Ticker: BIIB CUSIP: 09062X103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2018 | 4 | $1 | $310.41 | $259.76 - $370.57 |
| Q4 2017 | 742,658 | $236,589 | $320.80 | $301.81 - $348.84 |
| Q3 2017 | 682,672 | $213,758 | $296.11 | $269.50 - $330.00 |
| Q2 2017 | 726,394 | $197,114 | $264.42 | $244.28 - $291.90 |
| Q1 2017 | 1,262,317 | $345,143 | $282.75 | $260.50 - $301.42 |
| Q2 2015 | 1,288,414 | $520,441 | $401.33 | $368.88 - $432.88 |
| Q1 2015 | 1,902,328 | $803,238 | $394.14 | $334.40 - $480.18 |
| Q4 2014 | 1,909,997 | $648,348 | $323.51 | $290.85 - $361.93 |
| Q3 2014 | 2,032,921 | $672,511 | $329.72 | $298.31 - $349.00 |
| Q2 2014 | 1,584,708 | $499,674 | $300.97 | $272.02 - $322.25 |
| Q1 2014 | 2,120,998 | $648,749 | $317.43 | $270.62 - $358.89 |
| Q4 2013 | 2,547,289 | $712,151 | $258.65 | $221.07 - $298.82 |
| Q3 2013 | 2,621,575 | $631,170 | $223.81 | $203.55 - $248.95 |
| Q2 2013 | 3,149,179 | $677,703 | $213.68 | $191.80 - $242.64 |