S Douglas Schatz

Insider Trading: Sales

Symbol	Price	Amount	Total Value	Remaining Holdings	Date	Form 4
AEIS	$13.14	3,752	$49,301.28	2,991,011	2012-03-19	Filing
AEIS	$13.14	100	$1,313.75	2,994,763	2012-03-19	Filing
AEIS	$13.14	900	$11,821.50	2,994,863	2012-03-19	Filing
AEIS	$13.13	1,369	$17,974.97	2,995,763	2012-03-19	Filing
AEIS	$13.13	200	$2,625.00	2,997,132	2012-03-19	Filing
AEIS	$13.12	1,500	$19,680.00	2,997,332	2012-03-19	Filing
AEIS	$13.12	400	$5,246.00	2,998,832	2012-03-19	Filing
AEIS	$13.11	1,517	$19,887.87	2,999,232	2012-03-19	Filing
AEIS	$13.11	200	$2,621.00	3,000,749	2012-03-19	Filing
AEIS	$13.10	2,100	$27,510.00	3,000,949	2012-03-19	Filing
AEIS	$13.10	100	$1,309.80	3,003,049	2012-03-19	Filing
AEIS	$13.10	300	$3,928.50	3,003,149	2012-03-19	Filing
AEIS	$13.09	600	$7,854.00	3,003,449	2012-03-19	Filing
AEIS	$13.08	500	$6,540.00	3,004,049	2012-03-19	Filing
AEIS	$13.07	1,700	$22,219.00	3,004,549	2012-03-19	Filing
AEIS	$13.07	500	$6,532.50	3,006,249	2012-03-19	Filing
AEIS	$13.05	400	$5,220.00	3,006,749	2012-03-19	Filing
AEIS	$13.04	1,200	$15,648.00	3,007,149	2012-03-19	Filing
AEIS	$13.03	700	$9,121.00	3,008,349	2012-03-19	Filing
AEIS	$13.02	1,800	$23,436.00	3,009,049	2012-03-19	Filing