CUSIP: 984332106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2017 | 7,799,339 | $361,967 | — | — |
| Q4 2016 | 8,049,326 | $311,267 | — | — |
| Q3 2016 | 8,570,445 | $369,386 | — | — |
| Q2 2016 | 9,209,283 | $345,901 | — | — |
| Q1 2016 | 13,106,739 | $482,459 | — | — |
| Q4 2015 | 12,919,115 | $429,690 | — | — |
| Q3 2015 | 10,750,719 | $310,803 | — | — |
| Q2 2015 | 5,265,672 | $206,888 | — | — |
| Q1 2015 | 5,866,450 | $260,676 | — | — |
| Q4 2014 | 2,250,449 | $113,670 | — | — |
| Q3 2014 | 2,725,125 | $111,049 | — | — |
| Q2 2014 | 2,297,956 | $80,727 | — | — |
| Q1 2014 | 1,990,837 | $71,471 | — | — |
| Q4 2013 | 1,443,030 | $58,356 | — | — |
| Q3 2013 | 1,424,860 | $47,248 | — | — |
| Q2 2013 | 1,454,250 | $36,516 | — | — |