EcoR1 Capital’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
Q2 | – | Sell |
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|
2025
Q1 | $143M | Hold |
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|
2024
Q4 | $160M | Hold |
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|
2024
Q3 | $194M | Hold |
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|
2024
Q2 | $239M | Hold |
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|
2024
Q1 | $287M | Hold |
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|
2023
Q4 | $421M | Hold |
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|
2023
Q3 | $559M | Hold |
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|
2023
Q2 | $791M | Hold |
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|
2023
Q1 | $561M | Hold |
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|
2022
Q4 | $698M | Hold |
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|
2022
Q3 | $702M | Hold |
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|
2022
Q2 | $315M | Hold |
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|
2022
Q1 | $424M | Buy |
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|
2021
Q4 | $557M | Hold |
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|
2021
Q3 | $804M | Hold |
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|
2021
Q2 | $580M | Buy |
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|
2021
Q1 | $277M | Buy |
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|
2020
Q4 | $113M | Hold |
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|
2020
Q3 | $94.2M | Hold |
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|
2020
Q2 | $98.6M | Hold |
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|
2020
Q1 | $101M | Hold |
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|
2019
Q4 | $149M | Hold |
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|
2019
Q3 | $73.9M | Buy |
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|
2019
Q2 | $7.64M | Sell |
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|
2019
Q1 | $8.81M | Sell |
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|
2018
Q4 | $8.63M | Buy |
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