---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-26-107498"
form_type: "8-K"
ticker: "MGY"
cik: "0001698990"
company_name: "Magnolia Oil & Gas Corp"
filed_at: "2026-09-14T20:10:29+00:00"
generated_at: "2026-09-14T20:11:22.453903+00:00"
event_type: "m_and_a"
sentiment: "positive"
materiality_score: 0.9
calibrated_materiality_score: 0.9
confidence: "high"
source: SEC EDGAR
---

# MGY closes WildFire acquisition for $2.57B cash, 32.2M shares, $600M notes

## Summary
- Closed Sept 10, 2026; purchase price: $2,570M cash, 32,203,000 MGY shares, assumption of 7.5% $600M notes due 2029.
- WildFire H1 2026 (unaudited): revenue $642M, net income $102M; total assets $2.83B as of June 30, 2026.
- MGY assumed $600M 7.5% Senior Notes due 2029 via supplemental indenture; added Magnolia Midstream as guarantor to 2032/2034 notes.
- Seller granted 30-day lock-up on equity consideration; registration rights agreement filed.

## SEC filing metadata
- accession: 0001104659-26-107498
- form_type: 8-K
- ticker: MGY
- cik: 0001698990
- company_name: Magnolia Oil & Gas Corp
- filed_at: 2026-09-14T20:10:29+00:00
- event_type: m_and_a
- sentiment: positive
- materiality_score: 0.9
- calibrated_materiality_score: 0.9
- confidence: high
- sec_items: 1.01, 2.01, 2.03, 3.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1698990/000110465926107498/0001104659-26-107498-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1698990/000110465926107498/tm2625234d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-26-107498
- JSON: https://secwatch.observer/filing/0001104659-26-107498.json
- Plain text: https://secwatch.observer/filing/0001104659-26-107498.txt

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