CUSIP: 391164100 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2018 | 16,054 | $510 | — | — |
| Q4 2017 | 15,054 | $485 | — | — |
| Q3 2017 | 15,054 | $456 | — | — |
| Q1 2017 | 132,618 | $3,875 | — | — |
| Q4 2016 | 180,446 | $4,935 | — | — |
| Q3 2016 | 117,227 | $3,199 | — | — |
| Q2 2016 | 166,968 | $5,076 | — | — |