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Filing Detail
Form 8-K - Current report:
SEC Accession No. 0000067716-23-000006
Filing Date
2023-02-09
Accepted
2023-02-09 08:30:03
Documents
15
Period of Report
2023-02-09
Items
Item 2.02: Results of Operations and Financial Condition
Item 7.01: Regulation FD Disclosure
Item 9.01: Financial Statements and Exhibits

Document Format Files

Seq Description Document Type Size
1 MDU RESOURCES GROUP, INC. FORM 8-K mdu-20230209.htm   iXBRL 8-K 31407
2 MDU RESOURCES GROUP, INC. EX 99 a2022earningsreleaseex-99.htm EX-99 702242
3 MDU RESOURCES GROUP, INC. LOGO mdurirpressreleasebasa17.jpg GRAPHIC 748436
  Complete submission text file 0000067716-23-000006.txt   1944195

Data Files

Seq Description Document Type Size
4 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT mdu-20230209.xsd EX-101.SCH 2150
5 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT mdu-20230209_def.xml EX-101.DEF 14778
6 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT mdu-20230209_lab.xml EX-101.LAB 28856
7 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT mdu-20230209_pre.xml EX-101.PRE 15394
9 EXTRACTED XBRL INSTANCE DOCUMENT mdu-20230209_htm.xml XML 11289
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 (Filer) CIK: 0000067716 (see all company filings)

IRS No.: 301133956 | Fiscal Year End: 1231
Type: 8-K | Act: 34 | File No.: 001-03480 | Film No.: 23601320
SIC: 1400 Mining & Quarrying of Nonmetallic Minerals (No Fuels)