• CNA Financial average operating margin for 2023 was 15.76%, a 57.6% decline from 2022.
• CNA Financial average operating margin for 2022 was 10%, a 27.11% increase from 2021.
• CNA Financial average operating margin for 2021 was 13.72%, a 77.72% 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.