CUSIP: 984121103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2017 | 29,712,397 | $218,089 | — | — |
| Q4 2016 | 26,743,475 | $233,471 | — | — |
| Q3 2016 | 30,195,504 | $305,880 | — | — |
| Q2 2016 | 29,784,752 | $282,657 | — | — |
| Q1 2016 | 30,096,301 | $335,875 | — | — |
| Q4 2015 | 29,158,863 | $309,959 | — | — |
| Q3 2015 | 20,893,825 | $203,297 | — | — |
| Q2 2015 | 21,106,720 | $224,576 | — | — |
| Q1 2015 | 24,706,040 | $317,473 | — | — |
| Q4 2014 | 26,493,617 | $367,202 | — | — |
| Q3 2014 | 28,680,885 | $379,448 | — | — |
| Q2 2014 | 25,029,150 | $311,363 | — | — |
| Q1 2014 | 24,984,204 | $282,322 | — | — |
| Q4 2013 | 16,726,776 | $203,565 | — | — |
| Q3 2013 | 8,738,742 | $89,922 | — | — |
| Q2 2013 | 2,363,632 | $21,438 | — | — |