• GSK average net profit margin for 2023 was 39.52%, a 36.65% decline from 2022.
• GSK average net profit margin for 2022 was 28.92%, a 107.31% increase from 2021.
• GSK average net profit margin for 2021 was 13.95%, a 20.01% increase from 2020.

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