CUSIP: 391164100 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2018 | 50,600 | $1,609 | — | — |
| Q4 2017 | 50,600 | $1,631 | — | — |
| Q3 2017 | 55,000 | $1,667 | — | — |
| Q2 2017 | 38,000 | $1,113 | — | — |
| Q1 2017 | 69,000 | $2,016 | — | — |