I Alan Edrick

Insider Trading: Sales
Company Symbol Price Amount Relationship Remaining Holdings Date Form 4
OSIS $61.46 7,300 Officer 97,861 2012-03-21 Filing
OSIS $61.27 2,500 Officer 105,161 2012-03-15 Filing
OSIS $61.51 2,700 Officer 107,661 2012-03-14 Filing
OSIS $40.70 870 Officer 73,860 2011-06-21 Filing