<SEC-DOCUMENT>0000899140-17-000229-index.html : 20170214
<SEC-HEADER>0000899140-17-000229.hdr.sgml : 20170214
<ACCEPTANCE-DATETIME>20170214140659
ACCESSION NUMBER:		0000899140-17-000229
CONFORMED SUBMISSION TYPE:	SC 13G/A
PUBLIC DOCUMENT COUNT:		2
FILED AS OF DATE:		20170214
DATE AS OF CHANGE:		20170214
GROUP MEMBERS:		STEVEN A. COHEN

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MAGNACHIP SEMICONDUCTOR Corp
		CENTRAL INDEX KEY:			0001325702
		STANDARD INDUSTRIAL CLASSIFICATION:	SEMICONDUCTORS & RELATED DEVICES [3674]
		IRS NUMBER:				830406195
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-86576
		FILM NUMBER:		17606850

	BUSINESS ADDRESS:	
		STREET 1:		C/O MAGNACHIP SEMICONDUCTOR S.A.
		STREET 2:		74, RUE DE MERL
		CITY:			LUXEMBOURG
		STATE:			N4
		ZIP:			L-2146
		BUSINESS PHONE:		(352) 45-62-62

	MAIL ADDRESS:	
		STREET 1:		C/O MAGNACHIP SEMICONDUCTOR S.A.
		STREET 2:		74, RUE DE MERL
		CITY:			LUXEMBOURG
		STATE:			N4
		ZIP:			L-2146

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MAGNACHIP SEMICONDUCTOR LLC
		DATE OF NAME CHANGE:	20110304

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MAGNACHIP SEMICONDUCTOR Corp
		DATE OF NAME CHANGE:	20110303

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MAGNACHIP SEMICONDUCTOR LLC
		DATE OF NAME CHANGE:	20100701

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Cubist Systematic Strategies, LLC
		CENTRAL INDEX KEY:			0001603465
		IRS NUMBER:				364780832
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A

	BUSINESS ADDRESS:	
		STREET 1:		72 CUMMINGS POINT ROAD
		CITY:			STAMFORD
		STATE:			CT
		ZIP:			06902
		BUSINESS PHONE:		203-890-2000

	MAIL ADDRESS:	
		STREET 1:		72 CUMMINGS POINT ROAD
		CITY:			STAMFORD
		STATE:			CT
		ZIP:			06902
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G/A
<SEQUENCE>1
<FILENAME>m19878803a.htm
<DESCRIPTION>AMENDMENT NO. 2
<TEXT>
Document 1 - file: m19878803a.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>2
<FILENAME>m19878803b.htm
<DESCRIPTION>JOINT FILING AGREEMENT
<TEXT>
Document 2 - file: m19878803b.htm

</DOCUMENT>
</SEC-DOCUMENT>