Ticker: BIIB CUSIP: 09062X103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2023 | 999 | $278 | $276.70 | $254.80 - $295.90 |
| Q4 2022 | 899 | $249 | $282.44 | $250.31 - $311.88 |
| Q3 2021 | 888 | $251 | $327.75 | $282.64 - $372.12 |
| Q2 2021 | 3,332 | $1,154 | $302.94 | $257.03 - $468.55 |
| Q1 2021 | 4,089 | $1,144 | $269.69 | $238.40 - $296.38 |
| Q4 2020 | 3,541 | $867 | $259.08 | $223.25 - $363.92 |
| Q3 2020 | 4,445 | $1,261 | $278.91 | $261.87 - $312.00 |
| Q2 2020 | 4,344 | $1,162 | $300.59 | $257.60 - $350.24 |
| Q1 2020 | 1,627 | $514 | $303.47 | $262.25 - $374.99 |
| Q4 2019 | 1,576 | $468 | $277.46 | $219.70 - $318.00 |
| Q3 2019 | 1,913 | $446 | $232.85 | $215.78 - $246.99 |
| Q2 2019 | 1,481 | $347 | $230.90 | $219.20 - $245.35 |
| Q1 2019 | 2,471 | $584 | $314.89 | $216.12 - $344.00 |
| Q4 2018 | 2,650 | $797 | $319.14 | $278.46 - $358.41 |
| Q3 2018 | 2,205 | $779 | $344.30 | $288.13 - $388.67 |
| Q2 2018 | 1,865 | $542 | $281.15 | $249.17 - $310.91 |
| Q1 2018 | 1,760 | $482 | $310.41 | $259.76 - $370.57 |
| Q4 2017 | 1,441 | $459 | $320.80 | $301.81 - $348.84 |
| Q3 2017 | 1,408 | $441 | $296.11 | $269.50 - $330.00 |
| Q2 2017 | 769 | $209 | $264.42 | $244.28 - $291.90 |