L Michael Kranda

Insider Trading: Sales

Symbol	Price	Amount	Total Value	Remaining Holdings	Date	Form 4
PTCT	$73.25	800	$58,600.00	2,242	2015-03-16	Filing
PTCT	$72.61	1,700	$123,437.00	3,042	2015-03-16	Filing
PTCT	$31.02	1,186	$36,789.72	4,742	2014-03-14	Filing