CUSIP: 391164100 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2018 | 33,788 | $1,074 | — | — |
| Q4 2017 | 29,647 | $956 | — | — |
| Q3 2017 | 28,774 | $872 | — | — |
| Q2 2017 | 21,272 | $623 | — | — |
| Q1 2017 | 18,055 | $528 | — | — |