CUSIP: 391164100 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q3 2017 | 17,300 | $523 | — | — |
| Q2 2017 | 16,500 | $483 | — | — |
| Q1 2017 | 16,000 | $467 | — | — |
| Q4 2016 | 36,200 | $991 | — | — |
| Q3 2016 | 36,200 | $988 | — | — |
| Q2 2016 | 51,800 | $1,574 | — | — |
| Q1 2014 | 7,700 | $208 | — | — |
| Q4 2013 | 34,800 | $843 | — | — |