Palo Alto 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
Q2 | $25.8M | Buy |
|
|||||
|
2025
Q1 | $28M | Buy |
|
|||||
|
2024
Q4 | $29.1M | Sell |
|
|||||
|
2024
Q3 | $44.4M | Sell |
|
|||||
|
2024
Q2 | $67M | Sell |
|
|||||
|
2024
Q1 | $62.5M | Sell |
|
|||||
|
2023
Q4 | $98.4M | Sell |
|
|||||
|
2023
Q3 | $98M | Hold |
|
|||||
|
2023
Q2 | $109M | Hold |
|
|||||
|
2023
Q1 | $106M | Buy |
|
|||||
|
2022
Q4 | $105M | Buy |
|
|||||
|
2022
Q3 | $96.4M | Hold |
|
|||||
|
2022
Q2 | $73.6M | Hold |
|
|||||
|
2022
Q1 | $76M | Sell |
|
|||||
|
2021
Q4 | $92.4M | Buy |
|
|||||
|
2021
Q3 | $102M | Hold |
|
|||||
|
2021
Q2 | $125M | Buy |
|
|||||
|
2021
Q1 | $96M | Buy |
|
|||||
|
2020
Q4 | $57.4M | Buy |
|