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Filing Detail
Form 3/A - Initial statement of beneficial ownership of securities: [Amend]
SEC Accession No. 0000067716-08-000209
Filing Date
2008-12-11
Accepted
2008-12-11 19:51:13
Documents
1
Period of Report
2007-10-01

Document Format Files

Seq Description Document Type Size
1 PRIMARY DOCUMENT doc.html 3/A  
1 PRIMARY DOCUMENT doc.xml 3/A 2513
  Complete submission text file 0000067716-08-000209.txt   4433
Mailing Address 1200 WEST CENTURY AVENUE BISMARCK ND 58506-5650
Business Address 1200 WEST CENTURY AVENUE BISMARCK ND 58506-5650 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 P O BOX 5650 BISMARCK ND 58506-5650
Business Address 701-530-1015
Del Vecchio Mark A (Reporting) CIK: 0001414288 (see all company filings)

Type: 3/A | Act: 34 | File No.: 001-03480 | Film No.: 081244606