Insider Trading History of Wallace Stephen

The following table details the insider trading activities (stock purchases, stock sales, and stock option exercises) by Wallace Stephen since 2006. The trader's CIK number is 1298645. At the time of the last reporting, Wallace Stephen was the VP, General Counsel, of Westlake Chemical Corp. (stock ticker symbol WLK). Also see all insider trading activities at Westlake Chemical Corp.

Yearly summary of insider trading at Westlake Chemical Corp (WLK) by Wallace Stephen

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2013	WLK	0	$0	35,735	$3,450,831	35,735	$1,132,098
2011	WLK	0	$0	1,388	$69,524	1,388	$50,106
2007	WLK	0	$0	4,939	$137,180	4,734	$68,643
2006	WLK	300	$4,350	5,144	$150,702	4,733	$68,628

Insider trading of Westlake Chemical Corp (WLK) by Wallace Stephen

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2013-08-01	WLK	Option Ex	12,786	42.15	538,968
2013-08-01	WLK	Sale	12,786	105.72	1,351,671
2013-05-21	WLK	Option Ex	9,092	19.29	175,384
2013-05-21	WLK	Sale	9,092	94.02	854,802
2013-05-08	WLK	Option Ex	13,857	30.15	417,746
2013-05-08	WLK	Sale	13,857	89.80	1,244,358
2011-03-09	WLK	Option Ex	1,388	36.10	50,106
2011-03-09	WLK	Sale	1,388	50.09	69,524
2007-08-17	WLK	Option Ex	4,734	14.50	68,643
2007-08-17	WLK	Sale	4,939	27.77	137,180
2006-11-07	WLK	Sale	411	32.14	13,209
2006-08-30	WLK	Option Ex	4,733	14.50	68,628
2006-08-30	WLK	Sale	4,733	29.05	137,493
2004-08-16	WLK	Buy	300	14.50	4,350

Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Wallace Stephen (VP, General Counsel, of Westlake Chemical Corp at the time of this reporting) see the Securities and Exchange Commission (SEC) website.

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