CUSIP: 984332106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2017 | 1,297,377 | $60,211 | — | — |
| Q4 2016 | 1,306,927 | $50,539 | — | — |
| Q3 2016 | 1,319,607 | $56,875 | — | — |
| Q2 2016 | 1,359,137 | $51,049 | — | — |
| Q1 2016 | 1,164,201 | $42,854 | — | — |
| Q4 2015 | 1,193,001 | $39,679 | — | — |
| Q3 2015 | 1,221,209 | $35,305 | — | — |
| Q2 2015 | 1,241,437 | $48,776 | — | — |
| Q1 2015 | 1,265,491 | $56,232 | — | — |
| Q4 2014 | 1,425,990 | $72,027 | — | — |
| Q3 2014 | 1,431,412 | $58,330 | — | — |
| Q2 2014 | 1,429,852 | $50,231 | — | — |
| Q1 2014 | 1,416,529 | $50,853 | — | — |
| Q4 2013 | 1,619,003 | $65,472 | — | — |
| Q3 2013 | 1,679,000 | $55,676 | — | — |
| Q2 2013 | 1,931,151 | $48,491 | — | — |