As of March 2026 Hanover Insurance Group has a market cap of โน563.56 Billion. This makes Hanover Insurance Group the world's 2694th most valuable company by market cap according to our data. The market capitalization, commonly called market cap, is the total market value of a publicly traded company's outstanding shares and is commonly used to measure how much a company is worth.
On Mar 12th, 2026 the market cap of Hanover Insurance Group was reported to be: