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Home > Insider Trading > Filing (0001140361-11-012681)

Filing Details

Accession Number:: 0001140361-11-012681
Form Type:: 4
Zero Holdings:: No
Publication Time:: 2011-02-28 16:46:44
Reporting Period:: 2011-02-25

Filing Date:: 2011-02-28
Accepted Time:: 2011-02-28 16:46:44
SEC Url:: Form 4 Filing

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
1262823	Westlake Chemical Corp	WLK	Industrial Organic Chemicals (2860)	760346924

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1298551	L Jeffrey Taylor	2801 Post Oak Blvd. Houston TX 77056	Sr Vp, Polyethylene	No	Yes	No	No

Reported Non-Derivative Transactions

Show Other Fields >>

Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
Common Stock	Acquisiton	2011-02-25	6,028	$14.24	29,224	No	4	M	Direct
Common Stock	Acquisiton	2011-02-25	3,267	$19.29	32,491	No	4	M	Direct
Common Stock	Disposition	2011-02-25	7	$46.45	32,484	No	4	S	Direct
Common Stock	Disposition	2011-02-25	300	$46.43	32,184	No	4	S	Direct
Common Stock	Disposition	2011-02-25	1	$46.42	32,183	No	4	S	Direct
Common Stock	Disposition	2011-02-25	300	$43.41	31,883	No	4	M	Direct
Common Stock	Disposition	2011-02-25	300	$46.41	31,583	No	4	S	Direct
Common Stock	Disposition	2011-02-25	200	$46.40	31,383	No	4	S	Direct
Common Stock	Disposition	2011-02-25	1,101	$46.39	30,282	No	4	S	Direct
Common Stock	Disposition	2011-02-25	300	$46.38	29,982	No	4	S	Direct
Common Stock	Disposition	2011-02-25	400	$46.38	29,582	No	4	S	Direct
Common Stock	Disposition	2011-02-25	701	$46.37	28,881	No	4	S	Direct
Common Stock	Disposition	2011-02-25	2,091	$46.37	26,790	No	4	S	Direct
Common Stock	Disposition	2011-02-25	1,500	$46.36	25,290	No	4	S	Direct
Common Stock	Disposition	2011-02-25	2,094	$46.35	23,196	No	4	S	Direct

Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
No	4	M	Direct
No	4	M	Direct
No	4	S	Direct
No	4	S	Direct
No	4	S	Direct
No	4	M	Direct
No	4	S	Direct
No	4	S	Direct
No	4	S	Direct
No	4	S	Direct
No	4	S	Direct
No	4	S	Direct
No	4	S	Direct
No	4	S	Direct
No	4	S	Direct

Reported Derivative Transactions

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Sec. Name	Sec. Type	Acquisiton - Disposition	Date	Amount	Price	Amount - 2	Price - 2
Common Stock	Employee Option (right to buy)	Acquisiton	2011-02-25	6,028	$0.00	6,028	$14.24
Common Stock	Employee Option (right to buy)	Acquisiton	2011-02-25	3,267	$0.00	3,267	$19.29

Remaning Holdings	Exercise Date	Expiration Date	Equity Swap Involved	Transaction Form Type	Transaction Code	Nature of Ownership
6,028	2011-02-13	2019-02-13	No	4	M	Direct
0	2011-02-15	2018-02-15	No	4	M	Direct