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HF Sinclair Disclosure Light Product Index Appendix Product Yield by Region Average Product Yield 2022 Feedstocks by Region Average Crude Slate 2022 Expected Turnarounds in 2023 Index MidCon West Index MidCon West Gasoline Distillate 67% 33% 51% 53% Sweet 100% 58% 28% 39% 37% Sour 20% 50% Asphalt 3% 3% Heavy 16% 10% Refinery Timing Length Units Puget Sound 1Q23 Woods Cross 1Q23 E Dorado 1Q23 Mississauga 2Q23 40 days Crude/Vacuum, Coker, Alky 30 days 35 days Crude1/Vacuum, Gas Oil Hydrotreater Crude/Vacuum, Coker 40 days Lubes Processing Unit Base Oils 4% 0% Black Wax 0% 5% Navajo 2Q23 30 days LPG & other 3% 7% Other 6% 7% Sinclair - Other products include Fuel Oil and Gas Oil Other feedstocks include butane, - Numbers are rounded and may not sum to 100% natural gasoline, propane, and olefins Casper Tulsa 2Q23 3Q23 4Q23 35 days South Crude/Vacuum, Hydrocracker, Reformer Crude/Vacuum 30 days Crude, FCC, Reformer 45 days West Crude, Vacuum, Lubricant Complex - Numbers are rounded and may not sum to 100% HF Sinclair's actual pricing and margins may differ from benchmark indicators due to many factors. For example: Crude Slate differences - HF Sinclair runs a wide variety of crude oils across its refining system and crude slate may vary quarter to quarter. Product Yield differences - HF Sinclair's product yield differs from indicator and can vary quarter to quarter as a result of changes in economics, crude slate, and operational downtime. Other differences including, but not limited to, secondary costs such as product and feedstock transportation costs, purchases of environmental credits, quality differences, location of purchase or sale, and hedging gains/losses. Moreover, the presented indicators are generally based on spot sales, which may differ from realized contract prices. Market prices are available from a variety of sources, each of which may vary slightly. Please note that this data may differ from other sources due to adjustments made by data providers and due to differing data definitions. Below are indicator definitions used for purposes of this data. MidCon Indicator: West Indicator: (100% Group 3: Sub octane and ULSD) - WTI 34% Puget Sound: (100% Pacific Northwest Sub-octane Gasoline; 100% Pacific Northwest ULSD) - WTI 28% Navajo: (50% El Paso Subgrade, 50% Phoenix CBG; 50% El Paso ULSD, 50% Phoenix ULSD) - WTI 20% Sinclair: (70% Denver Regular Gasoline, 30% Salt Lake City Regular Gasoline; 60% Denver ULSD, 40% Salt Lake City ULSD) - WTI 10% Woods Cross: (60% Salt Lake City Regular Gasoline, 40% Las Vegas Regular Gasoline; 80% Salt Lake City ULSD, 20% Las Vegas ULSD) - WTI 8% Casper: (70% Denver Regular Gasoline, 30% Salt Lake City Regular Gasoline; 60% Denver ULSD, 40% Salt Lake City ULSD) - WTI Lubricants Index Appendix HF Sinclair's actual pricing and margins differ from benchmark indicators due to many factors. For example: Feedstock differences - HF Sinclair runs a variety of vacuum gas oil streams and hydrocracker bottoms across its refining system and feedstock slate may vary quarter to quarter. Product Yield differences - HF Sinclair's product yield differs from indicator and can vary quarter to quarter as a result of changes in economics and feedstocks. Other differences including, but not limited to, secondary costs such as product and feedstock transportation costs, quality differences and location of purchase or sale. Moreover, the presented indicators are generally based on spot commodity base oil sales, which may differ from realized contract prices. Market prices are available from a variety of sources, each of which may vary slightly. Please note that this data may differ from other sources due to adjustments made by data providers and due to differing data definitions. Below are indicator definitions used for purposes of this data. Group I Base Oil Indicator: (50% Group I SN150, 50% Group I SN500) - VGO Group II Base Oil Indicator: Group III Base Oil Indicator: VGO: Renewable Diesel Index Appendix (33.3% Group II N100, 33.3% Group II N220, 33.3% Group II N600) - VGO (33.3% Group III 4cst, 33.3% Group III 6cst, 33.3% Group III 8cst) - VGO (US Gulf Coast Low Sulfur Vacuum Gas Oil) HF Sinclair's actual pricing and margins differ from benchmark indicators due to many factors. For example: Feedstock differences - HF Sinclair runs a variety feedstocks across its renewable diesel units and feedstock slate may vary quarter to quarter. Product Yield differences - HF Sinclair's product yield differs from indicator and can vary quarter to quarter as a result of changes in economics, feedstocks and operational downtime. Other differences including, but not limited to, secondary costs such as product and feedstock transportation costs, quality differences and location of purchase or sale. Moreover, the presented indicators are generally based on spot sales, which may differ from realized contract prices. Market prices are available from a variety of sources, each of which may vary slightly. Please note that this data may differ from other sources due to adjustments made by data providers and due to differing data definitions. Below are indicator definitions used for purposes of this data. NYMEX NY Harbor ULSD+ (1.7* D4 RIN) + (0.0044* California LCFS Credit) - (8.5 * CBOT Soybean Oil Month 1) + BTC Renewable Diesel Indicator: BTC: California LCFS Credit: D4 RIN: (Blender's Tax Credit of $1.00 per gallon through December 31, 2022) (California's Low Carbon Fuel Standard Credit) (Bio-mass based Diesel Renewable Identification Number) 34 Note: HF Sinclair Index includes Parco Refinery and Casper Refinery weighting contribution as of April 2022. HF Sinclair

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