Ticker: BIIB CUSIP: 09062X103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q2 2024 | 1,611 | $373 | $217.32 | $189.44 - $237.54 |
| Q1 2024 | 2,078 | $448 | $234.20 | $211.02 - $268.30 |
| Q4 2023 | 2,240 | $580 | $245.62 | $220.86 - $269.43 |
| Q3 2023 | 2,432 | $625 | $267.47 | $251.85 - $287.60 |
| Q2 2023 | 2,572 | $733 | $297.86 | $273.39 - $319.76 |
| Q1 2023 | 2,791 | $776 | $276.70 | $254.80 - $295.90 |
| Q4 2022 | 2,841 | $1 | $282.44 | $250.31 - $311.88 |
| Q3 2022 | 3,134 | $837 | $212.38 | $193.65 - $283.44 |
| Q2 2022 | 3,412 | $696 | $204.43 | $187.16 - $225.50 |
| Q1 2022 | 3,762 | $792 | $217.46 | $192.67 - $249.00 |
| Q4 2021 | 3,086 | $740 | $257.12 | $221.72 - $290.76 |
| Q3 2021 | 4,027 | $1,139 | $327.75 | $282.64 - $372.12 |
| Q2 2021 | 4,092 | $1,417 | $302.94 | $257.03 - $468.55 |
| Q1 2021 | 4,059 | $1,135 | $269.69 | $238.40 - $296.38 |
| Q4 2020 | 3,751 | $918 | $259.08 | $223.25 - $363.92 |
| Q3 2020 | 4,304 | $1,221 | $278.91 | $261.87 - $312.00 |
| Q2 2020 | 4,443 | $1,189 | $300.59 | $257.60 - $350.24 |
| Q1 2020 | 4,898 | $1,549 | $303.47 | $262.25 - $374.99 |
| Q4 2019 | 5,687 | $1,687 | $277.46 | $219.70 - $318.00 |
| Q3 2019 | 6,059 | $1,411 | $232.85 | $215.78 - $246.99 |
| Q2 2019 | 6,337 | $1,482 | $230.90 | $219.20 - $245.35 |
| Q1 2019 | 6,494 | $1,535 | $314.89 | $216.12 - $344.00 |
| Q4 2018 | 6,643 | $1,999 | $319.14 | $278.46 - $358.41 |
| Q3 2018 | 6,802 | $2,403 | $344.30 | $288.13 - $388.67 |
| Q2 2018 | 6,761 | $1,962 | $281.15 | $249.17 - $310.91 |
| Q1 2018 | 5,559 | $1,522 | $310.41 | $259.76 - $370.57 |
| Q4 2017 | 5,571 | $1,775 | $320.80 | $301.81 - $348.84 |
| Q3 2017 | 5,702 | $1,785 | $296.11 | $269.50 - $330.00 |
| Q2 2017 | 5,689 | $1,544 | $264.42 | $244.28 - $291.90 |
| Q1 2017 | 5,525 | $1,511 | $282.75 | $260.50 - $301.42 |
| Q4 2016 | 5,129 | $1,454 | $296.43 | $268.00 - $329.83 |
| Q3 2016 | 4,892 | $1,531 | $296.18 | $240.07 - $333.65 |
| Q2 2016 | 4,915 | $1,189 | $263.54 | $223.02 - $292.69 |
| Q1 2016 | 4,706 | $1,225 | $264.15 | $242.07 - $301.02 |
| Q4 2015 | 4,241 | $1,299 | $287.35 | $254.00 - $311.65 |