C David Aldous

Insider Trading: Purchases

Symbol	Price	Amount	Total Value	Remaining Holdings	Date	Form 4
BOOM	$9.82	2,000	$19,645.40	22,968	2016-05-13	Filing
BOOM	$6.13	1,500	$9,189.00	16,320	2016-03-24	Filing
BOOM	$7.29	2,000	$14,580.00	14,820	2015-10-30	Filing
BOOM	$10.20	1,000	$10,200.00	12,820	2015-08-20	Filing