CUSIP: 391416104 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2018 | 170,800 | $5,338 | — | — |
| Q3 2018 | 170,400 | $7,189 | — | — |
| Q2 2018 | 170,000 | $7,138 | — | — |
| Q1 2018 | 168,900 | $6,802 | — | — |
| Q4 2017 | 170,200 | $6,774 | — | — |
| Q3 2017 | 170,600 | $7,042 | — | — |
| Q2 2017 | 171,400 | $6,995 | — | — |
| Q1 2017 | 171,800 | $7,286 | — | — |
| Q4 2016 | 173,100 | $7,545 | — | — |
| Q3 2016 | 203,400 | $6,777 | — | — |
| Q2 2016 | 199,600 | $6,295 | — | — |
| Q1 2016 | 201,200 | $5,487 | — | — |
| Q4 2015 | 201,800 | $5,856 | — | — |
| Q3 2015 | 204,900 | $5,198 | — | — |
| Q2 2015 | 150,500 | $3,629 | — | — |