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Filing Detail
Form 8-K - Current report:
SEC Accession No. 0000067716-13-000042
Filing Date
2013-05-01
Accepted
2013-04-30 19:10:33
Documents
3
Period of Report
2013-04-30
Items
Item 2.02: Results of Operations and Financial Condition
Item 7.01: Regulation FD Disclosure
Item 9.01: Financial Statements and Exhibits

Document Format Files

Seq Description Document Type Size
1 8-K mduq120138k.htm 8-K 26179
2 EXHIBIT 99 a1qearningsnewsrelease2013.htm EX-99 408235
3 mdu.jpg GRAPHIC 91993
  Complete submission text file 0000067716-13-000042.txt   562541
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: 8-K | Act: 34 | File No.: 001-03480 | Film No.: 13799892
SIC: 1400 Mining & Quarrying of Nonmetallic Minerals (No Fuels)