CUSIP: 984121103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q2 2016 | 16,250 | $154 | — | — |
| Q2 2015 | 19,703 | $210 | — | — |
| Q1 2015 | 466,842 | $5,999 | — | — |
| Q4 2014 | 462,909 | $6,416 | — | — |
| Q3 2014 | 463,491 | $6,132 | — | — |
| Q3 2013 | 115,672 | $1,190 | — | — |
| Q2 2013 | 117,385 | $1,065 | — | — |