CUSIP: 98872B104 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q3 2017 | 116,264 | $538 | — | — |
| Q2 2017 | 146,264 | $687 | — | — |
| Q1 2017 | 146,264 | $598 | — | — |
| Q4 2016 | 148,418 | $531 | — | — |
| Q3 2016 | 148,418 | $589 | — | — |
| Q2 2016 | 205,160 | $755 | — | — |
| Q1 2016 | 354,295 | $1,325 | — | — |
| Q4 2015 | 399,336 | $1,402 | — | — |
| Q3 2015 | 131,905 | $342 | — | — |
| Q2 2015 | 106,905 | $579 | — | — |