0001225208-21-001883.txt : 20210208 0001225208-21-001883.hdr.sgml : 20210208 20210208172928 ACCESSION NUMBER: 0001225208-21-001883 CONFORMED SUBMISSION TYPE: 3 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20210206 FILED AS OF DATE: 20210208 DATE AS OF CHANGE: 20210208 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Liepitz Karl A CENTRAL INDEX KEY: 0001840120 FILING VALUES: FORM TYPE: 3 SEC ACT: 1934 Act SEC FILE NUMBER: 001-03480 FILM NUMBER: 21602695 MAIL ADDRESS: STREET 1: 1200 WEST CENTURY AVENUE CITY: BISMARCK STATE: ND ZIP: 58503 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: MDU RESOURCES GROUP INC CENTRAL INDEX KEY: 0000067716 STANDARD INDUSTRIAL CLASSIFICATION: MINING, QUARRYING OF NONMETALLIC MINERALS (NO FUELS) [1400] IRS NUMBER: 301133956 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 FORMER COMPANY: FORMER CONFORMED NAME: MONTANA DAKOTA UTILITIES CO DATE OF NAME CHANGE: 19850429 3 1 doc3.xml X0206 3 2021-02-06 0 0000067716 MDU RESOURCES GROUP INC MDU 0001840120 Liepitz Karl A 1200 WEST CENTURY AVENUE BISMARCK ND 58503 1 VP, Gen Counsel & Secretary Common Stock - 401(k) 2480.3177 I By Trustee As of the most recent quarter end, the number of shares may fluctuate daily depending on plan activity in the fund. poaliepitz.txt /s/ Karl A. Liepitz 2021-02-08