687 filings
Page 6 of 35
8-K
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9 Dec 19
MDU Resources Increases 2019 Earnings Guidance
5:00pm
8-K
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18 Nov 19
MDU Resources Announces Five-Year Capital Investment Plan
5:24pm
S-8
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18 Nov 19
Registration of securities for employees
4:32pm
8-K
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30 Oct 19
MDU Resources Reports Increased Third Quarter Earnings, Narrows 2019 Guidance
9:13am
8-K
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4 Oct 19
Mine Safety - Reporting of Shutdowns and Patterns of Violations
5:27pm
8-K
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30 Jul 19
MDU Resources Reports Increased Second Quarter Earnings, Increases 2019 Guidance
5:05pm
SD
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30 May 19
Conflict minerals disclosure
4:04pm
8-K
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8 May 19
Amendments to Articles of Incorporation or Bylaws
2:36pm
8-K
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30 Apr 19
MDU Resources Reports First Quarter Earnings, Updates Guidance
4:57pm
DEFA14A
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22 Mar 19
Additional proxy soliciting materials
10:05am
8-K
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22 Feb 19
Entry into a Material Definitive Agreement
5:09pm
424B5
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22 Feb 19
Prospectus supplement for primary offering
4:53pm
8-K
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19 Feb 19
Regulation FD Disclosure
5:18pm
8-K
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15 Feb 19
Amendments to Articles of Incorporation or Bylaws
11:13am