<SEC-DOCUMENT>0001140361-15-015196-index.html : 20150413
<SEC-HEADER>0001140361-15-015196.hdr.sgml : 20150413
<ACCEPTANCE-DATETIME>20150413162051
ACCESSION NUMBER:		0001140361-15-015196
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20150401
FILED AS OF DATE:		20150413
DATE AS OF CHANGE:		20150413

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			WESTLAKE CHEMICAL CORP
		CENTRAL INDEX KEY:			0001262823
		STANDARD INDUSTRIAL CLASSIFICATION:	INDUSTRIAL ORGANIC CHEMICALS [2860]
		IRS NUMBER:				760346924
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		2801 POST OAK BLVD
		STREET 2:		SUITE 600
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77056
		BUSINESS PHONE:		713-960-9111

	MAIL ADDRESS:	
		STREET 1:		2801 POST OAK BLVD
		STREET 2:		SUITE 600
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77056

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Mattina Michael J.
		CENTRAL INDEX KEY:			0001638948

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-32260
		FILM NUMBER:		15766957

	MAIL ADDRESS:	
		STREET 1:		2801 POST OAK BLVD.
		STREET 2:		SUITE 600
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77056

	FORMER NAME:	
		FORMER CONFORMED NAME:	Mattina Mike
		DATE OF NAME CHANGE:	20150407
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>doc1.xml
<DESCRIPTION>FORM 3
<TEXT>
Document 1 - file: doc1.html
Document 1 - RAW XML: doc1.xml
</DOCUMENT> </SEC-DOCUMENT>