S Douglas Schatz

Insider Trading: Sales

Symbol	Price	Amount	Total Value	Remaining Holdings	Date	Form 4
AEIS	$11.51	700	$8,053.50	2,815,135	2012-04-23	Filing
AEIS	$11.50	2,700	$31,050.00	2,815,835	2012-04-23	Filing
AEIS	$11.50	200	$2,299.00	2,818,535	2012-04-23	Filing
AEIS	$11.49	900	$10,341.00	2,818,735	2012-04-23	Filing
AEIS	$11.49	100	$1,148.50	2,819,635	2012-04-23	Filing
AEIS	$11.48	200	$2,296.00	2,819,735	2012-04-23	Filing
AEIS	$11.48	200	$2,295.00	2,819,935	2012-04-23	Filing
AEIS	$12.56	1	$12.56	2,820,135	2012-04-17	Filing
AEIS	$12.55	30	$376.50	2,820,136	2012-04-17	Filing
AEIS	$12.54	3	$37.62	2,820,166	2012-04-17	Filing
AEIS	$12.53	110	$1,378.30	2,820,169	2012-04-17	Filing
AEIS	$12.52	200	$2,504.00	2,820,279	2012-04-17	Filing
AEIS	$12.51	100	$1,251.00	2,820,479	2012-04-17	Filing
AEIS	$12.50	400	$5,000.00	2,820,579	2012-04-17	Filing
AEIS	$12.49	600	$7,494.00	2,820,979	2012-04-17	Filing
AEIS	$12.49	300	$3,745.50	2,821,579	2012-04-17	Filing
AEIS	$12.48	600	$7,488.00	2,821,879	2012-04-17	Filing
AEIS	$12.47	500	$6,235.00	2,822,479	2012-04-17	Filing
AEIS	$12.46	100	$1,246.00	2,822,979	2012-04-17	Filing
AEIS	$12.45	100	$1,245.00	2,823,079	2012-04-17	Filing