CUSIP: 983919101 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2015 | 22,802 | $1,071 | — | — |
| Q3 2015 | 22,672 | $961 | — | — |
| Q2 2015 | 139,289 | $6,151 | — | — |
| Q1 2015 | 137,464 | $5,815 | — | — |
| Q4 2014 | 142,987 | $6,190 | — | — |
| Q3 2014 | 151,572 | $6,419 | — | — |
| Q2 2014 | 163,247 | $7,724 | — | — |
| Q1 2014 | 159,167 | $8,638 | — | — |
| Q4 2013 | 157,117 | $7,215 | — | — |
| Q3 2013 | 163,342 | $7,653 | — | — |
| Q2 2013 | 164,417 | $6,513 | — | — |