CUSIP: 391164100 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q3 2017 | 13,500 | $409 | — | — |
| Q2 2017 | 13,500 | $395 | — | — |
| Q1 2017 | 9,200 | $269 | — | — |
| Q4 2016 | 9,200 | $252 | — | — |
| Q3 2016 | 9,200 | $251 | — | — |
| Q2 2016 | 9,200 | $280 | — | — |