Ticker: BIIB CUSIP: 09062X103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 98,333 | $17,306 | $163.37 | $138.00 - $185.17 |
| Q3 2025 | 67,852 | $9,505 | $135.17 | $121.05 - $150.28 |
| Q2 2025 | 54,166 | $6,803 | $124.60 | $110.04 - $137.32 |
| Q1 2025 | 16,726 | $2,289 | $142.96 | $128.51 - $157.09 |
| Q4 2024 | 6,284 | $961 | $168.67 | $145.07 - $195.00 |
| Q3 2024 | 3,069 | $595 | $209.21 | $188.78 - $238.00 |
| Q2 2024 | 8,241 | $1,910 | $217.32 | $189.44 - $237.54 |
| Q1 2024 | 14,006 | $3,020 | $234.20 | $211.02 - $268.30 |
| Q4 2023 | 2,050 | $530 | $245.62 | $220.86 - $269.43 |
| Q3 2023 | 6,156 | $1,582 | $267.47 | $251.85 - $287.60 |
| Q2 2023 | 4,850 | $1,382 | $297.86 | $273.39 - $319.76 |
| Q1 2023 | 3,379 | $939 | $276.70 | $254.80 - $295.90 |
| Q4 2022 | 3,647 | $1,010 | $282.44 | $250.31 - $311.88 |