• Pfizer average net profit margin for 2023 was 19.33%, a 33.94% decline from 2022.
• Pfizer average net profit margin for 2022 was 29.26%, a 15.24% decline from 2021.
• Pfizer average net profit margin for 2021 was 25.39%, a 20.31% increase from 2020.

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