CUSIP: 984121103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2017 | 3,878,083 | $28,465 | — | — |
| Q3 2016 | 3,768,572 | $38,175 | — | — |
| Q2 2016 | 3,689,139 | $35,010 | — | — |
| Q1 2016 | 4,387,462 | $48,964 | — | — |
| Q4 2015 | 4,086,591 | $43,441 | — | — |
| Q3 2015 | 3,872,137 | $37,676 | — | — |
| Q2 2015 | 3,687,484 | $39,234,830 | — | — |
| Q1 2015 | 3,067,293 | $39,414,715 | — | — |
| Q4 2014 | 2,951,689 | $40,910,410 | — | — |
| Q3 2014 | 2,736,394 | $36,202 | — | — |
| Q2 2014 | 2,549,072 | $31,710 | — | — |
| Q1 2014 | 2,494,540 | $28,188,302 | — | — |
| Q4 2013 | 1,804,271 | $21,957,978 | — | — |
| Q3 2013 | 1,662,730 | $17,109,492 | — | — |
| Q2 2013 | 1,532,300 | $13,897,961 | — | — |