AUGUST 5, 2020 SECOND QUARTER EARNINGS CALL JASON VOLLMER Vice President, Chief Financial Officer & Treasurer FORWARD-LOOKING STATEMENTS During the course of this presentation, we will make certain "forward-looking statements" within the meaning of Section 21E of the Securities Exchange Act of 1934. Although the company believes that its expectations and beliefs are based on reasonable assumptions, actual results may differ materially. For a discussion of factors that may cause actual results to differ, ref ...

OR ☐ UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2020 TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from _____________ to ______________ Commission file number 1-03480 MDU RESOURCES GROUP INC (Exact name of registrant as specified in its charter) Delaware 30-1133956 (State o ...

MDU Resources Group, Inc. (NYSE:MDU) Q2 2020 Earnings Conference Call August 5, 2020 2:00 PM ET CompanyParticipants Jason Vollmer - VP, CFO and Treasurer Dave Goodin - President and CEO Dave Barney - President and CEO, Knife River Corporation Jeff Thiede - President and CEO, MDU Construction Services Group, Inc Nicole Kivisto - CEO, Cascade Natural Gas Corp, Intermountain Gas Co and Montana Trevor Hastings - President and CEO, WBI Holdings, Inc. Stephanie Barth - VP, Chief Accounting Officer and Controller ...

AMERICAN GAS ASSOCIATION – MAY 2020 INVESTOR RELATIONS MDU LISTED HEMDU RESOURCES | Building a Strong America® NYSE FORWARD-LOOKING STATEMENTS During the course of this presentation, we will make certain "forward-looking statements" within the meaning of Section 21E of the Securities Exchange Act of 1934. Although the company believes that its expectations and beliefs are based on reasonable assumptions, actual results may differ materially. For a discussion of factors that may cause actual results to diffe ...

MDU Resources Group, Inc. (NYSE:MDU) Q1 2020 Earnings Conference Call May 8, 2020 11:00 AM ET Company Participants Jason Vollmer - VP, CFO and Treasurer Dave Goodin - President and CEO Trevor Hastings - President and CEO of WBI Energy Jeff Thiede - President and CEO of MDU Construction Services Group Nicole Kivisto - President and CEO of Cascade Natural Gas, Great Plains Natural Gas, Intermountain Gas, and Montana-Dakota Utilities Dave Barney - President and CEO of Knife River Corporation Conference Call Pa ...

May 8, 2020 FIRST QUARTER EARNINGS CALL JASON VOLLMER Vice President, Chief Financial Officer & Treasurer MDD NYSE FORWARD-LOOKING STATEMENTS During the course of this presentation, we will make certain "forward-looking statements" within the meaning of Section 21E of the Securities Exchange Act of 1934. Although the company believes that its expectations and beliefs are based on reasonable assumptions, actual results may differ materially. For a discussion of factors that may cause actual results to differ ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2020 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from _____________ to ______________ Commission file number 1-03480 MDU RESOURCES GROUP INC (Exact name of registrant as specified in its charter) Delaware 30-1133956 (State ...

FORM 10-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2019 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from _____________ to ______________ Commission file number 1-03480 MDU RESOURCES GROUP INC (Exact name of registrant as specified in its charter) (State or other jurisdiction of ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2019 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from _____________ to ______________ Commission file number 1-03480 MDU RESOURCES GROUP INC (Exact name of registrant as specified in its charter) Delaware 30-1133956 (St ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2019 OR MDU RESOURCES GROUP INC (Exact name of registrant as specified in its charter) | Title of each class | Trading symbol(s) | Name of each exchange on which registered | | --- | --- | --- | | Common Stock, par value $1.00 per share | MDU | New York Stock Exchange | Delaware 30-1133956 (State or ...