Balyasny 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
Q4
Sell
-86,106
Closed -$8.35M 1625
2019
Q3
$8.35M Buy
86,106
+18,431
+27% +$1.85M 0.06% 444
2019
Q2
$6.93M Buy
67,675
+41,635
+160% +$4.49M 0.04% 508
2019
Q1
$2.96M Buy
+26,040
New +$1.91M 0.02% 717
2018
Q4
Sell
-29,581
Closed -$1.61M 1941
2018
Q3
$1.61M Buy
29,581
+19,893
+205% +$1.36M 0.01% 1050
2018
Q2
$802K Sell
9,688
-20,736
-68% -$1.6M ﹤0.01% 1191
2018
Q1
$2.03M Sell
30,424
-27,756
-48% -$1.6M 0.01% 987
2017
Q4
$2.99M Sell
58,180
-71,703
-55% -$5.15M 0.01% 1024
2017
Q3
$11.6M Buy
129,883
+70,483
+119% +$5.35M 0.05% 457
2017
Q2
$3.55M Buy
59,400
+30,400
+105% +$1.7M 0.01% 832
2017
Q1
$1.55M Sell
29,000
-42,600
-59% -$2.53M 0.01% 979
2016
Q4
$3.57M Sell
71,600
-124,300
-63% -$6.66M 0.02% 779
2016
Q3
$11.8M Buy
195,900
+98,400
+101% +$5.67M 0.07% 359
2016
Q2
$4.99M Buy
+97,500
New +$4.17M 0.03% 514