CUSIP: 983919101 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q2 2014 | 22,819 | $1,080 | — | — |
| Q1 2014 | 23,058 | $1,251 | — | — |
| Q4 2013 | 26,034 | $1,195 | — | — |
| Q3 2013 | 23,839 | $1,117 | — | — |
| Q2 2013 | 8,835 | $350 | — | — |