Siren LLC’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
Sell
-1,283,555
Closed -$15.9M 125
2025
Q1
$15.9M Buy
1,283,555
+183,715
+17% +$2.27M 0.9% 27
2024
Q4
$15.2M Hold
1,099,840
0.67% 38
2024
Q3
$18.4M Buy
+1,099,840
New +$18.4M 0.92% 34