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Filing metadata

Accession number: 0001127602-14-017394
Form type: Form 4
Filer: MDU RESOURCES GROUP INC
CIK: CIK 67716
Filed: May 13, 2014
Reporting period: May 12, 2014
Description: Insider transaction

Documents

0001127602-14-017394-index.htm

Complete submission

0001127602-14-017394.txt

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Filed by

MDU RESOURCES GROUP INC