STOCK TITAN
  1. Home
  2. Sec-filings
  3. MTDR
  4. [8-K] Matador Resources Co Reports Material Event

Matador Resources (NYSE: MTDR) elevates Calvert to CFO and Stetson to COO

Filing Impact
(High)
Filing Sentiment
(Neutral)
Form Type
8-K

Rhea-AI Filing Summary

Matador Resources Company announced key leadership promotions effective April 21, 2026. Christopher P. Calvert was promoted to Executive Vice President and Chief Financial Officer, becoming the company’s principal financial officer, and Glenn W. Stetson was promoted to Executive Vice President and Chief Operating Officer.

Both Calvert and Stetson joined Matador in 2014, each with over ten years leading departments at the company and about 20 years of industry experience. Calvert succeeds Robert T. Macalik as Chief Financial Officer; Macalik’s departure from the CFO role is stated as not related to any financial or accounting issue or disagreement with Matador on operations, policies or practices.

Positive

  • None.

Negative

  • None.

Insights

Matador reshuffles top finance and operations roles with experienced internal leaders.

Matador Resources is elevating long-tenured executives Christopher Calvert to Chief Financial Officer and Glenn Stetson to Chief Operating Officer. Both have led major departments since 2014 and sit on the Executive Committee, suggesting continuity in strategic direction.

The company explicitly notes that outgoing CFO Robert Macalik’s cessation as CFO is not tied to financial, accounting or policy disagreements. This language aims to reduce concerns about hidden financial issues and frames the changes as planned leadership development rather than reactive turnover.

Because Calvert has deep operational and capital markets relationships, his move into the CFO seat may integrate field operations and finance more closely. Future company disclosures may show how this leadership structure influences capital allocation, midstream development and growth initiatives in Matador’s core shale plays.

Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers Governance
Key personnel changes including departures, elections, or appointments of directors and executive officers.
Item 7.01 Regulation FD Disclosure Disclosure
Material non-public information disclosed under Regulation Fair Disclosure, often investor presentations or guidance.
Item 9.01 Financial Statements and Exhibits Exhibits
Financial statements, pro forma financial information, and exhibit attachments filed with this report.
Effective date of promotions April 21, 2026 Date Calvert became CFO and Stetson became COO
Industry experience approximately 20 years Experience of Calvert and Stetson in the industry
Service at Matador over ten years Time each has led departments at Matador
Executive Vice President and Chief Financial Officer financial
"Christopher P. Calvert has been promoted to Executive Vice President and Chief Financial Officer"
Executive Vice President and Chief Operating Officer financial
"Glenn W. Stetson has been promoted to Executive Vice President and Chief Operating Officer"
principal financial officer financial
"Mr. Calvert will assume the role of principal financial officer from Robert T. Macalik"
The principal financial officer is the senior executive who runs a company's financial operations: preparing and certifying financial reports, managing accounting controls, budgets and cash flow, and advising on financial strategy. Investors care about this role because its competence affects how trustworthy the company’s numbers are, how well it manages risk and capital needs, and the credibility of forecasts—like the chief navigator steering a firm's financial course.
Inline XBRL technical
"Cover Page Interactive Data File, formatted in Inline XBRL"
Inline XBRL is a file format for financial filings that embeds machine-readable data tags directly inside the human-readable report, so the same document can be read by people and parsed by software. For investors it makes extracting, comparing and verifying financial numbers faster and more reliable—like a grocery list where each item also has a barcode—reducing manual errors and speeding up analysis.
emerging growth company regulatory
"Emerging growth company Matador Resources Company"
An emerging growth company is a recently public or smaller public firm that qualifies for temporary, lighter regulatory and disclosure rules to reduce the cost and effort of being public. For investors, it means the company may provide less historical financial detail and face fewer reporting requirements than larger firms, so it can grow more quickly but also carries higher uncertainty—like buying a promising early-stage product with fewer user reviews.
Understanding 8-K Material Events →
0001520006false00015200062026-04-212026-04-21

UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
  _________________________________
FORM 8-K
_________________________________
CURRENT REPORT
Pursuant to Section 13 or 15(d)
of the Securities Exchange Act of 1934
Date of Report (Date of Earliest Event Reported) April 21, 2026
 _________________________________
Matador Resources Company
(Exact name of registrant as specified in its charter)
   _________________________________
Texas 001-35410 27-4662601
(State or other jurisdiction
of incorporation)		 (Commission
File Number)		 (IRS Employer
Identification No.)
5400 LBJ Freeway, Suite 150075240
Dallas, Texas
(Address of principal executive offices)(Zip Code)
Registrant’s telephone number, including area code: (972) 371-5200
Not Applicable
(Former name or former address, if changed since last report)
_________________________________
Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:
☐Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))
Securities registered pursuant to Section 12(b) of the Act:
Title of each classTrading symbol(s)Name of each exchange on which registered
Common Stock, par value $0.01 per shareMTDRNew York Stock Exchange
Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).
Emerging growth company  ☐
If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.  ☐



Item 5.02Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

Matador Resources Company (the “Company”) today announced the promotion of Christopher P. Calvert to Executive Vice President and Chief Financial Officer and Glenn W. Stetson to Executive Vice President and Chief Operating Officer, each effective as of April 21, 2026.

Mr. Calvert joined the Company in October 2014 and most recently served as the Company’s Executive Vice President and Chief Operating Officer. Mr. Stetson joined the Company in August 2014 and most recently served as the Company’s Executive Vice President – Production. Mr. Calvert will assume the role of principal financial officer from Robert T. Macalik, who ceased serving as Chief Financial Officer on April 21, 2026. Mr. Macalik’s cessation of service as Chief Financial Officer is not related to any financial or accounting issue or any disagreement with the Company on any matter relating to the Company’s operations, policies or practices.

The biographical information regarding Messrs. Calvert and Stetson disclosed in the Company’s Definitive Proxy Statement on Schedule 14A, filed with the Securities and Exchange Commission on April 28, 2025, under the heading “Executive Officers and Other Senior Officers of the Company”, is incorporated herein by reference.
Item 7.01Regulation FD Disclosure.

Attached hereto as Exhibit 99.1 is a press release issued by the Company on April 27, 2026, announcing the promotions of Messrs. Calvert and Stetson.

The information furnished pursuant to this Item 7.01, including Exhibit 99.1, shall not be deemed to be “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended, and will not be incorporated by reference into any filing under the Securities Act of 1933, as amended, unless specifically identified therein as being incorporated therein by reference.

Item 9.01Financial Statements and Exhibits.
(d) Exhibits
 
Exhibit No.  Description of Exhibit
99.1   
Press Release, dated April 27, 2026.
104   Cover Page Interactive Data File, formatted in Inline XBRL (included as Exhibit 101).

 



SIGNATURE
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.
 
  MATADOR RESOURCES COMPANY
Date: April 27, 2026  By: /s/ Bryan A. Erman
  Name: Bryan A. Erman
  Title: Co-President



MATADOR RESOURCES COMPANY ANNOUNCES LEADERSHIP PROMOTIONS

DALLAS, Texas, April 27, 2026 -- Matador Resources Company (NYSE: MTDR) (“Matador”) today announced the following promotions, effective as of April 21, 2026:

•Christopher P. Calvert has been promoted to Executive Vice President and Chief Financial Officer
•Glenn W. Stetson has been promoted to Executive Vice President and Chief Operating Officer

These promotions will further strengthen Matador’s continued focus on execution, efficiency and long-term value creation.

Mr. Calvert and Mr. Stetson each have over ten years of experience leading departments at Matador and approximately 20 years of industry experience. Both have served on and been key members of Matador’s Executive Committee. Mr. Calvert joined Matador in October 2014 and most recently served as our Executive Vice President and Chief Operating Officer. Mr. Stetson joined Matador in August 2014 and most recently served as our Executive Vice President – Production. Mr. Calvert will assume the role of Chief Financial Officer from Robert T. Macalik, who ceased serving as Chief Financial Officer on April 21, 2026. Mr. Macalik’s cessation of service as Chief Financial Officer is not related to any financial or accounting issue or any disagreement with Matador on any matter relating to Matador’s operations, policies or practices.

