Ticker: BIIB CUSIP: 09062X103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q2 2025 | 1,780 | $234 | $124.60 | $110.04 - $137.32 |
| Q3 2024 | 3,420 | $629 | $209.21 | $188.78 - $238.00 |
| Q2 2024 | 3,530 | $757 | $217.32 | $189.44 - $237.54 |
| Q1 2024 | 3,544 | $764 | $234.20 | $211.02 - $268.30 |
| Q4 2023 | 3,496 | $905 | $245.62 | $220.86 - $269.43 |
| Q3 2023 | 3,021 | $776 | $267.47 | $251.85 - $287.60 |
| Q2 2023 | 3,669 | $1,045 | $297.86 | $273.39 - $319.76 |
| Q1 2023 | 4,270 | $1,187 | $276.70 | $254.80 - $295.90 |
| Q4 2022 | 3,904 | $1,081 | $282.44 | $250.31 - $311.88 |
| Q3 2022 | 4,049 | $1,081 | $212.38 | $193.65 - $283.44 |
| Q4 2020 | 2,489 | $609 | $259.08 | $223.25 - $363.92 |
| Q3 2020 | 3,256 | $924 | $278.91 | $261.87 - $312.00 |
| Q2 2020 | 3,481 | $931 | $300.59 | $257.60 - $350.24 |
| Q4 2018 | 968 | $291 | $319.14 | $278.46 - $358.41 |
| Q3 2018 | 736 | $260 | $344.30 | $288.13 - $388.67 |