Citigroup’s Spark Therapeutics, Inc. Common Stock ONCE Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2017 Q1	–	Sell	-1,600	Closed	-$80K	–	7423
2016 Q4	$80K	Buy	+1,600	New	+$85.7K	﹤0.01%	5905
2016 Q3	–	Sell	-100,000	Closed	-$5.11M	–	7273
2016 Q2	$5.11M	Buy	+100,000	New	+$4.27M	0.01%	1572