Perceptive Advisors’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
Q4
Sell
-350,000
Closed -$33.9M 135
2019
Q3
$33.9M Hold
350,000
0.91% 31
2019
Q2
$35.8M Buy
+350,000
New +$37.8M 0.82% 31
2017
Q4
Sell
-180,000
Closed -$16M 167
2017
Q3
$16M Buy
+180,000
New +$13.7M 0.61% 39
2015
Q2
Sell
-15,000
Closed -$1.16M 197
2015
Q1
$1.16M Buy
+15,000
New +$864K 0.09% 95