CUSIP: 98979J109 Class: COMM STK
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q2 2016 | 7,850 | $284 | — | — |
| Q1 2016 | 7,850 | $306 | — | — |
| Q4 2015 | 8,250 | $230 | — | — |
| Q3 2015 | 8,100 | $319 | — | — |
| Q2 2015 | 6,700 | $274 | — | — |
| Q1 2015 | 8,100 | $269 | — | — |
| Q4 2014 | 8,200 | $245 | — | — |