CUSIP: 984121103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2017 | 63,343 | $465 | — | — |
| Q4 2016 | 48,816 | $426 | — | — |
| Q3 2016 | 48,613 | $492 | — | — |
| Q2 2016 | 76,242 | $724 | — | — |
| Q1 2016 | 70,656 | $789 | — | — |
| Q4 2015 | 62,177 | $661 | — | — |
| Q3 2015 | 64,550 | $628 | — | — |
| Q2 2015 | 116,528 | $1,240 | — | — |
| Q1 2015 | 119,928 | $1,541 | — | — |
| Q4 2014 | 195,793 | $2,714 | — | — |
| Q3 2014 | 198,797 | $2,630 | — | — |
| Q2 2014 | 200,075 | $2,489 | — | — |
| Q1 2014 | 213,403 | $2,411 | — | — |
| Q4 2013 | 220,881 | $2,688 | — | — |
| Q3 2013 | 236,616 | $2,435 | — | — |
| Q2 2013 | 250,027 | $2,268 | — | — |