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MDU's Investment in Wind Farm Deemed Prudent and Cost-Effective for Customers [Yahoo! Finance]

MDU Resources Group, Inc. (Holding Company)  (MDU) 
Last mdu resources group, inc. (holding company) earnings: 7/30 04:25 pm Check Earnings Report
US:NYSE Investor Relations: investor.mdu.com/investor-relations
PDF Utilities Co. (MDU), was granted an Advanced Determination of Prudence (ADP) and Certificate of Public Convenience and Necessity (CPCN) by the North Dakota Public Servic [Read more]