Ticker: BIIB CUSIP: 09062X103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q2 2022 | 3,645 | $743 | $204.43 | $187.16 - $225.50 |
| Q1 2022 | 3,645 | $768 | $217.46 | $192.67 - $249.00 |
| Q4 2021 | 3,646 | $875 | $257.12 | $221.72 - $290.76 |
| Q3 2021 | 3,646 | $1,032 | $327.75 | $282.64 - $372.12 |
| Q2 2021 | 3,645 | $1,262 | $302.94 | $257.03 - $468.55 |
| Q1 2021 | 14,638 | $4,095 | $269.69 | $238.40 - $296.38 |
| Q4 2020 | 10,087 | $2,470 | $259.08 | $223.25 - $363.92 |
| Q3 2020 | 22,961 | $6,513 | $278.91 | $261.87 - $312.00 |
| Q2 2020 | 22,976 | $6,147 | $300.59 | $257.60 - $350.24 |
| Q1 2020 | 23,203 | $7,341 | $303.47 | $262.25 - $374.99 |
| Q4 2019 | 22,721 | $6,742 | $277.46 | $219.70 - $318.00 |
| Q3 2019 | 19,615 | $4,567 | $232.85 | $215.78 - $246.99 |
| Q2 2019 | 20,025 | $4,683 | $230.90 | $219.20 - $245.35 |
| Q1 2019 | 21,065 | $4,979 | $314.89 | $216.12 - $344.00 |
| Q4 2018 | 13,477 | $4,055 | $319.14 | $278.46 - $358.41 |
| Q3 2018 | 25,776 | $9,107 | $344.30 | $288.13 - $388.67 |
| Q2 2018 | 34,505 | $10,015 | $281.15 | $249.17 - $310.91 |
| Q1 2018 | 37,771 | $10,342 | $310.41 | $259.76 - $370.57 |
| Q4 2017 | 40,065 | $12,764 | $320.80 | $301.81 - $348.84 |
| Q3 2017 | 33,809 | $10,586 | $296.11 | $269.50 - $330.00 |
| Q2 2017 | 75,782 | $20,564 | $264.42 | $244.28 - $291.90 |
| Q1 2017 | 75,494 | $20,642 | $282.75 | $260.50 - $301.42 |
| Q4 2016 | 76,274 | $21,630 | $296.43 | $268.00 - $329.83 |
| Q3 2016 | 67,212 | $21,037 | $296.18 | $240.07 - $333.65 |
| Q2 2016 | 56,725 | $13,717 | $263.54 | $223.02 - $292.69 |
| Q1 2016 | 62,037 | $16,160 | $264.15 | $242.07 - $301.02 |
| Q4 2015 | 71,396 | $21,872 | $287.35 | $254.00 - $311.65 |
| Q3 2015 | 67,038 | $19,562 | $330.23 | $265.00 - $412.24 |
| Q2 2015 | 41,739 | $16,860 | $401.33 | $368.88 - $432.88 |
| Q1 2015 | 41,266 | $17,426 | $394.14 | $334.40 - $480.18 |
| Q4 2014 | 64,004 | $21,726 | $323.51 | $290.85 - $361.93 |
| Q3 2014 | 53,235 | $17,611 | $329.72 | $298.31 - $349.00 |
| Q2 2014 | 41,439 | $13,067 | $300.97 | $272.02 - $322.25 |
| Q1 2014 | 40,986 | $12,536 | $317.43 | $270.62 - $358.89 |
| Q4 2013 | 42,732 | $11,953 | $258.65 | $221.07 - $298.82 |
| Q3 2013 | 45,808 | $11,029 | $223.81 | $203.55 - $248.95 |
| Q2 2013 | 30,486 | $6,560 | $213.68 | $191.80 - $242.64 |