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Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material:
SEC Accession No. 0000067716-17-000031
Filing Date
2017-03-24
Accepted
2017-03-24 11:14:16
Documents
6
Effectiveness Date
2017-03-24

Document Format Files

Seq Description Document Type Size
1 DEFA14A a2017proxynotice.htm DEFA14A 211133
2 image-envelopea02.jpg GRAPHIC 577
3 image-mdurlogoa02.jpg GRAPHIC 43073
4 image-telephonea02.jpg GRAPHIC 630
5 image_computera02.jpg GRAPHIC 598
6 stickfigure.jpg GRAPHIC 47677
  Complete submission text file 0000067716-17-000031.txt   338880
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 (Filer) CIK: 0000067716 (see all company filings)

IRS No.: 410423660 | State of Incorp.: DE | Fiscal Year End: 1231
Type: DEFA14A | Act: 34 | File No.: 001-03480 | Film No.: 17711626
SIC: 1400 Mining & Quarrying of Nonmetallic Minerals (No Fuels)