CUSIP: 98400J108 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2016 | 40,767 | $311 | — | — |
| Q3 2016 | 88,623 | $537 | — | — |
| Q2 2016 | 132,252 | $760 | — | — |
| Q1 2016 | 122,329 | $798 | — | — |
| Q4 2015 | 123,211 | $745 | — | — |
| Q3 2015 | 127,987 | $804 | — | — |
| Q2 2015 | 128,452 | $972 | — | — |