Ticker: BIIB CUSIP: 09062X103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q3 2023 | 186,635 | $47,967 | $267.47 | $251.85 - $287.60 |
| Q2 2023 | 198,334 | $56,495 | $297.86 | $273.39 - $319.76 |
| Q4 2022 | 155,659 | $43,105 | $282.44 | $250.31 - $311.88 |
| Q3 2022 | 139,326 | $37,200 | $212.38 | $193.65 - $283.44 |
| Q3 2021 | 16,900 | $4,783 | $327.75 | $282.64 - $372.12 |
| Q2 2021 | 132,272 | $45,802 | $302.94 | $257.03 - $468.55 |
| Q1 2021 | 102,034 | $28,544 | $269.69 | $238.40 - $296.38 |
| Q4 2020 | 114,604 | $28,062 | $259.08 | $223.25 - $363.92 |
| Q3 2020 | 89,716 | $25,451 | $278.91 | $261.87 - $312.00 |
| Q1 2020 | 81,013 | $25,631 | $303.47 | $262.25 - $374.99 |
| Q4 2019 | 228,328 | $67,752 | $277.46 | $219.70 - $318.00 |
| Q2 2017 | 4,046 | $1,098 | $264.42 | $244.28 - $291.90 |
| Q1 2017 | 390,664 | $106,815 | $282.75 | $260.50 - $301.42 |
| Q4 2016 | 585,710 | $166,096 | $296.43 | $268.00 - $329.83 |
| Q3 2016 | 590,851 | $184,954 | $296.18 | $240.07 - $333.65 |
| Q2 2016 | 335,290 | $81,080 | $263.54 | $223.02 - $292.69 |
| Q2 2013 | 96,017 | $20,663 | $213.68 | $191.80 - $242.64 |