H Richard Wills

Insider Trading: Purchases

Symbol	Price	Amount	Total Value	Remaining Holdings	Date	Form 4
ESIO	$4.68	20,000	$93,600.00	75,055	2015-07-31	Filing
ESIO	$7.53	159	$1,199.86	43,055	2014-12-15	Filing
ESIO	$7.23	5,000	$36,141.50	42,597	2014-11-24	Filing
ESIO	$7.01	10,000	$70,082.00	37,597	2014-11-21	Filing