---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-22-002314"
form_type: "8-K"
ticker: "DFTX"
cik: "0001813814"
company_name: "Definium Therapeutics, Inc."
filed_at: "2022-01-07T23:59:59+00:00"
generated_at: "2026-06-27T19:57:29.651103+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.4
calibrated_materiality_score: 0.4
confidence: "high"
source: SEC EDGAR
---

# MindMed director Stephen Hurst resigns from board effective immediately

## Summary
- Stephen Hurst resigned as director of Mind Medicine (MindMed) on January 5, 2022.
- Resignation is not based on any disagreement with the Company or management.
- Hurst had served on the board since February 2020.
- CEO Robert Barrow thanked Hurst for his contributions and strategic guidance.

## SEC filing metadata
- accession: 0001104659-22-002314
- form_type: 8-K
- ticker: DFTX
- cik: 0001813814
- company_name: Definium Therapeutics, Inc.
- filed_at: 2022-01-07T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.4
- calibrated_materiality_score: 0.4
- confidence: high
- sec_items: 5.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1813814/000110465922002314/0001104659-22-002314-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1813814/000110465922002314/tm222285d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-22-002314
- JSON: https://secwatch.observer/filing/0001104659-22-002314.json
- Plain text: https://secwatch.observer/filing/0001104659-22-002314.txt

## Key facts
- Executive change
  Stephen Hurst resigned as Director at Definium Therapeutics, Inc..
  - Action: resigned
  - Role: Director
  source text: On January 5, 2022, Mr. Stephen Hurst, a member of the board of directors (the “Board”) of Mind Medicine (MindMed) Inc. (the “Company”), notified the Board of his decision to resign from the Board, effective immediately.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1813814/000110465922002314/0001104659-22-002314-index.htm

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