144/A 0001663266-26-000003 0001663266 XXXXXXXX LIVE 0001915657 HF Sinclair 001-41325 2323 VICTORY AVENUE SUITE 1400 DALLAS TX 75219 214-871-3555 Go Timothy Former Employee Common Pershing Advisor Solutions

One Pershing Plaza Jersey City NJ 07399

129915 9019409.69 180275437 05/26/2026 NYSE Common 12/01/2023 Vested Stock HF Sinclair N 66505 12/01/2023 Vesting Common 12/01/2025 Vested Stock HF Sinclair N 63410 12/01/2025 Vesting N Timothy Go

4325 Fairfax Ave Dallas TX 75206

HF Sinclair Corp 05/15/2026 16184 1123856.61 Timothy Go

4325 Fairfax Ave Dallas TX 75206

HF Sinclair Corp 05/18/2026 4768 339958.40 05/27/2026 Timothy Go