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MDU Resources Announces Webcast of Analyst Conference Call

Oct 08, 2015

MDU Resources Group, Inc. (NYSE:MDU) will webcast its third quarter 2015 earnings conference call Nov. 3 following the release of its results.

The webcast will begin at 10 a.m. EST and can be accessed at www.mdu.com. Audio and webcast replays will be available. Audio will be available through Nov. 17 at (855) 859-2056, or (404) 537-3406 for international callers, conference ID 57967847.

MDU Resources Group, Inc., a member of the S&P MidCap 400 index, provides value-added natural resource products and related services that are essential to energy and transportation infrastructure, including regulated utilities and pipelines, construction materials and services, and exploration and production. 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.

Contact:

Phyllis A. Rittenbach – Director, Investor Relations — (701) 530-1057