American Express (AXP) - Market capitalization

Market cap: £152.53 Billion

As of March 2026 American Express has a market cap of £152.53 Billion. This makes American Express the world's 78th 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 American Express from 1996 to 2026

End of year Market Cap

Year	Marketcap	Change
2026	£152.53 B	-22.53%
2025	£196.89 B	16.51%
2024	£168.99 B	57.7%
2023	£107.16 B	17.43%
2022	£91.25 B	-1.06%
2021	£92.23 B	29.13%
2020	£71.42 B	-7.12%
2019	£76.89 B	20.9%
2018	£63.60 B	-0.28%
2017	£63.78 B	16.07%
2016	£54.94 B	20.83%
2015	£45.47 B	-25.61%
2014	£61.13 B	4.46%
2013	£58.52 B	48.93%
2012	£39.29 B	11.48%
2011	£35.24 B	5.92%
2010	£33.28 B	11.5%
2009	£29.84 B	103.32%
2008	£14.68 B	-51.59%
2007	£30.32 B	-18.35%
2006	£37.13 B	0.28%
2005	£37.03 B	0.98%
2004	£36.67 B	5.58%
2003	£34.73 B	20.73%
2002	£28.77 B	-12.18%
2001	£32.76 B	-32.87%
2000	£48.80 B	6.15%
1999	£45.98 B	64.99%
1998	£27.86 B	9.98%
1997	£25.34 B	62.41%
1996	£15.60 B

End of Day market cap according to different sources

On Mar 20th, 2026 the market cap of American Express was reported to be:

£151.82 Billion

by Nasdaq

£152.53 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
Visa V	£435.77 B	185.69%	🇺🇸 USA
Mastercard MA	£331.91 B	117.60%	🇺🇸 USA
Bank of America BAC	£258.06 B	69.19%	🇺🇸 USA
Capital One COF	£84.56 B	-44.56%	🇺🇸 USA
Discover Financial Services DFS	£37.72 B	-75.27%	🇺🇸 USA
eBay EBAY	£30.13 B	-80.24%	🇺🇸 USA
JPMorgan Chase JPM	£579.14 B	279.68%	🇺🇸 USA
Citigroup C	£143.56 B	-5.88%	🇺🇸 USA
Green Dot GDOT	£0.45 B	-99.70%	🇺🇸 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 American Express (AXP)

Market cap: £152.53 Billion