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Filing metadata

Accession number: 0001127602-13-032590
Form type: Form 4
Filer: MDU RESOURCES GROUP INC
CIK: CIK 67716
Filed: Nov 22, 2013
Reporting period: Nov 20, 2013
Description: Insider transaction

Documents

0001127602-13-032590-index.htm

Complete submission

0001127602-13-032590.txt

directory listing

Filed by

MDU RESOURCES GROUP INC