Insider Stock Trading History of Wallace Stephen


The following table details the trading activities (stock purchases, stock sales, and stock option exercises) reported to the Securities and Exchange Commission (SEC) by insider Wallace Stephen since year 2005. The trader's CIK number is 1298645. At the time of this reporting, Wallace Stephen is the VP, General Counsel, of Westlake Chemical Corp . (stock ticker symbol WLK). See this page for all insider trading activities at Westlake Chemical Corp .


Stock purchases, sales, and option exercises reported by insider Wallace Stephen since 2005.
  Trade Date   Symbol Company Name (Issuer) Trade Type     Shares       Price ($)   Value ($)
2013-08-01 WLK Westlake Chemical Corp Option Ex 12,786 42.15 538,968
2013-08-01 WLK Westlake Chemical Corp Sale 12,786 105.72 1,351,671
2013-05-21 WLK Westlake Chemical Corp Option Ex 9,092 19.29 175,384
2013-05-21 WLK Westlake Chemical Corp Sale 9,092 94.02 854,802
2013-05-08 WLK Westlake Chemical Corp Option Ex 13,857 30.15 417,746
2013-05-08 WLK Westlake Chemical Corp Sale 13,857 89.80 1,244,358
2011-03-09 WLK Westlake Chemical Corp Option Ex 1,388 36.10 50,106
2011-03-09 WLK Westlake Chemical Corp Sale 1,388 50.09 69,524
2007-08-17 WLK Westlake Chemical Corp Option Ex 4,734 14.50 68,643
2007-08-17 WLK Westlake Chemical Corp Sale 4,939 27.78 137,180
2006-11-07 WLK Westlake Chemical Corp Sale 411 32.14 13,209
2006-08-30 WLK Westlake Chemical Corp Option Ex 4,733 14.50 68,628
2006-08-30 WLK Westlake Chemical Corp Sale 4,733 29.05 137,493
2004-08-16 WLK Westlake Chemical Corp 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.