CUSIP: 391164100 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2018 | 92,669 | $2,945,948 | — | — |
| Q4 2017 | 1,203,691 | $38,806,998 | — | — |
| Q3 2017 | 1,621,560 | $49,133,145 | — | — |
| Q2 2017 | 1,304,950 | $38,208,790 | — | — |
| Q1 2017 | 756,669 | $22,109,867 | — | — |
| Q4 2016 | 1,255,360 | $34,334,068 | — | — |
| Q3 2016 | 34,701 | $946,990 | — | — |
| Q2 2016 | 74,680 | $2,270,272 | — | — |
| Q1 2016 | 9,624 | $310,374 | — | — |
| Q4 2015 | 14,547 | $397,279 | — | — |
| Q2 2015 | 8,516 | $205,747 | — | — |
| Q1 2015 | 12,576 | $335,528 | — | — |
| Q4 2014 | 3,167 | $89,974 | — | — |
| Q3 2014 | 8,786 | $212,358 | — | — |
| Q2 2014 | 4,767 | $128,089 | — | — |
| Q1 2014 | 14,077 | $377,686 | — | — |
| Q4 2013 | 2,674 | $64,818 | — | — |