CUSIP: 976657106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2014 | 31,405 | $1,656,334 | — | — |
| Q3 2014 | 32,590 | $1,401,379 | — | — |
| Q2 2014 | 32,605 | $1,529,832 | — | — |
| Q1 2014 | 32,806 | $1,527,146 | — | — |
| Q4 2013 | 28,363 | $1,172,562 | — | — |
| Q3 2013 | 24,556 | $991,591 | — | — |
| Q2 2013 | 23,672 | $970,350 | — | — |
| Q1 2013 | 17,131 | $734,756 | — | — |
| Q4 2012 | 12,430 | $458,063 | — | — |