TD Asset Management’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
2019 Q1	–	Sell	-47,766	Closed	-$1.87M	–	1407
2018 Q4	$1.87M	Sell	47,766 -15,300	-24%	-$664K	﹤0.01%	925
2018 Q3	$3.44M	Sell	63,066 -5,700	-8%	-$390K	0.01%	848
2018 Q2	$5.69M	Sell	68,766 -13,000	-16%	-$1M	0.01%	660
2018 Q1	$5.45M	Sell	81,766 -3,300	-4%	-$191K	0.01%	652
2017 Q4	$4.37M	Buy	85,066 +4,915	+6%	+$353K	0.01%	704
2017 Q3	$7.15M	Buy	80,151 +7,300	+10%	+$554K	0.01%	583
2017 Q2	$4.35M	Sell	72,851 -3,600	-5%	-$201K	0.01%	705
2017 Q1	$4.08M	Buy	76,451 +3,300	+5%	+$196K	0.01%	730
2016 Q4	$3.65M	Buy	73,151 +7,300	+11%	+$391K	0.01%	746
2016 Q3	$3.96M	Sell	65,851 -3,000	-4%	-$173K	0.01%	748
2016 Q2	$3.52M	Buy	68,851 +3,064	+5%	+$131K	0.01%	758
2016 Q1	$1.94M	Buy	65,787 +7,600	+13%	+$240K	﹤0.01%	849
2015 Q4	$2.64M	Buy	58,187 +24,400	+72%	+$1.28M	0.01%	791
2015 Q3	$1.41M	Buy	33,787 +21,287	+170%	+$1.11M	﹤0.01%	869
2015 Q2	$753K	Hold	12,500	–	–	﹤0.01%	1021
2015 Q1	$969K	Buy	+12,500	New	+$720K	﹤0.01%	950