CUSIP: 966837106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2015 | 116,722 | $3,910 | — | — |
| Q3 2015 | 79,430 | $2,514 | — | — |
| Q2 2015 | 391,583 | $15,444 | — | — |
| Q1 2015 | 1,527,233 | $79,538 | — | — |
| Q4 2014 | 150,826 | $7,605 | — | — |
| Q3 2014 | 155,817 | $5,938 | — | — |
| Q2 2014 | 73,940 | $2,856 | — | — |
| Q1 2014 | 79,135 | $4,013 | — | — |
| Q4 2013 | 282,159 | $16,317 | — | — |
| Q3 2013 | 100,036 | $5,852 | — | — |
| Q2 2013 | 103,097 | $5,307 | — | — |