B Thomas Perkins

Insider Trading: Sales

Symbol	Price	Amount	Total Value	Remaining Holdings	Date	Form 4
CORE	$32.16	600	$19,296.00	9,930	2010-03-01	Filing
CORE	$32.15	100	$3,215.00	10,530	2010-03-01	Filing
CORE	$32.14	100	$3,213.50	10,630	2010-03-01	Filing
CORE	$32.12	100	$3,212.00	10,730	2010-03-01	Filing
CORE	$32.09	100	$3,209.00	10,830	2010-03-01	Filing
CORE	$32.08	200	$6,415.50	10,930	2010-03-01	Filing
CORE	$32.08	100	$3,207.70	11,130	2010-03-01	Filing
CORE	$32.07	100	$3,206.50	11,230	2010-03-01	Filing
CORE	$32.05	100	$3,205.00	11,330	2010-03-01	Filing
CORE	$32.04	100	$3,204.00	11,430	2010-03-01	Filing
CORE	$32.01	200	$6,402.00	11,530	2010-03-01	Filing
CORE	$31.94	200	$6,388.00	11,730	2010-03-01	Filing
CORE	$31.89	200	$6,378.00	11,930	2010-03-01	Filing
CORE	$31.84	300	$9,552.00	12,130	2010-03-01	Filing
CORE	$31.79	100	$3,179.00	12,430	2010-03-01	Filing
CORE	$31.78	730	$23,199.40	12,530	2010-03-01	Filing
CORE	$31.77	180	$5,718.40	13,260	2010-03-01	Filing
CORE	$31.77	100	$3,176.50	13,440	2010-03-01	Filing
CORE	$31.76	562	$17,851.37	13,540	2010-03-01	Filing
CORE	$31.71	100	$3,171.00	14,102	2010-03-01	Filing