CUSIP: 391164100 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2018 | 2,774,450 | $88,200 | — | — |
| Q4 2017 | 2,368,428 | $76,358 | — | — |
| Q3 2017 | 2,359,619 | $71,496 | — | — |
| Q2 2017 | 1,804,798 | $52,844 | — | — |
| Q1 2017 | 1,758,549 | $51,385 | — | — |
| Q4 2016 | 1,726,841 | $47,229 | — | — |