CUSIP: 98919V105 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q3 2017 | 38,227 | $1,316 | — | — |
| Q2 2017 | 39,452 | $1,219 | — | — |
| Q1 2017 | 35,612 | $1,171 | — | — |
| Q4 2016 | 28,290 | $930 | — | — |
| Q1 2016 | 33,959 | $823 | — | — |
| Q4 2015 | 45,191 | $1,202 | — | — |