CUSIP: 984121103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q3 2015 | 158,225 | $1,540 | — | — |
| Q2 2015 | 198,715 | $2,114 | — | — |
| Q1 2015 | 137,810 | $1,771 | — | — |
| Q4 2014 | 139,245 | $1,930 | — | — |
| Q3 2014 | 171,135 | $2,264 | — | — |
| Q2 2014 | 210,780 | $2,622 | — | — |
| Q1 2014 | 242,060 | $2,735 | — | — |
| Q4 2013 | 169,985 | $2,069 | — | — |
| Q3 2013 | 88,290 | $909 | — | — |
| Q2 2013 | 53,855 | $488 | — | — |