Ticker: BIIB CUSIP: 09062X103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 33 | $6 | $163.37 | $138.00 - $185.17 |
| Q3 2025 | 33 | $5 | $135.17 | $121.05 - $150.28 |
| Q2 2025 | 68 | $9 | $124.60 | $110.04 - $137.32 |
| Q1 2025 | 68 | $9 | $142.96 | $128.51 - $157.09 |
| Q4 2024 | 76 | $12 | $168.67 | $145.07 - $195.00 |
| Q3 2024 | 36 | $7 | $209.21 | $188.78 - $238.00 |
| Q4 2023 | 55 | $14 | $245.62 | $220.86 - $269.43 |
| Q3 2023 | 55 | $14 | $267.47 | $251.85 - $287.60 |
| Q2 2023 | 55 | $16 | $297.86 | $273.39 - $319.76 |
| Q4 2022 | 12 | $3 | $282.44 | $250.31 - $311.88 |
| Q3 2022 | 12 | $3 | $212.38 | $193.65 - $283.44 |
| Q2 2022 | 12 | $2 | $204.43 | $187.16 - $225.50 |
| Q2 2019 | 200 | $47 | $230.90 | $219.20 - $245.35 |
| Q1 2019 | 200 | $47 | $314.89 | $216.12 - $344.00 |
| Q3 2018 | 200 | $71 | $344.30 | $288.13 - $388.67 |