CUSIP: 98919V105 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2018 | 30,920 | $1,056 | — | — |
| Q4 2017 | 32,260 | $1,187 | — | — |
| Q3 2017 | 29,660 | $1,021 | — | — |
| Q2 2017 | 40,440 | $1,250 | — | — |
| Q1 2017 | 26,060 | $857 | — | — |
| Q4 2016 | 12,290 | $404 | — | — |