• Occidental Petroleum average operating margin for 2023 was 27.71%, a 15% decline from 2022.
• Occidental Petroleum average operating margin for 2022 was 32.6%, a 232.14% decline from 2021.
• Occidental Petroleum average operating margin for 2021 was -24.67%, a 55.01% decline from 2020.

Operating margin can be defined as operating margin measurement of what proportion of a company's revenue is left over after paying for variable costs of production such as wages, raw materials, etc.