Ticker: BIIB CUSIP: 09062X103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2021 | 1,010 | $282 | $269.69 | $238.40 - $296.38 |
| Q4 2020 | 1,007 | $246 | $259.08 | $223.25 - $363.92 |
| Q3 2020 | 1,339 | $380 | $278.91 | $261.87 - $312.00 |
| Q2 2020 | 1,444 | $386 | $300.59 | $257.60 - $350.24 |
| Q1 2020 | 1,939 | $614 | $303.47 | $262.25 - $374.99 |
| Q4 2019 | 2,344 | $695 | $277.46 | $219.70 - $318.00 |
| Q3 2019 | 3,929 | $915 | $232.85 | $215.78 - $246.99 |
| Q2 2019 | 5,726 | $1,339 | $230.90 | $219.20 - $245.35 |
| Q1 2019 | 7,258 | $1,716 | $314.89 | $216.12 - $344.00 |
| Q4 2018 | 7,348 | $2,212 | $319.14 | $278.46 - $358.41 |
| Q3 2018 | 7,423 | $2,622 | $344.30 | $288.13 - $388.67 |
| Q2 2018 | 8,048 | $2,336 | $281.15 | $249.17 - $310.91 |
| Q1 2018 | 7,513 | $2,058 | $310.41 | $259.76 - $370.57 |
| Q4 2017 | 6,663 | $2,122 | $320.80 | $301.81 - $348.84 |