ArcelorMittal (MT) - Market capitalization

Market cap: S$70.78 Billion

As of September 2026 ArcelorMittal has a market cap of S$70.78 Billion. This makes ArcelorMittal the world's 456th 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 ArcelorMittal from 1997 to 2026

End of year Market Cap

Year	Marketcap	Change
2026	S$70.78 B	56.72%
2025	S$45.16 B	84.61%
2024	S$24.46 B	-20.49%
2023	S$30.77 B	7.28%
2022	S$28.68 B	-26.95%
2021	S$39.26 B	20.86%
2020	S$32.48 B	35.88%
2019	S$23.90 B	-16.79%
2018	S$28.73 B	-34.91%
2017	S$44.14 B	34.52%
2016	S$32.81 B	222.36%
2015	S$10.17 B	-57.86%
2014	S$24.15 B	-35.62%
2013	S$37.52 B	15.79%
2012	S$32.40 B	-59.07%
2011	S$79.17 B	3.27%
2010	S$76.66 B	-23.53%
2009	S$100.25 B	108.7%
2008	S$48.03 B	-69.64%
2007	S$158.23 B	75.71%
2006	S$90.05 B	191.76%
2005	S$30.86 B	-23.84%
2004	S$40.52 B	2109.16%
2003	S$1.83 B	287.94%
2002	S$0.47 B	14.94%
2001	S$0.41 B	-16.92%
2000	S$0.49 B	-85.48%
1999	S$3.40 B	109.83%
1998	S$1.62 B	-64.91%
1997	S$4.63 B

End of Day market cap according to different sources

On Aug 31st, 2026 the market cap of ArcelorMittal was reported to be:

S$72.19 Billion

by Nasdaq

S$71.56 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
Commercial Metals Company CMC	S$9.49 B	-86.58%	🇺🇸 USA
Nucor NUE	S$72.63 B	2.62%	🇺🇸 USA
POSCO PKX	S$23.64 B	-66.59%	🇰🇷 S. Korea
Ternium TX	S$13.69 B	-80.66%	🇱🇺 Luxembourg
Vale VALE	S$82.46 B	16.50%	🇧🇷 Brazil
U.S. Steel X	S$15.79 B	-77.68%	🇺🇸 USA
Companhia Siderúrgica Nacional SID	S$1.88 B	-97.34%	🇧🇷 Brazil
Gerdau GGB	S$11.78 B	-83.35%	🇧🇷 Brazil
Cleveland-Cliffs CLF	S$8.52 B	-87.96%	🇺🇸 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 ArcelorMittal (MT)

Market cap: S$70.78 Billion