CUSIP: 984332106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2017 | 43,415,906 | $2,014,933 | — | — |
| Q4 2016 | 38,484,211 | $1,488,184 | — | — |
| Q3 2016 | 34,210,783 | $1,474,484 | — | — |
| Q2 2016 | 23,618,536 | $887,113 | — | — |
| Q1 2016 | 31,103,046 | $1,144,903 | — | — |
| Q4 2015 | 40,742,088 | $1,355,081 | — | — |
| Q3 2015 | 19,567,485 | $565,696 | — | — |
| Q2 2015 | 15,416,715 | $605,723 | — | — |
| Q1 2015 | 9,501,043 | $422,179 | — | — |
| Q4 2014 | 9,095,851 | $459,432 | — | — |
| Q3 2014 | 5,832,526 | $237,676 | — | — |
| Q2 2014 | 6,297,519 | $221,232 | — | — |
| Q1 2014 | 5,350,714 | $192,091 | — | — |
| Q4 2013 | 4,823,518 | $195,063 | — | — |
| Q3 2013 | 6,815,913 | $226,084 | — | — |
| Q2 2013 | 5,948,194 | $149,478 | — | — |
| Q4 2012 | 2,719,745 | $54,123 | — | — |
| Q3 2012 | 2,949,143 | $47,113 | — | — |
| Q2 2012 | 2,123,751 | $33,619 | — | — |
| Q1 2012 | 2,475,007 | $37,669 | — | — |