CUSIP: 984332106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2016 | 7,154,816 | $263,369 | — | — |
| Q4 2015 | 11,462,156 | $381,231 | — | — |
| Q3 2015 | 10,572,811 | $305,660 | — | — |
| Q2 2015 | 12,644,762 | $496,813 | — | — |
| Q1 2015 | 10,635,575 | $472,592 | — | — |
| Q4 2014 | 9,218,119 | $465,607 | — | — |
| Q2 2014 | 5,492,248 | $192,943 | — | — |