<SEC-DOCUMENT>0001567619-18-001437-index.html : 20180820 <SEC-HEADER>0001567619-18-001437.hdr.sgml : 20180820 <ACCEPTANCE-DATETIME>20180820105011 ACCESSION NUMBER: 0001567619-18-001437 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20180817 FILED AS OF DATE: 20180820 DATE AS OF CHANGE: 20180820 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Haas Marius CENTRAL INDEX KEY: 0001556683 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-32260 FILM NUMBER: 181027499 MAIL ADDRESS: STREET 1: ONE DELL WAY CITY: ROUND ROCK STATE: TX ZIP: 78682 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 </SEC-HEADER> <DOCUMENT> <TYPE>4 <SEQUENCE>1 <FILENAME>doc1.xml <DESCRIPTION>FORM 4 <TEXT> Document 1 - file: doc1.html
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