Market capitalization of Marsh & McLennan Companies (MRSH)

Market cap: €72.14 Billion

As of September 2026 Marsh & McLennan Companies has a market cap of €72.14 Billion. This makes Marsh & McLennan Companies the world's 292th 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 Marsh & McLennan Companies from 1996 to 2026

End of year Market Cap

Year	Marketcap	Change
2026	€72.14 B	-5.79%
2025	€76.57 B	-23.66%
2024	€100.30 B	18.69%
2023	€84.50 B	10.44%
2022	€76.51 B	-0.99%
2021	€77.28 B	60.02%
2020	€48.29 B	-3.58%
2019	€50.08 B	42.6%
2018	€35.12 B	1.46%
2017	€34.61 B	4.49%
2016	€33.13 B	25.18%
2015	€26.46 B	4.11%
2014	€25.42 B	32.77%
2013	€19.14 B	34.69%
2012	€14.21 B	8.53%
2011	€13.09 B	17.9%
2010	€11.10 B	36.1%
2009	€8.16 B	-8.52%
2008	€8.92 B	-5.41%
2007	€9.43 B	-26.44%
2006	€12.82 B	-12.33%
2005	€14.62 B	14.48%
2004	€12.77 B	-36.23%
2003	€20.03 B	-15.78%
2002	€23.79 B	-28.72%
2001	€33.37 B	-2.64%
2000	€34.28 B	35.01%
1999	€25.39 B	100.7%
1998	€12.65 B	18.53%
1997	€10.67 B	68.48%
1996	€6.33 B

End of Day market cap according to different sources

On Sep 20th, 2026 the market cap of Marsh & McLennan Companies was reported to be:

€72.80 Billion

by Nasdaq

€72.80 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
Aon AON	€53.90 B	-25.28%	🇬🇧 UK
Verisk Analytics VRSK	€19.49 B	-72.98%	🇺🇸 USA
Prudential PUK	€28.30 B	-60.77%	🇬🇧 UK
Arch Capital ACGL	€28.50 B	-60.49%	🇧🇲 Bermuda
AXIS Capital AXS	€6.21 B	-91.38%	🇧🇲 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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