0001209191-23-003149.txt : 20230112 0001209191-23-003149.hdr.sgml : 20230112 20230112163016 ACCESSION NUMBER: 0001209191-23-003149 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20230110 FILED AS OF DATE: 20230112 DATE AS OF CHANGE: 20230112 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: West Neal E CENTRAL INDEX KEY: 0001330319 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-09447 FILM NUMBER: 23526205 MAIL ADDRESS: STREET 1: 7565 IRVINE CENTER DRIVE CITY: IRVINE STATE: CA ZIP: 92618 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 4 1 doc4.xml FORM 4 SUBMISSION X0306 4 2023-01-10 0 0000811596 KAISER ALUMINUM CORP KALU 0001330319 West Neal E 1550 WEST MCEWEN DRIVE SUITE 500 FRANKLIN TN 37067 0 1 0 0 EVP & CFO Common Stock, par value $0.01 per share 2023-01-10 4 S 0 400 84.47 D 580 I By West Family Trust Common Stock, par value $0.01 per share 20009 D Sales made pursuant to a 10b5-1 plan adopted by the reporting person on May 18, 2022 as part of the reporting person's financial planning to diversify his stockholdings. The plan contemplates the sale of a pre-determined amount of vested shares of common stock of the Registrant held by the reporting person in specified increments subject to designated floor prices. Shares acquired pursuant to grants of restricted stock units. /s/ Cherrie I. Tsai, with power of attorney for Neal E. West 2023-01-12