Ticker: BIIB CUSIP: 09062X103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 5,542 | $975 | $163.37 | $138.00 - $185.17 |
| Q3 2025 | 4,273 | $599 | $135.17 | $121.05 - $150.28 |
| Q2 2025 | 4,531 | $569 | $124.60 | $110.04 - $137.32 |
| Q1 2025 | 7,504 | $1,027 | $142.96 | $128.51 - $157.09 |
| Q4 2024 | 9,250 | $1,415 | $168.67 | $145.07 - $195.00 |
| Q2 2024 | 4,456 | $1,033 | $217.32 | $189.44 - $237.54 |
| Q1 2024 | 7,617 | $1,642 | $234.20 | $211.02 - $268.30 |
| Q4 2023 | 19,922 | $5,155 | $245.62 | $220.86 - $269.43 |
| Q3 2023 | 29,929 | $7,692 | $267.47 | $251.85 - $287.60 |
| Q2 2023 | 15,521 | $4,421 | $297.86 | $273.39 - $319.76 |
| Q1 2023 | 127,332 | $35,402 | $276.70 | $254.80 - $295.90 |
| Q4 2022 | 151,683 | $42,004 | $282.44 | $250.31 - $311.88 |
| Q3 2022 | 173,845 | $46,417 | $212.38 | $193.65 - $283.44 |
| Q2 2022 | 571,766 | $116,606 | $204.43 | $187.16 - $225.50 |