Item 5.02. Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers. Sluiter RSU Grant On May 27, 2026, the Compensation Committee of the Board of Directors (the “Board”) of Gulfport Energy Corporation (the “Company”) approved a grant of restricted stock units pursuant to the Company’s 2021 Stock Incentive Plan to Michael Sluiter, Senior Vice President of Reservoir Engineering, with a fair market value of $222,500 and a vesting period of one year. Dell’Osso Board Appointment On May 28, 2026, the Board voted to increase the size of the Board to seven members and appointed Domenic J. Dell’Osso, Jr. to serve as a member of the Board until the 2027 Annual Meeting of Stockholders or until his successor is duly elected and qualified. On May 4, 2026, Mr. Dell’Osso was appointed President and Chief Executive Officer of the Company effective as of May 28, 2026. Mr. Dell’Osso has more than 20 years of experience in the energy sector, with expertise in corporate strategy, capital markets and mergers and acquisitions, as well as leading companies through periods of transformation to position them for long-term value creation. Most recently, he served as President and Chief Executive Officer of Expand Energy Corporation (NASDAQ: EXE) (formerly Chesapeake Energy Corporation) from 2021 to February 2026. During his tenure as CEO, Expand Energy became the largest natural gas producer in the United States and grew EBITDA and free cash flow significantly. The company also became widely recognized as the capital efficiency and cost leader in every basin of operations, exhibiting disciplined capital allocation to match market conditions and return significant capital to shareholders. Mr. Dell’Osso joined Chesapeake in 2008, serving in roles of increasing responsibility, including Executive Vice President and Chief Financial Officer from 2010 to 2021. Prior to Chesapeake, he was an investment banker with Jefferies & Co and Banc of America Securities. He earned a Master of Business Administration in Finance from The University of Texas at Austin and a Bachelor’s degree in Economics from Boston College. Mr. Dell’Osso currently serves on the board of Transocean Ltd. (NYSE: RIG). Mr. Dell’Osso will receive no additional compensation for his role on the Board. There are no family relationships between Mr. Dell’Osso and any director or executive officer of the Company that are required to be disclosed pursuant to Item 401(d) of Regulation S-K, there are no undertakings between Mr. Dell’Osso and any other person pursuant to which he was selected to serve as an officer of the Company, and there are no transactions between the Company and Mr. Dell’Osso that would require disclosure under Item 404(a) of Regulation S-K. Mr. Dell’Osso is not expected to serve on a committee of the Board. 1
GPOR Gulfport Energy Corp - 8-K
Accession
0001213900-26-0635065.025.07
Item 5.02 - Departure/Election of Directors or Certain Officers
456 words
Item 5.07 - Submission of Matters to a Vote of Security Holders
282 words
Item 5.07. Submission of Matters to a Vote of Security Holders. On May 27, 2026, the Company held its 2026 Annual Meeting of Stockholders (the “Annual Meeting”). At the Annual Meeting, the matters voted upon and the number of votes cast for, against or withheld, as well as the number of abstentions and broker non-votes as to such matters, were as stated below. The proposals related to each matter are described in the definitive proxy statement for the Annual Meeting, which was filed with the Securities and Exchange Commission on April 8, 2026. Proposal 1: Election of Directors Timothy Cutt, David Wolf, Jason Martinez, Jeannie Powers, David Reganato and Mary Shafer-Malicki were elected to serve as the Company’s directors until the 2027 Annual Meeting of Stockholders or until their respective successors are duly elected and qualified. The results of the vote on Proposal 1 were as follows: Name of Nominee For Against Withheld Broker Non-Votes Timothy Cutt 14,913,776 194,656 42,126 230,828 David Wolf 14,791,532 317,292 41,734 230,828 Jason Martinez 14,955,006 153,820 41,732 230,828 Jeannie Powers 14,761,123 347,686 41,749 230,828 David Reganato 14,791,358 317,466 41,734 230,828 Mary Shafer-Malicki 14,780,840 287,168 82,550 230,828 Proposal 2: Auditors Ratification Proposal The Company’s stockholders ratified the appointment of Grant Thornton LLP as the Company’s independent auditors for the fiscal year ending December 31, 2026. The results of the vote on Proposal 2 were as follows: For Against Abstentions Broker Non-Votes 15,096,966 245,452 38,986 0 Proposal 3: Say-on-Pay Proposal The Company’s stockholders approved, on an advisory, non-binding basis, the compensation paid to the Company’s named executive officers. The results of the vote on Proposal 3 were as follows: For Against Abstentions Broker Non-Votes 14,813,750 289,761 47,047 230,828 2