CUSIP: 393122106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2013 | 7,074 | $534 | — | — |
| Q3 2013 | 68,729 | $5,176 | — | — |
| Q2 2013 | 18,626 | $1,400 | — | — |
| Q1 2013 | 64,168 | $3,622 | — | — |
| Q4 2012 | 115,953 | $4,794 | — | — |