CUSIP: 98872B104 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2017 | 30,000 | $143 | — | — |
| Q3 2017 | 25,000 | $116 | — | — |
| Q2 2017 | 27,000 | $127 | — | — |
| Q1 2017 | 27,000 | $110 | — | — |
| Q4 2016 | 27,000 | $97 | — | — |
| Q3 2016 | 27,000 | $107 | — | — |
| Q2 2016 | 27,000 | $99 | — | — |
| Q1 2016 | 52,400 | $196 | — | — |
| Q4 2015 | 57,400 | $201 | — | — |
| Q3 2015 | 51,200 | $133 | — | — |
| Q2 2015 | 43,200 | $234 | — | — |