• Corning average operating margin for 2023 was 7.41%, a 43.26% decline from 2022.
• Corning average operating margin for 2022 was 13.06%, a 2.1% decline from 2021.
• Corning average operating margin for 2021 was 13.34%, a 238.58% 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.