Ticker: BIIB CUSIP: 09062X103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q3 2020 | 740 | $209,923 | $278.91 | $261.87 - $312.00 |
| Q3 2019 | 626 | $145,745 | $232.85 | $215.78 - $246.99 |
| Q2 2019 | 600 | $140,322 | $230.90 | $219.20 - $245.35 |
| Q1 2019 | 574 | $135,682 | $314.89 | $216.12 - $344.00 |
| Q4 2018 | 623 | $187,473 | $319.14 | $278.46 - $358.41 |
| Q3 2018 | 641 | $226,471 | $344.30 | $288.13 - $388.67 |
| Q2 2018 | 634 | $184,012 | $281.15 | $249.17 - $310.91 |
| Q1 2018 | 658 | $180 | $310.41 | $259.76 - $370.57 |
| Q4 2017 | 653 | $208 | $320.80 | $301.81 - $348.84 |
| Q3 2017 | 650 | $204 | $296.11 | $269.50 - $330.00 |
| Q3 2016 | 703 | $220 | $296.18 | $240.07 - $333.65 |
| Q2 2016 | 886 | $214 | $263.54 | $223.02 - $292.69 |
| Q1 2016 | 771 | $201 | $264.15 | $242.07 - $301.02 |
| Q4 2015 | 1,240 | $380 | $287.35 | $254.00 - $311.65 |
| Q3 2015 | 1,305 | $381 | $330.23 | $265.00 - $412.24 |
| Q2 2015 | 1,479 | $597 | $401.33 | $368.88 - $432.88 |
| Q1 2015 | 1,474 | $622 | $394.14 | $334.40 - $480.18 |
| Q4 2014 | 1,408 | $478 | $323.51 | $290.85 - $361.93 |
| Q3 2014 | 1,409 | $466 | $329.72 | $298.31 - $349.00 |
| Q2 2014 | 1,387 | $437 | $300.97 | $272.02 - $322.25 |
| Q1 2014 | 1,185 | $362 | $317.43 | $270.62 - $358.89 |
| Q4 2013 | 1,151 | $322 | $258.65 | $221.07 - $298.82 |
| Q3 2013 | 1,019 | $245 | $223.81 | $203.55 - $248.95 |