W Brenton Hatch

Insider Trading: Purchases

Symbol	Price	Amount	Total Value	Remaining Holdings	Date	Form 4
PFIE	$1.31	10,000	$13,100.00	14,150,000	2017-03-06	Filing
PFIE	$1.28	15,000	$19,200.00	14,160,000	2017-03-02	Filing
PFIE	$1.26	11,877	$14,965.02	14,175,000	2017-03-01	Filing