CUSIP: 984305102 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2016 | 30,000 | $1,028 | — | — |
| Q3 2016 | 30,000 | $789 | — | — |
| Q2 2016 | 30,000 | $753 | — | — |
| Q1 2016 | 30,000 | $710 | — | — |
| Q4 2015 | 30,000 | $755 | — | — |
| Q3 2015 | 31,500 | $677 | — | — |