Form UPLOAD - SEC-generated letter:
SEC Accession No. 0000000000-22-006756
Filing Date
2022-06-23
Accepted
2022-06-23 09:30:03
Documents
2

Document Format Files

Seq Description Document Type Size
1 filename1.pdf LETTER 27529
2 filename2.txt TEXT-EXTRACT 1174
  Complete submission text file 0000000000-22-006756.txt   39765
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 (Filed for) CIK: 0000067716 (see all company filings)

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