Ticker: BIIB CUSIP: 09062X103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 38,683 | $6,808 | $163.37 | $138.00 - $185.17 |
| Q3 2025 | 37,238 | $5,216 | $135.17 | $121.05 - $150.28 |
| Q2 2025 | 35,816 | $4,498 | $124.60 | $110.04 - $137.32 |
| Q1 2025 | 33,620 | $4,601 | $142.96 | $128.51 - $157.09 |
| Q4 2024 | 31,595 | $4,832 | $168.67 | $145.07 - $195.00 |
| Q3 2024 | 29,672 | $5,752 | $209.21 | $188.78 - $238.00 |
| Q2 2024 | 27,744 | $6,432 | $217.32 | $189.44 - $237.54 |
| Q1 2024 | 25,494 | $5,497 | $234.20 | $211.02 - $268.30 |
| Q4 2023 | 25,377 | $6,567 | $245.62 | $220.86 - $269.43 |
| Q3 2023 | 25,312 | $6,505 | $267.47 | $251.85 - $287.60 |
| Q2 2023 | 17,134 | $4,881 | $297.86 | $273.39 - $319.76 |
| Q1 2023 | 16,964 | $4,717 | $276.70 | $254.80 - $295.90 |
| Q4 2022 | 16,855 | $4,667 | $282.44 | $250.31 - $311.88 |
| Q3 2022 | 16,864 | $4,503 | $212.38 | $193.65 - $283.44 |