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Kirk Oliver joins Diversified Energy (DEC) board as independent non-executive director

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

Rhea-AI Filing Summary

Diversified Energy Company appointed Kirk Oliver to its Board of Directors, effective May 21, 2026, increasing the board size from five to six members. He will serve as an independent non-executive director and join the Audit and Risk Committee and the Sustainability and Safety Committee.

Oliver brings nearly 20 years of senior financial and energy industry experience, including CFO roles at Equitrans Midstream Corporation and UGI Corporation, along with earlier leadership positions at Allegheny Energy, TXU and Hunt Power and prior investment banking experience at Lehman Brothers. He will enter into the company’s standard indemnification agreement and receive non-employee director compensation consistent with other directors, including a pro-rated annual equity grant.

Positive

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Negative

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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.
Board size 6 directors Increased from five upon Kirk Oliver’s appointment
independent non-executive director financial
"has appointed Kirk Oliver as an independent non-executive director, effective May 21, 2026"
An independent non-executive director is a board member who is not part of a company’s day-to-day management and has no close ties to major owners, so they can offer unbiased oversight of strategy, risks, and executive pay. For investors, they act like an impartial referee who helps prevent conflicts of interest, improve transparency and hold management accountable, which can reduce governance risk and protect shareholder value.
Audit and Risk Committee financial
"appointed Kirk Oliver to the Board and to the Audit and Risk Committee and the Sustainability and Safety Committee"
A board committee that oversees a company’s financial reporting, internal controls, compliance and major business risks, and coordinates with external auditors. It acts like a building inspector and alarm system for investors, checking that the company’s books are accurate, controls are working, and potential threats (financial, legal or operational) are identified and managed, which helps protect shareholder value and reduces the chance of surprises.
Sustainability and Safety Committee financial
"will become a member of the Board’s Audit and Risk and Sustainability and Safety Committee"
indemnification agreement financial
"Mr. Oliver entered into the Company’s standard form of indemnification agreement"
An indemnification agreement is a contract in which one party promises to cover losses, costs, or legal claims that another party might face, acting like a tailored safety net or private insurance policy. For investors, it matters because such agreements shift potential financial risk away from a company or its officers and onto the indemnifier, which can affect a company’s future liabilities, cash flow and how risky the investment appears during deal-making or litigation.
Regulation FD Disclosure regulatory
"Item 7.01 Regulation FD Disclosure A copy of the press release announcing the appointment"
Regulation FD disclosure requires public companies to share important, market-moving information with everyone at the same time instead of tipping off analysts or large investors first. Think of it as making sure all players on a field hear the same announcement simultaneously; that fairness helps investors trust that stock prices reflect the same information and reduces the risk of sudden, unfair trading advantages or regulatory penalties for selective leaks.
FALSE000192244600019224462026-05-202026-05-20

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 8-K
CURRENT REPORT
Pursuant to Section13 or 15(d)
of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): May 20, 2026

Diversified Energy Company
(Exact name of registrant as specified in its charter)
Delaware
001-41870
41-2283606
(State or Other Jurisdiction of Incorporation)
(Commission File Number)
(IRS Employer Identification No.)
1600 Corporate Drive Birmingham, Alabama
35242
(Address of Principal Executive Office)
(Zip Code)
Registrant’s Telephone Number, Including Area Code: (205) 408-0909
(Former Name or Former Address, if Changed Since Last Report): Not Applicable

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 class
Trading Symbol(s)
Name of each exchange on which registered
Common Stock, par value $0.01 per share
DEC
New 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 5.02
Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers
On May 20, 2026, the Board of Directors (the “Board”) of Diversified Energy Company (the “Company”) appointed Kirk Oliver to the Board and to the Audit and Risk Committee and the Sustainability and Safety Committee of the Board, in each case effective May 21, 2026. In connection with such appointment, the size of the full Board was increased from five to six directors.

Mr. Oliver brings nearly twenty years of experience as the CFO of publicly traded energy companies, with deep experience in capital markets, mergers and acquisitions, corporate restructurings, and risk management. He most recently served as Executive Vice President and Chief Financial Officer of Equitrans Midstream Corporation, a publicly traded natural gas midstream company (“Equitrans”), from September 2018 until July 2024, where he built and led the company’s finance organization and was responsible for its accounting, financial planning and analysis, treasury, tax, investor relations, and risk management functions. Prior to joining Equitrans, Mr. Oliver served as Chief Financial Officer of UGI Corporation from October 2012 to May 2018, where he had broad responsibility for financial operations, capital allocation, investor relations, and risk management. Mr. Oliver has also held senior executive and financial leadership positions at Allegheny Energy, Inc., TXU Corp. and Hunt Power, L.L.C. Earlier in his career, Mr. Oliver worked in investment banking at Lehman Brothers in its Global Power & Energy Group. Mr. Oliver holds a Bachelor of Science degree in Electrical Engineering from Lawrence Technological University and a Master of Business Administration from the University of Chicago Booth School of Business.

