0001225208-23-005702.txt : 20230510 0001225208-23-005702.hdr.sgml : 20230510 20230510174134 ACCESSION NUMBER: 0001225208-23-005702 CONFORMED SUBMISSION TYPE: 3 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20230510 FILED AS OF DATE: 20230510 DATE AS OF CHANGE: 20230510 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: MDU RESOURCES GROUP INC CENTRAL INDEX KEY: 0000067716 STANDARD INDUSTRIAL CLASSIFICATION: MINING, QUARRYING OF NONMETALLIC MINERALS (NO FUELS) [1400] FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 3 SEC ACT: 1934 Act SEC FILE NUMBER: 001-41642 FILM NUMBER: 23907943 BUSINESS ADDRESS: STREET 1: 1200 WEST CENTURY AVENUE CITY: BISMARCK STATE: ND ZIP: 58503 BUSINESS PHONE: 701-530-1000 MAIL ADDRESS: STREET 1: 1200 WEST CENTURY AVENUE CITY: BISMARCK STATE: ND ZIP: 58503 FORMER NAME: FORMER CONFORMED NAME: MONTANA DAKOTA UTILITIES CO DATE OF NAME CHANGE: 19850429 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Knife River Holding Co CENTRAL INDEX KEY: 0001955520 STANDARD INDUSTRIAL CLASSIFICATION: MINING, QUARRYING OF NONMETALLIC MINERALS (NO FUELS) [1400] IRS NUMBER: 921008893 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 1200 WEST CENTURY AVENUE CITY: BISMARCK STATE: ND ZIP: 58503 BUSINESS PHONE: 701-530-1000 MAIL ADDRESS: STREET 1: 1200 WEST CENTURY AVENUE CITY: BISMARCK STATE: ND ZIP: 58503 3 1 doc3.xml X0206 3 2023-05-10 0 0001955520 Knife River Holding Co KNF 0000067716 MDU RESOURCES GROUP INC 1150 WEST CENTURY AVENUE BISMARCK ND 58503 1 Common Stock 1000.0000 D /s/ Karl A. Liepitz, Vice President, General Counsel and Secretary 2023-05-10