Oppenheimer & Co’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
$113K Buy
+18,595
New +$113K ﹤0.01% 1555
2024
Q1
Sell
-6,326
Closed -$230K 1497
2023
Q4
$230K Sell
6,326
-1,582
-20% -$57.5K ﹤0.01% 1239
2023
Q3
$382K Buy
7,908
+295
+4% +$14.2K 0.01% 1045
2023
Q2
$520K Buy
7,613
+343
+5% +$23.4K 0.01% 954
2023
Q1
$352K Buy
+7,270
New +$352K 0.01% 1085
2022
Q1
Sell
-4,549
Closed -$225K 1560
2021
Q4
$225K Sell
4,549
-214
-4% -$10.6K ﹤0.01% 1351
2021
Q3
$339K Buy
+4,763
New +$339K 0.01% 1174
2018
Q4
Sell
-10,705
Closed -$140K 1335
2018
Q3
$140K Sell
10,705
-750
-7% -$9.81K ﹤0.01% 1284
2018
Q2
$166K Buy
11,455
+3,700
+48% +$53.6K ﹤0.01% 1245
2018
Q1
$284K Buy
+7,755
New +$284K 0.01% 1088
2014
Q4
Sell
-11,030
Closed -$245K 1462
2014
Q3
$245K Buy
+11,030
New +$245K 0.01% 1158