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Home > Insider Trading > Filing (0001140361-10-011753)

Filing Details

Accession Number:: 0001140361-10-011753
Form Type:: 4
Zero Holdings:: No
Publication Time:: 2010-03-15 13:00:00
Reporting Period:: 2010-03-15

Filing Date:: 2010-03-15
Accepted Time:: 2010-03-15 10:02:35
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
1298503	D Wayne Morse	2801 Post Oak Blvd. Houston TX 77056	Sr Vp, Vinyls	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	2010-03-11	3,822	$19.29	29,831	No	4	M	Direct
Common Stock	Acquisiton	2010-03-11	1,623	$14.24	31,454	No	4	M	Direct
Common Stock	Disposition	2010-03-11	5,445	$22.50	26,009	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

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)	Disposition	2010-03-11	3,822	$0.00	3,822	$19.29
Common Stock	Employee Option (right to buy)	Disposition	2010-03-11	1,623	$0.00	1,623	$14.24

Remaning Holdings	Exercise Date	Expiration Date	Equity Swap Involved	Transaction Form Type	Transaction Code	Nature of Ownership
3,822		2018-02-15	No	4	M	Direct
23,348		2019-02-13	No	4	M	Direct

Footnotes

The stock options became or will become exercisable in three equal installments on February 15, 2009, 2010 and 2011.
The stock options became or will become exercisable in three equal installments on February 13, 2010, 2011 and 2012.