<SEC-DOCUMENT>0000949157-21-000023-index.html : 20210217
<SEC-HEADER>0000949157-21-000023.hdr.sgml : 20210217
<ACCEPTANCE-DATETIME>20210217184545
ACCESSION NUMBER:		0000949157-21-000023
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20210209
FILED AS OF DATE:		20210217
DATE AS OF CHANGE:		20210217

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Gudlaugsson Gunnar
		CENTRAL INDEX KEY:			0001846594

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-34474
		FILM NUMBER:		21646817

	MAIL ADDRESS:	
		STREET 1:		1 S. WACKER DRIVE
		STREET 2:		SUITE 1000
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60606

ISSUER:		

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

	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>3
<SEQUENCE>1
<FILENAME>wf-form3_161360550317718.xml
<DESCRIPTION>FORM 3
<TEXT>
Document 1 - file: wf-form3_161360550317718.html

Document 1 - RAW XML: wf-form3_161360550317718.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>2
<FILENAME>poa-section16forms345gunnar.htm
<DESCRIPTION>POWER OF ATTORNEY (GUDLAUGSSON) - SECTION 16 FILINGS
<TEXT>
Document 2 - file: poa-section16forms345gunnar.htm

</DOCUMENT>
</SEC-DOCUMENT>