CUSIP: 984332106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2017 | 14,286,705 | $663,046 | — | — |
| Q4 2016 | 15,722,351 | $607,983 | — | — |
| Q3 2016 | 15,771,326 | $679,744 | — | — |
| Q2 2016 | 15,155,541 | $569,242 | — | — |
| Q1 2016 | 15,051,092 | $554,031 | — | — |
| Q4 2015 | 8,527,912 | $283,638 | — | — |
| Q3 2015 | 9,967,906 | $288,172 | — | — |
| Q2 2015 | 10,703,197 | $420,529 | — | — |
| Q1 2015 | 10,393,426 | $461,832 | — | — |
| Q4 2014 | 8,588,426 | $433,801 | — | — |
| Q3 2014 | 5,203,044 | $212,024 | — | — |
| Q2 2014 | 4,350,226 | $152,824 | — | — |
| Q3 2013 | 598,527 | $19,853 | — | — |
| Q2 2013 | 4,528,300 | $113,796 | — | — |