Dominion Energy (D) - Market capitalization

Market cap: £41.75 Billion

As of September 2026 Dominion Energy has a market cap of £41.75 Billion. This makes Dominion Energy the world's 447th 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 Dominion Energy from 1996 to 2026

End of year Market Cap

Year	Marketcap	Change
2026	£41.75 B	11.23%
2025	£37.53 B	3.98%
2024	£36.09 B	16.94%
2023	£30.87 B	-26.91%
2022	£42.23 B	-10.4%
2021	£47.13 B	4.73%
2020	£45.00 B	-14.96%
2019	£52.92 B	38.05%
2018	£38.33 B	-0.83%
2017	£38.65 B	-0.63%
2016	£38.90 B	43.01%
2015	£27.20 B	-5.85%
2014	£28.89 B	26.81%
2013	£22.78 B	23.43%
2012	£18.46 B	-5.1%
2011	£19.45 B	20.99%
2010	£16.07 B	11.6%
2009	£14.40 B	1.34%
2008	£14.21 B	3.15%
2007	£13.78 B	-7.74%
2006	£14.93 B	-3.84%
2005	£15.53 B	29.49%
2004	£11.99 B	3.45%
2003	£11.59 B	9.97%
2002	£10.54 B	-3.89%
2001	£10.97 B	-0.56%
2000	£11.03 B	136.61%
1999	£4.66 B	-14.72%
1998	£5.46 B	12.38%
1997	£4.86 B	19.42%
1996	£4.07 B

End of Day market cap according to different sources

On Sep 18th, 2026 the market cap of Dominion Energy was reported to be:

£41.74 Billion

by Nasdaq

£41.75 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
Ameren AEE	£21.13 B	-49.39%	🇺🇸 USA
American Electric Power AEP	£48.77 B	16.82%	🇺🇸 USA
CenterPoint Energy CNP	£18.79 B	-54.98%	🇺🇸 USA
CMS Energy CMS	£15.29 B	-63.36%	🇺🇸 USA
Exelon Corporation EXC	£32.36 B	-22.49%	🇺🇸 USA
FirstEnergy FE	£19.55 B	-53.17%	🇺🇸 USA
Sempra SRE	£39.69 B	-4.92%	🇺🇸 USA
Duke Energy DUK	£68.42 B	63.87%	🇺🇸 USA
Entergy ETR	£36.39 B	-12.84%	🇺🇸 USA
NiSource NI	£14.53 B	-65.20%	🇺🇸 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 Dominion Energy (D)

Market cap: £41.75 Billion