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Arthur J. Gallagher & Co.
AJG
#360
Rank
A$92.80 B
Marketcap
๐Ÿ‡บ๐Ÿ‡ธ United States
Country
A$361.38
Share price
0.87%
Change (1 day)
-19.80%
Change (1 year)
๐Ÿฆ 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: A$92.80 Billion

As of December 2025 Arthur J. Gallagher & Co. has a market cap of A$92.80 Billion. This makes Arthur J. Gallagher & Co. the world's 360th 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
2025A$92.80 B-19.36%
2024A$115.07 B61.48%
2023A$71.26 B22%
2022A$58.41 B19.74%
2021A$48.78 B57.67%
2020A$30.94 B20.94%
2019A$25.58 B32.91%
2018A$19.24 B31.35%
2017A$14.65 B14.14%
2016A$12.83 B29.15%
2015A$9.94 B4.99%
2014A$9.46 B34.71%
2013A$7.02 B67.84%
2012A$4.18 B13.75%
2011A$3.68 B18.63%
2010A$3.10 B20.82%
2009A$2.56 B-27.47%
2008A$3.54 B39.04%
2007A$2.54 B-30.92%
2006A$3.68 B-8.74%
2005A$4.03 B4.41%
2004A$3.86 B-1.65%
2003A$3.93 B-14.81%
2002A$4.61 B-19.72%
2001A$5.75 B27.16%
2000A$4.52 B149.21%
1999A$1.81 B42.73%
1998A$1.27 B44.99%
1997A$0.87 B37.94%
1996A$0.63 B

End of Day market cap according to different sources

On Dec 9th, 2025 the market cap of Arthur J. Gallagher & Co. was reported to be:

A$92.80 Billion
by Nasdaq info icon info icon
A$92.80 Billion
by CompaniesMarketCap info icon info icon

Market capitalization for similar companies or competitors

Name Marketcap Market cap differencediff. Country
Aon
AON
A$112.44 B 21.16%๐Ÿ‡ฌ๐Ÿ‡ง UK
Marsh & McLennan Companies
MMC
A$134.22 B 44.64%๐Ÿ‡บ๐Ÿ‡ธ USA
Brown & Brown
BRO
A$40.32 B-56.55%๐Ÿ‡บ๐Ÿ‡ธ 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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