Ticker: BIIB CUSIP: 09062X103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q3 2020 | 12,236 | $3,471 | $278.91 | $261.87 - $312.00 |
| Q2 2020 | 12,336 | $3,300 | $300.59 | $257.60 - $350.24 |
| Q1 2020 | 12,300 | $3,891 | $303.47 | $262.25 - $374.99 |
| Q4 2019 | 12,750 | $3,783 | $277.46 | $219.70 - $318.00 |
| Q1 2019 | 2,801 | $662 | $314.89 | $216.12 - $344.00 |
| Q4 2018 | 2,795 | $841 | $319.14 | $278.46 - $358.41 |
| Q3 2018 | 2,746 | $970 | $344.30 | $288.13 - $388.67 |
| Q2 2018 | 2,718 | $789 | $281.15 | $249.17 - $310.91 |
| Q1 2018 | 2,753 | $754 | $310.41 | $259.76 - $370.57 |
| Q4 2017 | 2,376 | $757 | $320.80 | $301.81 - $348.84 |
| Q3 2017 | 2,867 | $898 | $296.11 | $269.50 - $330.00 |
| Q2 2017 | 2,836 | $770 | $264.42 | $244.28 - $291.90 |
| Q1 2017 | 2,992 | $818 | $282.75 | $260.50 - $301.42 |
| Q4 2016 | 3,561 | $1,010 | $296.43 | $268.00 - $329.83 |
| Q3 2016 | 4,587 | $1,436 | $296.18 | $240.07 - $333.65 |
| Q2 2016 | 7,987 | $1,931 | $263.54 | $223.02 - $292.69 |
| Q1 2016 | 10,441 | $2,718 | $264.15 | $242.07 - $301.02 |
| Q4 2015 | 7,477 | $2,291 | $287.35 | $254.00 - $311.65 |
| Q3 2015 | 3,468 | $1,012 | $330.23 | $265.00 - $412.24 |
| Q2 2015 | 3,762 | $1,520 | $401.33 | $368.88 - $432.88 |