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Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001127602-19-013773
Filing Date
2019-04-01
Accepted
2019-04-01 15:30:22
Documents
1
Period of Report
2019-03-29

Document Format Files

Seq Description Document Type Size
1 PRIMARY DOCUMENT form4.html 4  
1 PRIMARY DOCUMENT form4.xml 4 2791
  Complete submission text file 0001127602-19-013773.txt   4334
Mailing Address 1200 WEST CENTURY AVENUE BISMARCK ND 58503
Business Address 1200 WEST CENTURY AVENUE BISMARCK ND 58503 701-530-1000
MDU RESOURCES GROUP INC (Issuer) CIK: 0000067716 (see all company filings)

IRS No.: 301133956 | Fiscal Year End: 1231
SIC: 1400 Mining & Quarrying of Nonmetallic Minerals (No Fuels)

Mailing Address 414 NICOLLET MALL MINNEAPOLIS MN 55401
Business Address 800 NICOLLET MALL MINNEAPOLIS MN 55402 612-330-7752
SPARBY DAVID M (Reporting) CIK: 0001159192 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-03480 | Film No.: 19720365