0001140361-11-026004.txt : 20110509
0001140361-11-026004.hdr.sgml : 20110509
20110509163908
ACCESSION NUMBER: 0001140361-11-026004
CONFORMED SUBMISSION TYPE: 4
PUBLIC DOCUMENT COUNT: 1
CONFORMED PERIOD OF REPORT: 20110506
FILED AS OF DATE: 20110509
DATE AS OF CHANGE: 20110509
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: 11823943
MAIL ADDRESS:
STREET 1: 2801 POST OAK BLVD., SUITE 600
CITY: HOUSTON
STATE: TX
ZIP: 77056
4
1
doc1.xml
FORM 4
X0303
4
2011-05-06
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
2011-05-06
4
M
0
5128
14.235
A
30883
D
Common Stock
2011-05-06
4
M
0
2307
20.525
A
33190
D
Common Stock
2011-05-06
4
S
0
7035
60.262
D
26155
D
Common Stock
2011-05-06
4
S
0
400
60.36
D
25755
D
Employee Option (right to buy)
14.235
2011-05-06
4
A
0
5128
0
A
2011-02-13
2019-02-13
Common Stock
5128
5128
D
Employee Option (right to buy) (Common Stock)
20.525
2011-05-06
4
A
0
2307
0
A
2011-02-26
2020-02-26
Common Stock
2307
4616
D
George J. Mangieri by Richard Kroger PoA
2011-05-09