• Seiko Epson average operating margin for 2023 was 5.96%, a 28.88% decline from 2022.
• Seiko Epson average operating margin for 2022 was 8.38%, a 22.51% decline from 2021.
• Seiko Epson average operating margin for 2021 was 6.84%, a 42.8% 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.