CUSIP: 983919101 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q3 2017 | 2,360 | $167 | — | — |
| Q2 2017 | 9,900 | $637 | — | — |
| Q1 2017 | 33,200 | $1,922 | — | — |
| Q4 2016 | 55,300 | $3,338 | — | — |
| Q3 2016 | 56,800 | $3,087 | — | — |
| Q2 2016 | 62,600 | $2,888 | — | — |
| Q1 2016 | 76,400 | $3,624 | — | — |
| Q4 2015 | 121,100 | $5,688 | — | — |
| Q3 2015 | 120,800 | $5,122 | — | — |
| Q2 2015 | 120,500 | $5,321 | — | — |
| Q1 2015 | 120,000 | $5,076 | — | — |
| Q4 2014 | 106,000 | $4,589 | — | — |
| Q3 2014 | 1,700 | $72 | — | — |