CIK 0000352541 · Large accelerated filer
ALLIANT ENERGY CORP
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- 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
- 15-15D Other 15-15D
- 15-15D Other 15-15D
- 15-15D Other 15-15D
- U5S/A Other U5S/A
- U5S/A Other U5S/A
- SC 13D/A Stake Beneficial Ownership Report
- U-1 Other U-1
- U-1/A Other U-1/A
- U5S Other U5S
- U-57 Other U-57
- U-57 Other U-57
- U-57 Other U-57
- U-57 Other U-57
- 10-Q Report Quarterly Report
- 35-CERT Other 35-CERT
- U-1/A Other U-1/A
- SC 13D/A Stake Beneficial Ownership Report
- 10-K Report Annual Report
- DEF 14A Proxy Proxy Statement
- 35-CERT Other 35-CERT
Page 152 of 157 · 3,132 filings