<SEC-DOCUMENT>0001193125-25-209224-index.html : 20250919
<SEC-HEADER>0001193125-25-209224.hdr.sgml : 20250919
<ACCEPTANCE-DATETIME>20250919170007
ACCESSION NUMBER:		0001193125-25-209224
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20250918
FILED AS OF DATE:		20250919
DATE AS OF CHANGE:		20250919

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			HOFFMAN JAMES DONALD
		CENTRAL INDEX KEY:			0001447652
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-09447
		FILM NUMBER:		251327499

	MAIL ADDRESS:	
		STREET 1:		C/O RELIANCE STEEL & ALUMINUM CO.
		STREET 2:		16100 N. 71ST STREET, SUITE 400
		CITY:			SCOTTSDALE
		STATE:			AZ
		ZIP:			85254

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
		EIN:				943030279
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		1550 W. MCEWEN DRIVE, SUITE 50
		CITY:			FRANKLIN
		STATE:			TN
		ZIP:			37067
		BUSINESS PHONE:		949-614-1740

	MAIL ADDRESS:	
		STREET 1:		1550 W. MCEWEN DRIVE, SUITE 50
		CITY:			FRANKLIN
		STATE:			TN
		ZIP:			37067

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	KAISERTECH LTD
		DATE OF NAME CHANGE:	19901122
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>ownership.xml
<DESCRIPTION>3
<TEXT>
Document 1 - file: ownership.html

Document 1 - RAW XML: ownership.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>2
<FILENAME>kalu-ex24.htm
<DESCRIPTION>EX-24
<TEXT>
Document 2 - file: kalu-ex24.htm

</DOCUMENT>
</SEC-DOCUMENT>