Ticker: BIIB CUSIP: 09062X103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2021 | 853 | $205 | $257.12 | $221.72 - $290.76 |
| Q3 2021 | 853 | $242 | $327.75 | $282.64 - $372.12 |
| Q2 2021 | 913 | $316 | $302.94 | $257.03 - $468.55 |
| Q1 2021 | 913 | $255 | $269.69 | $238.40 - $296.38 |
| Q4 2020 | 913 | $224 | $259.08 | $223.25 - $363.92 |
| Q3 2020 | 913 | $259 | $278.91 | $261.87 - $312.00 |
| Q2 2020 | 913 | $244 | $300.59 | $257.60 - $350.24 |
| Q1 2020 | 913 | $289 | $303.47 | $262.25 - $374.99 |
| Q4 2019 | 926 | $275 | $277.46 | $219.70 - $318.00 |
| Q3 2019 | 932 | $217 | $232.85 | $215.78 - $246.99 |
| Q2 2019 | 952 | $223 | $230.90 | $219.20 - $245.35 |
| Q1 2019 | 970 | $229 | $314.89 | $216.12 - $344.00 |
| Q4 2018 | 1,470 | $431 | $319.14 | $278.46 - $358.41 |
| Q3 2018 | 1,470 | $523 | $344.30 | $288.13 - $388.67 |
| Q2 2018 | 1,470 | $525 | $281.15 | $249.17 - $310.91 |
| Q1 2018 | 1,135 | $302 | $310.41 | $259.76 - $370.57 |
| Q4 2017 | 1,149 | $384 | $320.80 | $301.81 - $348.84 |