CUSIP: 984332106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2015 | 8,731 | $290 | — | — |
| Q3 2015 | 9,534 | $276 | — | — |
| Q1 2015 | 26,276 | $1,168 | — | — |
| Q4 2014 | 11,389 | $575 | — | — |
| Q3 2014 | 46,714 | $1,904 | — | — |
| Q2 2014 | 37,424 | $1,315 | — | — |
| Q1 2014 | 65,335 | $2,346 | — | — |
| Q4 2013 | 21,062 | $852 | — | — |