CUSIP: 97382A101 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2015 | 43,400 | $321 | — | — |
| Q4 2014 | 45,400 | $374 | — | — |
| Q3 2014 | 46,300 | $499 | — | — |
| Q2 2014 | 47,300 | $471 | — | — |
| Q1 2014 | 47,200 | $389 | — | — |
| Q4 2013 | 48,000 | $383 | — | — |