Hanover Insurance Group (THG) - Market capitalization

Market cap: $5.99 Billion USD

As of January 2026 Hanover Insurance Group has a market cap of $5.99 Billion USD. This makes Hanover Insurance Group the world's 2814th 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.

Market cap history of Hanover Insurance Group from 1996 to 2026

End of year Market Cap

Year	Marketcap	Change
2026	$5.99 B	-9.03%
2025	$6.58 B	18.48%
2024	$5.56 B	28.07%
2023	$4.34 B	-9.64%
2022	$4.80 B	3.21%
2021	$4.65 B	9.45%
2020	$4.25 B	-18.94%
2019	$5.24 B	6.25%
2018	$4.93 B	7.6%
2017	$4.59 B	18.57%
2016	$3.87 B	10.7%
2015	$3.49 B	11.71%
2014	$3.13 B	19.99%
2013	$2.60 B	52.04%
2012	$1.71 B	9.43%
2011	$1.56 B	-25.24%
2010	$2.09 B	-0.6%
2009	$2.11 B	-3.85%
2008	$2.19 B	-7.67%
2007	$2.37 B	-4.66%
2006	$2.49 B	11.17%
2005	$2.24 B	28.43%
2004	$1.74 B	7.1%
2003	$1.63 B	205.23%
2002	$0.53 B	-77.33%
2001	$2.35 B	-38.32%
2000	$3.82 B	26.73%
1999	$3.01 B	-11.1%
1998	$3.39 B	13.19%
1997	$2.99 B	78.53%
1996	$1.67 B

End of Day market cap according to different sources

On Jan 13th, 2026 the market cap of Hanover Insurance Group was reported to be:

$5.96 Billion USD

by Nasdaq

$5.99 Billion USD

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
Selective Insurance SIGI	$4.98 B	-16.88%	🇺🇸 USA
XL Fleet XL	$0.16 B	-97.26%	🇺🇸 USA
W. R. Berkley WRB	$25.84 B	331.12%	🇺🇸 USA
Alleghany Y	$11.40 B	90.31%	🇺🇸 USA
American Financial Group AFG	$10.80 B	80.22%	🇺🇸 USA
Markel Group MKL	$26.53 B	342.70%	🇺🇸 USA
Warrior Met Coal HCC	$5.29 B	-11.67%	🇺🇸 USA

What is the market capitalization of a company?

The market capitalization sometimes referred as Marketcap, is the value of a publicly listed company.
In most cases it can be easily calculated by multiplying the share price with the amount of outstanding shares.

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Market capitalization of Hanover Insurance Group (THG)

Market cap: $5.99 Billion USD