CUSIP: 976657106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2015 | 20,871 | $1,031 | — | — |
| Q4 2014 | 19,496 | $1,027 | — | — |
| Q3 2014 | 18,368 | $787 | — | — |
| Q2 2014 | 14,307 | $670 | — | — |
| Q1 2014 | 14,029 | $651 | — | — |
| Q4 2013 | 14,115 | $582 | — | — |
| Q3 2013 | 13,474 | $542 | — | — |
| Q2 2013 | 13,452 | $550 | — | — |