WEC Energy Group (WEC) - Market capitalization

Market cap: £29.14 Billion

As of June 2026 WEC Energy Group has a market cap of £29.14 Billion. This makes WEC Energy Group the world's 659th 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 WEC Energy Group from 1996 to 2026

End of year Market Cap

Year	Marketcap	Change
2026	£29.14 B	14.37%
2025	£25.48 B	6.61%
2024	£23.90 B	14.7%
2023	£20.83 B	-14.75%
2022	£24.44 B	7.77%
2021	£22.68 B	6.51%
2020	£21.29 B	-4.01%
2019	£22.18 B	28.87%
2018	£17.21 B	10.99%
2017	£15.51 B	3.4%
2016	£15.00 B	37.25%
2015	£10.93 B	43.08%
2014	£7.63 B	34.9%
2013	£5.66 B	8.45%
2012	£5.22 B	0.39%
2011	£5.20 B	16.72%
2010	£4.45 B	23.8%
2009	£3.60 B	7.5%
2008	£3.34 B	16.8%
2007	£2.86 B	1.17%
2006	£2.83 B	6.96%
2005	£2.64 B	28.99%
2004	£2.05 B	-7.24%
2003	£2.21 B	21.44%
2002	£1.82 B	1.54%
2001	£1.79 B	0.13%
2000	£1.79 B	26.62%
1999	£1.41 B	-35.19%
1998	£2.18 B	10.65%
1997	£1.97 B	12.69%
1996	£1.75 B

End of Day market cap according to different sources

On Jun 25th, 2026 the market cap of WEC Energy Group was reported to be:

£28.89 Billion

by Nasdaq

£28.87 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
Alliant Energy LNT	£15.02 B	-48.45%	🇺🇸 USA
Ameren AEE	£24.19 B	-16.99%	🇺🇸 USA
CMS Energy CMS	£18.27 B	-37.31%	🇺🇸 USA
DTE Energy DTE	£24.32 B	-16.55%	🇺🇸 USA
Duke Energy DUK	£75.56 B	159.27%	🇺🇸 USA
Xcel Energy XEL	£38.97 B	33.74%	🇺🇸 USA
MGE Energy MGEE	£2.26 B	-92.22%	🇺🇸 USA
PG&E Corporation PCG	£28.89 B	-0.87%	🇺🇸 USA
Avista AVA	£2.57 B	-91.15%	🇺🇸 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 WEC Energy Group (WEC)

Market cap: £29.14 Billion