4 | SEC Filings Hub

Filing metadata

Accession number: 0001225208-21-012624
Form type: Form 4
Filer: MDU RESOURCES GROUP INC
CIK: CIK 67716
Filed: Oct 01, 2021
Reporting period: Sep 30, 2021
Description: Insider transaction

Documents

0001225208-21-012624-index.htm

Complete submission

0001225208-21-012624.txt

directory listing

Filed by

MDU RESOURCES GROUP INC