ONEOK (OKE) is an Oil & Gas Midstream company. NGL and gas infrastructure consolidator (Magellan, EnLink, Medallion) linking Permian and Mid-Continent supply to Gulf Coast demand. It was founded in 1906, is headquartered in Tulsa, OK and employs about 6,326 people.

How does ONEOK make money?

As of 2026-Q2, ONEOK's revenue breaks down across Refined Products and Crude Oil (52%), Natural Gas Liquids (34%), Natural Gas Gathering & Processing (14%). See the revenue-by-segment chart for the full mix.

How has ONEOK's revenue and profitability trended?

Track ONEOK's quarterly and annual revenue, gross and net margins, and EPS in the interactive charts on this page. Data last updated August 24, 2026.

Who are ONEOK's main competitors?

Sterling groups ONEOK in the Oil & Gas sector, alongside Kinder Morgan (KMI), Williams (WMB), Cheniere (LNG), Energy Transfer (ET), Enterprise Products (EPD) and Targa Resources (TRGP).

If I'm investing in ONEOK, what similar companies should I consider?

If you are researching ONEOK, also look at Kinder Morgan (KMI), Williams (WMB) and Cheniere (LNG). You can compare all of them side by side or browse the full Oil & Gas sector on Sterling.