CUSIP: 976657106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2015 | 6,776 | $336 | — | — |
| Q4 2014 | 6,501 | $342 | — | — |
| Q3 2014 | 7,509 | $323 | — | — |
| Q2 2014 | 10,082 | $474 | — | — |
| Q1 2014 | 12,421 | $578 | — | — |
| Q4 2013 | 11,856 | $489 | — | — |
| Q3 2013 | 12,337 | $498 | — | — |
| Q2 2013 | 11,251 | $461 | — | — |