Stock price history for Arthur J. Gallagher & Co. (AJG)

Highest end of day price: £260.72 GBp on 2025-06-02

Lowest end of day price: £0.44 GBp on 1984-06-26

Stock price history of Arthur J. Gallagher & Co. from 1984 to 2025

Annual Stock Price Performance

Year	Performance
2025	-12.59%
2024	27.28%
2023	21.33%
2022	14.43%
2021	43.03%
2020	31.74%
2019	35.10%
2018	21.31%
2017	24.37%
2016	33.52%
2015	-9.95%
2014	5.22%
2013	36.61%
2012	8.13%
2011	18.75%
2010	36.69%
2009	-7.33%
2008	14.90%
2007	-14.59%
2006	-1.49%
2005	-1.78%
2004	4.97%
2003	12.50%
2002	-11.71%
2001	11.64%
2000	104.27%
1999	50.23%
1998	33.23%
1997	18.99%
1996	-13.54%
1995	21.58%
1994	-9.16%
1993	33.54%
1992	29.62%
1991	1.71%
1990	-3.57%
1989	48.50%
1988	-3.56%
1987	-33.81%
1986	8.81%
1985	62.18%
1984	101.69%

Stock price for similar companies or competitors

Company	Stock price	Change 1d%	Country
Aon AON	£259.12	-0.72%	🇬🇧 UK
Marsh & McLennan Companies MMC	£136.48	-0.75%	🇺🇸 USA
Brown & Brown BRO	£58.83	-1.59%	🇺🇸 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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