Flagship Harbor Advisors’s Biogen BIIB Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2025
Q3 | $322K | Sell |
|
|||||
|
2025
Q2 | $294K | Sell |
|
|||||
|
2025
Q1 | $334K | Buy |
|
|||||
|
2024
Q4 | $237K | Buy |
|
|||||
|
2024
Q3 | $271K | Buy |
|
|||||
|
2024
Q1 | $297K | Sell |
|
|||||
|
2023
Q4 | $422K | Sell |
|
|||||
|
2023
Q3 | $427K | Buy |
|
|||||
|
2023
Q2 | $436K | Sell |
|
|||||
|
2023
Q1 | $431K | Buy |
|
|||||
|
2022
Q1 | – | Sell |
|
|||||
|
2021
Q4 | $223K | Sell |
|
|||||
|
2021
Q3 | $430K | Hold |
|
|||||
|
2021
Q2 | $430K | Sell |
|
|||||
|
2021
Q1 | $414K | Sell |
|
|||||
|
2020
Q4 | $478K | Sell |
|
|||||
|
2020
Q3 | $699K | Sell |
|
|||||
|
2020
Q2 | $734K | Buy |
|
|||||
|
2020
Q1 | $560K | Sell |
|
|||||
|
2019
Q4 | $534K | Buy |
|
|||||
|
2019
Q3 | $371K | Sell |
|
|||||
|
2019
Q2 | $632K | Sell |
|
|||||
|
2019
Q1 | $697K | Buy |
|
|||||
|
2018
Q4 | $856K | Buy |
|
|||||
|
2018
Q3 | $850K | Buy |
|
|||||
|
2018
Q2 | $697K | Buy |
|
|||||
|
2018
Q1 | $642K | Buy |
|
|||||
|
2017
Q4 | $647K | Buy |
|
|||||
|
2017
Q3 | $629K | Sell |
|
|||||
|
2017
Q2 | $543K | Buy |
|
|||||
|
2017
Q1 | $412K | Sell |
|
|||||
|
2016
Q4 | $423K | Buy |
|