Arch Capital (ACGL) - Market capitalization

Market cap: £25.67 Billion

As of December 2025 Arch Capital has a market cap of £25.67 Billion. This makes Arch Capital the world's 682th 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 Arch Capital from 1996 to 2025

End of year Market Cap

Year	Marketcap	Change
2025	£25.67 B	-7.25%
2024	£27.68 B	27.26%
2023	£21.75 B	13.34%
2022	£19.19 B	50.95%
2021	£12.71 B	18.34%
2020	£10.74 B	-19.01%
2019	£13.26 B	56.6%
2018	£8.47 B	-3.62%
2017	£8.78 B	2.44%
2016	£8.58 B	48.66%
2015	£5.77 B	19.38%
2014	£4.83 B	-0.05%
2013	£4.83 B	32.7%
2012	£3.64 B	13.41%
2011	£3.21 B	21.07%
2010	£2.65 B	9.64%
2009	£2.42 B	-16%
2008	£2.88 B	20.92%
2007	£2.38 B	-7.01%
2006	£2.56 B	10.1%
2005	£2.32 B	230.92%
2004	£0.70 B	11.97%
2003	£0.62 B	17.27%
2002	£0.53 B	123.28%
2001	£0.23 B	87.9%
2000	£0.12 B	-4.34%
1999	£0.13 B	-40.26%
1998	£0.22 B	-3.26%
1997	£0.23 B	19.89%
1996	£0.19 B

End of Day market cap according to different sources

On Dec 6th, 2025 the market cap of Arch Capital was reported to be:

£24.94 Billion

by Nasdaq

£25.67 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
XL Fleet XL	£0.12 B	-99.52%	🇺🇸 USA
W. R. Berkley WRB	£19.01 B	-25.93%	🇺🇸 USA
Everest Group EG	£9.75 B	-61.99%	🇧🇲 Bermuda
Markel Group MKL	£19.43 B	-24.31%	🇺🇸 USA
AXIS Capital AXS	£5.73 B	-77.65%	🇧🇲 Bermuda

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 Arch Capital (ACGL)

Market cap: £25.67 Billion