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Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001127602-18-007299
Filing Date
2018-02-20
Accepted
2018-02-20 17:18:12
Documents
1
Period of Report
2018-02-16

Document Format Files

Seq Description Document Type Size
1 PRIMARY DOCUMENT form4.html 4  
1 PRIMARY DOCUMENT form4.xml 4 5147
  Complete submission text file 0001127602-18-007299.txt   6591
Mailing Address 1200 WEST CENTURY AVENUE BISMARCK ND 58503
Business Address 1200 WEST CENTURY AVENUE BISMARCK ND 58503 701-530-1059
MDU RESOURCES GROUP INC (Issuer) CIK: 0000067716 (see all company filings)

IRS No.: 410423660 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 1400 Mining & Quarrying of Nonmetallic Minerals (No Fuels)

Mailing Address 1200 WEST CENTURY AVENUE BISMARCK ND 58503
Business Address
Vollmer Jason L (Reporting) CIK: 0001626019 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-03480 | Film No.: 18625779