Joseph Wm. Foran, Matador’s Founder, Chairman and Chief Executive Officer, stated, “I would like to congratulate Chris and Glenn on their well-deserved promotions. Chris and Glenn have both operational and leadership experience, and they have been large contributors to Matador’s growth since joining us in 2014. Chris’s operational and business experience and technical knowledge, combined with his relationships with our various staff members, shareholders, bondholders, analyst community and bank group, uniquely position him to head our finance team as Chief Financial Officer. Glenn has consistently demonstrated his skill in identifying and developing a team focused on delivering record results for Matador’s various operations and midstream activities under his purview, and he will continue to cultivate that focus as Chief Operating Officer.”

About Matador Resources Company

Matador is an independent energy company engaged in the exploration, development, production and acquisition of oil and natural gas resources in the United States, with an emphasis on oil and natural gas shale and other unconventional plays. Its current operations are focused primarily on the oil and liquids-rich portion of the Wolfcamp and Bone Spring plays in the Delaware Basin in Southeast New Mexico and West Texas. Matador also operates in the Haynesville shale and Cotton Valley plays in Northwest Louisiana. Additionally, Matador conducts midstream operations in support of its exploration, development and production operations and provides natural gas processing, oil transportation services, natural gas, oil and produced water gathering services and produced water disposal services to third parties.

For more information, visit Matador Resources Company at www.matadorresources.com.

Contact Information    

Mac Schmitz
Senior Vice President - Investor Relations
(972) 371-5225
1
investors@matadorresources.com

2

Source: View Original Filing on SEC EDGAR

FAQ

What leadership changes did Matador Resources (MTDR) announce in this 8-K?

Matador Resources promoted Christopher P. Calvert to Executive Vice President and Chief Financial Officer and Glenn W. Stetson to Executive Vice President and Chief Operating Officer, both effective April 21, 2026. These are internal promotions of long-tenured executives who have led key departments since 2014.

Who is Matador Resources’ new Chief Financial Officer and what is his background?

The new Chief Financial Officer is Christopher P. Calvert, promoted to Executive Vice President and CFO. He joined Matador in October 2014, previously served as Executive Vice President and Chief Operating Officer, and has over ten years managing departments at Matador and roughly 20 years of industry experience.

Who is Matador Resources’ new Chief Operating Officer and what experience does he have?

Glenn W. Stetson has been promoted to Executive Vice President and Chief Operating Officer. He joined Matador in August 2014, most recently served as Executive Vice President – Production, and brings over ten years of leadership at Matador plus about 20 years of broader oil and gas industry experience.

Why did Matador’s prior CFO, Robert T. Macalik, leave the CFO role?

Robert T. Macalik ceased serving as Chief Financial Officer on April 21, 2026. Matador states his cessation as CFO is not related to any financial or accounting issue or any disagreement regarding the company’s operations, policies or practices, positioning the change as non-adversarial.

How does Matador describe the purpose of these leadership promotions?

Matador says promoting Christopher Calvert and Glenn Stetson will strengthen its focus on execution, efficiency and long-term value creation. The company highlights their operational and leadership experience, long service since 2014, and key roles on the Executive Committee as reasons they are suited for these expanded responsibilities.

What business is Matador Resources (MTDR) engaged in and where are its core operations?

Matador is an independent energy company focused on exploring, developing, producing and acquiring oil and natural gas in U.S. shale and unconventional plays. Its operations emphasize the Wolfcamp and Bone Spring plays in the Delaware Basin, plus Haynesville shale and Cotton Valley in Northwest Louisiana and related midstream services.

Filing Exhibits & Attachments

4 documents

Press Releases

Other Documents