Ticker: BIIB CUSIP: 09062X103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2019 | 1,282 | $303 | $314.89 | $216.12 - $344.00 |
| Q4 2018 | 2,323 | $736 | $319.14 | $278.46 - $358.41 |
| Q3 2018 | 4,281 | $1,293 | $344.30 | $288.13 - $388.67 |
| Q2 2018 | 4,453 | $1,292 | $281.15 | $249.17 - $310.91 |
| Q1 2018 | 4,281 | $1,172 | $310.41 | $259.76 - $370.57 |
| Q4 2017 | 3,967 | $1,264 | $320.80 | $301.81 - $348.84 |
| Q3 2017 | 3,882 | $1,265 | $296.11 | $269.50 - $330.00 |
| Q2 2017 | 3,992 | $1,161 | $264.42 | $244.28 - $291.90 |
| Q1 2017 | 4,230 | $1,105 | $282.75 | $260.50 - $301.42 |
| Q4 2016 | 2,407 | $683 | $296.43 | $268.00 - $329.83 |
| Q3 2016 | 2,410 | $754 | $296.18 | $240.07 - $333.65 |
| Q2 2016 | 2,659 | $643 | $263.54 | $223.02 - $292.69 |
| Q1 2016 | 2,523 | $657 | $264.15 | $242.07 - $301.02 |
| Q4 2015 | 2,390 | $732 | $287.35 | $254.00 - $311.65 |
| Q3 2015 | 3,217 | $924 | $330.23 | $265.00 - $412.24 |
| Q2 2015 | 3,162 | $1,277 | $401.33 | $368.88 - $432.88 |
| Q1 2015 | 1,512 | $638 | $394.14 | $334.40 - $480.18 |