Kb Rodney Young

Insider Trading: Sales

Symbol	Price	Amount	Total Value	Remaining Holdings	Date	Form 4
STEM	$1.23	30,000	$36,900.00	301,617	2010-03-17	Filing
STEM	$1.09	3,647	$3,975.23	370,367	2009-11-20	Filing
STEM	$1.68	13,292	$22,330.56	144,732	2009-04-02	Filing
STEM	$1.72	33,800	$58,024.46	158,024	2009-04-02	Filing