Ticker: BIIB CUSIP: 09062X103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q3 2024 | 1,167 | $226 | $209.21 | $188.78 - $238.00 |
| Q2 2024 | 1,591 | $369 | $217.32 | $189.44 - $237.54 |
| Q1 2024 | 1,726 | $372 | $234.20 | $211.02 - $268.30 |
| Q4 2023 | 1,958 | $507 | $245.62 | $220.86 - $269.43 |
| Q3 2023 | 1,837 | $472 | $267.47 | $251.85 - $287.60 |
| Q2 2023 | 1,937 | $552 | $297.86 | $273.39 - $319.76 |
| Q1 2023 | 2,042 | $568 | $276.70 | $254.80 - $295.90 |
| Q4 2022 | 1,520 | $421 | $282.44 | $250.31 - $311.88 |
| Q3 2022 | 1,281 | $342 | $212.38 | $193.65 - $283.44 |
| Q2 2022 | 1,200 | $244 | $204.43 | $187.16 - $225.50 |
| Q1 2022 | 1,168 | $246 | $217.46 | $192.67 - $249.00 |
| Q4 2021 | 980 | $235 | $257.12 | $221.72 - $290.76 |
| Q3 2021 | 1,371 | $388 | $327.75 | $282.64 - $372.12 |
| Q2 2021 | 1,359 | $470 | $302.94 | $257.03 - $468.55 |
| Q1 2021 | 1,481 | $414 | $269.69 | $238.40 - $296.38 |
| Q4 2020 | 1,922 | $470 | $259.08 | $223.25 - $363.92 |
| Q3 2020 | 2,207 | $627 | $278.91 | $261.87 - $312.00 |
| Q2 2020 | 2,578 | $689 | $300.59 | $257.60 - $350.24 |
| Q1 2020 | 2,696 | $853 | $303.47 | $262.25 - $374.99 |
| Q4 2019 | 1,954 | $580 | $277.46 | $219.70 - $318.00 |
| Q3 2019 | 1,851 | $431 | $232.85 | $215.78 - $246.99 |
| Q2 2019 | 1,860 | $435 | $230.90 | $219.20 - $245.35 |
| Q1 2019 | 2,294 | $542 | $314.89 | $216.12 - $344.00 |
| Q4 2018 | 2,443 | $735 | $319.14 | $278.46 - $358.41 |
| Q3 2018 | 2,349 | $830 | $344.30 | $288.13 - $388.67 |
| Q2 2018 | 2,195 | $637 | $281.15 | $249.17 - $310.91 |
| Q1 2018 | 2,401 | $657 | $310.41 | $259.76 - $370.57 |
| Q4 2017 | 2,442 | $778 | $320.80 | $301.81 - $348.84 |
| Q3 2017 | 2,313 | $724 | $296.11 | $269.50 - $330.00 |
| Q2 2017 | 2,033 | $552 | $264.42 | $244.28 - $291.90 |
| Q1 2017 | 1,996 | $546 | $282.75 | $260.50 - $301.42 |
| Q4 2016 | 1,912 | $542 | $296.43 | $268.00 - $329.83 |
| Q3 2016 | 1,794 | $562 | $296.18 | $240.07 - $333.65 |
| Q2 2016 | 1,785 | $432 | $263.54 | $223.02 - $292.69 |
| Q1 2016 | 1,385 | $360 | $264.15 | $242.07 - $301.02 |
| Q4 2015 | 1,277 | $391 | $287.35 | $254.00 - $311.65 |
| Q3 2015 | 1,389 | $405 | $330.23 | $265.00 - $412.24 |
| Q2 2015 | 1,872 | $756 | $401.33 | $368.88 - $432.88 |
| Q1 2015 | 2,592 | $1,094 | $394.14 | $334.40 - $480.18 |
| Q4 2014 | 2,476 | $841 | $323.51 | $290.85 - $361.93 |
| Q3 2014 | 2,952 | $977 | $329.72 | $298.31 - $349.00 |
| Q2 2014 | 2,947 | $929 | $300.97 | $272.02 - $322.25 |
| Q1 2014 | 3,238 | $991 | $317.43 | $270.62 - $358.89 |
| Q4 2013 | 3,075 | $860 | $258.65 | $221.07 - $298.82 |
| Q3 2013 | 3,030 | $729 | $223.81 | $203.55 - $248.95 |
| Q2 2013 | 3,408 | $734 | $213.68 | $191.80 - $242.64 |