Cemig (CIG) - Market capitalization

Market cap: $6.57 Billion USD

As of December 2025 Cemig has a market cap of $6.57 Billion USD. This makes Cemig the world's 2599th 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 Cemig from 2001 to 2025

End of year Market Cap

Year	Marketcap	Change
2025	$6.57 B	15.28%
2024	$5.70 B	-0.9%
2023	$5.75 B	11.64%
2022	$5.15 B	13.83%
2021	$4.53 B	2.25%
2020	$4.43 B	-15.02%
2019	$5.21 B	-2.79%
2018	$5.36 B	104.34%
2017	$2.62 B	-12.55%
2016	$3.00 B	51.62%
2015	$1.97 B	-68.64%
2014	$6.31 B	-15.6%
2013	$7.48 B	-19.2%
2012	$9.25 B	-17.39%
2011	$11.20 B	15.27%
2010	$9.72 B	-3.2%
2009	$10.04 B	84.21%
2008	$5.45 B	-22.53%
2007	$7.03 B	14.85%
2006	$6.12 B	53.88%
2005	$3.98 B	53.24%
2004	$2.59 B	33.37%
2003	$1.94 B	151.02%
2002	$0.77 B	-47.39%
2001	$1.47 B

End of Day market cap according to different sources

On Dec 9th, 2025 the market cap of Cemig was reported to be:

$5.82 Billion USD

by Nasdaq

$6.68 Billion USD

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
Copel ELP	$7.65 B	16.35%	🇧🇷 Brazil
FirstEnergy FE	$25.89 B	293.65%	🇺🇸 USA
Consolidated Edison ED	$34.49 B	424.31%	🇺🇸 USA
Companhia Siderúrgica Nacional SID	$2.34 B	-64.32%	🇧🇷 Brazil
Vale VALE	$55.60 B	745.26%	🇧🇷 Brazil

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 Cemig (CIG)

Market cap: $6.57 Billion USD