Market capitalization of Duke Energy (DUK)

Market cap: €81.24 Billion

As of October 2026 Duke Energy has a market cap of €81.24 Billion. This makes Duke Energy the world's 264th 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 Duke Energy from 1996 to 2026

End of year Market Cap

Year	Marketcap	Change
2026	€81.24 B	4.73%
2025	€77.57 B	-3.55%
2024	€80.42 B	18.87%
2023	€67.65 B	-8.49%
2022	€73.93 B	3.75%
2021	€71.26 B	30.08%
2020	€54.78 B	-8.21%
2019	€59.68 B	8.82%
2018	€54.84 B	11.77%
2017	€49.06 B	-3.48%
2016	€50.83 B	13.18%
2015	€44.92 B	-7.5%
2014	€48.56 B	37.65%
2013	€35.27 B	3.9%
2012	€33.95 B	50.4%
2011	€22.57 B	26.88%
2010	€17.79 B	13.17%
2009	€15.72 B	14.31%
2008	€13.75 B	-21.15%
2007	€17.44 B	-44.86%
2006	€31.63 B	47.12%
2005	€21.50 B	20.34%
2004	€17.87 B	20.77%
2003	€14.79 B	-11.55%
2002	€16.72 B	-51.57%
2001	€34.54 B	2.88%
2000	€33.57 B	83.8%
1999	€18.26 B	-6.91%
1998	€19.62 B	16.76%
1997	€16.80 B	113.91%
1996	€7.85 B

End of Day market cap according to different sources

On Oct 7th, 2026 the market cap of Duke Energy was reported to be:

€80.30 Billion

by Nasdaq

€80.31 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
Ameren AEE	€25.14 B	-69.05%	🇺🇸 USA
American Electric Power AEP	€59.38 B	-26.90%	🇺🇸 USA
Dominion Energy D	€48.43 B	-40.38%	🇺🇸 USA
FirstEnergy FE	€23.13 B	-71.52%	🇺🇸 USA
Southern Company SO	€88.38 B	8.79%	🇺🇸 USA
Nextera Energy NEE	€143.90 B	77.13%	🇺🇸 USA
PPL PPL	€22.88 B	-71.83%	🇺🇸 USA
Xcel Energy XEL	€40.86 B	-49.70%	🇺🇸 USA
PG&E Corporation PCG	€33.92 B	-58.24%	🇺🇸 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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