0001140361-18-008968.txt : 20180220 0001140361-18-008968.hdr.sgml : 20180220 20180220140009 ACCESSION NUMBER: 0001140361-18-008968 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20180216 FILED AS OF DATE: 20180220 DATE AS OF CHANGE: 20180220 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Buesinger Robert F. CENTRAL INDEX KEY: 0001488587 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-32260 FILM NUMBER: 18624098 MAIL ADDRESS: STREET 1: 2801 POST OAK BLVD, SUITE 600 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 2018-02-16 0 0001262823 WESTLAKE CHEMICAL CORP WLK 0001488587 Buesinger Robert F. 2801 POST OAK BOULEVARD, SUITE 600 HOUSTON TX 77056 0 1 0 0 EVP, Vinyl Products Employee Option (right to buy) 107.75 2018-02-16 4 A 0 9571 0 A 2028-02-16 Common Stock 9571 9571 D Restricted Stock Units 2018-02-16 4 A 0 2569 0 A Common Stock 2569 2569 D The stock options are excercisable in three installments of 33%, 33% and 34% on February 16, 2019, 2020 and 2021, respectively. 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 February 16, 2021. Robert F. Buesinger by J. Feng POA 2018-02-20