Ticker: BIIB CUSIP: 09062X103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 5,415 | $953 | $163.37 | $138.00 - $185.17 |
| Q3 2025 | 2,799 | $392 | $135.17 | $121.05 - $150.28 |
| Q2 2025 | 3,170 | $398 | $124.60 | $110.04 - $137.32 |
| Q4 2024 | 1,636 | $250 | $168.67 | $145.07 - $195.00 |
| Q2 2023 | 716 | $204 | $297.86 | $273.39 - $319.76 |
| Q1 2023 | 735 | $204 | $276.70 | $254.80 - $295.90 |