MDU RESOURCES GROUP, INC. 1ST QUARTER 2013 FORM 10-Q

Company

MDU RESOURCES GROUP INC

Filed

May 7, 2013

Period of Report

March 31, 2013

Accession Number

0000067716-13-000050

A 10-Q is a quarterly financial report filed after each of the first three quarters of a fiscal year. It includes unaudited financial statements and management commentary. Learn more about 10-Q filings →