Ticker: BIIB CUSIP: 09062X103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2021 | 22,570 | $6,314 | $269.69 | $238.40 - $296.38 |
| Q4 2020 | 116,754 | $28,588 | $259.08 | $223.25 - $363.92 |
| Q3 2020 | 197,063 | $55,903 | $278.91 | $261.87 - $312.00 |
| Q2 2020 | 187,846 | $50,258 | $300.59 | $257.60 - $350.24 |
| Q3 2017 | 103,947 | $32,548 | $296.11 | $269.50 - $330.00 |
| Q2 2017 | 103,980 | $28,216 | $264.42 | $244.28 - $291.90 |
| Q1 2017 | 104,287 | $28,514 | $282.75 | $260.50 - $301.42 |
| Q4 2016 | 110,964 | $31,467 | $296.43 | $268.00 - $329.83 |
| Q3 2016 | 112,953 | $35,358 | $296.18 | $240.07 - $333.65 |
| Q2 2016 | 114,055 | $27,581 | $263.54 | $223.02 - $292.69 |
| Q4 2013 | 180,572 | $50,515 | $258.65 | $221.07 - $298.82 |
| Q3 2013 | 180,572 | $43,475 | $223.81 | $203.55 - $248.95 |
| Q2 2013 | 237,092 | $51,022 | $213.68 | $191.80 - $242.64 |
| Q1 2013 | 242,083 | $46,700 | $161.63 | $139.72 - $192.92 |