CUSIP: 984332106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2017 | 1,965,385 | $91,214 | — | — |
| Q4 2016 | 3,593,134 | $138,947 | — | — |
| Q3 2016 | 5,241,692 | $225,917 | — | — |
| Q2 2016 | 6,582,805 | $247,250 | — | — |
| Q1 2016 | 4,156,151 | $152,988 | — | — |
| Q4 2015 | 6,455,906 | $214,723 | — | — |
| Q3 2015 | 4,603,457 | $133,086 | — | — |
| Q2 2015 | 3,978,067 | $156,298 | — | — |
| Q1 2015 | 4,077,888 | $181,201 | — | — |
| Q4 2014 | 4,799,892 | $242,442 | — | — |
| Q3 2014 | 4,808,402 | $195,943 | — | — |
| Q2 2014 | 6,082,381 | $213,674 | — | — |
| Q1 2014 | 3,922,333 | $140,812 | — | — |
| Q4 2013 | 3,534,725 | $142,944 | — | — |
| Q3 2013 | 3,364,788 | $111,610 | — | — |
| Q2 2013 | 2,618,142 | $65,794 | — | — |