Ticker: BIIB CUSIP: 09062X103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q2 2025 | 16,164 | $2,030 | $124.60 | $110.04 - $137.32 |
| Q1 2025 | 16,850 | $2,306 | $142.96 | $128.51 - $157.09 |
| Q4 2024 | 20,135 | $3,079 | $168.67 | $145.07 - $195.00 |
| Q3 2024 | 11,218 | $2,174 | $209.21 | $188.78 - $238.00 |
| Q2 2024 | 929 | $215 | $217.32 | $189.44 - $237.54 |
| Q1 2024 | 1,650 | $356 | $234.20 | $211.02 - $268.30 |
| Q3 2023 | 4,386 | $1,127 | $267.47 | $251.85 - $287.60 |
| Q1 2022 | 6,375 | $1,343 | $217.46 | $192.67 - $249.00 |
| Q4 2021 | 39,587 | $9,498 | $257.12 | $221.72 - $290.76 |
| Q3 2021 | 17,214 | $4,871 | $327.75 | $282.64 - $372.12 |
| Q2 2021 | 3,923 | $1,358 | $302.94 | $257.03 - $468.55 |
| Q3 2018 | 1,059 | $374 | $344.30 | $288.13 - $388.67 |
| Q2 2018 | 6,468 | $1,877 | $281.15 | $249.17 - $310.91 |
| Q1 2018 | 9,670 | $2,648 | $310.41 | $259.76 - $370.57 |
| Q1 2015 | 547 | $231 | $394.14 | $334.40 - $480.18 |
| Q2 2014 | 849 | $268 | $300.97 | $272.02 - $322.25 |