Ticker: BIIB CUSIP: 09062X103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 16 | $3 | $163.37 | $138.00 - $185.17 |
| Q3 2025 | 16 | $2 | $135.17 | $121.05 - $150.28 |
| Q2 2025 | 16 | $2 | $124.60 | $110.04 - $137.32 |
| Q1 2025 | 16 | $2 | $142.96 | $128.51 - $157.09 |
| Q4 2024 | 16 | $2 | $168.67 | $145.07 - $195.00 |
| Q3 2024 | 16 | $3 | $209.21 | $188.78 - $238.00 |
| Q3 2021 | 4,250 | $1,203 | $327.75 | $282.64 - $372.12 |
| Q1 2020 | 20 | $6 | $303.47 | $262.25 - $374.99 |