144/A 0001974494-26-000082 0001678505 XXXXXXXX LIVE 0000874499 Gulfport Energy Corporation 001-19514 713 Market Drive Oklahoma City OK 73114 405-252-4600 Timothy Cutt affiliate Class A Common Stock J.P. Morgan Securities LLC

270 Park Ave 10th Floor New York NY 10017

5000 1043635.42 19316819 03/02/2026 NYSE Common 04/29/2025 RSU Vest Gulport Energy (issuer) N 4361 04/29/2025 RSU Vestings Common 07/21/2025 RSU Vest Gulport Energy (issuer) N 639 07/21/2025 RSU Vestings N Tim Cutt

3070 Walden Place Mandeville LA 70448

Common 12/30/2025 2500 536837.5 Amendment to Errant Filing 03/02/2026 03/02/2026 J.P. Morgan Securities LLC , Workplace Solutions, as agent and attorney-in-fact for Tim Cutt, Gulfport Energy Corp