MDU RESOURCES GROUP INC - Company Filings ↗
| cik | 0000067716 |
| entityType | operating |
| sic | 1400 |
| sicDescription | Mining & Quarrying of Nonmetallic Minerals (No Fuels) |
| ownerOrg | 01 Energy & Transportation |
| insiderTransactionForOwnerExists | 1 |
| insiderTransactionForIssuerExists | 1 |
| name | MDU RESOURCES GROUP INC |
| tickers | MDU |
| exchanges | NYSE |
| ein | 301133956 |
| lei | — |
| description | — |
| website | — |
| investorWebsite | — |
| category | Large accelerated filer |
| fiscalYearEnd | 1231 |
| stateOfIncorporation | — |
| stateOfIncorporationDescription | — |
| addresses.mailing | street1: 1200 WEST CENTURY AVENUE city: BISMARCK stateOrCountry: ND zipCode: 58503 stateOrCountryDescription: ND isForeignLocation: 0 |
| addresses.business | street1: 1200 WEST CENTURY AVENUE city: BISMARCK stateOrCountry: ND zipCode: 58503 stateOrCountryDescription: ND |
| phone | 701-530-1000 |
| flags | — |
| formerNames | name: MDU RESOURCES GROUP INC, from: 1994-08-09T04:00:00.000Z, to: 2026-07-14T04:00:00.000Z |