Ticker: BIIB CUSIP: 09062X103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q2 2021 | 358 | $124 | $302.94 | $257.03 - $468.55 |
| Q1 2021 | 393 | $110 | $269.69 | $238.40 - $296.38 |
| Q4 2020 | 444 | $109 | $259.08 | $223.25 - $363.92 |
| Q3 2020 | 476 | $135 | $278.91 | $261.87 - $312.00 |
| Q2 2020 | 476 | $127 | $300.59 | $257.60 - $350.24 |
| Q1 2020 | 1,234 | $390 | $303.47 | $262.25 - $374.99 |
| Q4 2019 | 506 | $150 | $277.46 | $219.70 - $318.00 |
| Q3 2019 | 11,324 | $2,636 | $232.85 | $215.78 - $246.99 |
| Q2 2019 | 10,915 | $2,553 | $230.90 | $219.20 - $245.35 |
| Q1 2019 | 10,214 | $2,414 | $314.89 | $216.12 - $344.00 |
| Q4 2018 | 8,232 | $2,477 | $319.14 | $278.46 - $358.41 |
| Q3 2018 | 8,867 | $3,133 | $344.30 | $288.13 - $388.67 |
| Q2 2018 | 7,786 | $2,260 | $281.15 | $249.17 - $310.91 |
| Q1 2018 | 7,220 | $1,977 | $310.41 | $259.76 - $370.57 |
| Q4 2017 | 4,630 | $1,475 | $320.80 | $301.81 - $348.84 |
| Q3 2017 | 4,543 | $1,423 | $296.11 | $269.50 - $330.00 |
| Q2 2017 | 4,009 | $1,088 | $264.42 | $244.28 - $291.90 |
| Q1 2017 | 4,421 | $1,209 | $282.75 | $260.50 - $301.42 |
| Q2 2015 | 285 | $115 | $401.33 | $368.88 - $432.88 |
| Q2 2014 | 10,832 | $3,415 | $300.97 | $272.02 - $322.25 |
| Q1 2014 | 10,235 | $3,131 | $317.43 | $270.62 - $358.89 |
| Q4 2013 | 10,055 | $2,811 | $258.65 | $221.07 - $298.82 |
| Q3 2013 | 9,680 | $2,331 | $223.81 | $203.55 - $248.95 |
| Q2 2013 | 9,670 | $2,081 | $213.68 | $191.80 - $242.64 |