Ticker: BIIB CUSIP: 09062X103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2017 | 109,400 | $34,852 | $320.80 | $301.81 - $348.84 |
| Q3 2017 | 48,000 | $15,030 | $296.11 | $269.50 - $330.00 |
| Q1 2015 | 175,000 | $73,892 | $394.14 | $334.40 - $480.18 |
| Q4 2014 | 359,400 | $121,998 | $323.51 | $290.85 - $361.93 |
| Q3 2014 | 103,800 | $34,338 | $329.72 | $298.31 - $349.00 |
| Q2 2014 | 103,800 | $32,729 | $300.97 | $272.02 - $322.25 |
| Q4 2013 | 91,500 | $25,581 | $258.65 | $221.07 - $298.82 |
| Q3 2013 | 91,500 | $22,030 | $223.81 | $203.55 - $248.95 |
| Q2 2013 | 91,500 | $19,691 | $213.68 | $191.80 - $242.64 |