• Corning average operating margin for 2023 was 6.48%, a 49.57% increase from 2022.
• Corning average operating margin for 2022 was 12.85%, a 3.67% 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.