Ticker: BIIB CUSIP: 09062X103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q2 2021 | 800 | $224 | $302.94 | $257.03 - $468.55 |
| Q1 2021 | 800 | $224 | $269.69 | $238.40 - $296.38 |
| 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 |
| Q3 2019 | 1,200 | $279 | $232.85 | $215.78 - $246.99 |
| Q2 2019 | 1,400 | $327 | $230.90 | $219.20 - $245.35 |
| Q1 2019 | 900 | $213 | $314.89 | $216.12 - $344.00 |
| Q4 2018 | 900 | $271 | $319.14 | $278.46 - $358.41 |
| Q1 2017 | 890 | $243 | $282.75 | $260.50 - $301.42 |
| Q4 2016 | 890 | $252 | $296.43 | $268.00 - $329.83 |
| Q2 2010 | 445 | $21 | — | — |