CUSIP: 976657106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q2 2015 | 19,154 | $865 | — | — |
| Q1 2015 | 20,015 | $990 | — | — |
| Q4 2014 | 20,247 | $1,068 | — | — |
| Q3 2014 | 17,937 | $771 | — | — |
| Q2 2014 | 16,687 | $783 | — | — |
| Q1 2014 | 5,000 | $233 | — | — |
| Q4 2013 | 6,300 | $260 | — | — |
| Q3 2013 | 6,350 | $256 | — | — |
| Q2 2013 | 6,200 | $254 | — | — |