Companies: 10,504     total market cap: €97.730 T
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Arthur J. Gallagher & Co.
AJG
#199
Rank
€79.95 B
Marketcap
🇺🇸 United States
Country
312,64 €
Share price
0.76%
Change (1 day)
37.21%
Change (1 year)
🏦 Insurance
Categories
Arthur J. Gallagher & Co. or AJG for short is an American global insurance brokerage and risk management services firm.

Market capitalization of Arthur J. Gallagher & Co. (AJG)

Market cap: €79.95 Billion

As of April 2025 Arthur J. Gallagher & Co. has a market cap of €79.95 Billion. This makes Arthur J. Gallagher & Co. the world's 199th 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 Arthur J. Gallagher & Co. from 1996 to 2025

End of year Market Cap

Year Marketcap Change
2025€79.95 B16.23%
2024€68.78 B56.61%
2023€43.92 B18.52%
2022€37.05 B18.66%
2021€31.23 B61.45%
2020€19.34 B20.97%
2019€15.99 B34.89%
2018€11.85 B24.32%
2017€9.53 B8.37%
2016€8.79 B32.83%
2015€6.62 B3.95%
2014€6.37 B40.35%
2013€4.54 B37.99%
2012€3.29 B13.19%
2011€2.90 B22.65%
2010€2.36 B47.16%
2009€1.61 B-9.89%
2008€1.78 B17.19%
2007€1.52 B-30.76%
2006€2.20 B-11.73%
2005€2.49 B13.05%
2004€2.20 B-4.96%
2003€2.32 B-6.68%
2002€2.48 B-25.13%
2001€3.32 B23.81%
2000€2.68 B126.49%
1999€1.18 B80.64%
1998€0.65 B36.27%
1997€0.48 B13.13%
1996€0.42 B

End of Day market cap according to different sources

On Apr 2nd, 2025 the market cap of Arthur J. Gallagher & Co. was reported to be:

€79.35 Billion
by Yahoo Finance info icon info icon
€79.35 Billion
by CompaniesMarketCap info icon info icon
€79.01 Billion
by Nasdaq info icon info icon

Market capitalization for similar companies or competitors

Name Marketcap Market cap differencediff. Country
Aon
AON
€77.08 B-3.58%🇬🇧 UK
Marsh & McLennan Companies
MMC
€108.81 B 36.10%🇺🇸 USA
Brown & Brown
BRO
€32.29 B-59.60%🇺🇸 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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