Gray Madeline Bates

Insider Trading: Purchases

Symbol	Price	Amount	Total Value	Remaining Holdings	Date	Form 4
ISCA, ISCB	$25.25	200	$5,050.00	18,157,654	2010-12-17	Filing
ISCA, ISCB	$25.10	282	$7,078.20	18,157,454	2010-12-09	Filing
ISCA, ISCB	$23.50	202	$4,747.00	18,157,172	2010-11-30	Filing
ISCA, ISCB	$23.12	91	$2,103.92	18,156,970	2010-11-17	Filing
ISCA, ISCB	$23.22	91	$2,113.02	18,156,879	2010-11-16	Filing
ISCA, ISCB	$22.84	191	$4,362.44	18,156,788	2010-10-29	Filing
ISCA, ISCB	$22.64	240	$5,433.60	18,156,597	2010-10-14	Filing
ISCA, ISCB	$23.26	240	$5,582.40	18,156,357	2010-10-12	Filing
ISCA, ISCB	$24.25	169	$4,098.25	18,156,117	2010-10-07	Filing
ISCA, ISCB	$25.50	169	$4,309.50	18,155,948	2010-10-06	Filing
ISCA, ISCB	$25.00	84	$2,100.00	18,155,779	2010-09-22	Filing
ISCA, ISCB	$23.00	136	$3,128.00	18,155,695	2010-08-25	Filing
ISCA, ISCB	$24.00	153	$3,672.00	18,155,559	2010-08-19	Filing
ISCA, ISCB	$26.05	241	$6,278.05	18,155,406	2010-08-06	Filing
ISCA, ISCB	$26.00	258	$6,708.00	18,155,165	2010-07-28	Filing
ISCA, ISCB	$25.40	235	$5,969.00	18,154,907	2010-07-21	Filing
ISCA, ISCB	$25.00	200	$5,000.00	18,154,672	2010-07-20	Filing
ISCA, ISCB	$25.30	192	$4,857.60	18,154,472	2010-07-01	Filing
ISCA, ISCB	$26.07	13,170	$343,341.90	18,154,280	2010-06-30	Filing
ISCA, ISCB	$27.75	386	$10,711.50	18,141,110	2010-06-14	Filing