CUSIP: 984121103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2017 | 249,503 | $1,831 | — | — |
| Q4 2016 | 255,100 | $2,227 | — | — |
| Q3 2016 | 262,133 | $2,655 | — | — |
| Q2 2016 | 308,940 | $2,932 | — | — |
| Q1 2016 | 328,328 | $3,664 | — | — |
| Q4 2015 | 335,627 | $3,568 | — | — |
| Q3 2015 | 358,256 | $3,486 | — | — |
| Q2 2015 | 377,803 | $4,020 | — | — |
| Q1 2015 | 391,369 | $5,029 | — | — |
| Q4 2014 | 408,041 | $5,655 | — | — |
| Q3 2014 | 420,994 | $5,570 | — | — |
| Q2 2014 | 455,416 | $5,665 | — | — |
| Q1 2014 | 489,025 | $5,526 | — | — |
| Q4 2013 | 535,840 | $6,521 | — | — |
| Q3 2013 | 576,429 | $5,931 | — | — |
| Q2 2013 | 630,061 | $5,715 | — | — |
| Q1 2013 | 647,080 | $5,565 | — | — |