OGE Energy (OGE) - Market capitalization

Market cap: €8.56 Billion

As of October 2026 OGE Energy has a market cap of €8.56 Billion. This makes OGE Energy the world's 2070th 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 OGE Energy from 1996 to 2026

End of year Market Cap

Year	Marketcap	Change
2026	€8.56 B	14.08%
2025	€7.50 B	-5.87%
2024	€7.97 B	26.02%
2023	€6.32 B	-14.26%
2022	€7.38 B	8.81%
2021	€6.78 B	30.94%
2020	€5.18 B	-34.78%
2019	€7.94 B	16.11%
2018	€6.84 B	24.89%
2017	€5.47 B	-13.75%
2016	€6.35 B	32.26%
2015	€4.80 B	-17.46%
2014	€5.81 B	19.38%
2013	€4.87 B	15.85%
2012	€4.20 B	-1.78%
2011	€4.28 B	28.14%
2010	€3.34 B	33.79%
2009	€2.49 B	45.97%
2008	€1.71 B	-25.01%
2007	€2.28 B	-17.61%
2006	€2.76 B	35.2%
2005	€2.04 B	16.48%
2004	€1.75 B	4.72%
2003	€1.67 B	27.06%
2002	€1.32 B	-35.16%
2001	€2.03 B	0.83%
2000	€2.02 B	37.49%
1999	€1.47 B	-25.54%
1998	€1.97 B	6.09%
1997	€1.86 B	31.01%
1996	€1.42 B

End of Day market cap according to different sources

On Oct 9th, 2026 the market cap of OGE Energy was reported to be:

€8.57 Billion

by Nasdaq

€8.56 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
American Electric Power AEP	€59.66 B	596.69%	🇺🇸 USA
CenterPoint Energy CNP	€22.69 B	164.96%	🇺🇸 USA
Dominion Energy D	€48.38 B	464.94%	🇺🇸 USA
Edison International EIX	€18.99 B	121.75%	🇺🇸 USA
NRG Energy NRG	€20.25 B	136.51%	🇺🇸 USA
Nextera Energy NEE	€144.01 B	1,581.71%	🇺🇸 USA
Duke Energy DUK	€81.16 B	847.77%	🇺🇸 USA
Entergy ETR	€43.83 B	411.81%	🇺🇸 USA
PG&E Corporation PCG	€35.17 B	310.79%	🇺🇸 USA
Avista AVA	€2.65 B	-69.03%	🇺🇸 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 OGE Energy (OGE)

Market cap: €8.56 Billion