CUSIP: 98310W108 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2014 | 4,878,718 | $357,269 | — | — |
| Q4 2013 | 6,282,391 | $462,949 | — | — |
| Q3 2013 | 5,706,191 | $347,906 | — | — |
| Q2 2013 | 4,746,067 | $271,617 | — | — |