0001628280-21-004335.txt : 20210309 0001628280-21-004335.hdr.sgml : 20210309 20210309184120 ACCESSION NUMBER: 0001628280-21-004335 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20210305 FILED AS OF DATE: 20210309 DATE AS OF CHANGE: 20210309 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Weaver Brant CENTRAL INDEX KEY: 0001801065 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-09447 FILM NUMBER: 21727446 MAIL ADDRESS: STREET 1: 27422 PORTOLA PARKWAY, SUITE 200 CITY: FOOTHILL RANCH STATE: CA ZIP: 92610 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 wf-form4_161533326086964.xml FORM 4 X0306 4 2021-03-05 0 0000811596 KAISER ALUMINUM CORP KALU 0001801065 Weaver Brant C/O KAISER ALUMINUM CORP. 27422 PORTOLA PARKWAY SUITE 200 FOOTHILL RANCH CA 92610 0 1 0 0 VP - Strategic Development Common Stock, par value $0.01 per share 2021-03-05 4 A 0 795 0 A 5622 D Common Stock, par value $0.01 per share 2021-03-05 4 A 0 135 0 A 5757 D Common Stock, par value $0.01 per share 2021-03-05 4 F 0 47 114.61 D 5710 D Common Stock, par value $0.01 per share 2021-03-05 4 F 0 101 114.61 D 5609 D Common Stock, par value $0.01 per share 2021-03-08 4 S 0 378 115.41 D 5231 D Grant to the reporting person effective as of March 5, 2021 of restricted stock units under the Kaiser Aluminum Corporation 2016 Equity and Incentive Compensation Plan. All restrictions will lapse on March 5, 2024 or earlier upon the occurrence of certain specified circumstances. Includes 5,244 shares acquired pursuant to grants of restricted stock units. Shares earned upon the vesting on March 5, 2021 of certain performance shares granted to the reporting person in 2018 under the Kaiser Aluminum Corporation 2016 Equity and Incentive Compensation Plan. On March 5, 2021, the Registrant's compensation committee certified the performance shares payout multiplier based on the level of achievement by the Registrant of certain pre-established performance goals for 2018 through 2020. Shares withheld to satisfy the withholding tax obligations resulting from the vesting on March 5, 2021 of the above-referenced performance shares. Shares withheld to satisfy the withholding tax obligations resulting from the vesting on March 5, 2021 of certain restricted stock units granted to the reporting person in 2018 under the Kaiser Aluminum Corporation 2016 Equity and Incentive Compensation Plan. Includes 4,949 shares acquired pursuant to grants of restricted stock units. Represents the sale of 378 shares in multiple transactions, ranging from $115.40 to $115.45 per share, resulting in a weighted average sale price of $115.41 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. /s/ Cherrie I. Tsai, with power of attorney for Brant Weaver 2021-03-09