CUSIP: 988858106 Class: COMMON STOCK
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2014 | 7,000 | $146 | — | — |
| Q4 2013 | 7,000 | $110 | — | — |
| Q3 2013 | 7,000 | $106 | — | — |
| Q2 2013 | 7,000 | $64 | — | — |
| Q1 2013 | 3,500 | $14 | — | — |
| Q4 2012 | 3,500 | $14 | — | — |