0000950170-24-061698.txt : 20240517 0000950170-24-061698.hdr.sgml : 20240517 20240517163026 ACCESSION NUMBER: 0000950170-24-061698 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20240515 FILED AS OF DATE: 20240517 DATE AS OF CHANGE: 20240517 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Parkinson Ray CENTRAL INDEX KEY: 0001551870 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-09447 FILM NUMBER: 24960258 MAIL ADDRESS: STREET 1: 27422 PORTOLA PARKWAY, SUITE 200 CITY: FOOTHILL RANCH STATE: CA ZIP: 92610-2831 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: KAISER ALUMINUM CORP CENTRAL INDEX KEY: 0000811596 STANDARD INDUSTRIAL CLASSIFICATION: ROLLING DRAWING & EXTRUDING OF NONFERROUS METALS [3350] ORGANIZATION NAME: 04 Manufacturing 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 ownership.xml 4 X0508 4 2024-05-15 0000811596 KAISER ALUMINUM CORP KALU 0001551870 Parkinson Ray 1550 WEST MCEWEN DRIVE SUITE 500 FRANKLIN TN 37067 false true false false SVP - AE & Innovation false Common Stock, par value $0.01 per share 2024-05-15 4 S false 3254 100.53 D 3178 I By Family Trust Common Stock, par value $0.01 per share 17673 D Represents the sale of 3,254 shares in multiple transactions, ranging from $100.13 per share to $101.21 per share, resulting in a weighted average sale price of $100.53 per share. The reporting person undertakes to provide upon request by the SEC staff, the Registrant, or a security holder of the Registrant, full information regarding the number of shares sold at each separate price within the range. Includes 16,721 shares acquired pursuant to grants of restricted stock units. /s/ Cherrie I. Tsai, with power of attorney for Ray Parkinson 2024-05-17