CUSIP: 988858106 Class: COMMON STOCK
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2014 | 1,072,074 | $22,417 | — | — |
| Q4 2013 | 993,489 | $15,668 | — | — |
| Q3 2013 | 913,860 | $13,891 | — | — |
| Q2 2013 | 851,878 | $7,752 | — | — |