CUSIP: 98872B104 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q2 2017 | 29,100 | $137 | — | — |
| Q1 2017 | 10,600 | $43 | — | — |
| Q4 2016 | 11,600 | $42 | — | — |
| Q3 2016 | 20,500 | $81 | — | — |
| Q2 2016 | 81,526 | $300 | — | — |
| Q4 2015 | 25,500 | $90 | — | — |