<SEC-DOCUMENT>0000949157-15-000089-index.html : 20150812 <SEC-HEADER>0000949157-15-000089.hdr.sgml : 20150812 <ACCEPTANCE-DATETIME>20150812171627 ACCESSION NUMBER: 0000949157-15-000089 CONFORMED SUBMISSION TYPE: DEFA14A PUBLIC DOCUMENT COUNT: 2 FILED AS OF DATE: 20150812 DATE AS OF CHANGE: 20150812 EFFECTIVENESS DATE: 20150812 FILER: COMPANY DATA: COMPANY CONFORMED NAME: CENTURY ALUMINUM CO CENTRAL INDEX KEY: 0000949157 STANDARD INDUSTRIAL CLASSIFICATION: PRIMARY PRODUCTION OF ALUMINUM [3334] IRS NUMBER: 133070826 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: DEFA14A SEC ACT: 1934 Act SEC FILE NUMBER: 001-34474 FILM NUMBER: 151047916 BUSINESS ADDRESS: STREET 1: 1 SOUTH WACKER DRIVE STREET 2: SUITE 1000 CITY: CHICAGO STATE: IL ZIP: 60606 BUSINESS PHONE: 3126963101 MAIL ADDRESS: STREET 1: 1 SOUTH WACKER DRIVE STREET 2: SUITE 1000 CITY: CHICAGO STATE: IL ZIP: 60606 </SEC-HEADER> <DOCUMENT> <TYPE>DEFA14A <SEQUENCE>1 <FILENAME>a20150812defa14aproxy.htm <DESCRIPTION>DEFA14A ADDITIONAL MATERIAL FOR 2015 PROXY STATEMENT <TEXT> Document 1 - file: a20150812defa14aproxy.htm
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