Ticker: BIIB CUSIP: 09062X103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q3 2018 | 7,491 | $2,647 | $344.30 | $288.13 - $388.67 |
| Q1 2018 | 54,310 | $14,870 | $310.41 | $259.76 - $370.57 |
| Q4 2017 | 1,600 | $510 | $320.80 | $301.81 - $348.84 |
| Q2 2017 | 58,007 | $15,740 | $264.42 | $244.28 - $291.90 |
| Q1 2017 | 20,362 | $5,568 | $282.75 | $260.50 - $301.42 |
| Q4 2016 | 49,767 | $14,113 | $296.43 | $268.00 - $329.83 |
| Q3 2016 | 5,000 | $1,565 | $296.18 | $240.07 - $333.65 |
| Q2 2016 | 90,208 | $21,814 | $263.54 | $223.02 - $292.69 |
| Q4 2015 | 66,479 | $20,366 | $287.35 | $254.00 - $311.65 |
| Q3 2015 | 19,969 | $5,827 | $330.23 | $265.00 - $412.24 |
| Q1 2015 | 37,340 | $15,767 | $394.14 | $334.40 - $480.18 |
| Q4 2014 | 144,218 | $48,954 | $323.51 | $290.85 - $361.93 |
| Q3 2014 | 17,283 | $5,717 | $329.72 | $298.31 - $349.00 |
| Q3 2013 | 44,441 | $10,700 | $223.81 | $203.55 - $248.95 |
| Q2 2013 | 179,899 | $38,714 | $213.68 | $191.80 - $242.64 |