• Marathon Oil average operating margin for 2023 was 42.1%, a 6.94% decline from 2022.
• Marathon Oil average operating margin for 2022 was 45.24%, a 1954.1% decline from 2021.
• Marathon Oil average operating margin for 2021 was -2.44%, a 83.77% 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.