0001127602-12-016564.txt : 20120511 0001127602-12-016564.hdr.sgml : 20120511 20120511134244 ACCESSION NUMBER: 0001127602-12-016564 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20120510 FILED AS OF DATE: 20120511 DATE AS OF CHANGE: 20120511 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: GALLEGOS JAMES H CENTRAL INDEX KEY: 0001505376 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-09894 FILM NUMBER: 12833403 MAIL ADDRESS: STREET 1: P O BOX 14720 CITY: MADISON STATE: WI ZIP: 53708 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: ALLIANT ENERGY CORP CENTRAL INDEX KEY: 0000352541 STANDARD INDUSTRIAL CLASSIFICATION: ELECTRIC & OTHER SERVICES COMBINED [4931] 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 form4.xml PRIMARY DOCUMENT X0305 4 2012-05-10 0000352541 ALLIANT ENERGY CORP LNT 0001505376 GALLEGOS JAMES H P O BOX 14720 MADISON WI 53708-0720 1 Vice Pres. - General Counsel Common Stock 2012-05-10 4 I 0 564.18 44.31 A 564.18 I By 401(k) Plan /s/ F. J. Buri, by Power of Attorney 2012-05-11