CUSIP: 984121103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2017 | 473,168 | $3,473 | — | — |
| Q4 2016 | 404,204 | $3,529 | — | — |
| Q3 2016 | 407,849 | $4,131,510 | — | — |
| Q2 2016 | 444,174 | $4,215,211 | — | — |
| Q1 2016 | 531,803 | $5,936,000 | — | — |
| Q4 2015 | 531,657 | $5,651,000 | — | — |
| Q3 2015 | 546,588 | $5,319 | — | — |
| Q2 2015 | 570,578 | $6,070,949 | — | — |
| Q1 2015 | 567,960 | $7,298,285 | — | — |
| Q4 2014 | 414,990 | $5,751,762 | — | — |
| Q3 2014 | 414,479 | $5,483,557 | — | — |
| Q2 2014 | 409,749 | $5,097,277 | — | — |
| Q1 2014 | 424,583 | $4,797,791 | — | — |
| Q4 2013 | 434,151 | $5,283,614 | — | — |
| Q3 2013 | 423,572 | $4,358,555 | — | — |
| Q2 2013 | 435,654 | $3,951,383 | — | — |