Ticker: BIIB CUSIP: 09062X103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2020 | 6,067 | $1,486 | $259.08 | $223.25 - $363.92 |
| Q3 2020 | 5,937 | $1,685 | $278.91 | $261.87 - $312.00 |
| Q2 2020 | 5,631 | $1,507 | $300.59 | $257.60 - $350.24 |
| Q1 2020 | 5,604 | $1,773 | $303.47 | $262.25 - $374.99 |
| Q4 2019 | 5,447 | $1,616 | $277.46 | $219.70 - $318.00 |
| Q3 2019 | 5,257 | $1,224 | $232.85 | $215.78 - $246.99 |
| Q2 2019 | 1,152 | $269 | $230.90 | $219.20 - $245.35 |
| Q1 2019 | 881 | $208 | $314.89 | $216.12 - $344.00 |
| Q4 2018 | 1,619 | $487 | $319.14 | $278.46 - $358.41 |
| Q3 2018 | 1,454 | $514 | $344.30 | $288.13 - $388.67 |
| Q2 2018 | 1,387 | $403 | $281.15 | $249.17 - $310.91 |
| Q1 2018 | 1,499 | $411 | $310.41 | $259.76 - $370.57 |
| Q4 2017 | 1,249 | $397 | $320.80 | $301.81 - $348.84 |