Ticker: BIIB CUSIP: 09062X103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2019 | 9,342 | $2,208 | $314.89 | $216.12 - $344.00 |
| Q4 2018 | 9,792 | $2,947 | $319.14 | $278.46 - $358.41 |
| Q3 2018 | 9,864 | $3,485 | $344.30 | $288.13 - $388.67 |
| Q2 2018 | 9,864 | $2,863 | $281.15 | $249.17 - $310.91 |
| Q1 2018 | 9,833 | $2,692 | $310.41 | $259.76 - $370.57 |
| Q4 2017 | 9,484 | $3,021 | $320.80 | $301.81 - $348.84 |
| Q3 2017 | 9,601 | $3,006 | $296.11 | $269.50 - $330.00 |
| Q2 2017 | 9,335 | $2,533 | $264.42 | $244.28 - $291.90 |
| Q1 2017 | 9,236 | $2,525 | $282.75 | $260.50 - $301.42 |
| Q4 2016 | 9,458 | $2,682 | $296.43 | $268.00 - $329.83 |
| Q3 2016 | 9,881 | $3,093 | $296.18 | $240.07 - $333.65 |
| Q2 2016 | 9,312 | $2,252 | $263.54 | $223.02 - $292.69 |
| Q1 2016 | 9,531 | $2,481 | $264.15 | $242.07 - $301.02 |
| Q4 2015 | 9,643 | $2,954 | $287.35 | $254.00 - $311.65 |
| Q3 2015 | 11,061 | $3,228 | $330.23 | $265.00 - $412.24 |
| Q2 2015 | 11,132 | $4,497 | $401.33 | $368.88 - $432.88 |
| Q1 2015 | 11,046 | $4,664 | $394.14 | $334.40 - $480.18 |