<SEC-DOCUMENT>0001144204-17-048114-index.html : 20170915
<SEC-HEADER>0001144204-17-048114.hdr.sgml : 20170915
<ACCEPTANCE-DATETIME>20170915060703
ACCESSION NUMBER:		0001144204-17-048114
CONFORMED SUBMISSION TYPE:	SC 13D/A
PUBLIC DOCUMENT COUNT:		12
FILED AS OF DATE:		20170915
DATE AS OF CHANGE:		20170915
GROUP MEMBERS:		GLENCORE AG
GROUP MEMBERS:		GLENCORE PLC

SUBJECT COMPANY:	

	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

	FILING VALUES:
		FORM TYPE:		SC 13D/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-47307
		FILM NUMBER:		171086797

	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

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			GLENCORE INTERNATIONAL AG
		CENTRAL INDEX KEY:			0001032383

	FILING VALUES:
		FORM TYPE:		SC 13D/A

	BUSINESS ADDRESS:	
		STREET 1:		BAARERMATTSTRASSE 3
		STREET 2:		P O BOX 555 CH 6341 BAAR
		CITY:			SWITZERLAND
		BUSINESS PHONE:		4142227722

	MAIL ADDRESS:	
		STREET 1:		BAARERMATTSTRASSE 3
		STREET 2:		P O BOX 555 CH 6341 BAAR
		CITY:			SWITZERLAND
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13D/A
<SEQUENCE>1
<FILENAME>v475142_sc13da.htm
<DESCRIPTION>SC 13D/A
<TEXT>
Document 1 - file: v475142_sc13da.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>2
<FILENAME>v475142_ex99-1.htm
<DESCRIPTION>EXHIBIT 99.1
<TEXT>
Document 2 - file: v475142_ex99-1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.8
<SEQUENCE>3
<FILENAME>v475142_ex99-8.htm
<DESCRIPTION>EXHIBIT 99.8
<TEXT>
Document 3 - file: v475142_ex99-8.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.9
<SEQUENCE>4
<FILENAME>v475142_ex99-9.htm
<DESCRIPTION>EXHIBIT 99.9
<TEXT>
Document 4 - file: v475142_ex99-9.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.10
<SEQUENCE>5
<FILENAME>v475142_ex99-10.htm
<DESCRIPTION>EXHIBIT 99.10
<TEXT>
Document 5 - file: v475142_ex99-10.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.11
<SEQUENCE>6
<FILENAME>v475142_ex99-11.htm
<DESCRIPTION>EXHIBIT 99.11
<TEXT>
Document 6 - file: v475142_ex99-11.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.12
<SEQUENCE>7
<FILENAME>v475142_ex99-12.htm
<DESCRIPTION>EXHIBIT 99.12
<TEXT>
Document 7 - file: v475142_ex99-12.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.13
<SEQUENCE>8
<FILENAME>v475142_ex99-13.htm
<DESCRIPTION>EXHIBIT 99.13
<TEXT>
Document 8 - file: v475142_ex99-13.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.14
<SEQUENCE>9
<FILENAME>v475142_ex99-14.htm
<DESCRIPTION>EXHIBIT 99.14
<TEXT>
Document 9 - file: v475142_ex99-14.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.15
<SEQUENCE>10
<FILENAME>v475142_ex99-15.htm
<DESCRIPTION>EXHIBIT 99.15
<TEXT>
Document 10 - file: v475142_ex99-15.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.16
<SEQUENCE>11
<FILENAME>v475142_ex99-16.htm
<DESCRIPTION>EXHIBIT 99.16
<TEXT>
Document 11 - file: v475142_ex99-16.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.17
<SEQUENCE>12
<FILENAME>v475142_ex99-17.htm
<DESCRIPTION>EXHIBIT 99.17
<TEXT>
Document 12 - file: v475142_ex99-17.htm

</DOCUMENT>
</SEC-DOCUMENT>