SEC Filings

SEC Filings

Other Filings
Filing Description Filing Type Filing Date Event Date  
8-K 8-K 2/15/2019 2/14/2019
Abstract: 8-K filed by MDU Resources Group Inc. (MDU) covering Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year and Financial Statements and Exhibits.
13-D SC 13G 2/14/2019
13-D SC 13G/A 2/13/2019
13-D SC 13G/A 2/11/2019
8-K 8-K 2/6/2019 2/5/2019
Abstract: 8-K filed by MDU Resources Group Inc. (MDU) covering Results of Operations and Financial Condition; Regulation FD Disclosure; and Financial Statements and Exhibits.
13-D SC 13G/A 2/6/2019
8-K 8-K12B 1/2/2019 12/31/2018
Abstract: 8-K filed by MDU Resources Group Inc. (MDU) covering Entry into a Material Definitive Agreement; Material Modification to Rights of Security Holders; Departure of Directors or Principal Officers; Election of Directors; Appointment of Principal Officers; Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year; Other Events; and Financial Statements and Exhibits.
8-K 8-K 1/2/2019 12/31/2018
Abstract: 8-K filed by MDU Resources Group Inc. (MDU) covering Entry into a Material Definitive Agreement; Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing; Material Modification to Rights of Security Holders; Departure of Directors or Principal Officers; Election of Directors; Appointment of Principal Officers; Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year; and Financial Statements and Exhibits.
Registration Statement S-8 POS 1/2/2019
Registration Statement S-8 POS 1/2/2019
Registration Statement POSASR 1/2/2019
Abstract: Registrant filed its post-effective amendment No. 1 to its registration statement to reflect the holding company reorganization of the registrant.
Registration Statement S-8 POS 1/2/2019
8-K 8-K 12/18/2018 12/18/2018
Abstract: 8-K filed by MDU Resources Group Inc. (MDU) covering Regulation FD Disclosure and Financial Statements and Exhibits.
8-K 8-K 11/21/2018 11/20/2018
Abstract: 8-K filed by MDU Resources Group Inc. (MDU) covering Regulation FD Disclosure and Financial Statements and Exhibits.
8-K 8-K 11/15/2018 11/15/2018
Abstract: 8-K filed by MDU Resources Group Inc. (MDU) covering Departure of Directors or Principal Officers; Election of Directors; Appointment of Principal Officers and Financial Statements and Exhibits.
10-Q 10-Q 11/2/2018 9/30/2018
8-K 8-K 11/1/2018 10/31/2018
Abstract: 8-K filed by MDU Resources Group Inc. (MDU) covering Results of Operations and Financial Condition; Regulation FD Disclosure; and Financial Statements and Exhibits.
8-K 8-K 8/16/2018 8/16/2018
Abstract: 8-K filed by MDU Resources Group Inc. (MDU) covering Departure of Directors or Principal Officers; Election of Directors; Appointment of Principal Officers and Financial Statements and Exhibits.
10-Q 10-Q 8/3/2018 6/30/2018
8-K 8-K 7/31/2018 7/31/2018
Abstract: 8-K filed by MDU Resources Group Inc. (MDU) covering Results of Operations and Financial Condition; Regulation FD Disclosure; and Financial Statements and Exhibits.

Displaying 1 to 20 (of 275 filings)