Rafferty Asset 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 | $22.7M | Sell |
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|
2025
Q1 | $24.7M | Sell |
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|
2024
Q4 | $29M | Buy |
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|
2024
Q3 | $31.1M | Buy |
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|
2024
Q2 | $35.1M | Buy |
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|
2024
Q1 | $24.3M | Buy |
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|
2023
Q4 | $24.8M | Buy |
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|
2023
Q3 | $21.2M | Buy |
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|
2023
Q2 | $18.5M | Buy |
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|
2023
Q1 | $16.4M | Buy |
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|
2022
Q4 | $15.6M | Sell |
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|
2022
Q3 | $19.4M | Buy |
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|
2022
Q2 | $11.2M | Sell |
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|
2022
Q1 | $13.3M | Buy |
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|
2021
Q4 | $10.8M | Buy |
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|
2021
Q3 | $8.25M | Buy |
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|
2021
Q2 | $6.74M | Sell |
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|
2021
Q1 | $8.14M | Buy |
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|
2020
Q4 | $5.32M | Buy |
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|
2020
Q3 | $5.92M | Buy |
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|
2020
Q2 | $4.83M | Buy |
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|
2020
Q1 | $3.55M | Sell |
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|
2019
Q4 | $7.73M | Sell |
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|
2019
Q3 | $8.53M | Sell |
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|
2019
Q2 | $9.38M | Buy |
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|
2019
Q1 | $6.82M | Buy |
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|
2018
Q4 | $1.68M | Sell |
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|
2018
Q3 | $2.14M | Sell |
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|
2018
Q2 | $4.26M | Buy |
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|
2018
Q1 | $2.44M | Buy |
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|
2017
Q4 | $1.44M | Sell |
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|
2017
Q3 | $1.52M | Sell |
|
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|
2017
Q2 | $1.54M | Buy |
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|
2017
Q1 | $1.14M | Buy |
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|
2016
Q4 | $997K | Buy |
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|
2016
Q3 | $755K | Sell |
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|
2016
Q2 | $0 | Sell |
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|
2016
Q1 | $809K | Sell |
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|
2015
Q4 | $2.86M | Buy |
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|
2015
Q3 | $2.26M | Buy |
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|
2015
Q2 | $1.03M | Sell |
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|
2015
Q1 | $1.17M | Buy |
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|
2014
Q4 | $549K | Buy |
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|
2014
Q3 | $437K | Buy |
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|
2014
Q2 | $241K | Sell |
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|
2014
Q1 | $392K | Sell |
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|
2013
Q4 | $404K | Buy |
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