Ticker: BIIB CUSIP: 09062X103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2020 | 850 | $269 | $303.47 | $262.25 - $374.99 |
| Q4 2019 | 850 | $252 | $277.46 | $219.70 - $318.00 |
| Q3 2019 | 14,130 | $3,290 | $232.85 | $215.78 - $246.99 |
| Q2 2019 | 14,130 | $3,305 | $230.90 | $219.20 - $245.35 |
| Q1 2019 | 14,260 | $3,371 | $314.89 | $216.12 - $344.00 |
| Q4 2018 | 14,260 | $4,291 | $319.14 | $278.46 - $358.41 |
| Q3 2018 | 14,260 | $5,038 | $344.30 | $288.13 - $388.67 |
| Q2 2018 | 19,940 | $5,787 | $281.15 | $249.17 - $310.91 |
| Q1 2018 | 22,720 | $6,221 | $310.41 | $259.76 - $370.57 |
| Q4 2017 | 22,720 | $7,238 | $320.80 | $301.81 - $348.84 |
| Q3 2017 | 22,720 | $7,114 | $296.11 | $269.50 - $330.00 |
| Q2 2017 | 22,720 | $6,165 | $264.42 | $244.28 - $291.90 |
| Q1 2017 | 22,000 | $6,015 | $282.75 | $260.50 - $301.42 |
| Q4 2016 | 25,000 | $7,090 | $296.43 | $268.00 - $329.83 |
| Q3 2016 | 45,800 | $14,337 | $296.18 | $240.07 - $333.65 |
| Q2 2016 | 43,800 | $10,592 | $263.54 | $223.02 - $292.69 |
| Q1 2016 | 13,200 | $3,436 | $264.15 | $242.07 - $301.02 |
| Q4 2015 | 2,800 | $858 | $287.35 | $254.00 - $311.65 |