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 | 14 | $2 | $135.17 | $121.05 - $150.28 |
| Q2 2025 | 14 | $2 | $124.60 | $110.04 - $137.32 |
| Q1 2025 | 13 | $2 | $142.96 | $128.51 - $157.09 |
| Q4 2024 | 4 | $1 | $168.67 | $145.07 - $195.00 |
| Q3 2024 | 2 | $0 | $209.21 | $188.78 - $238.00 |
| Q2 2024 | 4 | $1 | $217.32 | $189.44 - $237.54 |
| Q1 2024 | 1 | $0 | $234.20 | $211.02 - $268.30 |
| Q2 2020 | 10 | $3 | $300.59 | $257.60 - $350.24 |
| Q1 2020 | 10 | $3 | $303.47 | $262.25 - $374.99 |
| Q4 2019 | 10 | $3 | $277.46 | $219.70 - $318.00 |