secwatch / observer
8-K filed June 13, 2025, 7:59 PM ET ticker MTDR CIK 0001520006
leadership confidence high sentiment positive materiality 0.55

Matador Resources promotes Bryan Erman to Co-President; William Lambert named CFO effective June 11

Matador Resources Co

Executive movements

Machine-extracted from this filing. Every card cites the SEC source. See all recent executive movements.

Role change

Bryan A. Erman

Co-President, Chief Legal Officer and Head of M&A
MTDR · Matador Resources Co
Effective
2025-06-11
Filed
June 13, 2025, 7:59 PM ET
Bryan A. Erman has been promoted to Co-President, Chief Legal Officer and Head of M&A of the Company.
Role change

William D. Lambert

Executive Vice President, Chief Financial Officer and Head of Strategy
MTDR · Matador Resources Co
Effective
2025-06-11
Filed
June 13, 2025, 7:59 PM ET
William D. Lambert has been promoted to Executive Vice President, Chief Financial Officer and Head of Strategy of the Company.
Role change

Benjamin T. Colodney

Vice President and Chief Accounting Officer
MTDR · Matador Resources Co
Effective
2025-06-11
Filed
June 13, 2025, 7:59 PM ET
Benjamin T. Colodney has been promoted to Vice President and Chief Accounting Officer of the Company.
Role change

Robert T. Macalik

Executive Vice President – Administration and Finance of the Company and Executive Vice President and Chief Financial Officer of San Mateo
MTDR · Matador Resources Co
Effective
2025-06-11
Successor
Benjamin T. Colodney
Filed
June 13, 2025, 7:59 PM ET
Robert T. Macalik has been promoted to Executive Vice President – Administration and Finance of the Company and Executive Vice President and Chief Financial Officer of San Mateo.
Role change

Brian J. Willey

Executive Vice President – Midstream of the Company and Executive Vice President, Chief Administrative Officer and Chief Legal Officer of San Mateo Midstream, LLC
MTDR · Matador Resources Co
Effective
2025-06-11
Successor
William D. Lambert
Filed
June 13, 2025, 7:59 PM ET
Brian J. Willey has been promoted to Executive Vice President – Midstream of the Company and Executive Vice President, Chief Administrative Officer and Chief Legal Officer of San Mateo Midstream, LLC

Key facts

Extracted from this filing and checked against the source text.

Executive change SEC 8-K Item 5.02 confidence 1.0

Bryan A. Erman changed role as Co-President, Chief Legal Officer and Head of M&A at Matador Resources Co.

Action
promoted
Role
Co-President, Chief Legal Officer and Head of M&A
Exact text from the filing
Bryan A. Erman has been promoted to Co-President, Chief Legal Officer and Head of M&A of the Company.
View on SEC.gov
Executive change SEC 8-K Item 5.02 confidence 1.0

William D. Lambert changed role as Executive Vice President, Chief Financial Officer and Head of Strategy at Matador Resources Co.

Action
promoted
Role
Executive Vice President, Chief Financial Officer and Head of Strategy
Exact text from the filing
William D. Lambert has been promoted to Executive Vice President, Chief Financial Officer and Head of Strategy of the Company.
View on SEC.gov
Executive change SEC 8-K Item 5.02 confidence 1.0

Benjamin T. Colodney changed role as Vice President and Chief Accounting Officer at Matador Resources Co.

Action
promoted
Role
Vice President and Chief Accounting Officer
Exact text from the filing
Benjamin T. Colodney has been promoted to Vice President and Chief Accounting Officer of the Company.
View on SEC.gov
Executive change SEC 8-K Item 5.02 confidence 1.0

Robert T. Macalik changed role as Executive Vice President – Administration and Finance of the Company and Executive Vice President and Chief Financial Officer of San Mateo at Matador Resources Co.

Action
promoted
Role
Executive Vice President – Administration and Finance of the Company and Executive Vice President and Chief Financial Officer of San Mateo
Exact text from the filing
Robert T. Macalik has been promoted to Executive Vice President – Administration and Finance of the Company and Executive Vice President and Chief Financial Officer of San Mateo.
View on SEC.gov
Executive change SEC 8-K Item 5.02 confidence 1.0

Brian J. Willey changed role as Executive Vice President – Midstream of the Company and Executive Vice President, Chief Administrative Officer and Chief Legal Officer of San Mateo Midstream, LLC at Matador Resources Co.

Action
promoted
Role
Executive Vice President – Midstream of the Company and Executive Vice President, Chief Administrative Officer and Chief Legal Officer of San Mateo Midstream, LLC
Exact text from the filing
Brian J. Willey has been promoted to Executive Vice President – Midstream of the Company and Executive Vice President, Chief Administrative Officer and Chief Legal Officer of San Mateo Midstream, LLC
View on SEC.gov

Matador Resources Co filing history →

Source: SEC EDGAR
accession 0001520006-25-000156
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