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

Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change %
Capital Flow Portfolio Weight Portfolio Position
2019
Q4
Sell
-350,000
Closed -$33.9M 134
2019
Q3
$33.9M Hold
350,000
0.91% 31
2019
Q2
$35.8M Buy
+350,000
New +$35.8M 0.82% 31
2017
Q4
Sell
-180,000
Closed -$16M 160
2017
Q3
$16M Buy
+180,000
New +$16M 0.61% 39
2015
Q2
Sell
-15,000
Closed -$1.16M 188
2015
Q1
$1.16M Buy
+15,000
New +$1.16M 0.09% 88