Ticker: BIIB CUSIP: 09062X103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2022 | 1,070 | $225 | $217.46 | $192.67 - $249.00 |
| Q4 2021 | 1,160 | $278 | $257.12 | $221.72 - $290.76 |
| Q3 2021 | 1,200 | $340 | $327.75 | $282.64 - $372.12 |
| Q2 2021 | 1,230 | $426 | $302.94 | $257.03 - $468.55 |
| Q1 2021 | 1,280 | $358 | $269.69 | $238.40 - $296.38 |
| Q4 2020 | 1,305 | $320 | $259.08 | $223.25 - $363.92 |
| Q3 2020 | 1,350 | $383 | $278.91 | $261.87 - $312.00 |
| Q2 2020 | 1,375 | $368 | $300.59 | $257.60 - $350.24 |
| Q1 2020 | 1,430 | $452 | $303.47 | $262.25 - $374.99 |
| Q4 2019 | 1,430 | $424 | $277.46 | $219.70 - $318.00 |
| Q3 2019 | 1,480 | $345 | $232.85 | $215.78 - $246.99 |
| Q2 2019 | 1,560 | $365 | $230.90 | $219.20 - $245.35 |
| Q1 2019 | 1,560 | $369 | $314.89 | $216.12 - $344.00 |
| Q4 2018 | 1,600 | $481 | $319.14 | $278.46 - $358.41 |
| Q3 2018 | 1,650 | $583 | $344.30 | $288.13 - $388.67 |
| Q2 2018 | 1,650 | $479 | $281.15 | $249.17 - $310.91 |
| Q1 2018 | 1,700 | $465 | $310.41 | $259.76 - $370.57 |
| Q4 2017 | 1,950 | $621 | $320.80 | $301.81 - $348.84 |
| Q3 2017 | 2,000 | $626 | $296.11 | $269.50 - $330.00 |
| Q2 2017 | 1,650 | $448 | $264.42 | $244.28 - $291.90 |
| Q1 2017 | 1,650 | $451 | $282.75 | $260.50 - $301.42 |
| Q4 2016 | 1,800 | $510 | $296.43 | $268.00 - $329.83 |
| Q3 2016 | 2,000 | $626 | $296.18 | $240.07 - $333.65 |
| Q2 2016 | 2,000 | $484 | $263.54 | $223.02 - $292.69 |
| Q1 2016 | 2,000 | $521 | $264.15 | $242.07 - $301.02 |
| Q4 2015 | 2,200 | $674 | $287.35 | $254.00 - $311.65 |
| Q3 2015 | 2,500 | $730 | $330.23 | $265.00 - $412.24 |
| Q2 2015 | 3,000 | $1,212 | $401.33 | $368.88 - $432.88 |
| Q1 2015 | 3,000 | $1,267 | $394.14 | $334.40 - $480.18 |
| Q4 2014 | 3,000 | $1,018 | $323.51 | $290.85 - $361.93 |
| Q4 2013 | 3,500 | $979 | $258.65 | $221.07 - $298.82 |
| Q3 2013 | 7,200 | $1,733 | $223.81 | $203.55 - $248.95 |
| Q2 2013 | 7,200 | $1,549 | $213.68 | $191.80 - $242.64 |