Martingale Asset Management’s Prothena Corp PRTA Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2025
Q4
$606K Buy
2023
Q4
Sell
2023
Q3
$599K Buy
2023
Q2
$773K Buy
2020
Q4
Sell
2020
Q3
$446K Sell
2020
Q2
$1.1M Buy
2015
Q2
Sell
2015
Q1
$279K Buy