Ticker: BIIB CUSIP: 09062X103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2021 | 1,222 | $341 | $269.69 | $238.40 - $296.38 |
| Q4 2020 | 1,227 | $301 | $259.08 | $223.25 - $363.92 |
| Q4 2017 | 4,182 | $1,333 | $320.80 | $301.81 - $348.84 |
| Q2 2017 | 4,067 | $1,104 | $264.42 | $244.28 - $291.90 |
| Q1 2017 | 4,067 | $1,112 | $282.75 | $260.50 - $301.42 |
| Q4 2016 | 4,069 | $1,154 | $296.43 | $268.00 - $329.83 |
| Q3 2016 | 4,029 | $1,261 | $296.18 | $240.07 - $333.65 |
| Q2 2016 | 4,029 | $974 | $263.54 | $223.02 - $292.69 |
| Q1 2016 | 4,033 | $1,049 | $264.15 | $242.07 - $301.02 |
| Q4 2015 | 4,112 | $1,260 | $287.35 | $254.00 - $311.65 |
| Q3 2015 | 4,038 | $1,178 | $330.23 | $265.00 - $412.24 |
| Q2 2015 | 4,013 | $1,621 | $401.33 | $368.88 - $432.88 |
| Q1 2015 | 4,046 | $1,708 | $394.14 | $334.40 - $480.18 |
| Q2 2014 | 1,017 | $321 | $300.97 | $272.02 - $322.25 |
| Q1 2014 | 1,028 | $314 | $317.43 | $270.62 - $358.89 |
| Q4 2013 | 1,052 | $294 | $258.65 | $221.07 - $298.82 |
| Q3 2013 | 1,085 | $261 | $223.81 | $203.55 - $248.95 |
| Q2 2013 | 1,212 | $261 | $213.68 | $191.80 - $242.64 |