Benson Hill Investor Day Presentation Deck

New opportunity in soy alt milk Single Ingredient, Many Applications Protein Drinks Market(1) BH Product Value 2023 $2B US $11B ROW High Protein Low Calorie Milk 2030 $3.7B US $16B ROW * >75% Oleic Acid High Protein - 9% US CAGR ~6% ROW CAGR for plant- based milk alternatives Frozen Dessert R&D VALUE Reduced Production cost Up to 60% emissions / 150% land use / 140% water use²) • Existing products have clean flavor and high protein (3) • BH Soy milk in late-stage testing with protein lift from 8g to 13g • Driving Protein through Al Breeding • 5 flavor targets in the gene editing pipeline (lipoxygenases, fatty acid dehydrogenases, isoflavones, saponins) • Heart healthy oil (high oleic, low linolenic) High Protein Yogurt Product Innovation Path GEN1 GEN2 + GEN3 + 8g pt/srv 10g pt/srv 13g pt/srv Better Carbs Heart Healthy Oil Improved Flavor New PLANT- BASED SINGLE INGREDIENT DAIRY Proof of Value - 2024 Platform Innovation - 2027 Platform Innovation - 2029 (1) Source: Internal estimated Serviceable Addressable Market based on third-party reports (2) compared to dairy milk, Poore & Nemeck (2018), Science (3) Internal Benson Hill analysis

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