• Discover Financial Services average operating margin for 2023 was 24.94%, a 42.24% decline from 2022.
• Discover Financial Services average operating margin for 2022 was 43.18%, a 3.81% decline from 2021.
• Discover Financial Services average operating margin for 2021 was 44.89%, a 249.61% 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.