In connection with his appointment to the Board, Mr. Oliver entered into the Company’s standard form of indemnification agreement, the form of which has been filed as Exhibit 10.11 to the Company’s Annual Report on Form 10-K for the year ended December 31, 2025. Mr. Oliver will also receive compensation for services as a non-employee director of the Company consistent with the compensation generally provided to other non-employee directors of the Company, as disclosed in the Company’s 2026 proxy statement, which was filed with the Securities and Exchange Commission on March 24, 2026, including a pro-rated annual equity grant.

There are no arrangements or understandings between Mr. Oliver and any other person pursuant to which he was selected as a director, and there are no transactions involving the Company and Mr. Oliver that the Company would be required to report pursuant to Item 404(a) of Regulation S-K.

Item 7.01    Regulation FD Disclosure

A copy of the press release announcing the appointment of Mr. Oliver is furnished as Exhibit 99.1 to this Current Report on Form 8-K.
Item 9.01
Financial Statements and Exhibits
(d)    Exhibits

Exhibit No.
Description
99.1
Press Release Dated May 21, 2026
104
Cover Page Interactive Data File (embedded within Inline XBRL document)
   




SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, as amended, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.
Diversified Energy Company
May 21, 2026
By:
/s/ Benjamin M. Sullivan
Date
Benjamin M. Sullivan
Senior Executive Vice President, Chief Legal and Risk Officer and Corporate Secretary

EXHIBIT 99.1
Diversified Energy Provides Board of Director Update
Diversified Energy Company (NYSE: DEC, LSE: DEC) is pleased to announce that its Board of Directors (the “Board”) has appointed Kirk Oliver as an independent non-executive director, effective May 21, 2026.
Mr. Oliver brings approximately 20 years of energy industry and financial expertise. He most recently served as Executive Vice President and Chief Financial Officer of Equitrans Midstream Corporation.
Prior to joining Equitrans, Mr. Oliver was the Chief Financial Officer of UGI. Mr. Oliver has also held senior executive and financial leadership positions at Allegheny Energy, TXU Corporation and Hunt Power. Earlier in his career, Mr. Oliver worked in investment banking at Lehman Brothers in the Global Power and Energy Group. Mr. Oliver received his Bachelor of Science degree in Electrical Engineering from Lawerence Technological University and holds a Masters in Business Administration from the University of Chicago Booth School of Business.
Upon his appointment, Mr. Oliver will become a member of the Board’s Audit and Risk and Sustainability and Safety Committee.
Commenting on the appointment, David Johnson, Chairman, said:
“It is my pleasure to welcome Kirk to Diversified’s Board of Directors. His breadth of experience, leadership, and reputation in the energy industry will provide valuable perspectives. We look forward to Kirk’s contributions as Diversified continues to progress its strategy of acquiring, operating, and optimizing cash generating energy assets that create value for shareholders.”
For further information, please contact:
Diversified Energy Company
Doug Kris
dkris@dgoc.com
Senior Vice President, Investor Relations
 & Corporate Communications
973 856 2757 
FTI Consulting
dec@fticonsulting.com
U.S. & UK Financial Public Relations
About Diversified Energy Company
Diversified is a leading publicly traded energy company focused on acquiring, operating, and optimizing cash generating energy assets. Through our unique differentiated strategy, we acquire existing, long-life assets and invest in them to improve environmental and operational performance until retiring those assets in a safe and environmentally secure manner. Recognized by ratings agencies and organizations for our sustainability leadership, this solutions-oriented, stewardship approach makes Diversified the Right Company at the Right Time to responsibly produce energy, deliver reliable free cash flow, and generate shareholder value.


FAQ

What board change did Diversified Energy Company (DEC) announce?

Diversified Energy Company added Kirk Oliver as an independent non-executive director, effective May 21, 2026. His appointment expands the board from five to six members and places him on the Audit and Risk and Sustainability and Safety Committees.

Who is Kirk Oliver, the new director at Diversified Energy Company (DEC)?

Kirk Oliver is a seasoned energy executive with around 20 years as CFO of publicly traded energy companies. He previously served as Executive Vice President and Chief Financial Officer of Equitrans Midstream Corporation and earlier as Chief Financial Officer of UGI Corporation.

What committees will Kirk Oliver join at Diversified Energy Company (DEC)?

Upon his appointment, Kirk Oliver will serve on Diversified Energy’s Audit and Risk Committee and its Sustainability and Safety Committee. These assignments align with his background in finance, risk management and oversight of operational and environmental performance in energy businesses.

How will Diversified Energy Company (DEC) compensate new director Kirk Oliver?

Kirk Oliver will receive compensation consistent with other non-employee directors of Diversified Energy. This includes the standard non-employee director package outlined in the company’s 2026 proxy statement and a pro-rated annual equity grant for his partial-year service on the board.

What governance documents apply to Kirk Oliver’s role at Diversified Energy (DEC)?

In connection with his appointment, Kirk Oliver entered into Diversified Energy’s standard indemnification agreement, previously filed as an exhibit to the company’s Form 10-K. This agreement provides customary protection for directors in connection with their board service and related duties.

Filing Exhibits & Attachments

4 documents