• W.R Berkley average operating margin for 2023 was 14.82%, a 12.82% increase from 2022.
• W.R Berkley average operating margin for 2022 was 17%, a 12.96% decline from 2021.
• W.R Berkley average operating margin for 2021 was 15.05%, a 67.78% increase 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.