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ONEOK ONEOK ANNOUNCES 26 % YEAR - OVER - YEAR INCREASE IN THIRD QUARTER 2021 NET INCOME AND EARNINGS PER SHARE November 02 , 2021 INVESTOR RELATIONS Increases 2021 Financial Guidance TULSA , Okla . , Nov. 2 , 2021 / PRNewswire / -- ONEOK , Inc. ( NYSE : OKE ) today announced higher third quarter 2021 results and increased 2021 financial guidance . Higher Third Quarter 2021 Results , Compared With Third Quarter 2020 : 26 % increase in net income to $ 392.0 million , resulting in 88 cents per diluted share . ◇ 16 % increase in adjusted EBITDA to $ 865.2 million . 47 % increase in Rocky Mountain region NGL raw feed throughput volumes . 24 % increase in Rocky Mountain region natural gas volumes processed . 4.0 times annualized run - rate net debt - to - EBITDA ratio . Increased 2021 Guidance : 10 % net income increase to a midpoint of $ 1.49 billion . 10 % earnings per diluted share increase to a midpoint of $ 3.33 . 5 % adjusted EBITDA increase to a midpoint of $ 3.375 billion . ONEOK increased 2021 net income guidance to a range of $ 1.43 billion to $ 1.55 billion , compared with the previously announced range of $ 1.20 billion to $ 1.50 billion . Adjusted EBITDA guidance increased to a range of $ 3.325 billion to $ 3.425 billion , compared with ONEOK's previously announced range of $ 3.05 billion to $ 3.35 billion . The increase in financial guidance reflects continued strength in Rocky Mountain region volumes and higher commodity prices in the natural gas gathering and processing segment . NGL volume growth in the Rocky Mountain region and Permian Basin , and higher natural gas sales and firm transportation revenue also contributed to increased 2021 expectations . " ONEOK's strong third quarter results were driven by NGL and natural gas volume growth on our system , contributing higher fee - based earnings , " said Pierce H. Norton II , ONEOK president and chief executive officer . " Increasing producer activity driven by improving market demand resulted in record NGL raw feed throughput volumes on our system . These factors , combined with year - to - date results , contributed to the increase in our 2021 financial guidance , giving us positive momentum going into next year . " The third quarter also marked another milestone in ONEOK's commitment to environmental responsibility with our announcement of a greenhouse gas emission absolute reduction target , " added Norton . " We continue to evaluate lower - carbon opportunities that will complement our operations and provide long - term stakeholder value . " THIRD QUARTER 2021 FINANCIAL HIGHLIGHTS Three Months Ended September 30 , Nine Months Ended September 30 ,