DraftKings Results Presentation Deck

Structural Hold Has Increased Mostly Due to Higher Parlay Mix and Average Leg Count OSB Hold Percentage Improvement FY 2022 vs. FY 2021 Percentage of Handle 6.5% FY 2021 OSB Hold % -0.7% Structural Higher Parlay Handle Mix & Parlay Average Leg Count Note: OSB hold percentage was 8.8% in the second half of 2022 vs. 5.9% in the second half of 2021. ~0.3% Optimized Trading -0.2% Sport Outcomes 7.7% FY 2022 OSB Hold % | 7

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