CUSIP: 391164100 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2016 | 18,700 | $511 | — | — |
| Q3 2016 | 18,700 | $510 | — | — |
| Q2 2016 | 18,700 | $568 | — | — |
| Q4 2013 | 97,530 | $2,364 | — | — |
| Q3 2013 | 145,500 | $3,230 | — | — |
| Q2 2013 | 145,500 | $3,280 | — | — |