Ticker: BIIB CUSIP: 09062X103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2023 | 40 | $10 | $245.62 | $220.86 - $269.43 |
| Q3 2023 | 40 | $10 | $267.47 | $251.85 - $287.60 |
| Q2 2023 | 40 | $11 | $297.86 | $273.39 - $319.76 |
| Q1 2023 | 40 | $11 | $276.70 | $254.80 - $295.90 |
| Q4 2022 | 40 | $11 | $282.44 | $250.31 - $311.88 |
| Q3 2022 | 40 | $11 | $212.38 | $193.65 - $283.44 |
| Q2 2022 | 81 | $17 | $204.43 | $187.16 - $225.50 |
| Q1 2022 | 81 | $17 | $217.46 | $192.67 - $249.00 |
| Q4 2021 | 88 | $21 | $257.12 | $221.72 - $290.76 |
| Q3 2021 | 222 | $63 | $327.75 | $282.64 - $372.12 |
| Q2 2021 | 328 | $114 | $302.94 | $257.03 - $468.55 |
| Q1 2021 | 440 | $123 | $269.69 | $238.40 - $296.38 |
| Q4 2020 | 443 | $108 | $259.08 | $223.25 - $363.92 |
| Q3 2020 | 442 | $125 | $278.91 | $261.87 - $312.00 |
| Q2 2020 | 578 | $155 | $300.59 | $257.60 - $350.24 |
| Q1 2020 | 601 | $190 | $303.47 | $262.25 - $374.99 |
| Q4 2019 | 914 | $271 | $277.46 | $219.70 - $318.00 |
| Q3 2019 | 1,115 | $260 | $232.85 | $215.78 - $246.99 |
| Q2 2019 | 1,699 | $398 | $230.90 | $219.20 - $245.35 |
| Q1 2019 | 1,866 | $441 | $314.89 | $216.12 - $344.00 |
| Q4 2018 | 1,686 | $507 | $319.14 | $278.46 - $358.41 |
| Q3 2018 | 1,415 | $500 | $344.30 | $288.13 - $388.67 |
| Q2 2018 | 1,576 | $458 | $281.15 | $249.17 - $310.91 |
| Q1 2018 | 1,570 | $429 | $310.41 | $259.76 - $370.57 |
| Q4 2017 | 1,248 | $398 | $320.80 | $301.81 - $348.84 |