0000352541-24-000023.txt : 20240220 0000352541-24-000023.hdr.sgml : 20240220 20240220211711 ACCESSION NUMBER: 0000352541-24-000023 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20240215 FILED AS OF DATE: 20240220 DATE AS OF CHANGE: 20240220 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Barton Lisa M CENTRAL INDEX KEY: 0001541185 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-09894 FILM NUMBER: 24656161 MAIL ADDRESS: STREET 1: AMERICAN ELECTRIC POWER COMPANY, INC. STREET 2: 1 RIVERSIDE PLAZA CITY: COLUMBUS STATE: OH ZIP: 43215 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: ALLIANT ENERGY CORP CENTRAL INDEX KEY: 0000352541 STANDARD INDUSTRIAL CLASSIFICATION: ELECTRIC & OTHER SERVICES COMBINED [4931] ORGANIZATION NAME: 01 Energy & Transportation IRS NUMBER: 391380265 STATE OF INCORPORATION: WI FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 4902 NORTH BILTMORE LANE STREET 2: SUITE 1000 CITY: MADISON STATE: WI ZIP: 53718-2148 BUSINESS PHONE: 608-458-3311 MAIL ADDRESS: STREET 1: 4902 NORTH BILTMORE LANE STREET 2: SUITE 1000 CITY: MADISON STATE: WI ZIP: 53718-2148 FORMER COMPANY: FORMER CONFORMED NAME: INTERSTATE ENERGY CORP DATE OF NAME CHANGE: 19980427 FORMER COMPANY: FORMER CONFORMED NAME: WPL HOLDINGS INC DATE OF NAME CHANGE: 19920703 4 1 wk-form4_1708481806.xml FORM 4 X0508 4 2024-02-15 0 0000352541 ALLIANT ENERGY CORP LNT 0001541185 Barton Lisa M C/O ALLIANT ENERGY CORPORATION P.O. BOX 14720 MADISON WI 53708-0720 1 1 0 0 President and CEO 0 Common Stock 2024-02-15 4 A 0 23321 0 A 35344 D Common Stock 2024-02-20 4 P 0 1100 48.56 A 36444 D Represents restricted stock units (RSUs) which are converted to common stock on a one-to-one basis when vested. The RSUs vest on December 31, 2026. /s/ Jake C. Blavat, Attorney-in-Fact 2024-02-20