• Lincoln National average operating margin for 2023 was -2.4%, a 109% decline from 2022.
• Lincoln National average operating margin for 2022 was 26.68%, a 104.44% decline from 2021.
• Lincoln National average operating margin for 2021 was 13.05%, a 432.65% 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.