Ticker: BIIB CUSIP: 09062X103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q2 2025 | 26 | $3 | $124.60 | $110.04 - $137.32 |
| Q1 2025 | 28 | $4 | $142.96 | $128.51 - $157.09 |
| Q4 2024 | 28 | $4 | $168.67 | $145.07 - $195.00 |
| Q1 2023 | 27 | $8 | $276.70 | $254.80 - $295.90 |
| Q4 2022 | 27 | $7 | $282.44 | $250.31 - $311.88 |
| Q3 2022 | 27 | $7 | $212.38 | $193.65 - $283.44 |
| Q2 2022 | 27 | $5 | $204.43 | $187.16 - $225.50 |
| Q1 2022 | 27 | $5 | $217.46 | $192.67 - $249.00 |
| Q4 2021 | 132 | $31 | $257.12 | $221.72 - $290.76 |
| Q3 2021 | 237 | $67 | $327.75 | $282.64 - $372.12 |
| Q2 2021 | 237 | $82 | $302.94 | $257.03 - $468.55 |
| Q1 2021 | 237 | $66 | $269.69 | $238.40 - $296.38 |
| Q4 2020 | 237 | $58 | $259.08 | $223.25 - $363.92 |