CUSIP: 984332106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2017 | 1,394,908 | $64,738 | — | — |
| Q4 2016 | 798,135 | $30,864 | — | — |
| Q3 2016 | 1,611,435 | $69,453 | — | — |
| Q2 2016 | 2,245,894 | $84,356 | — | — |
| Q1 2016 | 2,095,894 | $77,150 | — | — |
| Q4 2015 | 2,008,954 | $66,818 | — | — |
| Q3 2015 | 5,705,400 | $164,943 | — | — |
| Q2 2015 | 1,325,000 | $52,059 | — | — |
| Q1 2015 | 875,000 | $38,881 | — | — |
| Q4 2014 | 600,000 | $30,306 | — | — |