CUSIP: 984332106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2017 | 4,101,846 | $190,368 | — | — |
| Q4 2016 | 4,094,251 | $158,326 | — | — |
| Q3 2016 | 4,112,941 | $177,261 | — | — |
| Q2 2016 | 4,062,023 | $152,562 | — | — |
| Q1 2016 | 3,942,079 | $145,104 | — | — |
| Q4 2015 | 3,911,572 | $130,100 | — | — |
| Q3 2015 | 3,864,761 | $111,726 | — | — |
| Q2 2015 | 3,845,053 | $151,070 | — | — |
| Q1 2015 | 3,673,698 | $163,242 | — | — |
| Q4 2014 | 3,312,179 | $167,308 | — | — |
| Q3 2014 | 3,058,100 | $124,616 | — | — |
| Q2 2014 | 4,113,588 | $144,491 | — | — |
| Q1 2014 | 5,840,937 | $209,686 | — | — |
| Q4 2013 | 6,692,792 | $270,651 | — | — |
| Q3 2013 | 8,013,543 | $265,745 | — | — |
| Q2 2013 | 8,075,141 | $202,796 | — | — |