OXYCHEM Market Analysis and Guidance

OIL & GAS UPDATE DOMESTIC ONSHORE ASSETS ROCKIES 2023 ACTIVITY 23 Powder River Basin ~2 Net Rigs Powder River Basin 90-105 Wells Online Powder River Basin PERMIAN 2023 ACTIVITY $2.3 B-$2.6 B ~24 Gross Capex Rigs ~11 Net Rigs 380-410 Wells Online $0.7 - $0.8 B Capex ~3 Gross Rigs 100% 100% OBO OBO EOR OBO Base Maint Base Maint EOR EOR Midland Midland Facilities Facilities Midland 75% 75% New Mexico New Mexico New Mexico Drill Complete & Equip 50% Drill Complete 50% DJ Basin & Equip 25% TX Delaware TX Delaware TX Delaware 25% DJ Basin DJ Basin 0% 0% Net Capex by Type Gross Operated Rigs Total Net Rigs 1 Wells Online² 2 Net Capex by Type Gross Operated Rigs Total Net Rigs' 1 Wells Online² 2 YTD $1.5 B 25 rigs 13 rigs 157 wells YTD $0.4 B 3 rigs 2 rigs 35 wells ¹NET RIGS SHOWN BY WORKING INTEREST (PERMIAN BASIN INCLUDES JV CARRY IMPACT) 2GROSS COMPANY OPERATED WELLS ONLINE OXY

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