CUSIP: 966837106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2015 | 267,108 | $13,911 | — | — |
| Q4 2014 | 207,047 | $10,439 | — | — |
| Q1 2014 | 8,600 | $436 | — | — |
| Q4 2013 | 8,600 | $497 | — | — |
| Q3 2013 | 9,186 | $537 | — | — |
| Q2 2013 | 83,167 | $4,281 | — | — |