Ticker: BIIB CUSIP: 09062X103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q2 2021 | 568 | $196 | $302.94 | $257.03 - $468.55 |
| Q1 2021 | 22 | $6 | $269.69 | $238.40 - $296.38 |
| Q4 2020 | 645 | $157 | $259.08 | $223.25 - $363.92 |
| Q3 2020 | 1,034 | $293 | $278.91 | $261.87 - $312.00 |
| Q2 2020 | 261 | $69 | $300.59 | $257.60 - $350.24 |
| Q4 2018 | 550 | $165 | $319.14 | $278.46 - $358.41 |
| Q3 2018 | 2,550 | $900 | $344.30 | $288.13 - $388.67 |
| Q2 2018 | 1,350 | $391 | $281.15 | $249.17 - $310.91 |
| Q1 2018 | 2,350 | $643 | $310.41 | $259.76 - $370.57 |
| Q4 2017 | 2,350 | $748 | $320.80 | $301.81 - $348.84 |
| Q3 2017 | 1,850 | $579 | $296.11 | $269.50 - $330.00 |
| Q1 2017 | 2,450 | $669 | $282.75 | $260.50 - $301.42 |
| Q4 2016 | 2,358 | $668 | $296.43 | $268.00 - $329.83 |
| Q1 2014 | 648 | $198 | $317.43 | $270.62 - $358.89 |
| Q4 2013 | 6,848 | $1,914 | $258.65 | $221.07 - $298.82 |
| Q3 2013 | 248 | $59 | $223.81 | $203.55 - $248.95 |