Ticker: BIIB CUSIP: 09062X103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 1,164 | $205 | $163.37 | $138.00 - $185.17 |
| Q4 2024 | 1,590 | $243 | $168.67 | $145.07 - $195.00 |
| Q3 2024 | 1,937 | $376 | $209.21 | $188.78 - $238.00 |
| Q2 2024 | 2,228 | $517 | $217.32 | $189.44 - $237.54 |
| Q1 2024 | 2,584 | $557 | $234.20 | $211.02 - $268.30 |
| Q4 2023 | 2,679 | $693 | $245.62 | $220.86 - $269.43 |
| Q3 2023 | 2,780 | $714 | $267.47 | $251.85 - $287.60 |
| Q2 2023 | 2,804 | $799 | $297.86 | $273.39 - $319.76 |
| Q1 2023 | 2,820 | $784 | $276.70 | $254.80 - $295.90 |
| Q4 2022 | 2,925 | $810 | $282.44 | $250.31 - $311.88 |
| Q3 2022 | 3,000 | $801 | $212.38 | $193.65 - $283.44 |
| Q2 2022 | 3,042 | $620 | $204.43 | $187.16 - $225.50 |
| Q1 2022 | 3,227 | $680 | $217.46 | $192.67 - $249.00 |
| Q4 2021 | 3,612 | $867 | $257.12 | $221.72 - $290.76 |