<SEC-DOCUMENT>0001628280-21-018267-index.html : 20210908
<SEC-HEADER>0001628280-21-018267.hdr.sgml : 20210908
<ACCEPTANCE-DATETIME>20210908174902
ACCESSION NUMBER:		0001628280-21-018267
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20210903
FILED AS OF DATE:		20210908
DATE AS OF CHANGE:		20210908

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			arnold michael c
		CENTRAL INDEX KEY:			0001234013

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-09447
		FILM NUMBER:		211243060

	MAIL ADDRESS:	
		STREET 1:		C/O RYERSON HOLDING CORPORATION
		STREET 2:		227 W. MONROE ST., 27TH FLOOR
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60606

	FORMER NAME:	
		FORMER CONFORMED NAME:	ARNOLD MICHAEL C
		DATE OF NAME CHANGE:	20030519

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
</SEC-HEADER>
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<TYPE>4
<SEQUENCE>1
<FILENAME>wf-form4_163113772219498.xml
<DESCRIPTION>FORM 4
<TEXT>
Document 1 - file: wf-form4_163113772219498.html

Document 1 - RAW XML: wf-form4_163113772219498.xml

</DOCUMENT>
</SEC-DOCUMENT>