0000950170-24-083224.txt : 20240712 0000950170-24-083224.hdr.sgml : 20240712 20240712163005 ACCESSION NUMBER: 0000950170-24-083224 CONFORMED SUBMISSION TYPE: 4/A PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20240611 FILED AS OF DATE: 20240712 DATE AS OF CHANGE: 20240712 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Grimley Richard P. CENTRAL INDEX KEY: 0001972491 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4/A SEC ACT: 1934 Act SEC FILE NUMBER: 001-09447 FILM NUMBER: 241114818 MAIL ADDRESS: STREET 1: 1550 WEST MCEWEN DRIVE, SUITE 500 CITY: FRANKLIN STATE: TN ZIP: 37067 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/A 1 ownership.xml 4/A X0508 4/A 2024-06-11 2024-06-13 0000811596 KAISER ALUMINUM CORP KALU 0001972491 Grimley Richard P. 1550 WEST MCEWEN DRIVE, SUITE 500 FRANKLIN TN 37067 true false false false false Common Stock, par value $0.01 per share 2024-06-11 4 A false 1444 0 A 3981 D Common Stock, par value $0.01 per share 2024-06-11 4 A false 216 96.89 A 4197 D Grant to the reporting person of restricted stock under the Kaiser Aluminum Corporation 2021 Equity and Incentive Compensation Plan (Amended and Restated effective June 11, 2024). All restrictions will lapse on June 11, 2025. Stock received by the reporting person under the Kaiser Aluminum Corporation 2021 Equity and Incentive Compensation Plan (Amended and Restated effective June 11, 2024) at such person's election in lieu of all or a portion of the reporting person's annual cash retainer for serving as a member of the Board of Directors of Kaiser Aluminum Corporation and chair or a member of one or more committees of the Board of Directors. Equal to the average closing price of the Issuer's common stock as reported by the Nasdaq Stock Market, LLC for the twenty trading days prior to June 11, 2024. This amendment corrects the number of shares received by the reporting person under the Kaiser Aluminum Corporation 2021 Equity and Incentive Compensation Plan (Amended and Restated effective June 11, 2024) at such person's election in lieu of all or a portion of the reporting person's annual cash retainer for serving as a member of the Board of Directors of Kaiser Aluminum Corporation and chair or a member of one or more committees of the Board of Directors. /s/ Cherrie I. Tsai, with power of attorney for Richard P. Grimley 2024-07-12