Ticker: BIIB CUSIP: 09062X103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2023 | 1,025 | $270 | $245.62 | $220.86 - $269.43 |
| Q1 2020 | 643 | $203 | $303.47 | $262.25 - $374.99 |
| Q2 2019 | 2,317 | $542 | $230.90 | $219.20 - $245.35 |
| Q1 2019 | 4,523 | $1,069 | $314.89 | $216.12 - $344.00 |
| Q4 2018 | 3,984 | $1,199 | $319.14 | $278.46 - $358.41 |
| Q3 2018 | 3,447 | $1,218 | $344.30 | $288.13 - $388.67 |
| Q2 2018 | 2,768 | $819 | $281.15 | $249.17 - $310.91 |
| Q1 2018 | 1,508 | $413 | $310.41 | $259.76 - $370.57 |
| Q4 2017 | 861 | $274 | $320.80 | $301.81 - $348.84 |
| Q3 2017 | 861 | $270 | $296.11 | $269.50 - $330.00 |
| Q2 2017 | 861 | $234 | $264.42 | $244.28 - $291.90 |
| Q1 2017 | 1,261 | $344,783 | $282.75 | $260.50 - $301.42 |
| Q4 2016 | 1,261 | $358 | $296.43 | $268.00 - $329.83 |
| Q3 2016 | 591 | $185 | $296.18 | $240.07 - $333.65 |
| Q1 2016 | 778 | $203 | $264.15 | $242.07 - $301.02 |
| Q4 2015 | 778 | $238 | $287.35 | $254.00 - $311.65 |
| Q3 2015 | 778 | $227 | $330.23 | $265.00 - $412.24 |
| Q2 2015 | 778 | $314 | $401.33 | $368.88 - $432.88 |
| Q1 2015 | 778 | $329 | $394.14 | $334.40 - $480.18 |
| Q4 2014 | 1,579 | $536 | $323.51 | $290.85 - $361.93 |