Market capitalization of Oneok (OKE)

Market cap: HK$462.17 Billion

As of September 2026 Oneok has a market cap of HK$462.17 Billion. This makes Oneok the world's 429th 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 2026

End of year Market Cap

Year	Marketcap	Change
2026	HK$462.17 B	29.48%
2025	HK$356.95 B	-21.95%
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 Sep 19th, 2026 the market cap of Oneok was reported to be:

HK$462.14 Billion

by Nasdaq

HK$462.17 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
Atmos Energy ATO	HK$212.49 B	-54.02%	🇺🇸 USA
Sempra SRE	HK$417.07 B	-9.76%	🇺🇸 USA
Western Midstream WES	HK$153.27 B	-66.84%	🇺🇸 USA
UGI Corporation UGI	HK$63.36 B	-86.29%	🇺🇸 USA
Southwest Gas SWX	HK$48.78 B	-89.44%	🇺🇸 USA
Sea Limited SE	HK$489.05 B	5.82%	🇸🇬 Singapore
National Fuel Gas NFG	HK$60.33 B	-86.95%	🇺🇸 USA
EQT Corporation EQT	HK$245.33 B	-46.92%	🇺🇸 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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