CUSIP: 984332106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2017 | 6,850,459 | $317,930 | — | — |
| Q4 2016 | 6,700,767 | $259,119 | — | — |
| Q3 2016 | 6,892,746 | $283,741 | — | — |
| Q2 2016 | 7,802,332 | $293,056 | — | — |
| Q1 2016 | 6,916,045 | $254,580 | — | — |
| Q4 2015 | 6,962,823 | $231,584 | — | — |
| Q3 2015 | 7,881,988 | $227,868 | — | — |
| Q2 2015 | 7,319,605 | $287,587 | — | — |
| Q1 2015 | 7,319,605 | $325,246 | — | — |
| Q4 2014 | 7,140,112 | $360,647 | — | — |
| Q3 2014 | 7,267,255 | $296,141 | — | — |
| Q2 2014 | 8,108,933 | $284,867 | — | — |
| Q1 2014 | 7,354,246 | $264,018 | — | — |
| Q4 2013 | 6,944,712 | $280,844 | — | — |
| Q3 2013 | 8,279,575 | $274,551 | — | — |
| Q2 2013 | 9,454,680 | $237,407 | — | — |
| Q1 2013 | 9,454,680 | $222,469 | — | — |
| Q3 2012 | 32,758,986 | $534,394 | — | — |
| Q2 2012 | 16,566,525 | $262,414 | — | — |