Squarepoint’s Prothena Corp PRTA Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change %
Capital Flow Portfolio Weight Portfolio Position
2025
Q2
$1.27M Buy
+209,249
New +$1.27M ﹤0.01% 1397
2025
Q1
Hold
0
3123
2024
Q4
Hold
0
3127
2024
Q1
Sell
-74,030
Closed -$2.69M 2818
2023
Q4
$2.69M Buy
74,030
+41,691
+129% +$1.52M 0.01% 908
2023
Q3
$1.56M Buy
+32,339
New +$1.56M ﹤0.01% 1094
2023
Q2
Sell
-78,309
Closed -$3.8M 2738
2023
Q1
$3.8M Buy
78,309
+72,793
+1,320% +$3.53M 0.02% 605
2022
Q4
$332K Buy
+5,516
New +$332K ﹤0.01% 1653
2022
Q1
Sell
-6,606
Closed -$326K 2688
2021
Q4
$326K Buy
+6,606
New +$326K ﹤0.01% 1826
2021
Q3
Sell
-25,886
Closed -$1.33M 2644
2021
Q2
$1.33M Buy
25,886
+11,650
+82% +$599K 0.01% 1003
2021
Q1
$358K Sell
14,236
-3,563
-20% -$89.6K ﹤0.01% 1765
2020
Q4
$214K Buy
+17,799
New +$214K ﹤0.01% 2092
2020
Q3
Sell
-15,064
Closed -$158K 2611
2020
Q2
$158K Sell
15,064
-12,959
-46% -$136K ﹤0.01% 1827
2020
Q1
$300K Sell
28,023
-60,676
-68% -$650K 0.01% 1294
2019
Q4
$1.4M Buy
88,699
+50,772
+134% +$804K 0.01% 1096
2019
Q3
$297K Sell
37,927
-109,721
-74% -$859K ﹤0.01% 1821
2019
Q2
$1.56M Buy
147,648
+101,772
+222% +$1.08M 0.02% 975
2019
Q1
$556K Buy
45,876
+27,915
+155% +$338K 0.01% 1414
2018
Q4
$185K Sell
17,961
-36,298
-67% -$374K ﹤0.01% 1695
2018
Q3
$710K Buy
+54,259
New +$710K 0.01% 1143
2017
Q4
Sell
-3,997
Closed -$259K 2284
2017
Q3
$259K Buy
+3,997
New +$259K 0.01% 1235
2016
Q3
Sell
-15,000
Closed -$524K 1209
2016
Q2
$524K Buy
+15,000
New +$524K 0.03% 545
2016
Q1
Sell
-4,900
Closed -$334K 1399
2015
Q4
$334K Buy
+4,900
New +$334K 0.04% 749