Ticker: BIIB CUSIP: 09062X103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 23,905 | $4,207 | $163.37 | $138.00 - $185.17 |
| Q3 2025 | 29,570 | $4,142 | $135.17 | $121.05 - $150.28 |
| Q2 2025 | 32,757 | $4,114 | $124.60 | $110.04 - $137.32 |
| Q1 2025 | 33,060 | $4,524 | $142.96 | $128.51 - $157.09 |
| Q4 2024 | 33,354 | $5,100 | $168.67 | $145.07 - $195.00 |
| Q3 2024 | 35,863 | $6,952 | $209.21 | $188.78 - $238.00 |
| Q2 2024 | 19,961 | $4,627 | $217.32 | $189.44 - $237.54 |
| Q1 2024 | 30,584 | $6,595 | $234.20 | $211.02 - $268.30 |
| Q4 2023 | 19,027 | $4,924 | $245.62 | $220.86 - $269.43 |
| Q3 2023 | 4,393 | $1,129 | $267.47 | $251.85 - $287.60 |
| Q2 2023 | 2,178 | $620 | $297.86 | $273.39 - $319.76 |
| Q1 2023 | 2,132 | $593 | $276.70 | $254.80 - $295.90 |
| Q4 2022 | 4,452 | $1,233 | $282.44 | $250.31 - $311.88 |
| Q3 2022 | 1,359 | $363 | $212.38 | $193.65 - $283.44 |