MDU Resources Announces Closing of Knife River Holding Company’s $425 Million Notes Offering in Connection With Anticipated Knife River Spinoff

BISMARCK, N.D., April 25, 2023 /PRNewswire/ — MDU Resources Group, Inc. (“MDU Resources”) (NYSE: MDU) today announced the closing of its previously announced offering of $425 million of notes due 2031 (the “notes”) by Knife River Holding Company, a wholly owned subsidiary of MDU…