Ticker: BIIB CUSIP: 09062X103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q3 2021 | 500 | $141 | $327.75 | $282.64 - $372.12 |
| Q2 2021 | 500 | $173 | $302.94 | $257.03 - $468.55 |
| Q1 2021 | 800 | $224 | $269.69 | $238.40 - $296.38 |
| Q4 2020 | 800 | $196 | $259.08 | $223.25 - $363.92 |
| Q3 2020 | 800 | $227 | $278.91 | $261.87 - $312.00 |
| Q2 2020 | 800 | $214 | $300.59 | $257.60 - $350.24 |
| Q1 2020 | 800 | $253 | $303.47 | $262.25 - $374.99 |
| Q4 2019 | 800 | $237 | $277.46 | $219.70 - $318.00 |
| Q1 2019 | 800 | $189 | $314.89 | $216.12 - $344.00 |
| Q4 2018 | 800 | $241 | $319.14 | $278.46 - $358.41 |
| Q3 2018 | 800 | $283 | $344.30 | $288.13 - $388.67 |
| Q2 2018 | 800 | $232 | $281.15 | $249.17 - $310.91 |
| Q1 2018 | 800 | $219 | $310.41 | $259.76 - $370.57 |
| Q4 2017 | 800 | $255 | $320.80 | $301.81 - $348.84 |
| Q3 2017 | 800 | $250 | $296.11 | $269.50 - $330.00 |
| Q2 2017 | 800 | $217 | $264.42 | $244.28 - $291.90 |
| Q1 2017 | 800 | $219 | $282.75 | $260.50 - $301.42 |