CUSIP: 976657106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2015 | 21,451 | $1,062 | — | — |
| Q4 2014 | 23,826 | $1,257 | — | — |
| Q3 2014 | 24,551 | $1,056 | — | — |
| Q2 2014 | 24,974 | $1,172 | — | — |
| Q1 2014 | 23,524 | $1,095 | — | — |
| Q4 2013 | 128,594 | $5,316 | — | — |
| Q3 2013 | 114,925 | $4,641 | — | — |
| Q2 2013 | 116,410 | $4,772 | — | — |