CUSIP: 976657106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2015 | 3,000 | $154 | — | — |
| Q3 2015 | 3,000 | $157 | — | — |
| Q2 2015 | 3,000 | $135 | — | — |
| Q1 2015 | 3,000 | $149 | — | — |
| Q4 2014 | 3,170 | $167 | — | — |
| Q3 2014 | 3,170 | $136 | — | — |
| Q2 2014 | 3,170 | $149 | — | — |
| Q1 2014 | 3,170 | $148 | — | — |
| Q4 2013 | 3,170 | $131 | — | — |
| Q3 2013 | 3,170 | $128 | — | — |
| Q2 2013 | 3,170 | $130 | — | — |