OXY vs PXD

Occidental Petroleum Corporation

Occidental Petroleum Corporation, together with its subsidiaries, engages in the acquisition, exploration, and development of oil and gas properties in the United States, the Middle East, Africa, and Latin America. The company operates through three segments: Oil and Gas, Chemical, and Marketing and Midstream. The company's Oil and Gas segment explores for, develops, and produces oil and condensate, natural gas liquids (NGLs), and natural gas. Its Chemical segment manufactures and markets basic chemicals, including chlorine, caustic soda, chlorinated organics, potassium chemicals, ethylene dichloride, chlorinated isocyanurates, sodium silicates, and calcium chloride; vinyls comprising vinyl chloride monomer, polyvinyl chloride, and ethylene. The company's Midstream and Marketing segment gathers, processes, transports, stores, purchases, and markets oil, condensate, NGLs, natural gas, carbon dioxide, and power. This segment also trades around its assets consisting of transportation and storage capacity; and invests in entities. Occidental Petroleum Corporation was founded in 1920 and is headquartered in Houston, Texas.

Pioneer Natural Resources Company

Pioneer Natural Resources Company operates as an independent oil and gas exploration and production company in the United States. The company explores for, develops, and produces oil, natural gas liquids (NGLs), and gas. It has operations in the Permian Basin in West Texas. As of December 31, 2020, the company had proved undeveloped reserves and proved developed non-producing reserves of 31 million barrels of oil, 17 million barrels of NGLs, and 88 billion cubic feet of gas; and owned interests in 11 gas processing plants. Pioneer Natural Resources Company was founded in 1997 and is headquartered in Irving, Texas.