CUSIP: 984121103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2017 | 15,067 | $113 | — | — |
| Q4 2014 | 11,250 | $156 | — | — |
| Q3 2014 | 11,744 | $155 | — | — |
| Q2 2014 | 9,519 | $118,419 | — | — |
| Q1 2014 | 9,665 | $109 | — | — |
| Q4 2013 | 6,960 | $85 | — | — |