CUSIP: 966837106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q2 2017 | 827,736 | $34,856 | — | — |
| Q1 2017 | 906,324 | $26,937 | — | — |
| Q4 2016 | 813,257 | $25,016 | — | — |
| Q3 2016 | 3,096,549 | $87,787 | — | — |
| Q2 2016 | 2,947,602 | $94,383 | — | — |
| Q1 2016 | 3,358,511 | $104,483 | — | — |
| Q4 2015 | 3,251,530 | $108,926 | — | — |
| Q3 2015 | 3,303,365 | $104,551 | — | — |
| Q2 2015 | 3,386,905 | $133,579 | — | — |
| Q1 2015 | 3,197,729 | $166,537 | — | — |
| Q4 2014 | 3,380,103 | $170,425 | — | — |
| Q3 2014 | 3,776,749 | $143,932 | — | — |
| Q2 2014 | 4,072,534 | $157,323 | — | — |
| Q1 2014 | 4,782,156 | $242,504 | — | — |
| Q4 2013 | 5,299,557 | $306,474 | — | — |
| Q3 2013 | 5,161,856 | $301,968 | — | — |
| Q2 2013 | 5,220,818 | $268,767 | — | — |