Ticker: BIIB CUSIP: 09062X103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2023 | 796 | $206 | $245.62 | $220.86 - $269.43 |
| Q3 2023 | 817 | $210 | $267.47 | $251.85 - $287.60 |
| Q2 2023 | 7,794 | $2,220 | $297.86 | $273.39 - $319.76 |
| Q1 2023 | 7,642 | $2,125 | $276.70 | $254.80 - $295.90 |
| Q4 2022 | 7,591 | $2,102 | $282.44 | $250.31 - $311.88 |
| Q3 2022 | 8,676 | $2,317 | $212.38 | $193.65 - $283.44 |
| Q2 2022 | 8,471 | $1,727 | $204.43 | $187.16 - $225.50 |
| Q1 2022 | 8,731 | $1,839 | $217.46 | $192.67 - $249.00 |
| Q4 2021 | 7,396 | $1,774 | $257.12 | $221.72 - $290.76 |
| Q3 2021 | 8,724 | $2,469 | $327.75 | $282.64 - $372.12 |
| Q2 2021 | 8,670 | $3,002 | $302.94 | $257.03 - $468.55 |
| Q1 2021 | 8,413 | $2,354 | $269.69 | $238.40 - $296.38 |
| Q4 2020 | 8,114 | $1,987 | $259.08 | $223.25 - $363.92 |
| Q3 2020 | 8,774 | $2,489 | $278.91 | $261.87 - $312.00 |
| Q2 2020 | 8,929 | $2,389 | $300.59 | $257.60 - $350.24 |
| Q1 2020 | 9,683 | $3,064 | $303.47 | $262.25 - $374.99 |
| Q3 2019 | 10,685 | $2,488 | $232.85 | $215.78 - $246.99 |
| Q2 2019 | 11,001 | $2,573 | $230.90 | $219.20 - $245.35 |
| Q1 2019 | 12,830 | $3,033 | $314.89 | $216.12 - $344.00 |