OGE Energy (OGE) - Market capitalization

Market cap: A$13.41 Billion

As of December 2025 OGE Energy has a market cap of A$13.41 Billion. This makes OGE Energy the world's 2109th 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 2025

End of year Market Cap

Year	Marketcap	Change
2025	A$13.41 B	0.54%
2024	A$13.34 B	29.94%
2023	A$10.26 B	-11.75%
2022	A$11.63 B	9.8%
2021	A$10.59 B	27.87%
2020	A$8.28 B	-34.79%
2019	A$12.70 B	14.4%
2018	A$11.10 B	31.96%
2017	A$8.41 B	-9.16%
2016	A$9.26 B	28.59%
2015	A$7.20 B	-16.63%
2014	A$8.64 B	14.59%
2013	A$7.54 B	40.92%
2012	A$5.35 B	-1.29%
2011	A$5.42 B	23.94%
2010	A$4.37 B	9.85%
2009	A$3.98 B	17.49%
2008	A$3.39 B	-11.03%
2007	A$3.81 B	-17.79%
2006	A$4.63 B	39.78%
2005	A$3.31 B	7.58%
2004	A$3.08 B	8.37%
2003	A$2.84 B	15.99%
2002	A$2.45 B	-30.47%
2001	A$3.52 B	3.56%
2000	A$3.40 B	51.28%
1999	A$2.25 B	-41.17%
1998	A$3.82 B	12.88%
1997	A$3.39 B	59.75%
1996	A$2.12 B

End of Day market cap according to different sources

On Dec 8th, 2025 the market cap of OGE Energy was reported to be:

A$13.01 Billion

by Nasdaq

A$13.31 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
CenterPoint Energy CNP	A$37.40 B	178.83%	🇺🇸 USA
American Electric Power AEP	A$93.55 B	597.43%	🇺🇸 USA
Dominion Energy D	A$75.02 B	459.28%	🇺🇸 USA
Duke Energy DUK	A$134.83 B	905.10%	🇺🇸 USA
Entergy ETR	A$62.90 B	368.90%	🇺🇸 USA
NRG Energy NRG	A$48.85 B	264.17%	🇺🇸 USA
Edison International EIX	A$32.84 B	144.82%	🇺🇸 USA
Pacific Gas and Electric PCG	A$49.71 B	270.59%	🇺🇸 USA
Avista AVA	A$4.70 B	-64.95%	🇺🇸 USA
Nextera Energy NEE	A$249.62 B	1,760.83%	🇺🇸 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: A$13.41 Billion