Ticker: BIIB CUSIP: 09062X103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q3 2024 | 3,300 | $640 | $209.21 | $188.78 - $238.00 |
| Q2 2024 | 2,000 | $464 | $217.32 | $189.44 - $237.54 |
| Q1 2024 | 7,800 | $1,682 | $234.20 | $211.02 - $268.30 |
| Q4 2023 | 7,800 | $2,018 | $245.62 | $220.86 - $269.43 |
| Q3 2023 | 11,950 | $3,071 | $267.47 | $251.85 - $287.60 |
| Q2 2023 | 29,950 | $8,531 | $297.86 | $273.39 - $319.76 |
| Q1 2023 | 34,950 | $9,717 | $276.70 | $254.80 - $295.90 |
| Q4 2022 | 29,450 | $8,155 | $282.44 | $250.31 - $311.88 |
| Q3 2022 | 29,450 | $7,863 | $212.38 | $193.65 - $283.44 |
| Q1 2022 | 49,105 | $10,342 | $217.46 | $192.67 - $249.00 |
| Q4 2021 | 75,745 | $18,173 | $257.12 | $221.72 - $290.76 |
| Q3 2021 | 76,875 | $21,755 | $327.75 | $282.64 - $372.12 |
| Q2 2021 | 85,575 | $29,632 | $302.94 | $257.03 - $468.55 |
| Q1 2021 | 95,940 | $26,839 | $269.69 | $238.40 - $296.38 |
| Q4 2020 | 95,665 | $23,425 | $259.08 | $223.25 - $363.92 |
| Q3 2020 | 104,065 | $29,521 | $278.91 | $261.87 - $312.00 |
| Q2 2020 | 156,465 | $41,862 | $300.59 | $257.60 - $350.24 |
| Q1 2020 | 173,305 | $54,830 | $303.47 | $262.25 - $374.99 |
| Q4 2019 | 220,875 | $65,540 | $277.46 | $219.70 - $318.00 |
| Q3 2019 | 249,175 | $58,013 | $232.85 | $215.78 - $246.99 |
| Q2 2019 | 213,000 | $49,814 | $230.90 | $219.20 - $245.35 |
| Q3 2016 | 900 | $282 | $296.18 | $240.07 - $333.65 |
| Q2 2016 | 900 | $218 | $263.54 | $223.02 - $292.69 |
| Q1 2016 | 900 | $234 | $264.15 | $242.07 - $301.02 |
| Q4 2015 | 900 | $276 | $287.35 | $254.00 - $311.65 |
| Q3 2015 | 900 | $263 | $330.23 | $265.00 - $412.24 |
| Q2 2015 | 900 | $364 | $401.33 | $368.88 - $432.88 |
| Q1 2015 | 900 | $380 | $394.14 | $334.40 - $480.18 |
| Q4 2014 | 900 | $306 | $323.51 | $290.85 - $361.93 |
| Q3 2014 | 900 | $298 | $329.72 | $298.31 - $349.00 |
| Q2 2014 | 900 | $284 | $300.97 | $272.02 - $322.25 |
| Q1 2014 | 900 | $275 | $317.43 | $270.62 - $358.89 |
| Q4 2013 | 900 | $252 | $258.65 | $221.07 - $298.82 |
| Q3 2013 | 900 | $217 | $223.81 | $203.55 - $248.95 |