MDU Resources Announces Webcast of Analyst Conference Call

BISMARCK, N.D., June 29, 2017 /PRNewswire/ -- MDU Resources Group, Inc. (NYSE: MDU) will webcast its second quarter 2017 earnings conference call Aug. 2 following the release of its results.

The webcast will begin at 2 p.m. EDT and can be accessed at www.mdu.com. Audio and webcast replays will be available. Audio will be available through Aug. 16 at 855-859-2056, or 404‑537‑3406 for international callers, conference ID 40930145.

MDU Resources Group, Inc., a member of the S&P MidCap 400 index and the S&P High-Yield Dividend Aristocrats index, is Building a Strong America® by providing essential products and services through its regulated energy delivery and construction materials and services businesses. For more information about MDU Resources, see the company's website at www.mdu.com or contact the Investor Relations Department at investor@mduresources.com.

Financial Contact:  Doran Schwartz, vice president and chief financial officer, 701-530-1750
Media Contact:  Laura Lueder, manager of communications and public affairs, 701-530-1095

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SOURCE MDU Resources Group, Inc.