<SEC-DOCUMENT>0000949157-24-000093-index.html : 20241104
<SEC-HEADER>0000949157-24-000093.hdr.sgml : 20241104
<ACCEPTANCE-DATETIME>20241104160854
ACCESSION NUMBER:		0000949157-24-000093
CONFORMED SUBMISSION TYPE:	10-Q
PUBLIC DOCUMENT COUNT:		7
CONFORMED PERIOD OF REPORT:	20240930
FILED AS OF DATE:		20241104
DATE AS OF CHANGE:		20241104

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CENTURY ALUMINUM CO
		CENTRAL INDEX KEY:			0000949157
		STANDARD INDUSTRIAL CLASSIFICATION:	PRIMARY PRODUCTION OF ALUMINUM [3334]
		ORGANIZATION NAME:           	04 Manufacturing
		IRS NUMBER:				133070826
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		10-Q
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-34474
		FILM NUMBER:		241423561

	BUSINESS ADDRESS:	
		STREET 1:		1 SOUTH WACKER DRIVE
		STREET 2:		SUITE 1000
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60606
		BUSINESS PHONE:		3126963101

	MAIL ADDRESS:	
		STREET 1:		1 SOUTH WACKER DRIVE
		STREET 2:		SUITE 1000
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60606
</SEC-HEADER>
<DOCUMENT>
<TYPE>10-Q
<SEQUENCE>1
<FILENAME>a20240930q310-q.htm
<DESCRIPTION>10-Q
<TEXT>
Document 1 - file: a20240930q310-q.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-10.1
<SEQUENCE>2
<FILENAME>a20240930q3ex101.htm
<DESCRIPTION>EX-10.1
<TEXT>
Document 2 - file: a20240930q3ex101.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-31.1
<SEQUENCE>3
<FILENAME>a20240930q3ex3111.htm
<DESCRIPTION>EX-31.1
<TEXT>
Document 3 - file: a20240930q3ex3111.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-31.2
<SEQUENCE>4
<FILENAME>a20240930q3ex3121.htm
<DESCRIPTION>EX-31.2
<TEXT>
Document 4 - file: a20240930q3ex3121.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-32.1
<SEQUENCE>5
<FILENAME>a20240930q3ex3211.htm
<DESCRIPTION>EX-32.1
<TEXT>
Document 5 - file: a20240930q3ex3211.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-32.2
<SEQUENCE>6
<FILENAME>a20240930q3ex3221.htm
<DESCRIPTION>EX-32.2
<TEXT>
Document 6 - file: a20240930q3ex3221.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>7
<FILENAME>centuryheaderlogoa49a.jpg
<TEXT>
Document 7 - file: centuryheaderlogoa49a.jpg

</DOCUMENT>
</SEC-DOCUMENT>