CUSIP: 988858106 Class: COMMON STOCK
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2014 | 546,185 | $11,421 | — | — |
| Q4 2013 | 116,781 | $1,842 | — | — |
| Q3 2013 | 90,981 | $1,383 | — | — |
| Q2 2013 | 98,621 | $897 | — | — |
| Q4 2012 | 85,221 | $350 | — | — |