• Sanofi average net profit margin for 2023 was 17.02%, a 7.7% decline from 2022.
• Sanofi average net profit margin for 2022 was 18.44%, a 3.05% decline from 2021.
• Sanofi average net profit margin for 2021 was 19.02%, a 16.19% decline from 2020.

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