Ticker: BIIB CUSIP: 09062X103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2025 | 295 | $40 | $142.96 | $128.51 - $157.09 |
| Q1 2024 | 7 | $1 | $234.20 | $211.02 - $268.30 |
| Q4 2023 | 5 | $1 | $245.62 | $220.86 - $269.43 |
| Q3 2023 | 5 | $1 | $267.47 | $251.85 - $287.60 |
| Q2 2023 | 285 | $2 | $297.86 | $273.39 - $319.76 |
| Q1 2023 | 278 | $4 | $276.70 | $254.80 - $295.90 |
| Q4 2022 | 277 | $2 | $282.44 | $250.31 - $311.88 |
| Q3 2022 | 3,204 | $1,408 | $212.38 | $193.65 - $283.44 |
| Q2 2022 | 2,856 | $1,076 | $204.43 | $187.16 - $225.50 |
| Q1 2022 | 2,954 | $1,111 | $217.46 | $192.67 - $249.00 |
| Q4 2021 | 3,600 | $1,269 | $257.12 | $221.72 - $290.76 |
| Q3 2021 | 5 | $283 | $327.75 | $282.64 - $372.12 |
| Q2 2021 | 37 | $346 | $302.94 | $257.03 - $468.55 |
| Q1 2021 | 42 | $11,733 | $269.69 | $238.40 - $296.38 |
| Q4 2020 | 37 | $9 | $259.08 | $223.25 - $363.92 |
| Q1 2020 | 238 | $75,436 | $303.47 | $262.25 - $374.99 |
| Q4 2019 | 377 | $297 | $277.46 | $219.70 - $318.00 |
| Q3 2019 | 466 | $109 | $232.85 | $215.78 - $246.99 |
| Q2 2019 | 570 | $133 | $230.90 | $219.20 - $245.35 |
| Q1 2019 | 692 | $161 | $314.89 | $216.12 - $344.00 |
| Q3 2018 | 956 | $288 | $344.30 | $288.13 - $388.67 |
| Q2 2018 | 862 | $295 | $281.15 | $249.17 - $310.91 |
| Q1 2018 | 1,162 | $318 | $310.41 | $259.76 - $370.57 |