Primecap Management’s Biogen BIIB Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2025
Q2 | $1.98B | Sell |
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|
2025
Q1 | $2.18B | Sell |
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|
2024
Q4 | $2.45B | Sell |
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|
2024
Q3 | $3.16B | Sell |
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|
2024
Q2 | $3.79B | Buy |
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|
2024
Q1 | $3.5B | Sell |
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|
2023
Q4 | $4.21B | Buy |
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|
2023
Q3 | $4.12B | Sell |
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|
2023
Q2 | $4.56B | Buy |
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|
2023
Q1 | $4.45B | Buy |
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|
2022
Q4 | $4.35B | Sell |
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|
2022
Q3 | $4.2B | Buy |
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|
2022
Q2 | $3.21B | Sell |
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|
2022
Q1 | $3.33B | Buy |
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|
2021
Q4 | $3.78B | Sell |
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|
2021
Q3 | $4.6B | Sell |
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|
2021
Q2 | $5.7B | Sell |
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|
2021
Q1 | $4.69B | Buy |
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|
2020
Q4 | $3.87B | Buy |
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|
2020
Q3 | $4.45B | Buy |
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|
2020
Q2 | $4.18B | Sell |
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|
2020
Q1 | $5.05B | Buy |
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|
2019
Q4 | $4.51B | Buy |
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|
2019
Q3 | $3.32B | Sell |
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|
2019
Q2 | $3.4B | Sell |
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|
2019
Q1 | $3.45B | Sell |
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|
2018
Q4 | $4.43B | Sell |
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|
2018
Q3 | $5.26B | Sell |
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|
2018
Q2 | $4.33B | Sell |
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|
2018
Q1 | $4.09B | Sell |
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|
2017
Q4 | $4.81B | Sell |
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|
2017
Q3 | $4.76B | Sell |
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|
2017
Q2 | $4.18B | Sell |
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|
2017
Q1 | $4.23B | Sell |
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|
2016
Q4 | $4.42B | Sell |
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|
2016
Q3 | $4.91B | Sell |
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|
2016
Q2 | $3.88B | Sell |
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|
2016
Q1 | $4.23B | Buy |
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|
2015
Q4 | $4.84B | Sell |
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|
2015
Q3 | $4.62B | Sell |
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|
2015
Q2 | $6.67B | Sell |
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|
2015
Q1 | $6.99B | Sell |
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|
2014
Q4 | $5.83B | Sell |
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|
2014
Q3 | $5.7B | Sell |
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|
2014
Q2 | $5.44B | Sell |
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|
2014
Q1 | $5.35B | Sell |
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|
2013
Q4 | $4.97B | Sell |
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|
2013
Q3 | $4.33B | Sell |
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|
2013
Q2 | $3.93B | Buy |
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