Market capitalization of Oneok (OKE)

Market cap: HK$367.12 Billion

As of December 2025 Oneok has a market cap of HK$367.12 Billion. This makes Oneok the world's 494th 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 Oneok from 1996 to 2025

End of year Market Cap

Year	Marketcap	Change
2025	HK$367.12 B	-19.73%
2024	HK$457.34 B	43.15%
2023	HK$319.48 B	39.25%
2022	HK$229.43 B	12.29%
2021	HK$204.32 B	54.53%
2020	HK$132.22 B	-45.71%
2019	HK$243.53 B	40.07%
2018	HK$173.86 B	8.58%
2017	HK$160.12 B	70.85%
2016	HK$93.72 B	133.8%
2015	HK$40.08 B	-50.17%
2014	HK$80.45 B	-19.24%
2013	HK$99.62 B	46.7%
2012	HK$67.90 B	-2.07%
2011	HK$69.34 B	50.39%
2010	HK$46.11 B	25.99%
2009	HK$36.59 B	55.13%
2008	HK$23.59 B	-35%
2007	HK$36.29 B	-2.21%
2006	HK$37.11 B	84.09%
2005	HK$20.16 B	-12.31%
2004	HK$22.99 B	41.13%
2003	HK$16.29 B	45.84%
2002	HK$11.17 B	33.84%
2001	HK$8.34 B	-24.84%
2000	HK$11.10 B	92.51%
1999	HK$5.76 B	-34.64%
1998	HK$8.82 B	-9.74%
1997	HK$9.77 B	54.34%
1996	HK$6.33 B

End of Day market cap according to different sources

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

HK$366.86 Billion

by Nasdaq

HK$367.12 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
Atmos Energy ATO	HK$210.17 B	-42.75%	🇺🇸 USA
Sempra Energy SRE	HK$447.67 B	21.94%	🇺🇸 USA
National Fuel Gas NFG	HK$57.29 B	-84.39%	🇺🇸 USA
Western Midstream WES	HK$124.68 B	-66.04%	🇺🇸 USA
Sea Limited SE	HK$590.85 B	60.94%	🇸🇬 Singapore
UGI Corporation UGI	HK$63.12 B	-82.81%	🇺🇸 USA
Southwest Gas SWX	HK$44.88 B	-87.77%	🇺🇸 USA
EQT Corporation EQT	HK$284.81 B	-22.42%	🇺🇸 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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