DALLAS—(BUSINESS WIRE)–HF Sinclair Corporation (NYSE and NYSE Texas: DINO) (“HF Sinclair”) plans to announce results for the quarter ending June 30, 2026, on July 28, 2026, before the opening of trading on the NYSE and NYSE Texas. HF Sinclair has scheduled a webcast conference on July 28, 2026, at 8:30 a.m. Eastern time to discuss financial results. This webcast may be accessed at: https://events.q4inc.com/attendee/654044265 An audio archive of this webcast will be available using the above