Form 424B5 - Prospectus [Rule 424(b)(5)]:
SEC Accession No. 0001193125-25-212360
Filing Date
2025-09-23
Accepted
2025-09-23 08:39:27
Documents
1

Document Format Files

Seq Description Document Type Size
1 424B5 d643726d424b5.htm 424B5 533113
  Complete submission text file 0001193125-25-212360.txt   534365
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: 424B5 | Act: 33 | File No.: 333-276062 | Film No.: 251331811
SIC: 4931 Electric & Other Services Combined
(CF Office: 01 Energy & Transportation)