SEC Seal
SEC Banner
Search the Next-Generation EDGAR System
Filing Detail
Form 3 - Initial statement of beneficial ownership of securities:
SEC Accession No. 0001225208-21-001883
Filing Date
2021-02-08
Accepted
2021-02-08 17:29:28
Documents
1
Period of Report
2021-02-06

Document Format Files

Seq Description Document Type Size
1 doc3.html 3  
1 doc3.xml 3 2418
  Complete submission text file 0001225208-21-001883.txt   3799
Mailing Address 1200 WEST CENTURY AVENUE BISMARCK ND 58503
Business Address 1200 WEST CENTURY AVENUE BISMARCK ND 58503 701-530-1000
MDU RESOURCES GROUP INC (Issuer) CIK: 0000067716 (see all company filings)

IRS No.: 301133956 | Fiscal Year End: 1231
SIC: 1400 Mining & Quarrying of Nonmetallic Minerals (No Fuels)

Mailing Address 1200 WEST CENTURY AVENUE BISMARCK ND 58503
Business Address
Liepitz Karl A (Reporting) CIK: 0001840120 (see all company filings)

Type: 3 | Act: 34 | File No.: 001-03480 | Film No.: 21602695