Ticker: BIIB CUSIP: 09062X103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q3 2024 | 20,000 | $3,877 | $209.21 | $188.78 - $238.00 |
| Q2 2024 | 20,000 | $4,636 | $217.32 | $189.44 - $237.54 |
| Q1 2024 | 20,000 | $4,313 | $234.20 | $211.02 - $268.30 |
| Q4 2023 | 20,000 | $5,175 | $245.62 | $220.86 - $269.43 |
| Q3 2023 | 20,000 | $5,140 | $267.47 | $251.85 - $287.60 |
| Q2 2023 | 20,000 | $5,697 | $297.86 | $273.39 - $319.76 |
| Q1 2023 | 20,000 | $5,561 | $276.70 | $254.80 - $295.90 |
| Q4 2021 | 12,000 | $2,879 | $257.12 | $221.72 - $290.76 |
| Q3 2021 | 12,000 | $3,396 | $327.75 | $282.64 - $372.12 |
| Q2 2021 | 12,000 | $4,155 | $302.94 | $257.03 - $468.55 |
| Q1 2021 | 12,000 | $3,357 | $269.69 | $238.40 - $296.38 |
| Q4 2020 | 12,000 | $2,938 | $259.08 | $223.25 - $363.92 |
| Q3 2020 | 10,000 | $2,837 | $278.91 | $261.87 - $312.00 |
| Q2 2020 | 6,000 | $1,605 | $300.59 | $257.60 - $350.24 |
| Q1 2020 | 8,000 | $2,531 | $303.47 | $262.25 - $374.99 |
| Q4 2019 | 8,000 | $2,374 | $277.46 | $219.70 - $318.00 |
| Q3 2019 | 8,000 | $1,863 | $232.85 | $215.78 - $246.99 |
| Q2 2019 | 8,000 | $1,871 | $230.90 | $219.20 - $245.35 |
| Q1 2019 | 8,000 | $1,863 | $314.89 | $216.12 - $344.00 |
| Q4 2018 | 8,000 | $2,407 | $319.14 | $278.46 - $358.41 |
| Q3 2018 | 8,000 | $2,845 | $344.30 | $288.13 - $388.67 |
| Q2 2018 | 8,000 | $2,310 | $281.15 | $249.17 - $310.91 |
| Q1 2018 | 4,000 | $1,095 | $310.41 | $259.76 - $370.57 |
| Q4 2017 | 4,000 | $1,274 | $320.80 | $301.81 - $348.84 |
| Q3 2017 | 4,000 | $1,252 | $296.11 | $269.50 - $330.00 |
| Q2 2017 | 4,000 | $1,085 | $264.42 | $244.28 - $291.90 |
| Q1 2017 | 4,000 | $1,094 | $282.75 | $260.50 - $301.42 |