CUSIP: 984332106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2015 | 38,320 | $1,703 | — | — |
| Q4 2014 | 38,470 | $1,943 | — | — |
| Q3 2014 | 58,690 | $2,392 | — | — |
| Q2 2014 | 60,920 | $2,140 | — | — |
| Q1 2014 | 59,360 | $2,131 | — | — |
| Q4 2013 | 61,510 | $2,487 | — | — |
| Q3 2013 | 132,940 | $4,410 | — | — |
| Q2 2013 | 134,490 | $3,380 | — | — |