CUSIP: 984121103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2016 | 12,800 | $143 | — | — |
| Q4 2015 | 12,800 | $136 | — | — |
| Q3 2015 | 20,900 | $203 | — | — |
| Q2 2015 | 390,705 | $4,157 | — | — |
| Q1 2015 | 401,405 | $5,158 | — | — |
| Q4 2014 | 401,205 | $5,561 | — | — |
| Q3 2014 | 402,005 | $5,319 | — | — |
| Q2 2014 | 402,205 | $5,003 | — | — |
| Q1 2014 | 398,755 | $4,505 | — | — |
| Q4 2013 | 393,980 | $4,795 | — | — |
| Q3 2013 | 264,330 | $2,720 | — | — |
| Q2 2013 | 253,055 | $2,295 | — | — |