Entergy (ETR) - Market capitalization

Market cap: £40.58 Billion

As of June 2026 Entergy has a market cap of £40.58 Billion. This makes Entergy the world's 465th 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 Entergy from 1996 to 2026

End of year Market Cap

Year	Marketcap	Change
2026	£40.58 B	31.81%
2025	£30.79 B	18.94%
2024	£25.88 B	54.13%
2023	£16.79 B	-14.38%
2022	£19.61 B	16.97%
2021	£16.77 B	14.36%
2020	£14.66 B	-19.39%
2019	£18.19 B	41.93%
2018	£12.81 B	18.09%
2017	£10.85 B	1.77%
2016	£10.66 B	29.61%
2015	£8.22 B	-18.29%
2014	£10.07 B	47.2%
2013	£6.84 B	-2.44%
2012	£7.01 B	-15.27%
2011	£8.27 B	0.93%
2010	£8.20 B	-14.25%
2009	£9.56 B	-10.94%
2008	£10.73 B	-7.57%
2007	£11.61 B	21.63%
2006	£9.55 B	15.62%
2005	£8.26 B	8.22%
2004	£7.63 B	4.43%
2003	£7.31 B	15.59%
2002	£6.32 B	6.22%
2001	£5.95 B	-4.36%
2000	£6.22 B	63.44%
1999	£3.80 B	-17.48%
1998	£4.61 B	3.03%
1997	£4.48 B	19.21%
1996	£3.75 B

End of Day market cap according to different sources

On Jun 28th, 2026 the market cap of Entergy was reported to be:

£40.03 Billion

by Nasdaq

£40.79 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
American Electric Power AEP	£56.20 B	38.48%	🇺🇸 USA
CMS Energy CMS	£18.08 B	-55.44%	🇺🇸 USA
Consolidated Edison ED	£30.99 B	-23.63%	🇺🇸 USA
Dominion Energy D	£45.82 B	12.91%	🇺🇸 USA
Exelon Corporation EXC	£36.19 B	-10.81%	🇺🇸 USA
Southern Company SO	£82.13 B	102.38%	🇺🇸 USA
Duke Energy DUK	£75.25 B	85.42%	🇺🇸 USA
PPL PPL	£20.86 B	-48.59%	🇺🇸 USA
OGE Energy OGE	£7.63 B	-81.18%	🇺🇸 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 Entergy (ETR)

Market cap: £40.58 Billion