CUSIP: 976657106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2016 | 11,554 | $678 | — | — |
| Q3 2016 | 16,633 | $996 | — | — |
| Q2 2016 | 6,582 | $430 | — | — |
| Q1 2016 | 24,453 | $1,469 | — | — |
| Q1 2015 | 14,202 | $703 | — | — |
| Q2 2014 | 20,842 | $978 | — | — |