CUSIP: 984121103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2017 | 289,862 | $2,128 | — | — |
| Q4 2016 | 287,962 | $2,514 | — | — |
| Q3 2016 | 292,961 | $2,968 | — | — |
| Q2 2016 | 320,487 | $3,041 | — | — |
| Q1 2016 | 1,608,471 | $17,933 | — | — |
| Q4 2015 | 3,520,783 | $37,426 | — | — |
| Q3 2015 | 3,316,143 | $32,266 | — | — |
| Q2 2015 | 2,828,096 | $30,091 | — | — |
| Q1 2015 | 2,872,655 | $36,914 | — | — |
| Q4 2014 | 1,921,732 | $26,635 | — | — |
| Q3 2014 | 3,196,272 | $42,287 | — | — |
| Q2 2014 | 3,238,630 | $40,289 | — | — |
| Q1 2014 | 3,265,847 | $36,904 | — | — |
| Q4 2013 | 3,297,205 | $40,127 | — | — |
| Q3 2013 | 3,421,331 | $35,205 | — | — |
| Q2 2013 | 465,136 | $4,219 | — | — |