CMS Energy (CMS) - Market capitalization

Market cap: A$31.03 Billion

As of August 2026 CMS Energy has a market cap of A$31.03 Billion. This makes CMS Energy the world's 1128th 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 CMS Energy from 1996 to 2026

End of year Market Cap

Year	Marketcap	Change
2026	A$31.03 B	-2.37%
2025	A$31.78 B	-1.33%
2024	A$32.21 B	29.53%
2023	A$24.86 B	-7.94%
2022	A$27.01 B	3.92%
2021	A$25.99 B	14.41%
2020	A$22.71 B	-10.84%
2019	A$25.48 B	27.57%
2018	A$19.97 B	17.05%
2017	A$17.06 B	5.58%
2016	A$16.16 B	17.72%
2015	A$13.72 B	17.49%
2014	A$11.68 B	46.32%
2013	A$7.98 B	28.89%
2012	A$6.19 B	13.47%
2011	A$5.46 B	19.47%
2010	A$4.57 B	15.04%
2009	A$3.97 B	22.56%
2008	A$3.24 B	-27.56%
2007	A$4.47 B	-4.21%
2006	A$4.67 B	6.7%
2005	A$4.37 B	66.25%
2004	A$2.63 B	42.6%
2003	A$1.84 B	-23.52%
2002	A$2.41 B	-61.58%
2001	A$6.28 B	-8.26%
2000	A$6.85 B	24.39%
1999	A$5.50 B	-40.27%
1998	A$9.22 B	25.06%
1997	A$7.37 B	69.62%
1996	A$4.34 B

End of Day market cap according to different sources

On Aug 7th, 2026 the market cap of CMS Energy was reported to be:

A$31.51 Billion

by Nasdaq

A$31.03 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
Alliant Energy LNT	A$25.43 B	-18.03%	🇺🇸 USA
Ameren AEE	A$42.61 B	37.32%	🇺🇸 USA
DTE Energy DTE	A$41.16 B	32.64%	🇺🇸 USA
Exelon Corporation EXC	A$66.45 B	114.15%	🇺🇸 USA
WEC Energy Group WEC	A$49.60 B	59.83%	🇺🇸 USA
Xcel Energy XEL	A$68.96 B	122.24%	🇺🇸 USA
MGE Energy MGEE	A$4.35 B	-85.96%	🇺🇸 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 CMS Energy (CMS)

Market cap: A$31.03 Billion