CUSIP: 976657106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2015 | 17,800 | $881 | — | — |
| Q4 2014 | 5,600 | $295 | — | — |
| Q3 2014 | 6,100 | $262 | — | — |
| Q2 2014 | 6,100 | $286 | — | — |
| Q1 2014 | 6,400 | $298 | — | — |
| Q4 2013 | 7,400 | $306 | — | — |
| Q3 2013 | 7,400 | $299 | — | — |
| Q2 2013 | 7,800 | $320 | — | — |