Gulfport Energy Announces Final Results and Expiration of Tender Offer for its 8.0% Senior Notes Due 2026 Page 1

Gulfport Energy Corporation (NYSE: GPOR) (“Gulfport” or the “Company”) today announced the final results and expiration of the previously announced cash tender offer (the “Tender Offer”) by Gulfport Energy Operating Corporation (“Gulfport Operating”), a wholly owned subsidiary of Gulfport, to purchase all of Gulfport Operating’s outstanding 8.0% Senior Notes due 2026 (the “Notes”). As of 5:00 p.m. New York time today, the expiration of the Tender Offer (the “Expiration Time”), Gulfport Operating had received offers in an aggregate principal amount of $524,297,331 of the Outstanding Notes, or 95.33% of the aggregate principal amount of the Outstanding Notes. These amounts exclude the $620,500 aggregate principal amount of the Notes, which will continue to be subject to the guaranteed delivery procedures described in the Offer to Purchase and the Notice of Guaranteed Delivery (each as defined below).

The Tender Offer was made pursuant to the terms and conditions set forth in the Offer to Purchase dated September 3, 2024 (the “Offer to Purchase”) and the related notice of guaranteed delivery for the Tender Offer (the “Notice of Guaranteed Delivery”).