Ticker: BIIB CUSIP: 09062X103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 2,448 | $431 | $163.37 | $138.00 - $185.17 |
| Q3 2025 | 2,448 | $356 | $135.17 | $121.05 - $150.28 |
| Q2 2025 | 2,471 | $310 | $124.60 | $110.04 - $137.32 |
| Q1 2025 | 2,439 | $334 | $142.96 | $128.51 - $157.09 |
| Q4 2024 | 2,434 | $372 | $168.67 | $145.07 - $195.00 |
| Q3 2024 | 2,447 | $474 | $209.21 | $188.78 - $238.00 |
| Q2 2024 | 2,449 | $568 | $217.32 | $189.44 - $237.54 |
| Q1 2024 | 2,450 | $530 | $234.20 | $211.02 - $268.30 |
| Q4 2023 | 2,400 | $621 | $245.62 | $220.86 - $269.43 |
| Q3 2023 | 2,444 | $628 | $267.47 | $251.85 - $287.60 |
| Q2 2023 | 2,442 | $696 | $297.86 | $273.39 - $319.76 |