CUSIP: 984332106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2017 | 7,315,040 | $339,491 | — | — |
| Q4 2016 | 7,263,460 | $280,878 | — | — |
| Q3 2016 | 5,404,500 | $232,934 | — | — |
| Q2 2016 | 4,607,570 | $173,060 | — | — |
| Q1 2016 | 3,889,440 | $143,170 | — | — |
| Q4 2015 | 3,894,540 | $129,532 | — | — |
| Q3 2015 | 3,891,550 | $112,505 | — | — |
| Q2 2015 | 3,892,200 | $152,925 | — | — |
| Q1 2015 | 3,881,700 | $172,483 | — | — |
| Q4 2014 | 3,881,700 | $196,065 | — | — |
| Q3 2014 | 3,000,000 | $122,250 | — | — |