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MDU RESOURCES GROUP INC — All Filings

1,006 total filings on record

Public companies registered with the SEC are required to file periodic reports, disclosures, and notices throughout the year. The most important are the 10-K (annual report), 10-Q (quarterly report), and 8-K (material event notice). Use the filters below to narrow by form type.

Overview All Filings Financials Insiders
All 10-K 10-K/A 10-Q 11-K 11-K/A 15-12B 25-NSE 3 3/A 4 4/A 424B2 424B3 424B5 5 5/A 8-A12B 8-A12B/A 8-K 8-K/A 8-K12B ARS AW CORRESP DEF 14A DEFA14A DEFR14A NO ACT POS AM POSASR PRE 14A PRER14A S-3 S-3/A S-3ASR S-8 S-8 POS SC 13D SC 13D/A SC 13G SC 13G/A SCHEDULE 13G SCHEDULE 13G/A SD UPLOAD
Form Description Accession Number Filed Period
S-8 POS S-8 POS 0001104659-19-000047 Jan 2, 2019
8-K 8-K 0001104659-19-000025 Jan 2, 2019 Dec 31, 2018
S-8 POS S-8 POS 0001104659-19-000048 Jan 2, 2019
25-NSE 0000876661-19-000006 Jan 2, 2019
4 PRIMARY DOCUMENT 0001127602-18-037581 Dec 31, 2018
8-K MDU RESOURCES FORM 8-K 0000067716-18-000080 Dec 18, 2018
4 PRIMARY DOCUMENT 0001127602-18-034154 Nov 21, 2018 Nov 20, 2018
4 PRIMARY DOCUMENT 0001127602-18-034157 Nov 21, 2018 Nov 20, 2018
4 PRIMARY DOCUMENT 0001127602-18-034150 Nov 21, 2018 Nov 20, 2018
8-K MDU RESOURCES FORM 8-K CAP EX 0000067716-18-000076 Nov 21, 2018 Nov 20, 2018
4 PRIMARY DOCUMENT 0001127602-18-034132 Nov 21, 2018 Nov 20, 2018
4 PRIMARY DOCUMENT 0001127602-18-034143 Nov 21, 2018 Nov 20, 2018
4 PRIMARY DOCUMENT 0001127602-18-034095 Nov 21, 2018 Nov 20, 2018
4 PRIMARY DOCUMENT 0001127602-18-034105 Nov 21, 2018 Nov 20, 2018
4 PRIMARY DOCUMENT 0001127602-18-034114 Nov 21, 2018 Nov 20, 2018
4 PRIMARY DOCUMENT 0001127602-18-034122 Nov 21, 2018 Nov 20, 2018
4 PRIMARY DOCUMENT 0001127602-18-034129 Nov 21, 2018 Nov 20, 2018
3 PRIMARY DOCUMENT 0001127602-18-033684 Nov 19, 2018 Nov 15, 2018
8-K 8-K 0000067716-18-000073 Nov 15, 2018
10-Q MDU RESOURCES FORM 10-Q 09-30-2018 0000067716-18-000070 Nov 2, 2018 Sep 30, 2018
8-K MDU RESOURCES FORM 8-K 0000067716-18-000067 Nov 1, 2018 Oct 31, 2018
4 PRIMARY DOCUMENT 0001127602-18-028486 Sep 28, 2018
3 PRIMARY DOCUMENT 0001127602-18-025756 Aug 20, 2018 Aug 16, 2018
8-K 8-K 0000067716-18-000062 Aug 16, 2018
10-Q MDU RESOURCES FORM 10-Q 06-30-2018 0000067716-18-000052 Aug 3, 2018 Jun 30, 2018
8-K MDU RESOURCES FORM 8-K 0000067716-18-000048 Jul 31, 2018
4 PRIMARY DOCUMENT 0001127602-18-022023 Jun 29, 2018
11-K MDU RESOURCES FORM 11-K 0000067716-18-000044 Jun 15, 2018 Dec 31, 2017
SD FORM SD 0000067716-18-000040 May 31, 2018
8-K 8-K 0000067716-18-000036 May 9, 2018 May 8, 2018
10-Q MDU RESOURCES FORM 10-Q 3-31-2018 0000067716-18-000034 May 4, 2018 Mar 31, 2018
8-K MDU RESOURCES FORM 8-K 0000067716-18-000030 May 3, 2018 May 2, 2018
4 PRIMARY DOCUMENT 0001127602-18-013095 Mar 30, 2018
4 PRIMARY DOCUMENT 0001127602-18-013097 Mar 30, 2018
DEF 14A DEF 14A 0000067716-18-000025 Mar 23, 2018 May 8, 2018
DEFA14A DEFA14A 0000067716-18-000027 Mar 23, 2018
4 PRIMARY DOCUMENT 0001127602-18-011365 Mar 13, 2018
8-K 8-K 0000067716-18-000016 Mar 1, 2018
10-K MDU RESOURCES 2017 FORM 10-K 0000067716-18-000013 Feb 23, 2018 Dec 31, 2017
8-K 8-K - COMPENSATION 0000067716-18-000010 Feb 21, 2018 Feb 14, 2018
4 PRIMARY DOCUMENT 0001127602-18-007290 Feb 20, 2018 Feb 16, 2018
4 PRIMARY DOCUMENT 0001127602-18-007299 Feb 20, 2018 Feb 16, 2018
4 PRIMARY DOCUMENT 0001127602-18-007282 Feb 20, 2018 Feb 16, 2018
4 PRIMARY DOCUMENT 0001127602-18-007178 Feb 20, 2018 Feb 16, 2018
4 PRIMARY DOCUMENT 0001127602-18-007269 Feb 20, 2018 Feb 16, 2018
4 PRIMARY DOCUMENT 0001127602-18-007274 Feb 20, 2018 Feb 16, 2018
4 PRIMARY DOCUMENT 0001127602-18-007203 Feb 20, 2018 Feb 16, 2018
4 PRIMARY DOCUMENT 0001127602-18-007232 Feb 20, 2018 Feb 16, 2018
4 PRIMARY DOCUMENT 0001127602-18-007255 Feb 20, 2018 Feb 16, 2018
SC 13G MCDONALD'S CORPORATION 0000093751-18-000220 Feb 14, 2018