Investor Presentaiton

Fourth Quarter Oil & Gas Highlights Ina • Record-Setting Efficiency: Continued to lower drilling and completion times improving time to market GOM Record cycle time of 68 days from spud to first production on Lucius platform - Permian - Record 296 stages pumped in one month by one completion crew in New Mexico Rockies - 4.3 days average drill duration during 4Q20, 23% below previous best quarter Capital Synergies Achieved: Exceeded capital synergy target with over $900 $MM of annual savings realized¹ • • • Permian - Exceeded 2021 capital synergy targets in Tx Delaware with ~$3.5 MM savings per well Rockies - Exceeded 2021 capital synergy targets with ~$700 M savings per well International Success: Strong exploration and operational achievements U.A.E. - Multi-reservoir discovery in Onshore Block 3, new concession for Onshore Block 5 with ~1 MM gross acres adjacent to prolific fields Oman Piloting extended reach dual laterals up to 20,000', new completion methods increasing initial production OXY 1.Based on activity level associated with original synergy target announced prior to acquisition close 8 00

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