---
schema_version: "secwatch.filing_event.v1"
accession: "0001520006-26-000043"
form_type: "8-K"
ticker: "MTDR"
cik: "0001520006"
company_name: "Matador Resources Co"
filed_at: "2026-09-10T20:15:26+00:00"
generated_at: "2026-09-10T20:16:16.857582+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# Matador Co-President Van Singleton retires; Bryan Erman assumes role, Filbert takes land/A&D

## Summary
- Van H. Singleton, II retired as Co-President effective Sept 9, 2026; becomes Special Advisor to Board and Executive Committee.
- Bryan A. Erman, Co-President since June 2025, assumes Singleton's Co-President role; Jonathan J. Filbert takes over land and A&D duties.
- Advisor Agreement pays Singleton $450,000/year ($37,500/month) plus discretionary bonus expected ≥$50,000; equity awards continue vesting.
- Agreement includes 12-month non-compete (Eddy/Lea NM, Loving/Ward/Winkler TX) and 24-month non-solicitation covenants.
- Singleton terminated prior employment agreement; no further compensation beyond accrued obligations and advisor terms.

## SEC filing metadata
- accession: 0001520006-26-000043
- form_type: 8-K
- ticker: MTDR
- cik: 0001520006
- company_name: Matador Resources Co
- filed_at: 2026-09-10T20:15:26+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1520006/000152000626000043/0001520006-26-000043-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1520006/000152000626000043/mtdr-20260909.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001520006-26-000043
- JSON: https://secwatch.observer/filing/0001520006-26-000043.json
- Plain text: https://secwatch.observer/filing/0001520006-26-000043.txt

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