S Douglas Schatz

Insider Trading: Sales

Symbol	Price	Amount	Total Value	Remaining Holdings	Date	Form 4
AEIS	$12.85	200	$2,570.00	2,731,314	2012-05-07	Filing
AEIS	$12.85	100	$1,284.50	2,731,514	2012-05-07	Filing
AEIS	$12.84	100	$1,284.00	2,731,614	2012-05-07	Filing
AEIS	$12.84	200	$2,567.00	2,731,714	2012-05-07	Filing
AEIS	$12.83	1,100	$14,113.00	2,731,914	2012-05-07	Filing
AEIS	$12.83	100	$1,282.80	2,733,014	2012-05-07	Filing
AEIS	$12.82	500	$6,410.00	2,733,114	2012-05-07	Filing
AEIS	$12.81	700	$8,967.00	2,733,614	2012-05-07	Filing
AEIS	$12.80	700	$8,960.00	2,734,314	2012-05-07	Filing
AEIS	$12.18	700	$8,526.00	2,735,014	2012-04-30	Filing
AEIS	$12.16	300	$3,648.00	2,735,714	2012-04-30	Filing
AEIS	$12.15	700	$8,505.00	2,736,014	2012-04-30	Filing
AEIS	$12.15	100	$1,214.50	2,736,714	2012-04-30	Filing
AEIS	$12.14	300	$3,642.00	2,736,814	2012-04-30	Filing
AEIS	$12.13	1,100	$13,343.00	2,737,114	2012-04-30	Filing
AEIS	$12.12	1,074	$13,016.88	2,738,214	2012-04-30	Filing
AEIS	$12.11	200	$2,422.00	2,739,288	2012-04-30	Filing
AEIS	$12.10	700	$8,470.00	2,739,488	2012-04-30	Filing
AEIS	$12.09	700	$8,463.00	2,740,188	2012-04-30	Filing
AEIS	$12.08	2,600	$31,408.00	2,740,888	2012-04-30	Filing