Form 3/A - Initial statement of beneficial ownership of securities: [Amend]
SEC Accession No. 0001127602-13-024694
Filing Date
2013-08-07
Accepted
2013-08-07 18:09:04
Documents
1
Period of Report
2013-06-01

Document Format Files

Seq Description Document Type Size
1 PRIMARY DOCUMENT form3a.html 3/A  
1 PRIMARY DOCUMENT form3a.xml 3/A 2275
  Complete submission text file 0001127602-13-024694.txt   3727
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)

EIN.: 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
Haider Dennis L (Reporting) CIK: 0001578627 (see all company filings)

Type: 3/A | Act: 34 | File No.: 001-03480 | Film No.: 131019341