As of January 2025 Oneok has a market cap of C$89.29 Billion. This makes Oneok the world's 318th 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.
On Jan 14th, 2025 the market cap of Oneok was reported to be: