• Portland General Electric average operating margin for 2023 was 13.61%, a 11.97% increase from 2022.
• Portland General Electric average operating margin for 2022 was 15.46%, a 12.6% decline from 2021.
• Portland General Electric average operating margin for 2021 was 13.73%, a 11.13% 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.