OXYCHEM Market Analysis and Guidance

• OXY'S COMBINED INTEGRATED PORTFOLIO Oil & Gas Focused in world class basins with a history of maximizing recovery Permian Unconventional 1.4 MM net acres including premier Delaware Basin position Strategic infrastructure and logistics hub in place EOR advancements • • Gulf of Mexico 10 active operated platforms Significant free cash flow generation Sizeable inventory of remaining tie-back opportunities OxyChem Leading manufacturer of basic chemicals and significant cash generator Rockies • A leading position in the DJ Basin 19% о 0.8 MM net acres including vast minerals position 194 Among the largest producers in Colorado with significant free 135 cash flow generation Emerging Powder River Basin 0.3 MM net acres Oxy Midstream Integrated infrastructure and marketing provide access to global markets 34 29 29 1,218 Mboed Production Permian Rockies & Other Dmstc. 582 ■ Gulf of Mexico Middle East Algeria & Other Intl. 273 ■ Domestic 81% ■ International Permian Conventional 1.4 MM net acres Significant scale, technical capability, and low-decline production • CCUS potential for economic growth and carbon reduction strategy NOTE: MAP INFORMATION AS OF 06/30/2023 • Latin America Deepwater exploration opportunities • • • Middle East / North Africa High-return opportunities in Oman о 6 MM gross acres, 17 identified horizons Developing Blocks ON-3 and ON-5 in U.A.E. о 2.5 MM gross acres World-class reservoirs in Algeria 0.5 MM gross acres in the Berkine Basin Al Hosn and Dolphin provide steady cash flow with low sustaining capex OXY

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