• Advantest average operating margin for 2023 was 24.82%, a 16.01% decline from 2022.
• Advantest average operating margin for 2022 was 29.55%, a 20.27% decline from 2021.
• Advantest average operating margin for 2021 was 24.57%, a 25.23% 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.