CUSIP: 984332106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2017 | 3,998,800 | $169,987 | — | — |
| Q4 2016 | 2,015,200 | $77,928 | — | — |
| Q3 2016 | 2,138,800 | $92,182 | — | — |
| Q2 2016 | 2,210,500 | $83,026 | — | — |
| Q1 2016 | 2,278,700 | $83,879 | — | — |
| Q4 2015 | 2,412,800 | $80,250 | — | — |
| Q3 2015 | 2,410,600 | $69,690 | — | — |
| Q2 2015 | 2,566,400 | $100,834 | — | — |
| Q1 2015 | 2,714,552 | $130,271 | — | — |
| Q4 2014 | 2,714,552 | $130,271 | — | — |
| Q3 2014 | 2,697,542 | $109,925 | — | — |
| Q2 2014 | 2,345,800 | $82,408 | — | — |
| Q1 2014 | 2,444,400 | $82,694 | — | — |
| Q4 2013 | 2,486,215 | $101,065 | — | — |
| Q3 2013 | 2,490,525 | $82,586 | — | — |
| Q2 2013 | 2,480,184 | $62,277 | — | — |