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
- POS AMC Other POS AMC
- POS AMC Other POS AMC
- POS AMC Other POS AMC
- POS AMC Other POS AMC
- U-9C-3 Other U-9C-3
- 35-CERT Other 35-CERT
- U-6B-2 Other U-6B-2
- 35-CERT Other 35-CERT
- 8-K Event Item 7 · Item 9
- 10-Q Report Quarterly Report
- POS AMC Other POS AMC
- 8-K Event Item 5 · Item 7
- 35-CERT/A Other 35-CERT/A
- 11-K Other Annual Report
- NT 11-K Other NT 11-K
- POS AMC Other POS AMC
- U-1/A Other U-1/A
- 8-K Event Item 4 · Item 7
- 35-CERT Other 35-CERT
- 35-CERT Other 35-CERT
Page 142 of 157 · 3,132 filings