CUSIP: 984121103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q3 2016 | 66,995 | $679 | — | — |
| Q2 2016 | 60,998 | $579 | — | — |
| Q1 2016 | 53,767 | $600 | — | — |
| Q4 2015 | 73,100 | $777 | — | — |
| Q3 2015 | 82,238 | $800 | — | — |
| Q2 2015 | 125,280 | $1,333 | — | — |
| Q1 2015 | 128,588 | $1,653 | — | — |
| Q4 2014 | 103,256 | $1,432 | — | — |
| Q3 2014 | 166,162 | $2,198 | — | — |
| Q2 2014 | 117,234 | $1,459 | — | — |
| Q1 2014 | 161,080 | $1,820 | — | — |
| Q4 2013 | 166,648 | $2,028 | — | — |
| Q3 2013 | 146,329 | $1,506 | — | — |
| Q2 2013 | 134,620 | $1,221 | — | — |