• Capital One Financial average operating margin for 2023 was 14.81%, a 56.11% decline from 2022.
• Capital One Financial average operating margin for 2022 was 33.74%, a 24.6% decline from 2021.
• Capital One Financial average operating margin for 2021 was 44.75%, a 644.59% 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.