# Filing Detail

Form DEF 14A - Other definitive proxy statements:
SEC Accession No. 0000352541-25-000036
Filing Date
2025-04-01
Accepted
2025-03-31 18:02:13
Documents
45
Period of Report
2025-05-16

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | DEF 14A | lnt-20250331.htm iXBRL | DEF 14A | 1096699
3 | GRAPHIC | lnt-20250331_g1.jpg | GRAPHIC | 620343
4 | GRAPHIC | lnt-20250331_g2.jpg | GRAPHIC | 338302
5 | GRAPHIC | lnt-20250331_g3.jpg | GRAPHIC | 122432
6 | GRAPHIC | lnt-20250331_g4.jpg | GRAPHIC | 19602
7 | GRAPHIC | lnt-20250331_g5.jpg | GRAPHIC | 16103
8 | GRAPHIC | lnt-20250331_g6.jpg | GRAPHIC | 18801
9 | GRAPHIC | lnt-20250331_g7.jpg | GRAPHIC | 524240
10 | GRAPHIC | lnt-20250331_g8.jpg | GRAPHIC | 445671
11 | GRAPHIC | lnt-20250331_g9.jpg | GRAPHIC | 281724
12 | GRAPHIC | lnt-20250331_g10.jpg | GRAPHIC | 350652
13 | GRAPHIC | lnt-20250331_g11.jpg | GRAPHIC | 442433
14 | GRAPHIC | lnt-20250331_g12.jpg | GRAPHIC | 288642
15 | GRAPHIC | lnt-20250331_g13.jpg | GRAPHIC | 617053
16 | GRAPHIC | lnt-20250331_g14.jpg | GRAPHIC | 360791
17 | GRAPHIC | lnt-20250331_g15.jpg | GRAPHIC | 353370
18 | GRAPHIC | lnt-20250331_g16.jpg | GRAPHIC | 9546
19 | GRAPHIC | lnt-20250331_g17.jpg | GRAPHIC | 278130
20 | GRAPHIC | lnt-20250331_g18.jpg | GRAPHIC | 269621
21 | GRAPHIC | lnt-20250331_g19.jpg | GRAPHIC | 297096
22 | GRAPHIC | lnt-20250331_g20.jpg | GRAPHIC | 145316
23 | GRAPHIC | lnt-20250331_g21.jpg | GRAPHIC | 894105
24 | GRAPHIC | lnt-20250331_g22.jpg | GRAPHIC | 38453
25 | GRAPHIC | lnt-20250331_g23.jpg | GRAPHIC | 123551
26 | GRAPHIC | lnt-20250331_g24.jpg | GRAPHIC | 14654
27 | GRAPHIC | lnt-20250331_g25.jpg | GRAPHIC | 13860
28 | GRAPHIC | lnt-20250331_g26.jpg | GRAPHIC | 124018
29 | GRAPHIC | lnt-20250331_g27.jpg | GRAPHIC | 123473
30 | GRAPHIC | lnt-20250331_g28.jpg | GRAPHIC | 111626
31 | GRAPHIC | lnt-20250331_g29.jpg | GRAPHIC | 43409
32 | GRAPHIC | lnt-20250331_g30.jpg | GRAPHIC | 36757
33 | GRAPHIC | lnt-20250331_g31.jpg | GRAPHIC | 35962
34 | GRAPHIC | lnt-20250331_g32.jpg | GRAPHIC | 152945
35 | GRAPHIC | lnt-20250331_g33.jpg | GRAPHIC | 117428
36 | GRAPHIC | lnt-20250331_g34.jpg | GRAPHIC | 143665
| Complete submission text file | 0000352541-25-000036.txt |  | 21204558

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
2 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | lnt-20250331.xsd | EX-101.SCH | 933
47 | EXTRACTED XBRL INSTANCE DOCUMENT | lnt-20250331_htm.xml | XML | 95451

Mailing Address 4902 NORTH BILTMORE LANE SUITE 1000 MADISON WI 53718-2148
Business Address 4902 NORTH BILTMORE LANE SUITE 1000 MADISON WI 53718-2148 608-458-3311
ALLIANT ENERGY CORP (Filer) CIK: 0000352541 (see all company filings)

EIN.: 391380265 | State of Incorp.: WI | Fiscal Year End: 1231
Type: DEF 14A | Act: 34 | File No.: 001-09894 | Film No.: 25795466
SIC: 4931 Electric & Other Services Combined
(CF Office: 01 Energy & Transportation)