2012 |
| 11/15/2012 | MDU Resources Increases Common Stock Dividend for 22nd Consecutive Year |
| 10/31/2012 | MDU Resources Reports Third Quarter Earnings |
| 9/25/2012 | MDU Resources Announces Webcast of Analyst Conference Call |
| 9/4/2012 | MDU Resources to Present at D.A. Davidson Engineering & Construction Conference |
| 8/31/2012 | Morehouse named president of MDU Resources Group’s utility companies |
| 8/16/2012 | MDU Resources President and CEO Terry D. Hildestad Announces Retirement Plans |
| 8/16/2012 | MDU Resources Declares Quarterly Dividends on Common and Preferred Stock |
| 8/1/2012 | MDU Resources Reports Second Quarter Earnings, Reaffirms 2012 Earnings Guidance |
| 7/9/2012 | MDU Resources Announces Webcast of Analyst Conference Call |
| 7/2/2012 | MDU Resources subsidiary announces name change |
| 5/21/2012 | MDU Resources subsidiary purchases interest in Bakken oil and natural gas midstream assets |
| 5/17/2012 | MDU Resources Declares Quarterly Dividends on Common and Preferred Stock |
| 4/30/2012 | Resources Reports First Quarter Earnings, Reaffirms 2012 Earnings Guidance |
| 4/25/2012 | MDU Resources Announces Significant Well Test Results in Paradox Basin |
| 4/23/2012 | MDU Resources to Present at American Gas Association Financial Forum |
| 4/17/2012 | MDU Resources Announces Preliminary First Quarter Results Oil Production Grows 19% and Rig Count Reaches 10, Advance Determination of Prudence Approved for Natural Gas Plant, Reaffirms 2012 Earnings Guidance |
| 4/9/2012 | MDU Resources to Present at IPAA Oil and Gas Investment Symposium |
| 3/28/2012 | MDU Resources Announces Webcast of Analyst Conference Call |
| 3/12/2012 | MDU Resources Reaches New Bakken Field Production Record and Acquires Additional Bakken Acreage |
| 2/21/2012 | MDU Resources Group, Inc. and Affiliates of Calumet Specialty Products Partners, L.P. Announce Plans to Study Diesel Refinery Joint Venture |
| 2/21/2012 | MDU Resources Announces Webcast of Analyst Seminar |
| 2/16/2012 | MDU Resources Declares Quarterly Dividends on Common and Preferred Stock |
| 2/1/2012 | MDU Resources Reports 2011 Results, Initiates Guidance for 2012 |
| 1/5/2012 | MDU Resources Announces Webcast of Analyst Conference Call |
2011 |
| 12/20/2011 | MDU Resources Announces Leadership Changes for Construction Operations |
| 12/19/2011 | MDU Resources Names William E. Schneider to Coordinate Bakken Business Development |
| 11/17/2011 | MDU Resources Increases Common Stock Dividend for 21st Consecutive Year |
| 10/31/2011 | MDU Resources Reports Third Quarter Earnings |
| 10/24/2011 | MDU Resources to Present at Edison Electric Institute Financial Conference |
| 10/17/2011 | MDU Resources Announces Preliminary Third Quarter Results, Updates Earnings Guidance |
| 9/27/2011 | MDU Resources Announces Webcast of Analyst Conference Call |
| 9/13/2011 | MDU Resources to Present at D.A. Davidson Engineering & Construction Conference |
| 8/11/2011 | MDU Resources Declares Quarterly Dividends on Common and Preferred Stock |
| 8/1/2011 | MDU Resources Reports Second Quarter Earnings, Reaffirms 2011 Earnings Guidance |
| 7/13/2011 | Montana-Dakota Utilities power line route approved by North Dakota PSC |
| 7/8/2011 | Montana-Dakota Utilities files request to build electric generation facility |
| 7/8/2011 | MDU Resources Donates More Than $100,000 to Flood Relief Efforts, Offers Support to Impacted Employees |
| 6/27/2011 | MDU Resources Announces Bakken Leaseholds Acquisition, MDU Resources Announces Bakken Leaseholds Acquisition, Provides Production Update and Reaffirms Annual Earnings Guidance |
| 6/7/2011 | MDU Resources Announces Webcast of Analyst Conference Call |
| 5/12/2011 | MDU Resources Declares Quarterly Dividends on Common and Preferred Stock |
| 5/4/2011 | MDU Resources to Present at American Gas Association Financial Forum |
| 5/2/2011 | MDU Resources Reports Improved First Quarter Earnings, Reaffirms 2011 Earnings Guidance |
| 4/21/2011 | Fidelity Exploration & Production Company Adds Second Rig to Support Bakken Development Program |
| 4/1/2011 | MDU Resources Announces Webcast of Analyst Conference Call |
| 3/29/2011 | MDU Resources to Present at IPAA Oil and Gas Investment Symposium |
| 3/14/2011 | Kent Wells to Become President, CEO of MDU Resources’ Natural Gas & Oil Production Business |
| 3/2/2011 | MDU Resources Announces Webcast of Analyst Seminar |
| 2/17/2011 | MDU Resources Declares Quarterly Dividends on Common and Preferred Stock |
| 2/2/2011 | MDU Resources Reports 2010 Results, Initiates Guidance for 2011 |
| 1/6/2011 | MDU Resources Announces Webcast of Analyst Conference Call |
2010 |
| 12/1/2010 | MDU Resources Publishes 2010 Sustainability Report |
| 11/15/2010 | MDU Resources Sells Brazil Transmission Assets |
| 11/11/2010 | MDU Resources Increases Common Stock Dividend for 20th Consecutive Year |
| 10/27/2010 | MDU Resources Reports Third Quarter Earnings, Updates Earnings Guidance |
| 10/25/2010 | MDU Resources to Present at Edison Electric Institute Financial Conference |
| 10/20/2010 | MDU Resources announces arbitration decision |
| 10/14/2010 | MDU Resources subsidiary announces sale of working interest in Niobrara Leasehold |
| 10/12/2010 | Two Knife River divisions successful bidders on more than $34 million in new work |
| 9/23/2010 | MDU Resources Announces Webcast of Analyst Conference Call |
| 8/12/2010 | MDU Resources Declares Quarterly Dividends on Common and Preferred Stock |
| 8/3/2010 | MDU Resources Reports Second Quarter Earnings, Reaffirms 2010 Earnings Guidance |
| 7/27/2010 | Knife River Corporation President and CEO testifies before congressional committee |
| 6/28/2010 | MDU Resources Announces Webcast of Analyst Conference Call |
| 6/28/2010 | Montana-Dakota Utilities Co. wind projects fully operational |
| 6/15/2010 | MDU Resources conducting Bakken analyst tour, discussing growth opportunities in all lines of business |
| 6/2/2010 | DEQ begins major reclamation project near Yellowstone National Park |