0001140361-14-010562.txt : 20140303 0001140361-14-010562.hdr.sgml : 20140303 20140303162814 ACCESSION NUMBER: 0001140361-14-010562 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20140228 FILED AS OF DATE: 20140303 DATE AS OF CHANGE: 20140303 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: Hansen David R CENTRAL INDEX KEY: 0001298632 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-32260 FILM NUMBER: 14660674 MAIL ADDRESS: STREET 1: 2801 POST OAK BLVD. CITY: HOUSTON STATE: TX ZIP: 77056 4 1 doc1.xml FORM 4 X0306 4 2014-02-28 0 0001262823 WESTLAKE CHEMICAL CORP WLK 0001298632 Hansen David R 2801 POST OAK BOULEVARD, SUITE 600 HOUSTON TX 77056 0 1 0 0 Sr VP Adminstration Common Stock 2014-02-28 4 M 0 1006 91.395 A 14446 D Common Stock 2014-02-28 4 M 0 3226 60.105 A 17672 D Common Stock 2014-02-28 4 S 0 4232 134.4962 D 13440 D Employee Option (right to buy) 91.395 2014-02-28 4 M 0 1006 0 D 2023-02-15 Common Stock 1006 2014 D Employee Option (right to buy) 60.105 2014-02-28 4 M 0 3226 0 D 2022-02-17 Common Stock 3226 1614 D The stock options are exercisable in three installments of 33%, 33% and 34% on February 15, 2014, 2015 and 2016, respectively. The stock options are exercisable in three installments of 33%, 33% and 34% on February 17, 2013, 2014 and 2015, respectively. In accordance with the Securities and Exchange Commission's No Action Letter dated June 25, 2008, we have aggregated the sales that occurred on February 28, 2014 for ease of reporting. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $134.41 to $134.4601, inclusive. The reporting person undertakes to provide to Westlake Chemical Corporation, any security holder of Westlake Chemical Corporation or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (3) to this Form 4. David R. Hansen by J. Iglesias POA 2014-03-03