0001140361-18-009524.txt : 20180222 0001140361-18-009524.hdr.sgml : 20180222 20180222093015 ACCESSION NUMBER: 0001140361-18-009524 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20180220 FILED AS OF DATE: 20180222 DATE AS OF CHANGE: 20180222 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Chao Albert CENTRAL INDEX KEY: 0001299403 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-32260 FILM NUMBER: 18631204 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 2018-02-20 0 0001262823 WESTLAKE CHEMICAL CORP WLK 0001299403 Chao Albert 2801 POST OAK BOULEVARD, SUITE 600 HOUSTON TX 77056 1 1 1 0 President & CEO Common Stock 2018-02-20 4 M 0 13585 A 287603 D Common Stock 2018-02-21 4 F 0 5202 106.98 D 282401 D Common Stock 92010554 I TTWF LP & TTWFGP LLC Restricted Stock Units 2018-02-20 4 M 0 13585 0 D Common Stock 13585 00 D Restricted stock units convert into Issuer's shares of common stock on a one-for-one basis. On February 20, 2015, the reporting person was granted 13,585 restricted stock units vesting on the third anniversary of the grant date. 92,010,554 shares of Issuer are held through TTWF LP, a Delaware limited partnership. Two trusts for the benefit of members of the Chao family, including the reporting person, are the managers of TTWFGP LLC, a Delaware limited liability company that is the general partner of TTWF LP. The limited partners of TTWF LP are five trusts, principally for the benefit of members of the Chao family, including the reporting person, and two corporations owned, indirectly or directly, by certain of these trusts and by other entities owned by members of the Chao family, including the reporting person. The reporting person shares investment and voting power with respect to the shares beneficially owned by TTWF LP. The reporting person disclaims beneficial ownership of the shares except to the extent of his pecuniary interest therein. Albert Chao by J. Feng POA 2018-02-22