CUSIP: 98462Y100 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2017 | 16,000 | $50 | — | — |
| Q3 2017 | 26,100 | $69 | — | — |
| Q2 2017 | 26,100 | $63 | — | — |
| Q1 2017 | 26,100 | $72 | — | — |
| Q4 2016 | 25,100 | $71 | — | — |
| Q3 2016 | 26,300 | $113 | — | — |
| Q2 2016 | 26,700 | $139 | — | — |
| Q1 2016 | 27,200 | $83 | — | — |
| Q4 2015 | 27,200 | $51 | — | — |
| Q3 2015 | 17,200 | $29 | — | — |
| Q2 2015 | 12,700 | $38 | — | — |
| Q1 2015 | 12,700 | $46 | — | — |