BISMARCK, N.D., July 19, 2022 /PRNewswire/ -- MDU Resources Group, Inc. (NYSE:MDU) will webcast its second quarter 2022 earnings conference call at 2 p.m. EDT Aug. 4. The company will release its second quarter results before U.S. financial markets open.

The webcast can be accessed at www.mdu.com under the "Investor Relations" heading. Select "Events & Presentations," and click "Q2 2022 Earnings Conference Call." Audio and webcast replays will be available. Audio will be available through Aug. 18 at 888-203-1112, or 719-457-0820 for international callers, passcode ID 3010359.

About MDU Resources

MDU Resources Group, Inc., a member of the S&P MidCap 400 and the S&P High-Yield Dividend Aristocrats indices, 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, visit www.mdu.com or contact the Investor Relations Department at investor@mduresources.com.

Financial Contact: Brent Miller, director of financial projects and investor relations, 701-530-1730

Media Contact: Laura Lueder, manager of communications and public relations, 701-530-1095

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SOURCE MDU Resources Group, Inc.

MDU Resources Schedules Webcast of Second Quarter 2022 Earnings Conference Call