0001209191-12-016583.txt : 20120307 0001209191-12-016583.hdr.sgml : 20120307 20120307170553 ACCESSION NUMBER: 0001209191-12-016583 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20120305 FILED AS OF DATE: 20120307 DATE AS OF CHANGE: 20120307 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: KAISER ALUMINUM CORP CENTRAL INDEX KEY: 0000811596 STANDARD INDUSTRIAL CLASSIFICATION: ROLLING DRAWING & EXTRUDING OF NONFERROUS METALS [3350] IRS NUMBER: 943030279 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 27422 PORTOLA PARKWAY, SUITE 200 CITY: FOOTHILL RANCH STATE: CA ZIP: 92610-2831 BUSINESS PHONE: 949-614-1740 MAIL ADDRESS: STREET 1: 27422 PORTOLA PARKWAY, SUITE 200 CITY: FOOTHILL RANCH STATE: CA ZIP: 92610-2831 FORMER COMPANY: FORMER CONFORMED NAME: KAISERTECH LTD DATE OF NAME CHANGE: 19901122 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: ELLSWORTH MELINDA C CENTRAL INDEX KEY: 0001194571 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-52105 FILM NUMBER: 12674889 MAIL ADDRESS: STREET 1: 408 EAST SECOND STREET STREET 2: PO BOX 1109 CITY: MUSCATINE STATE: IA ZIP: 52761 4 1 doc4.xml FORM 4 SUBMISSION X0304 4 2012-03-05 0 0000811596 KAISER ALUMINUM CORP KALU 0001194571 ELLSWORTH MELINDA C C/O KAISER ALUMINUM CORP. 27422 PORTOLA PARKWAY SUITE 200 FOOTHILL RANCH CA 92610 0 1 0 0 VP & Treasurer Common Stock, par value $0.01 per share 2012-03-05 4 F 0 1438 47.44 D 5329 D Common Stock, par value $0.01 per share 2012-03-05 4 A 0 144 0.00 A 5473 D Common Stock, par value $0.01 per share 2012-03-05 4 F 0 53 47.44 D 5420 D Common Stock, par value $0.01 per share 2012-03-05 4 A 0 1426 0.00 A 6846 D Common Stock, par value $0.01 per share 33 I By The Ellsworth Revocable Living Trust Shares withheld to satisfy the withholding tax obligations resulting from the vesting on March 5, 2012 of certain shares granted to the reporting person in 2009 under the Kaiser Aluminum Corporation 2006 Equity and Performance Incentive Plan, as amended. Shares earned upon the vesting on March 5, 2012 of certain performance shares granted to the reporting person in 2009 under the Kaiser Aluminum Corporation 2006 Equity and Performance Incentive Plan, as amended. On March 5, 2012, the Registrant's compensation committee certified the performance shares payout multiplier based on the level of achievement by the Registrant of a certain pre-established performance goal for 2009 through 2011. Shares withheld to satisfy the withholding tax obligations resulting from the vesting on March 5, 2012 of the above-referenced performance shares. Grant to the reporting person effective as of March 5, 2012, of restricted stock under the Kaiser Aluminum Corporation Amended and Restated 2006 Equity and Performance Incentive Plan. All restrictions will lapse on March 5, 2015 or earlier upon the occurrence of certain specified circumstances. /s/ Cherrie I. Tsai, with power of attorney for Melinda C. Ellsworth 2012-03-07