E Blake Larson

Insider Trading: Sales

Symbol	Price	Amount	Total Value	Remaining Holdings	Date	Form 4
OA	$72.69	5,000	$363,457.50	25,087	2015-06-04	Filing
ATK	$72.37	4,000	$289,480.00	21,721	2010-11-18	Filing
ATK	$88.78	1,800	$159,800.40	19,053	2009-12-07	Filing
ATK	$88.79	2,097	$186,192.63	20,853	2009-12-07	Filing