0000949157-20-000155.txt : 20201218 0000949157-20-000155.hdr.sgml : 20201218 20201218162304 ACCESSION NUMBER: 0000949157-20-000155 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20201217 FILED AS OF DATE: 20201218 DATE AS OF CHANGE: 20201218 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: BLESS MICHAEL A CENTRAL INDEX KEY: 0001204903 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-34474 FILM NUMBER: 201400893 MAIL ADDRESS: STREET 1: C/O ROCKWELL INTERNATIONAL INC STREET 2: 777 E. WISCONSIN AVE #1400 CITY: MILWAUKEE STATE: WI ZIP: 53202 ISSUER: 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 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 4 1 wf-form4_160832656538055.xml FORM 4 X0306 4 2020-12-17 0 0000949157 CENTURY ALUMINUM CO CENX 0001204903 BLESS MICHAEL A C/O CENTURY ALUMINUM COMPANY ONE SOUTH WACKER DRIVE, SUITE 1000 CHICAGO IL 60606 1 1 0 0 President and CEO Common Stock 2020-12-17 4 S 0 10000 11.27 D 336109 D This transaction was executed in multiple trades at prices ranging from $11.22 to $11.34. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected. Includes unvested time vesting share units granted to the Reporting Person pursuant to Issuer's 2018-2020, 2019-2021 and 2020-2022 Long-Term Incentive Plans under Rule 16b-3(d). /s/ Morgan F. Walbridge, Attorney-in-Fact for Michael A. Bless 2020-12-18