CUSIP: 984332106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2017 | 3,960,591 | $183,811 | — | — |
| Q4 2016 | 4,787,162 | $185,119 | — | — |
| Q3 2016 | 5,896,360 | $254,133 | — | — |
| Q2 2016 | 5,067,838 | $190,348 | — | — |
| Q1 2016 | 5,645,994 | $207,829 | — | — |
| Q4 2015 | 5,294,190 | $176,085 | — | — |
| Q3 2015 | 4,463,623 | $129,043 | — | — |
| Q2 2015 | 3,610,333 | $141,850 | — | — |
| Q1 2015 | 1,939,500 | $86,182 | — | — |
| Q4 2014 | 200 | $10 | — | — |
| Q3 2014 | 1,423,400 | $58,003 | — | — |
| Q2 2014 | 1,309,400 | $46,000 | — | — |
| Q1 2014 | 723,500 | $25,974 | — | — |