MDU RESOURCES GROUP INC reports

Company location: Bismarck, ND
Fiscal year end: 31 December

MDU RESOURCES GROUP INC has filed 1,793 SEC EDGAR filings since 11 Feb 1994

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SEC filing history

Showing 601-625 of 1,000 matching filings.

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10-Q File 001-03480

MDU RESOURCES FORM 10-Q 9-30-2016

Filing date: 07 Nov 2016
Reporting date: 30 Sep 2016
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

8-K File 001-03480

MDU RESOURCES FORM 8-K

Filing date: 03 Nov 2016
Reporting date: 02 Nov 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 30 Sep 2016
Reporting date: 30 Sep 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 30 Sep 2016
Reporting date: 30 Sep 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 25 Aug 2016
Reporting date: 24 Aug 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 24 Aug 2016
Reporting date: 23 Aug 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 23 Aug 2016
Reporting date: 22 Aug 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 23 Aug 2016
Reporting date: 22 Aug 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 22 Aug 2016
Reporting date: 19 Aug 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 19 Aug 2016
Reporting date: 18 Aug 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 18 Aug 2016
Reporting date: 17 Aug 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 17 Aug 2016
Reporting date: 16 Aug 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 16 Aug 2016
Reporting date: 15 Aug 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 15 Aug 2016
Reporting date: 12 Aug 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 12 Aug 2016
Reporting date: 11 Aug 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

10-Q File 001-03480

MDU RESOURCES FORM 10-Q 6-30-2016

Filing date: 05 Aug 2016
Reporting date: 30 Jun 2016
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

8-K File 001-03480

MDU RESOURCES GROUP, INC. FORM 8-K

Filing date: 03 Aug 2016
Reporting date: 02 Aug 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

S-8 File 333-212635

S-8

Filing date: 22 Jul 2016
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K/A File 001-03480

8-K/A

Filing date: 21 Jul 2016
Reporting date: 24 Jun 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 30 Jun 2016
Reporting date: 30 Jun 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 30 Jun 2016
Reporting date: 30 Jun 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-03480

8-K

Filing date: 28 Jun 2016
Reporting date: 24 Jun 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

11-K File 001-03480

MDU RESOURCES GROUP, INC. FORM 11-K

Filing date: 17 Jun 2016
Reporting date: 31 Dec 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

SD File 001-03480

SD

Filing date: 26 May 2016
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

10-Q File 001-03480

MDU RESOURCES FORM 10-Q 3-31-2016

Filing date: 06 May 2016
Reporting date: 31 Mar 2016
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

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