Ticker: BIIB CUSIP: 09062X103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2018 | 104,117 | $31,331 | $319.14 | $278.46 - $358.41 |
| Q3 2018 | 131,113 | $46,324 | $344.30 | $288.13 - $388.67 |
| Q2 2018 | 125,051 | $36,295 | $281.15 | $249.17 - $310.91 |
| Q1 2018 | 129,244 | $35,390 | $310.41 | $259.76 - $370.57 |
| Q4 2017 | 136,957 | $43,630 | $320.80 | $301.81 - $348.84 |
| Q3 2017 | 130,507 | $40,864 | $296.11 | $269.50 - $330.00 |
| Q2 2017 | 107,220 | $29,095 | $264.42 | $244.28 - $291.90 |
| Q1 2017 | 107,137 | $29,293 | $282.75 | $260.50 - $301.42 |
| Q4 2016 | 60,545 | $17,169 | $296.43 | $268.00 - $329.83 |
| Q3 2016 | 76,180 | $23,847 | $296.18 | $240.07 - $333.65 |
| Q2 2016 | 75,263 | $18,200 | $263.54 | $223.02 - $292.69 |
| Q1 2016 | 88,132 | $22,943 | $264.15 | $242.07 - $301.02 |
| Q4 2015 | 70,390 | $21,564 | $287.35 | $254.00 - $311.65 |