Ken Griffin’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
-654,852
Closed -$63.5M 10164
2019
Q3
$63.5M Buy
654,852
+22,676
+4% +$2.27M 0.03% 616
2019
Q2
$64.7M Buy
632,176
+22,469
+4% +$2.42M 0.03% 593
2019
Q1
$69.4M Buy
609,707
+566,607
+1,315% +$41.6M 0.03% 534
2018
Q4
$1.69M Sell
43,100
-30,301
-41% -$1.31M ﹤0.01% 4419
2018
Q3
$4M Sell
73,401
-30,825
-30% -$2.11M ﹤0.01% 3287
2018
Q2
$8.63M Buy
104,226
+100,487
+2,688% +$7.76M ﹤0.01% 2102
2018
Q1
$249K Sell
3,739
-24,445
-87% -$1.41M ﹤0.01% 7019
2017
Q4
$1.45M Buy
28,184
+14,561
+107% +$1.05M ﹤0.01% 4082
2017
Q3
$1.22M Sell
13,623
-867,281
-98% -$65.9M ﹤0.01% 4041
2017
Q2
$52.6M Buy
880,904
+787,334
+841% +$44M 0.04% 475
2017
Q1
$4.99M Sell
93,570
-313,342
-77% -$18.6M ﹤0.01% 2049
2016
Q4
$20.3M Buy
+406,912
New +$21.8M 0.02% 864
2016
Q3
Sell
-12,728
Closed -$734K 8040
2016
Q2
$651K Buy
+12,728
New +$544K ﹤0.01% 4136
2016
Q1
Sell
-3,896
Closed -$123K 8552
2015
Q4
$177K Sell
3,896
-16,344
-81% -$857K ﹤0.01% 5960
2015
Q3
$845K Buy
20,240
+15,987
+376% +$834K ﹤0.01% 4040
2015
Q2
$256K Buy
4,253
+1,885
+80% +$125K ﹤0.01% 5983
2015
Q1
$184K Buy
+2,368
New +$136K ﹤0.01% 6278

Ken Griffin's ONCE Position: Q4 2019 in Review

Ken Griffin sold out of Spark Therapeutics, Inc. Common Stock (ONCE) in Q4 2019, closing a stake of 654,852 shares — an estimated $63.5M sold.

Ken Griffin first reported a position in ONCE in Q1 2015 and held it in 17 quarters. The position peaked at $69.4M in Q1 2019. 0 funds tracked by Wall St. Rank hold ONCE as of Q4 2019.

  • Ken Griffin reported no remaining Spark Therapeutics, Inc. Common Stock position as of Q4 2019 after selling out during the quarter.
  • Ken Griffin sold 654,852 Spark Therapeutics, Inc. Common Stock shares in Q4 2019, an estimated $63.5M.
  • Ken Griffin first reported a position in Spark Therapeutics, Inc. Common Stock in Q1 2015 and held it in 17 quarters.
  • Ken Griffin's Spark Therapeutics, Inc. Common Stock position peaked at $69.4M in Q1 2019.
  • 0 funds tracked by Wall St. Rank held Spark Therapeutics, Inc. Common Stock as of Q4 2019.

Based on Citadel Advisors's 13F filing for Q4 2019, filed 14 Feb 2020.