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CIK 0000067716 · Large accelerated filer

MDU RESOURCES GROUP INC

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Ticker
MDU
Exchange
NYSE
Industry
Natural Gas Distribution
FY end
Dec 31
Entity type
operating
EIN
301133956
Phone
701-530-1000
Business address
1200 WEST CENTURY AVENUE, BISMARCK, ND, 58503
Former names
MDU RESOURCES GROUP INC
  1. DEFR14A Other DEFR14A
  2. DEF 14A Proxy Proxy Statement
  3. 10-K Report Annual Report
  4. 8-K Event Item 5
  5. 10-Q Report Quarterly Report
  6. S-8 POS Other Post-effective Amendment
  7. S-8 POS Other Post-effective Amendment
  8. 10-Q Report Quarterly Report
  9. 10-Q Report Quarterly Report
  10. 11-K Other Annual Report
  11. 11-K Other Annual Report
  12. 10-K Report Annual Report
  13. DEF 14A Proxy Proxy Statement
  14. 10-Q Report Quarterly Report
  15. 8-A12B Other Registration of Securities
  16. 10-Q Report Quarterly Report
  17. 10-Q Report Quarterly Report
  18. 11-K Other Annual Report
  19. 11-K Other Annual Report
  20. 10-K/A Report 10-K/A

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