---
schema_version: "secwatch.filing_event.v1"
accession: "0001698990-22-000040"
form_type: "8-K"
ticker: "MGY"
cik: "0001698990"
company_name: "Magnolia Oil & Gas Corp"
filed_at: "2022-09-23T23:59:59+00:00"
generated_at: "2026-06-23T07:47:16.172255+00:00"
event_type: "leadership"
sentiment: "negative"
materiality_score: 0.8
calibrated_materiality_score: 0.8
confidence: "high"
source: SEC EDGAR
---

# CEO Stephen Chazen steps down due to health; Chris Stavros named CEO, Chairman Dan Smith; Chazen passes Sept 23

## Summary
- Stephen Chazen stepped down as Chairman, President and CEO on Sept 21 due to serious health reasons.
- Christopher Stavros, former EVP and CFO, appointed President, CEO and director; will continue as CFO until successor named.
- Dan Smith, previously Lead Independent Director, named Chairman of the Board.
- On Sept 23, Chazen passed away; Board vacancy removed.

## SEC filing metadata
- accession: 0001698990-22-000040
- form_type: 8-K
- ticker: MGY
- cik: 0001698990
- company_name: Magnolia Oil & Gas Corp
- filed_at: 2022-09-23T23:59:59+00:00
- event_type: leadership
- sentiment: negative
- materiality_score: 0.8
- calibrated_materiality_score: 0.8
- confidence: high
- sec_items: 5.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1698990/000169899022000040/0001698990-22-000040-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1698990/000169899022000040/mgy-20220921x8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001698990-22-000040
- JSON: https://secwatch.observer/filing/0001698990-22-000040.json
- Plain text: https://secwatch.observer/filing/0001698990-22-000040.txt

## Key facts
- Executive change
  Dan Smith was appointed as Chairman of the Board at Magnolia Oil & Gas Corp.
  - Action: appointed
  - Role: Chairman of the Board
  source text: On such date, Dan Smith, who previously served as the Company’s Lead Independent Director, was appointed to serve as Chairman of the Board of Directors (the “Board”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/1698990/000169899022000040/0001698990-22-000040-index.htm
- Executive change
  Christopher Stavros was appointed as President and Chief Executive Officer at Magnolia Oil & Gas Corp.
  - Action: appointed
  - Role: President and Chief Executive Officer
  source text: and appointed Christopher Stavros as President and Chief Executive Officer and as a director.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1698990/000169899022000040/0001698990-22-000040-index.htm

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