0001140361-14-019631.txt : 20140508 0001140361-14-019631.hdr.sgml : 20140508 20140508165529 ACCESSION NUMBER: 0001140361-14-019631 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20140507 FILED AS OF DATE: 20140508 DATE AS OF CHANGE: 20140508 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: Buesinger Robert F. CENTRAL INDEX KEY: 0001488587 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-32260 FILM NUMBER: 14825753 MAIL ADDRESS: STREET 1: 2801 POST OAK BLVD, SUITE 600 CITY: HOUSTON STATE: TX ZIP: 77056 4 1 doc1.xml FORM 4 X0306 4 2014-05-07 0 0001262823 WESTLAKE CHEMICAL CORP WLK 0001488587 Buesinger Robert F. 2801 POST OAK BOULEVARD, SUITE 600 HOUSTON TX 77056 0 1 0 0 Sr. Vice President, Vinyls Common Stock 2014-05-07 4 M 0 1872 45.6975 A 9544 D Common Stock 2014-05-07 4 S 0 1872 77.3608 D 7672 D Employee Option (right to buy) 45.6975 2014-05-07 4 M 0 1872 0 D 2023-02-15 Common Stock 1872 3748 D Values and amounts reflect the results of a two-for-one stock split on March 18, 2014. The stock options are exercisable in three installments of 33%, 33% and 34% on February 15, 2014, 2015 and 2016, respectively. Robert F. Buesinger by J. Iglesias POA 2014-05-08