0001567619-18-001435.txt : 20180820 0001567619-18-001435.hdr.sgml : 20180820 20180820104903 ACCESSION NUMBER: 0001567619-18-001435 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: Chao David Tsung-Hung CENTRAL INDEX KEY: 0001726418 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-32260 FILM NUMBER: 181027493 MAIL ADDRESS: STREET 1: 1000 UPTOWN PARK BLVD. #34 CITY: HOUSTON STATE: TX ZIP: 77056 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 4 1 doc1.xml FORM 4 X0306 4 2018-08-17 0 0001262823 WESTLAKE CHEMICAL CORP WLK 0001726418 Chao David Tsung-Hung 2801 POST OAK BLVD. HOUSTON TX 77056 1 0 1 0 Restricted Stock Units 2018-08-17 4 A 0 1409 0 A Common Stock 1409 1409 D Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock. All of the restricted stock units will vest on August 17, 2019. David Tsung-Hung Chao by J. Feng POA 2018-08-20