Last year, ONEOK Inc generated 25.57B USD for its biggest-performing segment, Liquids commodity sales. The United States made the largest contribution, accounting for 33.63B USD last year. For the latest quarter, ONEOK Inc reported the revenue of 10.38B USD for the period ending 2026-06-30, which came from the top-performing segment, Liquids commodity sales. United States contributed the highest revenue, at 9.62B USD.