Ghost Tree Capital’s Puma Biotechnology PBYI Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2018 Q3	–	Sell	-14,000	Closed	-$828K	–	60
2018 Q2	$828K	Buy	+14,000	New	+$811K	0.24%	39
2017 Q4	–	Sell	-65,000	Closed	-$7.78M	–	64
2017 Q3	$7.78M	Sell	65,000 -85,000	-57%	-$7.91M	2.31%	22
2017 Q2	$13.1M	Sell	150,000 -75,000	-33%	-$4.2M	3.83%	8
2017 Q1	$8.37M	Buy	+225,000	New	+$8.21M	2.24%	26
2016 Q4	–	Sell	-150,000	Closed	-$6.49M	–	94
2016 Q3	$10.1M	Buy	+150,000	New	+$7.58M	2.9%	20
2015 Q4	–	Sell	-6,500	Closed	-$490K	–	69
2015 Q3	$490K	Sell	6,500 -11,000	-63%	-$1.04M	0.24%	64
2015 Q2	$2.04M	Sell	17,500 -12,500	-42%	-$2.26M	0.68%	51
2015 Q1	$7.08M	Hold	30,000	–	–	2.94%	7
2014 Q4	$5.68M	Buy	30,000 +25,000	+500%	+$5.55M	3.32%	8
2014 Q3	$1.19M	Buy	5,000 +4,000	+400%	+$821K	0.83%	54
2014 Q2	$66K	Sell	1,000 -10,330	-91%	-$735K	0.06%	54
2014 Q1	$1.18M	Sell	11,330 -13,670	-55%	-$1.61M	1.22%	46
2013 Q4	$2.59M	Buy	+25,000	New	+$1.47M	2.39%	24