4 | SEC Filings Hub

Filing metadata

Accession number: 0001127602-11-031817
Form type: Form 4
Filer: MDU RESOURCES GROUP INC
CIK: CIK 67716
Filed: Dec 12, 2011
Reporting period: Dec 09, 2011
Description: Insider transaction

Documents

0001127602-11-031817-index.htm

Complete submission

0001127602-11-031817.txt

directory listing

Filed by

MDU RESOURCES GROUP INC