CUSIP: 984121103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q2 2015 | 165,084 | $1,756 | — | — |
| Q1 2015 | 179,845 | $2,311 | — | — |
| Q4 2014 | 269,968 | $3,742 | — | — |
| Q3 2014 | 295,640 | $3,911 | — | — |
| Q2 2014 | 297,728 | $3,704 | — | — |
| Q1 2014 | 289,884 | $3,276 | — | — |
| Q4 2013 | 284,607 | $3,464 | — | — |
| Q3 2013 | 256,518 | $2,640 | — | — |
| Q2 2013 | 237,721 | $2,156 | — | — |