Ticker: BIIB CUSIP: 09062X103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 169 | $30 | $163.37 | $138.00 - $185.17 |
| Q2 2021 | 119 | $41 | $302.94 | $257.03 - $468.55 |
| Q1 2021 | 100 | $27 | $269.69 | $238.40 - $296.38 |
| Q4 2020 | 79 | $19 | $259.08 | $223.25 - $363.92 |
| Q3 2020 | 94 | $26 | $278.91 | $261.87 - $312.00 |