S Douglas Schatz

Insider Trading: Sales

Symbol	Price	Amount	Total Value	Remaining Holdings	Date	Form 4
AEIS	$11.99	100	$1,198.75	2,898,466	2012-04-09	Filing
AEIS	$11.99	600	$7,191.00	2,898,566	2012-04-09	Filing
AEIS	$11.97	1,900	$22,743.00	2,899,166	2012-04-09	Filing
AEIS	$11.96	300	$3,588.00	2,901,066	2012-04-09	Filing
AEIS	$11.95	300	$3,585.00	2,901,366	2012-04-09	Filing
AEIS	$11.94	300	$3,582.00	2,901,666	2012-04-09	Filing
AEIS	$11.93	200	$2,386.00	2,901,966	2012-04-09	Filing
AEIS	$11.92	800	$9,536.00	2,902,166	2012-04-09	Filing
AEIS	$12.95	100	$1,294.75	2,910,966	2012-04-02	Filing
AEIS	$12.95	400	$5,178.00	2,911,066	2012-04-02	Filing
AEIS	$12.94	900	$11,646.00	2,911,466	2012-04-02	Filing
AEIS	$12.94	100	$1,293.50	2,912,366	2012-04-02	Filing
AEIS	$12.93	5,140	$66,460.20	2,912,466	2012-04-02	Filing
AEIS	$12.93	100	$1,292.75	2,917,570	2012-03-26	Filing
AEIS	$12.93	800	$10,340.00	2,917,670	2012-04-02	Filing
AEIS	$12.92	2,856	$36,899.52	2,918,470	2012-04-02	Filing
AEIS	$12.91	3,425	$44,216.75	2,921,326	2012-04-02	Filing
AEIS	$12.91	100	$1,290.90	2,924,751	2012-04-02	Filing
AEIS	$12.91	100	$1,290.75	2,924,851	2012-04-02	Filing
AEIS	$12.91	1,622	$20,931.91	2,924,951	2012-04-02	Filing