Gulfport Energy Corporation (NYSE: GPOR) announced the appointment of Domenic "Nick" Dell'Osso Jr. as President and Chief Executive Officer, effective May 28, 2026.

Dell'Osso brings more than 20 years of energy sector experience to the Oklahoma City-based natural gas exploration and production company. He most recently served as President and CEO of Expand Energy Corporation (NASDAQ: EXE), formerly Chesapeake Energy Corporation, from 2021 to February 2026.

During his tenure at Expand Energy, the company became the largest natural gas producer in the United States and increased EBITDA and free cash flow, according to the announcement. Dell'Osso joined Chesapeake in 2008 and served as Executive Vice President and Chief Financial Officer from 2010 to 2021.

Prior to his career at Chesapeake, Dell'Osso worked as an investment banker with Jefferies & Co and Banc of America Securities. He holds a Master of Business Administration in Finance from The University of Texas at Austin and a Bachelor's degree in Economics from Boston College. He currently serves on the board of Transocean Ltd. (NYSE: RIG).

"Nick is a highly respected proven leader with the strategic vision, financial discipline and operational expertise to propel Gulfport forward," said Timothy J. Cutt, Chairman of the Board.

Following Dell'Osso's appointment, the Office of the Chairman will be discontinued. Timothy Cutt will continue as non-executive Chairman of the Board, while Michael Hodges, Matthew Rucker and Patrick Craine will remain in their current executive positions.

Gulfport focuses on natural gas, crude oil and NGL production in the Appalachia and Anadarko basins, with properties in eastern Ohio and central Oklahoma.