Ticker: BIIB CUSIP: 09062X103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2025 | 2,529 | $346 | $142.96 | $128.51 - $157.09 |
| Q3 2024 | 3,388 | $657 | $209.21 | $188.78 - $238.00 |
| Q1 2024 | 1,008 | $217 | $234.20 | $211.02 - $268.30 |
| Q4 2019 | 29,893 | $8,870 | $277.46 | $219.70 - $318.00 |
| Q3 2019 | 45,786 | $10,660 | $232.85 | $215.78 - $246.99 |
| Q2 2019 | 47,744 | $11,166 | $230.90 | $219.20 - $245.35 |
| Q1 2019 | 36,321 | $8,586 | $314.89 | $216.12 - $344.00 |
| Q4 2018 | 44,182 | $13,295 | $319.14 | $278.46 - $358.41 |
| Q3 2018 | 19,120 | $6,756 | $344.30 | $288.13 - $388.67 |
| Q2 2018 | 41,268 | $12,002 | $281.15 | $249.17 - $310.91 |
| Q1 2018 | 22,718 | $6,221 | $310.41 | $259.76 - $370.57 |
| Q4 2017 | 12,085 | $3,889 | $320.80 | $301.81 - $348.84 |
| Q3 2017 | 6,828 | $2,116 | $296.11 | $269.50 - $330.00 |
| Q2 2017 | 14,498 | $3,934 | $264.42 | $244.28 - $291.90 |
| Q1 2017 | 21,495 | $5,877 | $282.75 | $260.50 - $301.42 |
| Q4 2016 | 40,737 | $11,552 | $296.43 | $268.00 - $329.83 |
| Q2 2016 | 26,021 | $6,292 | $263.54 | $223.02 - $292.69 |
| Q1 2016 | 51,036 | $13,286 | $264.15 | $242.07 - $301.02 |
| Q1 2015 | 27,946 | $11,800 | $394.14 | $334.40 - $480.18 |
| Q4 2014 | 16,219 | $5,574 | $323.51 | $290.85 - $361.93 |
| Q1 2014 | 7,674 | $2,347 | $317.43 | $270.62 - $358.89 |