CUSIP: 983772104 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q3 2018 | 8,031 | $276 | — | — |
| Q2 2018 | 7,961 | $254 | — | — |
| Q1 2018 | 7,781 | $161 | — | — |
| Q4 2017 | 4,831 | $89 | — | — |
| Q3 2017 | 4,831 | $95 | — | — |
| Q2 2017 | 4,831 | $85 | — | — |
| Q1 2017 | 2,690 | $46 | — | — |
| Q4 2016 | 2,690 | $52 | — | — |