Group One Trading’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
-4,939
Closed -$479K 2527
2019
Q3
$479K Sell
4,939
-60,469
-92% -$5.86M ﹤0.01% 392
2019
Q2
$6.7M Buy
+65,408
New +$6.7M 0.06% 24
2019
Q1
Sell
-30,838
Closed -$1.21M 2378
2018
Q4
$1.21M Buy
+30,838
New +$1.21M 0.01% 219
2018
Q3
Hold
0
2402
2018
Q2
Hold
0
2295
2018
Q1
Sell
-116,321
Closed -$5.98M 2211
2017
Q4
$5.98M Buy
+116,321
New +$5.98M 0.04% 79
2017
Q3
Sell
-9,254
Closed -$553K 2163
2017
Q2
$553K Buy
9,254
+8,318
+889% +$497K 0.01% 402
2017
Q1
$50K Buy
+936
New +$50K ﹤0.01% 841
2016
Q4
Sell
-1,649
Closed -$99K 2058
2016
Q3
$99K Buy
+1,649
New +$99K ﹤0.01% 637
2016
Q2
Sell
-2,682
Closed -$79K 1986
2016
Q1
$79K Buy
2,682
+396
+17% +$11.7K ﹤0.01% 639
2015
Q4
$104K Buy
+2,286
New +$104K ﹤0.01% 718
2015
Q3
Sell
-8,665
Closed -$522K 2021
2015
Q2
$522K Buy
8,665
+5,822
+205% +$351K 0.01% 375
2015
Q1
$220K Buy
+2,843
New +$220K ﹤0.01% 489