CUSIP: 984332106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2017 | 1,706,610 | $79,204 | — | — |
| Q4 2016 | 1,706,810 | $66,002 | — | — |
| Q3 2016 | 1,716,096 | $73,964 | — | — |
| Q2 2016 | 1,716,396 | $64,468 | — | — |
| Q1 2016 | 1,717,696 | $63,228 | — | — |
| Q4 2015 | 2,038,196 | $67,790 | — | — |
| Q3 2015 | 1,974,196 | $57,075 | — | — |
| Q2 2015 | 1,996,016 | $78,423 | — | — |
| Q1 2015 | 1,937,985 | $86,115 | — | — |
| Q4 2014 | 1,929,985 | $97,484 | — | — |
| Q3 2014 | 1,928,985 | $78,606 | — | — |
| Q2 2014 | 2,506,535 | $88,055 | — | — |
| Q1 2014 | 5,507,908 | $197,733 | — | — |
| Q4 2013 | 5,277,699 | $213,429 | — | — |
| Q3 2013 | 4,951,520 | $164,191 | — | — |
| Q2 2013 | 4,811,690 | $120,822 | — | — |