• Lundin Mining average operating margin for 2023 was 13.38%, a 55.22% increase from 2022.
• Lundin Mining average operating margin for 2022 was 29.88%, a 13.29% decline from 2021.
• Lundin Mining average operating margin for 2021 was 34.46%, a 127.91% 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.