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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. S-8 POS Other Post-effective Amendment
  2. POS AM Other Post-effective Amendment for Registration Statement
  3. 424B3 Offering Prospectus
  4. 8-K Event Item 5
  5. 10-Q Report Quarterly Report
  6. SC 13G/A Stake Amended Statement of Ownership
  7. 8-K Event Item 7
  8. 424B5 Offering Prospectus
  9. 8-K Event Item 5
  10. 424B5 Offering Prospectus
  11. 11-K Other Annual Report
  12. 11-K Other Annual Report
  13. S-3 Offering Registration Statement
  14. SC 13G Stake Amended Statement of Ownership
  15. DEF 14A Proxy Proxy Statement
  16. 10-K Report Annual Report
  17. 10-Q Report Quarterly Report
  18. 424B3 Offering Prospectus
  19. 424B3 Offering Prospectus
  20. 424B5 Offering Prospectus

Page 88 of 91 · 1,804 filings