CUSIP: 984305102 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2016 | 559,061 | $19,154 | — | — |
| Q3 2016 | 236,791 | $6,225 | — | — |
| Q2 2016 | 196,933 | $4,941 | — | — |
| Q1 2016 | 20,936 | $496 | — | — |
| Q4 2015 | 10,210 | $257 | — | — |
| Q4 2013 | 12,918 | $220 | — | — |