0001140361-12-035876.txt : 20120808 0001140361-12-035876.hdr.sgml : 20120808 20120808185913 ACCESSION NUMBER: 0001140361-12-035876 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20120806 FILED AS OF DATE: 20120808 DATE AS OF CHANGE: 20120808 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: Mangieri George J CENTRAL INDEX KEY: 0001298504 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-32260 FILM NUMBER: 121018086 MAIL ADDRESS: STREET 1: 2801 POST OAK BLVD., SUITE 600 CITY: HOUSTON STATE: TX ZIP: 77056 4 1 doc1.xml FORM 4 X0306 4 2012-08-06 0 0001262823 WESTLAKE CHEMICAL CORP WLK 0001298504 Mangieri George J 2801 POST OAK BLVD. HOUSTON TX 77056 0 1 0 0 VP & Chief Accounting Officer Common Stock 2012-08-06 4 M 0 5128 14.235 A 26851 D Common Stock 2012-08-06 4 M 0 2308 20.525 A 29159 D Common Stock 2012-08-06 4 M 0 1779 27.22 A 30938 D Common Stock 2012-08-06 4 M 0 15357 31.61 A 46295 D Common Stock 2012-08-06 4 M 0 2595 31.61 A 48890 D Common Stock 2012-08-06 4 S 0 16215 67.15 D 32675 D Common Stock 2012-08-06 4 S 0 1420 68.00 D 31255 D Common Stock 2012-08-06 4 S 0 400 68.04 D 30855 D Common Stock 2012-08-06 4 S 0 14361 68.05 D 16494 D Common Stock 2012-08-06 4 S 0 400 68.06 D 16094 D Common Stock 2012-08-06 4 S 0 400 68.09 D 15694 D Common Stock 2012-08-06 4 S 0 200 68.10 D 15494 D Common Stock 2012-08-06 4 S 0 400 68.17 D 15094 D Common Stock 2012-08-06 4 S 0 200 68.18 D 14894 D Employee Option (right to buy) 14.235 2012-08-06 4 M 0 5128 00 A 2012-02-13 2019-02-13 Common Stock 5128 00 D Employee Option (right to buy) 20.525 2012-08-06 4 M 0 2308 00 A 2012-02-26 2020-02-26 Common Stock 2308 2308 D Employee Option (right to buy) 27.22 2012-08-06 4 M 0 1779 00 A 2009-08-31 2015-08-31 Common Stock 1779 00 D Employee Option (right to buy) 31.61 2012-08-06 4 M 0 15357 00 A 2012-02-23 2017-02-23 Common Stock 15357 15357 D Employee Option (right to buy) 31.61 2012-08-06 4 M 0 2595 00 A 2010-02-23 2017-02-23 Common Stock 2595 00 D George J. Mangieri by Richard C. Kroger PoA 2012-08-08