ONEOK Market Cap

ONEOK has a market cap or net worth of $52.13 billion as of February 27, 2026. Its market cap has decreased by -8.59% in one year.

Market Cap

52.13B

Enterprise Value

85.10B

1-Year Change

-8.59%

Ranking

#302

Market Cap Chart

Since December 1, 1998, ONEOK's market cap has increased from $1.09B to $52.13B, an increase of 4,667.00%. That is a compound annual growth rate of 15.23%.

Market Cap History

Date	Market Cap	% Change
Feb 27, 2026	52.13B	12.71%
Dec 31, 2025	46.25B	-21.15%
Dec 31, 2024	58.65B	43.38%
Dec 29, 2023	40.91B	39.30%
Dec 30, 2022	29.36B	12.07%
Dec 31, 2021	26.20B	53.63%
Dec 31, 2020	17.06B	-45.43%
Dec 31, 2019	31.26B	40.85%
Dec 31, 2018	22.19B	8.29%
Dec 29, 2017	20.49B	69.57%
Dec 30, 2016	12.09B	134.19%
Dec 31, 2015	5.16B	-50.22%
Dec 31, 2014	10.37B	-19.18%
Dec 31, 2013	12.83B	46.64%
Dec 31, 2012	8.75B	-2.03%
Dec 30, 2011	8.93B	51.14%
Dec 31, 2010	5.91B	25.64%
Dec 31, 2009	4.70B	54.51%
Dec 31, 2008	3.04B	-34.48%
Dec 31, 2007	4.64B	-2.28%
Dec 29, 2006	4.75B	82.91%
Dec 30, 2005	2.60B	-11.59%
Dec 31, 2004	2.94B	63.78%
Dec 31, 2003	1.79B	54.64%
Dec 31, 2002	1.16B	8.94%

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Market Capitalization

Market capitalization, also called net worth, is the total value of all of a company's outstanding shares. It is calculated by multiplying the stock price by the number of shares outstanding.

Formula: Market Cap = Stock Price * Shares Outstanding

Full Definition

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