OGE Energy (OGE) - Market capitalization

Market cap: C$13.19 Billion

As of August 2026 OGE Energy has a market cap of C$13.19 Billion. This makes OGE Energy the world's 2161th 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	C$13.19 B	9.28%
2025	C$12.07 B	1.41%
2024	C$11.90 B	28.34%
2023	C$9.27 B	-13.64%
2022	C$10.74 B	9.74%
2021	C$9.79 B	20.5%
2020	C$8.12 B	-30.08%
2019	C$11.62 B	9.01%
2018	C$10.66 B	29.02%
2017	C$8.26 B	-7.95%
2016	C$8.97 B	23.26%
2015	C$7.28 B	-11.29%
2014	C$8.21 B	14.61%
2013	C$7.16 B	29.48%
2012	C$5.53 B	-2.2%
2011	C$5.65 B	27.31%
2010	C$4.44 B	18%
2009	C$3.76 B	29.46%
2008	C$2.90 B	-12.49%
2007	C$3.32 B	-21.88%
2006	C$4.25 B	50.6%
2005	C$2.82 B	-1.4%
2004	C$2.86 B	4.47%
2003	C$2.74 B	25.68%
2002	C$2.18 B	-23.9%
2001	C$2.86 B	0.51%
2000	C$2.85 B	33.71%
1999	C$2.13 B	-40.77%
1998	C$3.60 B	14.16%
1997	C$3.15 B	36.66%
1996	C$2.30 B

End of Day market cap according to different sources

On Aug 26th, 2026 the market cap of OGE Energy was reported to be:

C$13.32 Billion

by Nasdaq

C$13.32 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
American Electric Power AEP	C$92.72 B	602.59%	🇺🇸 USA
CenterPoint Energy CNP	C$35.92 B	172.18%	🇺🇸 USA
Dominion Energy D	C$81.27 B	515.84%	🇺🇸 USA
Edison International EIX	C$39.32 B	197.99%	🇺🇸 USA
NRG Energy NRG	C$33.42 B	153.26%	🇺🇸 USA
Nextera Energy NEE	C$242.02 B	1,733.91%	🇺🇸 USA
Duke Energy DUK	C$130.70 B	890.38%	🇺🇸 USA
Entergy ETR	C$68.96 B	422.61%	🇺🇸 USA
PG&E Corporation PCG	C$54.79 B	315.18%	🇺🇸 USA
Avista AVA	C$4.38 B	-66.74%	🇺🇸 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: C$13.19 Billion