Ticker: BIIB CUSIP: 09062X103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q2 2023 | 1,618 | $461 | $297.86 | $273.39 - $319.76 |
| Q3 2022 | 2,384 | $637 | $212.38 | $193.65 - $283.44 |
| Q2 2022 | 2,384 | $486 | $204.43 | $187.16 - $225.50 |
| Q1 2022 | 2,384 | $502 | $217.46 | $192.67 - $249.00 |
| Q3 2020 | 2,857 | $810 | $278.91 | $261.87 - $312.00 |
| Q2 2020 | 3,243 | $868 | $300.59 | $257.60 - $350.24 |
| Q1 2020 | 47,151 | $14,918 | $303.47 | $262.25 - $374.99 |
| Q4 2019 | 49,670 | $14,739 | $277.46 | $219.70 - $318.00 |
| Q3 2019 | 3,193 | $743 | $232.85 | $215.78 - $246.99 |
| Q2 2019 | 2,318 | $542 | $230.90 | $219.20 - $245.35 |
| Q1 2019 | 2,451 | $579 | $314.89 | $216.12 - $344.00 |
| Q4 2018 | 2,106 | $634 | $319.14 | $278.46 - $358.41 |
| Q3 2018 | 1,864 | $659 | $344.30 | $288.13 - $388.67 |
| Q2 2018 | 1,790 | $520 | $281.15 | $249.17 - $310.91 |
| Q1 2018 | 1,747 | $478 | $310.41 | $259.76 - $370.57 |
| Q4 2017 | 931 | $297 | $320.80 | $301.81 - $348.84 |
| Q1 2017 | 759 | $208 | $282.75 | $260.50 - $301.42 |
| Q3 2016 | 642 | $201 | $296.18 | $240.07 - $333.65 |