Ticker: BIIB CUSIP: 09062X103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q3 2025 | 6,058 | $849 | $135.17 | $121.05 - $150.28 |
| Q2 2025 | 6,029 | $757 | $124.60 | $110.04 - $137.32 |
| Q1 2025 | 5,975 | $818 | $142.96 | $128.51 - $157.09 |
| Q4 2024 | 9,178 | $1,404 | $168.67 | $145.07 - $195.00 |
| Q3 2024 | 9,115 | $1,767 | $209.21 | $188.78 - $238.00 |
| Q2 2024 | 8,884 | $2,059 | $217.32 | $189.44 - $237.54 |
| Q1 2024 | 9,095 | $1,961 | $234.20 | $211.02 - $268.30 |
| Q4 2023 | 9,214 | $2,384 | $245.62 | $220.86 - $269.43 |
| Q3 2023 | 9,446 | $2,427 | $267.47 | $251.85 - $287.60 |
| Q2 2023 | 9,073 | $2,584 | $297.86 | $273.39 - $319.76 |
| Q1 2023 | 8,801 | $2,447 | $276.70 | $254.80 - $295.90 |
| Q4 2022 | 11,452 | $3,171 | $282.44 | $250.31 - $311.88 |
| Q3 2022 | 10,691 | $2,854 | $212.38 | $193.65 - $283.44 |
| Q2 2022 | 11,114 | $2,341 | $204.43 | $187.16 - $225.50 |
| Q1 2022 | 12,311 | $2,593 | $217.46 | $192.67 - $249.00 |
| Q4 2021 | 9,717 | $2,331 | $257.12 | $221.72 - $290.76 |
| Q1 2021 | 8,374 | $2,343 | $269.69 | $238.40 - $296.38 |
| Q4 2020 | 3,961 | $970 | $259.08 | $223.25 - $363.92 |