L Jeffrey Taylor

Insider Trading: Sales

Symbol	Price	Amount	Total Value	Remaining Holdings	Date	Form 4
WLK	$66.99	500	$33,495.00	24,412	2012-08-09	Filing
WLK	$66.97	1,449	$97,039.67	24,912	2012-08-09	Filing
WLK	$56.69	800	$45,352.00	17,146	2012-05-29	Filing
WLK	$56.70	700	$39,690.00	17,946	2012-05-29	Filing
WLK	$56.72	400	$22,688.00	18,646	2012-05-29	Filing
WLK	$56.74	200	$11,348.00	19,046	2012-05-29	Filing
WLK	$56.75	300	$17,025.00	19,246	2012-05-29	Filing
WLK	$56.76	501	$28,436.81	19,546	2012-05-29	Filing
WLK	$56.71	216	$12,249.36	20,047	2012-05-29	Filing
WLK	$56.72	600	$34,032.00	20,263	2012-05-29	Filing
WLK	$56.73	400	$22,692.00	20,863	2012-05-29	Filing
WLK	$57.74	466	$26,906.84	21,263	2012-05-29	Filing
WLK	$56.75	300	$17,025.00	21,729	2012-05-29	Filing
WLK	$56.76	2,096	$118,968.96	22,029	2012-05-29	Filing
WLK	$56.77	1,700	$96,500.50	24,125	2012-05-29	Filing
WLK	$56.79	1,100	$62,469.00	25,825	2012-05-29	Filing
WLK	$56.80	200	$11,360.00	26,925	2012-05-29	Filing
WLK	$56.82	600	$34,092.06	27,125	2012-05-29	Filing
WLK	$56.69	100	$5,669.00	20,047	2012-05-14	Filing
WLK	$56.67	303	$17,171.01	20,147	2012-05-14	Filing