0001140361-16-077730.txt : 20160824 0001140361-16-077730.hdr.sgml : 20160824 20160824160822 ACCESSION NUMBER: 0001140361-16-077730 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20160822 FILED AS OF DATE: 20160824 DATE AS OF CHANGE: 20160824 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: LUKENS MAX L CENTRAL INDEX KEY: 0001040101 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-32260 FILM NUMBER: 161849433 MAIL ADDRESS: STREET 1: 2801 POST OAK BLVD, SUITE 600 CITY: HOUSTON STATE: TX ZIP: 77056 4 1 doc1.xml FORM 4 X0306 4 2016-08-22 0 0001262823 WESTLAKE CHEMICAL CORP WLK 0001040101 LUKENS MAX L 2801 POST OAK BOULEVARD, SUITE 600 HOUSTON TX 77056 1 0 0 0 Common Stock 2016-08-22 4 M 0 603 A 17930 D Common Stock 2016-08-22 4 M 0 357 A 18287 D Common Stock 2016-08-23 4 M 0 588 A 18875 D Restricted Stock Units 2016-08-22 4 M 0 603 0 D Common Stock 603 1206 D Restricted Stock Units 2016-08-22 4 M 0 357 0 D Common Stock 357 357 D Restricted Stock Units 2016-08-23 4 M 0 588 0 D Common Stock 588 0 D Restricted stock units convert into Issuer's common stock on a one-for-one basis. On August 21, 2015, the reporting person was granted 1,809 restricted stock units vesting in three equal annual installments beginning on the first anniversary of the grant date. On August 22, 2014, the reporting person was granted 1,071 restricted stock units vesting in three equal annual installments beginning on the first anniversary of the grant date. On August 23, 2013, the reporting person was granted 1,760 restricted stock units (such number takes into account the Issuer's two-for-one stock split on March 18, 2014) vesting in three equal annual installments beginning on the first anniversary of the grant date. Max L. Lukens by J. Iglesias POA 2016-08-24