RLI Corp. (RLI) - Market capitalization

Market cap: £4.30 Billion

As of December 2025 RLI Corp. has a market cap of £4.30 Billion. This makes RLI Corp. the world's 2839th 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 RLI Corp. from 1996 to 2025

End of year Market Cap

Year	Marketcap	Change
2025	£4.30 B	-28.96%
2024	£6.05 B	27.06%
2023	£4.76 B	-3.18%
2022	£4.92 B	30.91%
2021	£3.76 B	9.25%
2020	£3.44 B	11.76%
2019	£3.08 B	27.34%
2018	£2.41 B	22.31%
2017	£1.97 B	-11.97%
2016	£2.24 B	23.81%
2015	£1.81 B	32.67%
2014	£1.36 B	7.79%
2013	£1.26 B	49.16%
2012	£0.85 B	-13.93%
2011	£0.98 B	38.42%
2010	£0.71 B	2.03%
2009	£0.69 B	-21.69%
2008	£0.89 B	43.08%
2007	£0.62 B	-10.67%
2006	£0.69 B	-5.38%
2005	£0.73 B	34.8%
2004	£0.54 B	4.02%
2003	£0.52 B	22.71%
2002	£0.42 B	39.59%
2001	£0.30 B	4.81%
2000	£0.29 B	41.3%
1999	£0.20 B	-0.16%
1998	£0.20 B	-20.53%
1997	£0.26 B	71.76%
1996	£0.15 B

End of Day market cap according to different sources

On Dec 6th, 2025 the market cap of RLI Corp. was reported to be:

£4.30 Billion

by Nasdaq

£4.30 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
The Travelers Companies TRV	£47.43 B	1,002.26%	🇺🇸 USA
Old Republic International ORI	£8.00 B	86.01%	🇺🇸 USA
American Financial Group AFG	£8.29 B	92.72%	🇺🇸 USA
W. R. Berkley WRB	£19.01 B	341.95%	🇺🇸 USA
Arch Capital ACGL	£25.67 B	496.67%	🇧🇲 Bermuda
White Mountains Insurance Group WTM	£3.89 B	-9.45%	🇧🇲 Bermuda
CNA Financial CNA	£8.98 B	108.76%	🇺🇸 USA
Markel Group MKL	£19.43 B	351.62%	🇺🇸 USA
Warrior Met Coal HCC	£3.21 B	-25.22%	🇺🇸 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 RLI Corp. (RLI)

Market cap: £4.30 Billion