0001140361-11-026691.txt : 20110511
0001140361-11-026691.hdr.sgml : 20110511
20110511162415
ACCESSION NUMBER: 0001140361-11-026691
CONFORMED SUBMISSION TYPE: 4
PUBLIC DOCUMENT COUNT: 1
CONFORMED PERIOD OF REPORT: 20110509
FILED AS OF DATE: 20110511
DATE AS OF CHANGE: 20110511
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: 11832218
MAIL ADDRESS:
STREET 1: 2801 POST OAK BLVD., SUITE 600
CITY: HOUSTON
STATE: TX
ZIP: 77056
4
1
doc1.xml
FORM 4
X0303
4
2011-05-09
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
2011-05-09
4
M
0
7489
19.29
A
33244
D
Common Stock
2010-05-09
4
S
0
7489
60.25
D
25755
D
Employee Option (right to buy)
19.29
2011-05-09
4
M
0
7489
0
A
2011-02-15
2021-02-15
Common Stock
7489
0
D
George J. Mangieri by Richard Kroger PoA
2011-05-10