0001140361-12-028033.txt : 20120531 0001140361-12-028033.hdr.sgml : 20120531 20120531163620 ACCESSION NUMBER: 0001140361-12-028033 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20120529 FILED AS OF DATE: 20120531 DATE AS OF CHANGE: 20120531 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: WESTLAKE CHEMICAL CORP CENTRAL INDEX KEY: 0001262823 STANDARD INDUSTRIAL CLASSIFICATION: INDUSTRIAL ORGANIC CHEMICALS [2860] IRS NUMBER: 760346924 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: Condon Donald Marion Jr CENTRAL INDEX KEY: 0001368378 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-32260 FILM NUMBER: 12880844 MAIL ADDRESS: STREET 1: 2801 POAST OAK BLVD. STREET 2: SUITE 600 CITY: HOUSTON STATE: TX ZIP: 77056 4 1 doc1.xml FORM 4 X0305 4 2012-05-29 0 0001262823 WESTLAKE CHEMICAL CORP WLK 0001368378 Condon Donald Marion Jr 2801 POST OAK BLVD. SUITE 600 HOUSTON TX 77056 0 1 0 0 Sr VP, Olefins & Corp Bus Dev Common Stock 2012-05-29 4 M 0 5519 14.235 A 26639 D Common Stock 2012-05-29 4 M 0 5381 20.525 A 32020 D Common Stock 2012-05-29 4 M 0 7678 31.61 A 39698 D Common Stock 2012-05-29 4 S 0 10504 57.23 D 29194 D Common Stock 2012-05-29 4 S 0 2900 57.2318 D 26294 D Common Stock 2012-05-29 4 S 0 2003 57.24 D 24291 D Common Stock 2012-05-29 4 S 0 771 57.25 D 23520 D Common Stock 2012-05-29 4 S 0 600 57.26 D 22920 D Common Stock 2012-05-29 4 S 0 300 57.27 D 22620 D Common Stock 2012-05-29 4 S 0 400 57.28 D 22220 D Common Stock 2012-05-29 4 S 0 400 57.3 D 21820 D Common Stock 2012-05-29 4 S 0 200 57.32 D 21620 D Common Stock 2012-05-29 4 S 0 100 57.3203 D 21520 D Common Stock 2012-05-29 4 S 0 100 57.322 D 21420 D Common Stock 2012-05-29 4 S 0 200 57.3233 D 21220 D Common Stock 2012-05-29 4 S 0 100 57.3275 D 21120 D Employee Option (right to buy) 31.61 2012-05-29 4 M 0 7678 0 A 2012-02-23 2017-02-23 Common Stock 7678 7679 D Employee Option (right to buy) 14.235 2012-05-29 4 M 0 5519 0 A 2012-02-13 2019-02-13 Common Stock 5519 0 D Employee Option (right to buy) 20.525 2012-05-29 4 M 0 5381 0 A 2012-02-26 2020-02-26 Common Stock 5781 2691 D Donald Marion Condon by Stephen Wallace POA 2012-05-31