8-K
File 001-03480
MDU RESOURCES GROUP, INC. FORM 8-K
- Filing date
- 30 Oct 2019
- Reporting date
- 29 Oct 2019
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MDU RESOURCES GROUP INC reports
- Company location
- Bismarck, ND
- Fiscal year end
- 31 December
Company
Names, identifiers, and filing context for this profile.
1 identity field
SEC filing record 1 source field available
MDU RESOURCES GROUP INC has filed 1,798 SEC EDGAR filings since 11 Feb 1994
SEC filing history
Showing 426-450 of 1,000 matching filings.
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18
8-K
File 001-03480
8-K
- Filing date
- 04 Oct 2019
- Reporting date
- 01 Oct 2019
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4
4 filing
- Filing date
- 01 Oct 2019
- Reporting date
- 30 Sep 2019
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10-Q
File 001-03480
MDU RESOURCES FORM 10-Q 6-30-2019
- Filing date
- 02 Aug 2019
- Reporting date
- 30 Jun 2019
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8-K
File 001-03480
MDU RESOURCES GROUP, INC. FORM 8-K
- Filing date
- 30 Jul 2019
- Reporting date
- 30 Jul 2019
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4
4 filing
- Filing date
- 01 Jul 2019
- Reporting date
- 28 Jun 2019
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11-K
File 001-03480
MDU RESOURCES FORM 11-K
- Filing date
- 14 Jun 2019
- Reporting date
- 31 Dec 2018
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SC 13G/A
File 005-35797
SC 13G/A filing
- Filing date
- 07 Jun 2019
- Reporting date
- Not listed
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4
PRIMARY DOCUMENT
- Filing date
- 31 May 2019
- Reporting date
- 30 May 2019
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4
PRIMARY DOCUMENT
- Filing date
- 31 May 2019
- Reporting date
- 30 May 2019
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SD
File 001-03480
SD
- Filing date
- 30 May 2019
- Reporting date
- Not listed
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4
PRIMARY DOCUMENT
- Filing date
- 20 May 2019
- Reporting date
- 17 May 2019
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3
PRIMARY DOCUMENT
- Filing date
- 08 May 2019
- Reporting date
- 07 May 2019
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8-K
File 001-03480
8-K
- Filing date
- 08 May 2019
- Reporting date
- 07 May 2019
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10-Q
File 001-03480
MDU RESOURCES FORM 10-Q 3-31-2019
- Filing date
- 03 May 2019
- Reporting date
- 31 Mar 2019
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8-K
File 001-03480
MDU RESOURCES GROUP, INC. FORM 8-K
- Filing date
- 30 Apr 2019
- Reporting date
- 30 Apr 2019
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4
PRIMARY DOCUMENT
- Filing date
- 01 Apr 2019
- Reporting date
- 29 Mar 2019
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DEFA14A
File 001-03480
DEFA14A
- Filing date
- 22 Mar 2019
- Reporting date
- Not listed
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DEF 14A
File 001-03480
DEF 14A
- Filing date
- 22 Mar 2019
- Reporting date
- 07 May 2019
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4
PRIMARY DOCUMENT
- Filing date
- 14 Mar 2019
- Reporting date
- 14 Mar 2019
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PRE 14A
File 001-03480
PRE 14A
- Filing date
- 08 Mar 2019
- Reporting date
- 07 May 2019
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8-K
File 001-03480
8-K
- Filing date
- 22 Feb 2019
- Reporting date
- 22 Feb 2019
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424B5
File 333-220026
424B5
- Filing date
- 22 Feb 2019
- Reporting date
- Not listed
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10-K
File 001-03480
MDU RESOURCES 2018 FORM 10-K
- Filing date
- 22 Feb 2019
- Reporting date
- 31 Dec 2018
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4
PRIMARY DOCUMENT
- Filing date
- 20 Feb 2019
- Reporting date
- 19 Feb 2019
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