Ticker: BIIB CUSIP: 09062X103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q3 2022 | 2,238 | $598 | $212.38 | $193.65 - $283.44 |
| Q2 2022 | 4,369 | $891 | $204.43 | $187.16 - $225.50 |
| Q1 2022 | 8,459 | $1,781 | $217.46 | $192.67 - $249.00 |
| Q4 2021 | 10,381 | $2,491 | $257.12 | $221.72 - $290.76 |
| Q3 2021 | 9,201 | $2,604 | $327.75 | $282.64 - $372.12 |
| Q2 2021 | 4,529 | $1,568 | $302.94 | $257.03 - $468.55 |
| Q1 2021 | 2,365 | $662 | $269.69 | $238.40 - $296.38 |
| Q4 2020 | 4,629 | $1,133 | $259.08 | $223.25 - $363.92 |
| Q3 2020 | 2,619 | $743 | $278.91 | $261.87 - $312.00 |
| Q2 2020 | 2,731 | $730 | $300.59 | $257.60 - $350.24 |
| Q1 2020 | 2,849 | $901 | $303.47 | $262.25 - $374.99 |
| Q4 2019 | 3,673 | $1,090 | $277.46 | $219.70 - $318.00 |
| Q3 2019 | 4,310 | $1,003 | $232.85 | $215.78 - $246.99 |
| Q2 2019 | 4,181 | $978 | $230.90 | $219.20 - $245.35 |
| Q1 2019 | 4,918 | $1,162 | $314.89 | $216.12 - $344.00 |
| Q4 2018 | 5,852 | $1,762 | $319.14 | $278.46 - $358.41 |
| Q3 2018 | 5,634 | $1,991 | $344.30 | $288.13 - $388.67 |
| Q2 2018 | 6,629 | $1,924 | $281.15 | $249.17 - $310.91 |
| Q1 2018 | 7,368 | $2,017 | $310.41 | $259.76 - $370.57 |
| Q4 2017 | 10,499 | $3,345 | $320.80 | $301.81 - $348.84 |
| Q3 2017 | 14,588 | $4,568 | $296.11 | $269.50 - $330.00 |
| Q2 2017 | 19,584 | $5,315 | $264.42 | $244.28 - $291.90 |
| Q1 2017 | 33,095 | $9,049 | $282.75 | $260.50 - $301.42 |
| Q4 2016 | 31,568 | $8,952 | $296.43 | $268.00 - $329.83 |
| Q3 2016 | 29,040 | $9,091 | $296.18 | $240.07 - $333.65 |
| Q2 2016 | 22,803 | $5,515 | $263.54 | $223.02 - $292.69 |
| Q1 2016 | 14,226 | $3,704 | $264.15 | $242.07 - $301.02 |
| Q4 2015 | 12,091 | $3,704 | $287.35 | $254.00 - $311.65 |
| Q3 2015 | 14,396 | $4,201 | $330.23 | $265.00 - $412.24 |
| Q2 2015 | 14,140 | $5,712 | $401.33 | $368.88 - $432.88 |
| Q1 2015 | 13,851 | $5,848 | $394.14 | $334.40 - $480.18 |
| Q4 2014 | 13,434 | $4,560 | $323.51 | $290.85 - $361.93 |
| Q3 2014 | 12,480 | $4,162 | $329.72 | $298.31 - $349.00 |
| Q2 2014 | 12,754 | $4,021 | $300.97 | $272.02 - $322.25 |
| Q1 2014 | 12,962 | $3,965 | $317.43 | $270.62 - $358.89 |
| Q4 2013 | 10,119 | $2,829 | $258.65 | $221.07 - $298.82 |
| Q3 2013 | 9,206 | $2,216 | $223.81 | $203.55 - $248.95 |
| Q2 2013 | 64,140 | $13,802 | $213.68 | $191.80 - $242.64 |
| Q1 2013 | 67,468 | $10,254 | $161.63 | $139.72 - $192.92 |
| Q4 2012 | 66,755 | $9,772 | — | — |
| Q3 2012 | 61,879 | $9,231 | — | — |
| Q2 2012 | 61,564 | $8,891 | — | — |
| Q1 2012 | 54,780 | $6,902 | — | — |
| Q4 2011 | 53,990 | $5,942 | — | — |
| Q3 2011 | 53,180 | $4,954 | — | — |
| Q2 2011 | 54,290 | $5,805 | — | — |
| Q1 2011 | 55,336 | $4,066 | — | — |
| Q4 2010 | 58,046 | $3,891 | — | — |