0001002910-12-000070.txt : 20120229 0001002910-12-000070.hdr.sgml : 20120229 20120229154105 ACCESSION NUMBER: 0001002910-12-000070 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20120228 FILED AS OF DATE: 20120229 DATE AS OF CHANGE: 20120229 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: NASLUND CHARLES D CENTRAL INDEX KEY: 0001190109 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-14756 FILM NUMBER: 12652493 MAIL ADDRESS: STREET 1: 1901 CHOUTEAU AVENUE MC-1310 CITY: ST. LOUIS STATE: MO ZIP: 63103 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: AMEREN CORP CENTRAL INDEX KEY: 0001002910 STANDARD INDUSTRIAL CLASSIFICATION: ELECTRIC & OTHER SERVICES COMBINED [4931] IRS NUMBER: 431723446 STATE OF INCORPORATION: MO FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 1901 CHOUTEAU AVE STREET 2: MC 1370 CITY: ST LOUIS STATE: MO ZIP: 63166-6149 BUSINESS PHONE: 314-621-3222 MAIL ADDRESS: STREET 1: 1901 CHOUTEAU AVE STREET 2: MC 1370 CITY: ST LOUIS STATE: MO ZIP: 63103 4 1 edgar.xml PRIMARY DOCUMENT X0304 4 2012-02-28 0001002910 AMEREN CORP AEE 0001190109 NASLUND CHARLES D P.O. BOX 66149 ST. LOUIS MO 63166-6149 0 0 0 1 Sr VP of Subsidiary Common Stock, $.01 Par Value 3152 I By 401(K) Common Stock, $.01 Par Value 4612 I By ESOP Common Stock, $.01 Par Value 2012-02-28 4 F 0 3588 31.97 D 14071 D Common Stock, $.01 Par Value 2012-02-28 4 M 0 4865 0 A 18936 D Performance Units Common Stock 3739 3739 D Sold to cover Mr. Naslund's tax liability for acquiring performance shares that have vested. Each performance unit represents a contingent right to receive one share of Ameren common stock. The performance units vest after a two year holding period. G. L. Waters, Asst. Secy. of Ameren Corporation, attorney in fact for Charles D. Naslund 2012-02-29