Ticker: BIIB CUSIP: 09062X103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q3 2024 | 6,300 | $1,221 | $209.21 | $188.78 - $238.00 |
| Q2 2024 | 6,300 | $1,460 | $217.32 | $189.44 - $237.54 |
| Q1 2024 | 6,300 | $1,358 | $234.20 | $211.02 - $268.30 |
| Q4 2023 | 6,300 | $1,630 | $245.62 | $220.86 - $269.43 |
| Q3 2023 | 6,300 | $1,619 | $267.47 | $251.85 - $287.60 |
| Q2 2023 | 6,300 | $1,795 | $297.86 | $273.39 - $319.76 |
| Q2 2022 | 21,700 | $4,425 | $204.43 | $187.16 - $225.50 |
| Q1 2022 | 18,200 | $3,833 | $217.46 | $192.67 - $249.00 |
| Q4 2021 | 13,000 | $3,119 | $257.12 | $221.72 - $290.76 |
| Q3 2021 | 7,750 | $2,193 | $327.75 | $282.64 - $372.12 |
| Q2 2021 | 3,100 | $1,073 | $302.94 | $257.03 - $468.55 |
| Q1 2021 | 12,300 | $3,441 | $269.69 | $238.40 - $296.38 |
| Q4 2020 | 12,300 | $3,012 | $259.08 | $223.25 - $363.92 |
| Q3 2020 | 17,900 | $5,078 | $278.91 | $261.87 - $312.00 |
| Q2 2020 | 17,950 | $4,803 | $300.59 | $257.60 - $350.24 |
| Q1 2020 | 12,925 | $4,089 | $303.47 | $262.25 - $374.99 |
| Q4 2019 | 10,000 | $2,967 | $277.46 | $219.70 - $318.00 |
| Q3 2019 | 7,500 | $1,746 | $232.85 | $215.78 - $246.99 |
| Q2 2019 | 10,000 | $2,339 | $230.90 | $219.20 - $245.35 |
| Q1 2019 | 10,000 | $2,364 | $314.89 | $216.12 - $344.00 |
| Q4 2018 | 7,500 | $2,257 | $319.14 | $278.46 - $358.41 |
| Q2 2018 | 5,000 | $1,451 | $281.15 | $249.17 - $310.91 |
| Q1 2018 | 10,000 | $2,738 | $310.41 | $259.76 - $370.57 |
| Q2 2017 | 10,000 | $2,714 | $264.42 | $244.28 - $291.90 |
| Q1 2017 | 250 | $68 | $282.75 | $260.50 - $301.42 |
| Q4 2016 | 350 | $99 | $296.43 | $268.00 - $329.83 |
| Q3 2013 | 75,000 | $18,057 | $223.81 | $203.55 - $248.95 |
| Q2 2013 | 50,000 | $10,760 | $213.68 | $191.80 - $242.64 |