CUSIP: 391164100 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2018 | 12,500 | $397 | — | — |
| Q4 2017 | 12,500 | $403 | — | — |
| Q3 2017 | 12,500 | $379 | — | — |
| Q2 2017 | 12,500 | $366 | — | — |
| Q1 2017 | 12,500 | $365 | — | — |
| Q4 2016 | 4,700 | $129 | — | — |
| Q3 2016 | 4,700 | $128 | — | — |
| Q2 2016 | 4,700 | $143 | — | — |
| Q1 2016 | 4,700 | $152 | — | — |
| Q4 2015 | 4,700 | $128 | — | — |
| Q3 2015 | 4,700 | $127 | — | — |
| Q2 2015 | 4,700 | $114 | — | — |
| Q1 2015 | 4,700 | $125 | — | — |
| Q4 2014 | 4,700 | $134 | — | — |
| Q3 2014 | 4,700 | $114 | — | — |