Ticker: BIIB CUSIP: 09062X103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q3 2017 | 204,103 | $63,909 | $296.11 | $269.50 - $330.00 |
| Q2 2017 | 215,921 | $58,592 | $264.42 | $244.28 - $291.90 |
| Q1 2017 | 242,445 | $66,289 | $282.75 | $260.50 - $301.42 |
| Q4 2016 | 263,632 | $74,761 | $296.43 | $268.00 - $329.83 |
| Q3 2016 | 268,004 | $83,893 | $296.18 | $240.07 - $333.65 |
| Q2 2016 | 287,397 | $69,498 | $263.54 | $223.02 - $292.69 |
| Q1 2016 | 188,548 | $44,338 | $264.15 | $242.07 - $301.02 |
| Q4 2015 | 205,855 | $63,064 | $287.35 | $254.00 - $311.65 |
| Q3 2015 | 322,581 | $94,132 | $330.23 | $265.00 - $412.24 |
| Q2 2015 | 355,829 | $143,734 | $401.33 | $368.88 - $432.88 |
| Q1 2015 | 335,108 | $141,496 | $394.14 | $334.40 - $480.18 |
| Q4 2014 | 300,164 | $101,891 | $323.51 | $290.85 - $361.93 |
| Q3 2014 | 317,465 | $105,021 | $329.72 | $298.31 - $349.00 |
| Q2 2014 | 291,587 | $91,940 | $300.97 | $272.02 - $322.25 |
| Q1 2014 | 314,234 | $96,115 | $317.43 | $270.62 - $358.89 |
| Q4 2013 | 348,042 | $97,365 | $258.65 | $221.07 - $298.82 |
| Q3 2013 | 357,805 | $86,145 | $223.81 | $203.55 - $248.95 |
| Q2 2013 | 313,161 | $67,392 | $213.68 | $191.80 - $242.64 |