Ticker: BIIB CUSIP: 09062X103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2018 | 1,215 | $366 | $319.14 | $278.46 - $358.41 |
| Q3 2018 | 1,215 | $429 | $344.30 | $288.13 - $388.67 |
| Q2 2018 | 1,215 | $353 | $281.15 | $249.17 - $310.91 |
| Q1 2018 | 1,215 | $333 | $310.41 | $259.76 - $370.57 |
| Q4 2017 | 1,250 | $398 | $320.80 | $301.81 - $348.84 |
| Q3 2017 | 1,250 | $391 | $296.11 | $269.50 - $330.00 |
| Q2 2017 | 1,330 | $361 | $264.42 | $244.28 - $291.90 |
| Q1 2017 | 1,349 | $369 | $282.75 | $260.50 - $301.42 |
| Q4 2016 | 1,335 | $379 | $296.43 | $268.00 - $329.83 |
| Q3 2016 | 1,530 | $479 | $296.18 | $240.07 - $333.65 |
| Q2 2016 | 1,505 | $364 | $263.54 | $223.02 - $292.69 |
| Q1 2016 | 1,440 | $375 | $264.15 | $242.07 - $301.02 |
| Q4 2015 | 1,450 | $444 | $287.35 | $254.00 - $311.65 |
| Q3 2015 | 1,755 | $512 | $330.23 | $265.00 - $412.24 |
| Q2 2015 | 1,650 | $666,501 | $401.33 | $368.88 - $432.88 |