S Douglas Schatz

Insider Trading: Sales

Symbol	Price	Amount	Total Value	Remaining Holdings	Date	Form 4
AEIS	$12.90	1,700	$21,930.00	2,926,573	2012-04-02	Filing
AEIS	$12.90	200	$2,579.00	2,928,273	2012-04-02	Filing
AEIS	$12.89	1,600	$20,624.00	2,928,473	2012-04-02	Filing
AEIS	$12.89	200	$2,577.00	2,930,073	2012-04-02	Filing
AEIS	$12.88	800	$10,304.00	2,930,273	2012-04-02	Filing
AEIS	$12.88	400	$5,150.00	2,931,073	2012-04-02	Filing
AEIS	$12.87	2,800	$36,036.00	2,931,473	2012-04-02	Filing
AEIS	$12.87	200	$2,573.40	2,934,273	2012-04-02	Filing
AEIS	$12.87	800	$10,292.00	2,934,473	2012-04-02	Filing
AEIS	$12.86	900	$11,574.00	2,935,273	2012-04-02	Filing
AEIS	$12.86	300	$3,856.50	2,936,173	2012-04-02	Filing
AEIS	$12.85	1,300	$16,705.00	2,936,473	2012-04-02	Filing
AEIS	$12.85	300	$3,853.50	2,937,773	2012-04-02	Filing
AEIS	$12.84	1,100	$14,124.00	2,938,073	2012-04-02	Filing
AEIS	$12.84	300	$3,850.50	2,939,173	2012-04-02	Filing
AEIS	$12.83	1,100	$14,113.00	2,939,473	2012-04-02	Filing
AEIS	$12.83	200	$2,565.00	2,940,573	2012-04-02	Filing
AEIS	$12.82	1,100	$14,102.00	2,940,773	2012-04-02	Filing
AEIS	$13.08	118	$1,543.44	2,902,966	2012-04-02	Filing
AEIS	$13.06	1,505	$19,655.30	2,903,084	2012-04-02	Filing