CUSIP: 984121103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q3 2016 | 41,094 | $416 | — | — |
| Q2 2016 | 40,887 | $388 | — | — |
| Q1 2016 | 31,020 | $346 | — | — |
| Q4 2015 | 29,455 | $313 | — | — |
| Q1 2015 | 960,840 | $12,346 | — | — |
| Q4 2014 | 1,021,302 | $14,155 | — | — |
| Q3 2014 | 853,081 | $11,286 | — | — |
| Q2 2014 | 876,906 | $10,908 | — | — |
| Q1 2014 | 1,257,212 | $14,206 | — | — |
| Q4 2013 | 4,553,573 | $55,416 | — | — |
| Q3 2013 | 7,076,215 | $72,814 | — | — |
| Q2 2013 | 6,381,108 | $57,876 | — | — |