• Hanover Insurance average net profit margin for 2023 was -0.6%, a 110.81% decline from 2022.
• Hanover Insurance average net profit margin for 2022 was 5.55%, a 38.2% decline from 2021.
• Hanover Insurance average net profit margin for 2021 was 8.98%, a 39.44% decline from 2020.

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