CUSIP: 98310W108 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2018 | 3,000 | $343 | — | — |
| Q4 2017 | 3,000 | $348 | — | — |
| Q3 2017 | 2,500 | $264 | — | — |
| Q2 2017 | 2,300 | $231 | — | — |
| Q1 2017 | 2,300 | $194 | — | — |
| Q4 2016 | 2,300 | $176 | — | — |
| Q3 2016 | 2,300 | $155 | — | — |
| Q3 2008 | 2,600 | $41 | — | — |
| Q2 2008 | 2,600 | $46 | — | — |
| Q1 2008 | 2,600 | $54 | — | — |
| Q4 2007 | 2,600 | $61 | — | — |
| Q3 2007 | 800 | $26 | — | — |
| Q2 2007 | 800 | $29 | — | — |
| Q1 2007 | 800 | $27 | — | — |
| Q4 2006 | 800 | $26 | — | — |