CUSIP: 984305102 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2016 | 8,640 | $297 | — | — |
| Q3 2016 | 8,700 | $229 | — | — |
| Q2 2016 | 8,700 | $219 | — | — |
| Q1 2016 | 8,700 | $206 | — | — |
| Q4 2015 | 10,000 | $252 | — | — |
| Q3 2015 | 9,300 | $200 | — | — |
| Q2 2015 | 3,700 | $78 | — | — |