Form ARS - Annual Report to Security Holders:
SEC Accession No. 9999999997-12-002911
Filing Date
2012-03-09
Accepted
2012-03-15 10:18:01
Documents
1
Period of Report
2011-12-31
Effectiveness Date
2012-03-09

Document Format Files

Seq Description Document Type Size
1 AUTO-GENERATED PAPER DOCUMENT 9999999997-12-002911.paper ARS 290
  Scanned paper document scanned.pdf   30927310
  Complete submission text file 9999999997-12-002911.txt   1437
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)

EIN.: 410423660 | State of Incorp.: DE | Fiscal Year End: 1231
Type: ARS | Act: 34 | File No.: 001-03480 | Film No.: 12025564
SIC: 1400 Mining & Quarrying of Nonmetallic Minerals (No Fuels)