0001140361-17-009660.txt : 20170228
0001140361-17-009660.hdr.sgml : 20170228
20170228163228
ACCESSION NUMBER: 0001140361-17-009660
CONFORMED SUBMISSION TYPE: 4
PUBLIC DOCUMENT COUNT: 1
CONFORMED PERIOD OF REPORT: 20170223
FILED AS OF DATE: 20170228
DATE AS OF CHANGE: 20170228
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: Chao Albert
CENTRAL INDEX KEY: 0001299403
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-32260
FILM NUMBER: 17648167
MAIL ADDRESS:
STREET 1: 2801 POST OAK BLVD, SUITE 600
CITY: HOUSTON
STATE: TX
ZIP: 77056
4
1
doc1.xml
FORM 4
X0306
4
2017-02-23
0
0001262823
WESTLAKE CHEMICAL CORP
WLK
0001299403
Chao Albert
2801 POST OAK BOULEVARD, SUITE 600
HOUSTON
TX
77056
1
1
1
0
President & CEO
Common Stock
2017-02-23
4
M
0
42180
15.805
A
316198
D
Common Stock
2017-02-23
4
S
0
42180
63.3505
D
274018
D
Common Stock
92010554
I
TTWF LP & TTWFGP LLC
Employee Option (right to buy)
15.805
2017-02-23
4
M
0
42180
0
D
2017-02-23
Common Stock
42180
0
D
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 23, 2017 for ease of reporting. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $63.28 to 63.49, inclusive. The reporting person undertakes to provide to Westlake Chemical Corp., any security holder of Westlake Chemical Corp. 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 (1) to this Form 4.
The stock options are exercisable in three equal installments on February 23, 2008, 2009 and 2010.
92,010,554 shares of Issuer are held through TTWF LP, a Delaware limited partnership. Two trusts for the benefit of members of the Chao family, including the reporting person, are the managers of TTWFGP LLC, a Delaware limited liability company that is the general partner of TTWF LP. The limited partners of TTWF LP are five trusts, principally for the benefit of members of the Chao family, including the reporting person, and two corporations owned, indirectly or directly, by certain of these trusts and by other entities owned by members of the Chao family, including the reporting person. The reporting person shares investment and voting power with respect to the shares beneficially owned by TTWF LP. The reporting person disclaims beneficial ownership of the shares except to the extent of her pecuniary interest therein.
Albert Chao by J. Iglesias POA
2017-02-28