S Douglas Schatz

Insider Trading: Sales

Symbol	Price	Amount	Total Value	Remaining Holdings	Date	Form 4
AEIS	$13.30	200	$2,660.00	2,669,909	2012-05-14	Filing
AEIS	$13.09	400	$5,236.00	2,696,280	2012-05-07	Filing
AEIS	$13.08	1,100	$14,388.00	2,696,680	2012-05-07	Filing
AEIS	$13.08	100	$1,307.50	2,697,780	2012-05-07	Filing
AEIS	$13.07	1,400	$18,298.00	2,697,880	2012-05-07	Filing
AEIS	$13.06	1,100	$14,366.00	2,699,280	2012-05-07	Filing
AEIS	$13.05	800	$10,440.00	2,700,380	2012-05-07	Filing
AEIS	$13.04	2,500	$32,600.00	2,701,180	2012-05-07	Filing
AEIS	$13.03	600	$7,818.00	2,703,680	2012-05-07	Filing
AEIS	$13.02	4,900	$63,798.00	2,704,280	2012-05-07	Filing
AEIS	$13.01	2,400	$31,224.00	2,709,180	2012-05-07	Filing
AEIS	$13.00	100	$1,300.25	2,711,580	2012-05-07	Filing
AEIS	$13.00	2,200	$28,600.00	2,711,680	2012-05-07	Filing
AEIS	$13.00	500	$6,497.50	2,713,880	2012-05-07	Filing
AEIS	$12.99	2,606	$33,851.94	2,714,380	2012-05-07	Filing
AEIS	$12.99	300	$3,895.50	2,716,986	2012-05-07	Filing
AEIS	$12.98	1,400	$18,172.00	2,717,286	2012-05-07	Filing
AEIS	$12.97	1,700	$22,049.00	2,718,686	2012-05-07	Filing
AEIS	$12.97	400	$5,186.00	2,720,836	2012-05-07	Filing
AEIS	$12.96	300	$3,888.00	2,720,786	2012-05-07	Filing