• Littelfuse average net profit margin for 2023 was 12.64%, a 13.84% decline from 2022.
• Littelfuse average net profit margin for 2022 was 14.67%, a 9.81% decline from 2021.
• Littelfuse average net profit margin for 2021 was 13.36%, a 76.95% increase from 2020.

Net profit margin can be defined as net Income as a portion of total sales revenue.