PERCEPTIVE ADVISORS LLC

Holdings History for ARATANA THERAPEUTICS INC - COM (PETX)

Symbol: PETX
Investment type: Equity / COM

Shares, Excluding Options vs Price

Value, Excluding Options

Holdings date	Weight	Change	Value $	Shares	Change	Activity %	Price	All Holders
30 Sep 2016		-0.13%	$0	0	-256,500	-100%		Q3 2016
30 Jun 2016	0.13%	-0.02%	$1,621,000	256,500	-35,300	-12%	$6.32	Q2 2016
31 Mar 2016	0.15%	+0.15%	$1,611,000	291,800	+291,800	NEW	$5.52	Q1 2016

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.