CUSIP: 976657106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2015 | 148,399 | $7,345,765 | — | — |
| Q4 2014 | 145,878 | $7,693,611 | — | — |
| Q3 2014 | 154,037 | $6,623,606 | — | — |
| Q2 2014 | 151,654 | $7,115,606 | — | — |
| Q1 2014 | 141,947 | $6,607,618 | — | — |
| Q4 2013 | 135,763 | $5,612,457 | — | — |
| Q3 2013 | 134,975 | $5,450,290 | — | — |
| Q2 2013 | 133,393 | $5,467,763 | — | — |