CUSIP: 984121103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2017 | 75,081 | $551 | — | — |
| Q4 2016 | 62,542 | $546 | — | — |
| Q3 2016 | 62,290 | $631 | — | — |
| Q2 2016 | 69,274 | $657 | — | — |
| Q1 2016 | 417 | $5 | — | — |
| Q4 2015 | 574 | $6 | — | — |
| Q3 2015 | 12 | $0 | — | — |