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CIK 0000352541 · Large accelerated filer

ALLIANT ENERGY CORP

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Ticker
LNT
Exchange
Nasdaq
Industry
Electric & Other Services Combined
FY end
Dec 31
Incorporated
WI
Entity type
operating
EIN
391380265
Phone
608-458-3311
Business address
4902 NORTH BILTMORE LANE, SUITE 1000, MADISON, WI, 53718-2148
Former names
ALLIANT ENERGY CORP, INTERSTATE ENERGY CORP, WPL HOLDINGS INC
  1. S-3ASR Offering Registration Statement
  2. S-3ASR Offering Registration Statement
  3. 11-K Other Annual Report
  4. ARS Other Annual Report to Security Holders
  5. S-8 Other Securities Offered to Employees in Benefit Plans
  6. 11-K Other Annual Report
  7. ARS Other Annual Report to Security Holders
  8. DEFA14A Proxy Proxy Materials
  9. FWP Offering Free Writing Prospectus
  10. S-3ASR Offering Registration Statement
  11. 11-K Other Annual Report
  12. ARS Other Annual Report to Security Holders
  13. 8-A12B/A Other Registration Statement
  14. S-3ASR Offering Registration Statement
  15. CT ORDER Other Confidential Order
  16. 11-K Other Annual Report
  17. ARS Other Annual Report to Security Holders
  18. 11-K Other Annual Report
  19. ARS Other Annual Report to Security Holders
  20. S-8 Other Securities Offered to Employees in Benefit Plans

Page 4 of 19 · 368 filings