CUSIP: 976657106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2015 | 1,700 | $84 | — | — |
| Q4 2014 | 1,700 | $90 | — | — |
| Q3 2014 | 2,600 | $112 | — | — |
| Q2 2014 | 4,000 | $188 | — | — |
| Q1 2014 | 4,700 | $219 | — | — |
| Q4 2013 | 4,500 | $186 | — | — |
| Q3 2013 | 4,300 | $174 | — | — |
| Q2 2013 | 5,600 | $230 | — | — |