Atom Investors’s Biogen BIIB Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2025
Q1 | – | Sell |
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|
2024
Q4 | $420K | Buy |
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|
2022
Q1 | – | Sell |
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|
2021
Q4 | $644K | Buy |
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|
2021
Q3 | – | Hold |
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|
2021
Q2 | – | Hold |
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|
2021
Q1 | – | Sell |
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|
2020
Q4 | $10.4M | Buy |
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|
2020
Q3 | $5.4M | Buy |
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|
2020
Q2 | $3.18M | Sell |
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|
2020
Q1 | $10.4M | Buy |
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|
2019
Q4 | $8.72M | Sell |
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|
2019
Q3 | $11.1M | Buy |
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|
2019
Q2 | $5.41M | Buy |
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|
2019
Q1 | $699K | Buy |
|