ALLIANT ENERGY CORP — 424B3 Filings
10 424B3 filings on record
This page lists all 424B3 filings submitted to the SEC by ALLIANT ENERGY CORP (LNT), sorted by most recent first. Each row links to the full filing on EdgarLookup. ALLIANT ENERGY CORP has filed 10 424B3 documents with the SEC since 2013. To view all SEC filings by ALLIANT ENERGY CORP, see the full filings list.
All
10-K
10-K/A
10-K405
10-K405/A
10-Q
10-Q/A
11-K
15-15D
25
3
3/A
35-CERT
35-CERT/A
4
4/A
424B2
424B3
424B5
5
5/A
8-A12B
8-A12B/A
8-K
8-K/A
ARS
CERT
CORRESP
CT ORDER
DEF 14A
DEFA14A
FWP
NO ACT
NT 10-K
NT 11-K
POS AMC
POSASR
PRE 14A
PX14A6G
RW
S-3
S-3/A
S-3ASR
S-3D
S-3MEF
S-4
S-4/A
S-8
S-8 POS
SC 13D
SC 13D/A
SC 13G
SC 13G/A
SCHEDULE 13G/A
SE
U-1
U-1/A
U-12-IB
U-13-60
U-57
U-6B-2
U-6B-2/A
U-9C-3
U5A
U5B
U5B/A
U5S
U5S/A
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| 424B3 | PROSPECTUS | 0000897069-08-001896 | Dec 12, 2008 | — |
| 424B3 | PROSPECTUS DATED JULY 9, 2007 | 0000897101-07-001439 | Jul 13, 2007 | — |
| 424B3 | FORM 424B3 FOR SHAREOWNER DIRECT PLAN PROSPECTUS | 0000897101-07-000065 | Jan 8, 2007 | — |
| 424B3 | PROSPECTUS RULE 424(B)(3) | 0000107832-05-000033 | Feb 14, 2005 | — |
| 424B3 | PROSPECTUS | 0000950134-03-007479 | May 9, 2003 | — |
| 424B3 | PROSPECTUS | 0000897069-02-000920 | Nov 19, 2002 | — |
| 424B3 | PROSPECTUS PURSUANT RULE NO. 424B3 | 0000950124-01-504469 | Dec 28, 2001 | — |
| 424B3 | FORM 424B3 | 0000950124-00-002692 | May 2, 2000 | — |
| 424B3 | PROSPECTUS | 0000897069-00-000038 | Feb 4, 2000 | — |
| 424B3 | WPL HOLDINGS, INC. | 0000897069-97-000291 | Jul 1, 1997 | — |