James Chao

Insider Trading: Sales
Company Symbol Price Amount Relationship Remaining Holdings Date Form 4
WLK $57.15 1,271 Large Shareholder, Officer, Director, Other 94,408 2012-05-29 Filing
WLK $57.11 800 Large Shareholder, Officer, Director, Other 95,679 2012-05-29 Filing
WLK $57.10 2,800 Large Shareholder, Officer, Director, Other 96,479 2012-05-29 Filing
WLK $57.08 100 Large Shareholder, Officer, Director, Other 99,279 2012-05-29 Filing
WLK $57.08 1,100 Large Shareholder, Officer, Director, Other 99,379 2012-05-29 Filing
WLK $57.07 1,300 Large Shareholder, Officer, Director, Other 100,479 2012-05-29 Filing
WLK $57.05 1,829 Large Shareholder, Officer, Director, Other 101,779 2012-05-29 Filing
WLK $57.04 600 Large Shareholder, Officer, Director, Other 103,608 2012-05-29 Filing
WLK $57.03 100 Large Shareholder, Officer, Director, Other 104,208 2012-05-29 Filing
WLK $57.03 4,700 Large Shareholder, Officer, Director, Other 104,308 2012-05-29 Filing
WLK $57.02 1,964 Large Shareholder, Officer, Director, Other 109,008 2012-05-29 Filing
WLK $57.01 3,636 Large Shareholder, Officer, Director, Other 110,972 2012-05-29 Filing
WLK $57.00 500 Large Shareholder, Officer, Director, Other 114,608 2012-05-29 Filing
WLK $56.99 300 Large Shareholder, Officer, Director, Other 115,108 2012-05-29 Filing
WLK $56.98 434 Large Shareholder, Officer, Director, Other 115,408 2012-05-29 Filing
WLK $56.97 2,178 Large Shareholder, Officer, Director, Other 115,842 2012-05-29 Filing
WLK $56.96 3,540 Large Shareholder, Officer, Director, Other 118,020 2012-05-29 Filing
WLK $56.95 498 Large Shareholder, Officer, Director, Other 121,560 2012-05-29 Filing
WLK $56.94 100 Large Shareholder, Officer, Director, Other 122,058 2012-05-29 Filing
WLK $56.93 1,120 Large Shareholder, Officer, Director, Other 122,158 2012-05-29 Filing