "LGVN"
cik: "0001721484"
company_name: "Longeveron Inc."
filed_at: "2022-05-09T23:59:59+00:00"
generated_at: "2026-06-25T22:31:29.756074+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# Longeveron CEO Geoff Green steps down; CMO K. Chris Min appointed Interim CEO

## Summary
- Geoff Green resigns as CEO effective June 1, 2022; to provide consulting services.
- Board appoints K. Chris Min, M.D., Ph.D. (current CMO) as Interim CEO.
- Nationwide search for permanent CEO launched; executive search firm retained.
- Mr. Green served as CEO for 6 years, leading Longeveron from private to public.

## SEC filing metadata
- accession: 0001213900-22-024879
- form_type: 8-K
- ticker: LGVN
- cik: 0001721484
- company_name: Longeveron Inc.
- filed_at: 2022-05-09T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1721484/000121390022024879/0001213900-22-024879-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1721484/000121390022024879/ea159512-8k_longeveron.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001213900-22-024879
- JSON: https://secwatch.observer/filing/0001213900-22-024879.json
- Plain text: https://secwatch.observer/filing/0001213900-22-024879.txt

## Key facts
- Executive change
  K. Chris Min was appointed as Interim Chief Executive Officer at Longeveron Inc..
  - Action: appointed
  - Role: Interim Chief Executive Officer
  source text: the Board of Directors has unanimously appointed K. Chris Min, M.D., Ph.D., the Company’s current Chief Medical Officer, to serve as interim Chief Executive Officer until such time as a permanent successor has been identified.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1721484/000121390022024879/0001213900-22-024879-index.htm
- Executive change
  Geoff Green resigned as Chief Executive Officer at Longeveron Inc..
  - Action: resigned
  - Role: Chief Executive Officer
  source text: On May 3, 2022, Geoff Green, Chief Executive Officer of Longeveron Inc. (the “Company”) provided notice to the Company and Board of Directors of his intention to step down from his position, effective June 1, 2022.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1721484/000121390022024879/0001213900-22-024879-index.htm

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