• Biogen average net profit margin for 2024 was 14.44%, a 31.37% increase from 2023.
• Biogen average net profit margin for 2023 was 21.04%, a 6.86% decline from 2022.
• Biogen average net profit margin for 2022 was 22.59%, a 32.11% decline from 2021.

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