Insider Transactions by COLE DONALD F

Symbol	Relationship	Date	Transaction	Cost	# Shares	Value($)	Total Shares	Form 4
CSE	Chief Financial Officer	Jul 29, 2011	Option Exercise	$6.46	16,200	104,652	240,622	Aug 01, 2011, 05:06 PM
CSE	Chief Financial Officer	Feb 27, 2011	Option Exercise	$7.63	895	6,829	256,376	Aug 01, 2011, 05:04 PM
CSE	Chief Financial Officer	Feb 27, 2011	Option Exercise	$7.63	895	6,829	356,376	Feb 28, 2011, 05:23 PM

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Symbol	Relationship	Date	Transaction	Value($)
CSE	Chief Financial Officer	Jul 29, 2011	Option Exercise	104,652
CSE	Chief Financial Officer	Feb 27, 2011	Option Exercise	6,829
CSE	Chief Financial Officer	Feb 27, 2011	Option Exercise	6,829