Rock Springs Capital Management’s Alnylam Pharmaceuticals ALNY Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2025
Q2 | $32.6M | Sell |
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|
2025
Q1 | $38.7M | Sell |
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|
2024
Q4 | $60.3M | Buy |
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|
2024
Q3 | $68.8M | Hold |
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|
2024
Q2 | $60.8M | Buy |
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|
2024
Q1 | $36.5M | Buy |
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|
2023
Q4 | $45M | Sell |
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|
2023
Q3 | $49.5M | Sell |
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|
2023
Q2 | $65.5M | Hold |
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|
2023
Q1 | $69.1M | Buy |
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|
2022
Q4 | $79M | Hold |
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|
2022
Q3 | $66.6M | Hold |
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|
2022
Q2 | $48.5M | Hold |
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|
2022
Q1 | $54.3M | Hold |
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|
2021
Q4 | $56.4M | Buy |
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|
2021
Q3 | $58.7M | Buy |
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|
2021
Q2 | $50.9M | Hold |
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|
2021
Q1 | $42.4M | Sell |
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|
2020
Q4 | $43.5M | Sell |
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|
2020
Q3 | $49.5M | Sell |
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|
2020
Q2 | $51.1M | Sell |
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|
2020
Q1 | $41.5M | Buy |
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|
2019
Q4 | $41.9M | Buy |
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|
2019
Q3 | $26.6M | Buy |
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|
2019
Q2 | $23.8M | Buy |
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|
2019
Q1 | $21.8M | Buy |
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|
2018
Q4 | $14.1M | Sell |
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|
2018
Q3 | $17.2M | Buy |
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|
2018
Q2 | $17.1M | Buy |
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|
2018
Q1 | $17M | Buy |
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|
2017
Q4 | $16.5M | Buy |
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|
2017
Q3 | $12.3M | Hold |
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|
2017
Q2 | $8.38M | Buy |
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