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Filing metadata

Accession number: 0001127602-19-007094
Form type: Form 4
Filer: MDU RESOURCES GROUP INC
CIK: CIK 67716
Filed: Feb 20, 2019
Reporting period: Feb 19, 2019
Description: Insider transaction

Documents

0001127602-19-007094-index.htm

Complete submission

0001127602-19-007094.txt

directory listing

Filed by

MDU RESOURCES GROUP INC