Ticker: BIIB CUSIP: 09062X103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q3 2024 | 1,066 | $207 | $209.21 | $188.78 - $238.00 |
| Q2 2024 | 1,073 | $249 | $217.32 | $189.44 - $237.54 |
| Q1 2024 | 1,073 | $231 | $234.20 | $211.02 - $268.30 |
| Q4 2023 | 1,073 | $278 | $245.62 | $220.86 - $269.43 |
| Q3 2023 | 1,058 | $272 | $267.47 | $251.85 - $287.60 |
| Q2 2023 | 1,083 | $308 | $297.86 | $273.39 - $319.76 |
| Q1 2023 | 1,198 | $333 | $276.70 | $254.80 - $295.90 |
| Q4 2022 | 1,208 | $335 | $282.44 | $250.31 - $311.88 |
| Q3 2022 | 1,212 | $324 | $212.38 | $193.65 - $283.44 |
| Q2 2022 | 1,336 | $272 | $204.43 | $187.16 - $225.50 |
| Q1 2022 | 1,340 | $282 | $217.46 | $192.67 - $249.00 |
| Q4 2021 | 1,600 | $384 | $257.12 | $221.72 - $290.76 |
| Q3 2021 | 1,756 | $497 | $327.75 | $282.64 - $372.12 |
| Q2 2021 | 2,799 | $969 | $302.94 | $257.03 - $468.55 |
| Q1 2021 | 2,976 | $833 | $269.69 | $238.40 - $296.38 |
| Q4 2020 | 3,176 | $778 | $259.08 | $223.25 - $363.92 |
| Q3 2020 | 3,551 | $1,007 | $278.91 | $261.87 - $312.00 |
| Q2 2020 | 3,596 | $962 | $300.59 | $257.60 - $350.24 |
| Q1 2020 | 3,873 | $1,225 | $303.47 | $262.25 - $374.99 |
| Q4 2019 | 3,975 | $1,180 | $277.46 | $219.70 - $318.00 |
| Q3 2019 | 3,305 | $769 | $232.85 | $215.78 - $246.99 |
| Q2 2019 | 3,385 | $792 | $230.90 | $219.20 - $245.35 |
| Q1 2019 | 5,467 | $1,292 | $314.89 | $216.12 - $344.00 |
| Q4 2018 | 5,527 | $1,663 | $319.14 | $278.46 - $358.41 |
| Q3 2018 | 6,027 | $2,129 | $344.30 | $288.13 - $388.67 |
| Q2 2018 | 6,461 | $1,875 | $281.15 | $249.17 - $310.91 |
| Q1 2018 | 6,581 | $1,802 | $310.41 | $259.76 - $370.57 |
| Q4 2017 | 6,711 | $2,138 | $320.80 | $301.81 - $348.84 |
| Q3 2017 | 6,791 | $2,126 | $296.11 | $269.50 - $330.00 |
| Q2 2017 | 6,801 | $1,846 | $264.42 | $244.28 - $291.90 |
| Q1 2017 | 6,896 | $1,886 | $282.75 | $260.50 - $301.42 |
| Q4 2016 | 7,026 | $1,992 | $296.43 | $268.00 - $329.83 |
| Q3 2016 | 7,146 | $2,237 | $296.18 | $240.07 - $333.65 |
| Q2 2016 | 7,216 | $1,745 | $263.54 | $223.02 - $292.69 |
| Q1 2016 | 7,316 | $1,905 | $264.15 | $242.07 - $301.02 |
| Q4 2015 | 7,316 | $2,241 | $287.35 | $254.00 - $311.65 |
| Q3 2015 | 7,686 | $2,243 | $330.23 | $265.00 - $412.24 |
| Q2 2015 | 8,266 | $3,339 | $401.33 | $368.88 - $432.88 |
| Q1 2015 | 8,316 | $3,511 | $394.14 | $334.40 - $480.18 |
| Q4 2014 | 8,396 | $2,850 | $323.51 | $290.85 - $361.93 |
| Q3 2014 | 8,556 | $2,830 | $329.72 | $298.31 - $349.00 |
| Q2 2014 | 8,756 | $2,761 | $300.97 | $272.02 - $322.25 |
| Q1 2014 | 9,096 | $2,782 | $317.43 | $270.62 - $358.89 |
| Q4 2013 | 8,936 | $2,500 | $258.65 | $221.07 - $298.82 |
| Q3 2013 | 7,706 | $1,855 | $223.81 | $203.55 - $248.95 |
| Q2 2013 | 7,456 | $1,605 | $213.68 | $191.80 - $242.64 |