Ticker: BIIB CUSIP: 09062X103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 134,566 | $23,682 | $163.37 | $138.00 - $185.17 |
| Q2 2025 | 6,318 | $793 | $124.60 | $110.04 - $137.32 |
| Q1 2025 | 1,838 | $252 | $142.96 | $128.51 - $157.09 |
| Q4 2024 | 15,148 | $2,316 | $168.67 | $145.07 - $195.00 |
| Q3 2024 | 7,178 | $1,391 | $209.21 | $188.78 - $238.00 |
| Q2 2024 | 2,940 | $682 | $217.32 | $189.44 - $237.54 |
| Q1 2023 | 2,573 | $715 | $276.70 | $254.80 - $295.90 |
| Q4 2022 | 6,302 | $1,745 | $282.44 | $250.31 - $311.88 |
| Q3 2022 | 2,844 | $759 | $212.38 | $193.65 - $283.44 |
| Q1 2022 | 2,882 | $607 | $217.46 | $192.67 - $249.00 |
| Q4 2021 | 2,697 | $647 | $257.12 | $221.72 - $290.76 |
| Q3 2021 | 1,533 | $434 | $327.75 | $282.64 - $372.12 |
| Q2 2021 | 13,831 | $4,789 | $302.94 | $257.03 - $468.55 |
| Q1 2021 | 2,663 | $735 | $269.69 | $238.40 - $296.38 |