SC 13G | SEC Filings Hub

Filing metadata

Accession number: 0001519058-13-000083
Form type: SC 13G
Filer: MDU RESOURCES GROUP INC
CIK: CIK 67716
Filed: Feb 12, 2013
Reporting period: Dec 31, 2012
Description: Passive 5%+ stake

Documents

0001519058-13-000083-index.htm

Complete submission

0001519058-13-000083.txt

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Filed by

MDU RESOURCES GROUP INC