Ticker: BIIB CUSIP: 09062X103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2021 | 1,465 | $399 | $269.69 | $238.40 - $296.38 |
| Q4 2020 | 1,106 | $271 | $259.08 | $223.25 - $363.92 |
| Q3 2020 | 4,516 | $1,281 | $278.91 | $261.87 - $312.00 |
| Q2 2020 | 3,575 | $956 | $300.59 | $257.60 - $350.24 |
| Q1 2020 | 897 | $284 | $303.47 | $262.25 - $374.99 |
| Q4 2019 | 2,414 | $716 | $277.46 | $219.70 - $318.00 |
| Q3 2019 | 1,179 | $274 | $232.85 | $215.78 - $246.99 |
| Q1 2019 | 2,359 | $558 | $314.89 | $216.12 - $344.00 |
| Q3 2018 | 879 | $311 | $344.30 | $288.13 - $388.67 |
| Q2 2018 | 854 | $291 | $281.15 | $249.17 - $310.91 |
| Q1 2018 | 765 | $210 | $310.41 | $259.76 - $370.57 |
| Q4 2017 | 788 | $271 | $320.80 | $301.81 - $348.84 |
| Q3 2017 | 783 | $247 | $296.11 | $269.50 - $330.00 |
| Q2 2017 | 782 | $226 | $264.42 | $244.28 - $291.90 |
| Q4 2016 | 772 | $220 | $296.43 | $268.00 - $329.83 |