S Douglas Schatz

Insider Trading: Sales

Symbol	Price	Amount	Total Value	Remaining Holdings	Date	Form 4
AEIS	$12.07	1,110	$13,397.70	2,871,882	2012-04-09	Filing
AEIS	$12.06	500	$6,030.00	2,872,992	2012-04-09	Filing
AEIS	$12.06	100	$1,205.50	2,873,492	2012-04-09	Filing
AEIS	$12.05	3,000	$36,150.00	2,873,592	2012-04-09	Filing
AEIS	$12.05	600	$7,227.00	2,876,592	2012-04-09	Filing
AEIS	$12.04	2,100	$25,284.00	2,877,192	2012-04-09	Filing
AEIS	$12.04	400	$4,814.00	2,879,292	2012-04-09	Filing
AEIS	$12.03	2,800	$33,684.00	2,879,692	2012-04-09	Filing
AEIS	$12.03	200	$2,405.00	2,882,492	2012-04-09	Filing
AEIS	$12.02	2,700	$32,454.00	2,882,692	2012-04-09	Filing
AEIS	$12.02	200	$2,403.50	2,885,392	2012-04-09	Filing
AEIS	$12.02	300	$3,604.50	2,885,592	2012-04-09	Filing
AEIS	$12.01	5,500	$66,055.00	2,885,892	2012-04-09	Filing
AEIS	$12.01	800	$9,606.40	2,891,392	2012-04-09	Filing
AEIS	$12.01	700	$8,403.50	2,892,192	2012-04-09	Filing
AEIS	$12.00	1,800	$21,600.00	2,892,892	2012-04-09	Filing
AEIS	$12.00	600	$7,199.40	2,894,692	2012-04-09	Filing
AEIS	$12.00	400	$4,798.00	2,895,292	2012-04-09	Filing
AEIS	$11.99	2,674	$32,061.26	2,895,692	2012-04-09	Filing
AEIS	$11.99	100	$1,198.90	2,898,366	2012-04-09	Filing