State of Michigan Retirement System’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 | $36.6M | Buy |
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|
2025
Q1 | $5.43M | Sell |
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|
2024
Q4 | $9.71M | Buy |
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|
2024
Q3 | $7.7M | Sell |
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|
2024
Q2 | $9.25M | Buy |
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|
2024
Q1 | $8.56M | Hold |
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|
2023
Q4 | $10.3M | Hold |
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|
2023
Q3 | $10.2M | Sell |
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|
2023
Q2 | $11.3M | Sell |
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|
2023
Q1 | $11.8M | Buy |
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|
2022
Q4 | $11.6M | Sell |
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|
2022
Q3 | $11.4M | Sell |
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|
2022
Q2 | $8.91M | Sell |
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|
2022
Q1 | $30.7M | Buy |
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|
2021
Q4 | $34.9M | Buy |
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|
2021
Q3 | $41.1M | Sell |
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|
2021
Q2 | $50.4M | Sell |
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|
2021
Q1 | $62.1M | Buy |
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|
2020
Q4 | $28.8M | Sell |
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|
2020
Q3 | $34.2M | Buy |
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|
2020
Q2 | $31.3M | Buy |
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|
2020
Q1 | $13.1M | Sell |
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|
2019
Q4 | $13M | Sell |
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|
2019
Q3 | $25.1M | Sell |
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|
2019
Q2 | $25.7M | Sell |
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|
2019
Q1 | $28.4M | Sell |
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|
2018
Q4 | $36.4M | Buy |
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|
2018
Q3 | $21.2M | Sell |
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|
2018
Q2 | $18.1M | Buy |
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|
2018
Q1 | $17.1M | Buy |
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|
2017
Q4 | $19.7M | Sell |
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|
2017
Q3 | $20.1M | Sell |
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|
2017
Q2 | $19M | Sell |
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|
2017
Q1 | $19.4M | Sell |
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|
2016
Q4 | $20.2M | Sell |
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|
2016
Q3 | $23.9M | Buy |
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|
2016
Q2 | $18.4M | Buy |
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|
2016
Q1 | $19.6M | Sell |
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|
2015
Q4 | $23.3M | Sell |
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|
2015
Q3 | $24.8M | Sell |
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|
2015
Q2 | $36.8M | Buy |
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|
2015
Q1 | $38.2M | Sell |
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|
2014
Q4 | $33M | Buy |
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|
2014
Q3 | $32M | Sell |
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|
2014
Q2 | $30.6M | Buy |
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|
2014
Q1 | $29.5M | Buy |
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|
2013
Q4 | $26.9M | Sell |
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|
2013
Q3 | $23.3M | Sell |
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|
2013
Q2 | $52.6M | Buy |
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