CUSIP: 984305102 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2016 | 18,649 | $639 | — | — |
| Q3 2016 | 18,649 | $490 | — | — |
| Q2 2016 | 18,649 | $468 | — | — |
| Q1 2016 | 26,660 | $631 | — | — |
| Q4 2015 | 14,358 | $361 | — | — |
| Q3 2015 | 14,358 | $309 | — | — |
| Q2 2015 | 14,358 | $301 | — | — |
| Q1 2015 | 14,358 | $291 | — | — |
| Q4 2014 | 14,358 | $282 | — | — |
| Q3 2014 | 14,358 | $261 | — | — |
| Q2 2014 | 14,358 | $271 | — | — |
| Q1 2014 | 17,488 | $374 | — | — |
| Q4 2013 | 17,488 | $298 | — | — |
| Q3 2013 | 17,488 | $301 | — | — |
| Q2 2013 | 17,488 | $246 | — | — |