0001628280-22-002351.txt : 20220211 0001628280-22-002351.hdr.sgml : 20220211 20220211164325 ACCESSION NUMBER: 0001628280-22-002351 CONFORMED SUBMISSION TYPE: 5 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20211231 FILED AS OF DATE: 20220211 DATE AS OF CHANGE: 20220211 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: OSBORNE ALFRED E JR CENTRAL INDEX KEY: 0001213324 FILING VALUES: FORM TYPE: 5 SEC ACT: 1934 Act SEC FILE NUMBER: 001-09447 FILM NUMBER: 22621939 MAIL ADDRESS: STREET 1: C/O UCLA ANDERSON SCHOOL OF MANAGEMENT STREET 2: 110 WESTWOOD PLAZA, F405 CITY: LOS ANGELES STATE: CA ZIP: 90095 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 5 1 wf-form5_164461578144012.xml FORM 5 X0306 5 2021-12-31 0 0 0 0000811596 KAISER ALUMINUM CORP KALU 0001213324 OSBORNE ALFRED E JR C/O KAISER ALUMINUM CORP. 27422 PORTOLA PARKWAY SUITE 200 FOOTHILL RANCH CA 92610 1 0 0 0 Common Stock, par value $0.01 per share 2021-12-29 5 G 0 1040 0 D 18196.574 D Common Stock, par value $0.01 per share 3500 I By Keogh Plan Common Stock, par value $0.01 per share 500 I By the Rahnasto/Osborne Revocable Trust U/A DTD 11/07/1999 Bona fide gift by the reporting person for no consideration. /s/ Cherrie I. Tsai, with power of attorney for Alfred E. Osborne, Jr. 2022-02-08