0001140361-17-008571.txt : 20170222 0001140361-17-008571.hdr.sgml : 20170222 20170222161209 ACCESSION NUMBER: 0001140361-17-008571 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20170217 FILED AS OF DATE: 20170222 DATE AS OF CHANGE: 20170222 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: Chao James CENTRAL INDEX KEY: 0001299505 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-32260 FILM NUMBER: 17628490 MAIL ADDRESS: STREET 1: 2801 POST OAK BLVD, SUITE 600 CITY: HOUSTON STATE: TX ZIP: 77056 4 1 doc1.xml FORM 4 X0306 4 2017-02-17 0 0001262823 WESTLAKE CHEMICAL CORP WLK 0001299505 Chao James 2801 POST OAK BOULEVARD, SUITE 600 HOUSTON TX 77056 1 1 1 0 Chairman Employee Option (right to buy) 61.865 2017-02-17 4 A 0 62197 0 A 2027-02-17 Common Stock 62197 62197 D Restricted Stock Units 2017-02-17 4 A 0 15922 0 A Common Stock 15922 15922 D The stock options are exercisable in three installments of 33%, 33% and 34% on February 17, 2018, 2019 and 2020, respectively. Each restricted stock unit represents a contingent right to receive one share of Westlake Chemical Corporation common stock. The restricted stock units will vest 3 years from the date of grant (February 17, 2020). James Chao by J. Iglesias POA 2017-02-22