CUSIP: 984332106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2017 | 14,315,655 | $664,389 | — | — |
| Q4 2016 | 13,729,097 | $530,903 | — | — |
| Q3 2016 | 8,705,491 | $375,206 | — | — |
| Q2 2016 | 2,463,968 | $92,548 | — | — |
| Q1 2016 | 1,851,480 | $68,154 | — | — |
| Q4 2015 | 9,340,088 | $310,652 | — | — |
| Q3 2015 | 3,845,321 | $111,169 | — | — |
| Q2 2015 | 3,513,603 | $138,051 | — | — |
| Q1 2015 | 3,796,594 | $168,702 | — | — |
| Q4 2014 | 3,700,566 | $186,916 | — | — |
| Q3 2014 | 3,613,963 | $147,269 | — | — |
| Q2 2014 | 3,819,137 | $134,166 | — | — |
| Q1 2014 | 6,381,152 | $229,084 | — | — |
| Q4 2013 | 8,012,424 | $324,023 | — | — |
| Q3 2013 | 8,304,193 | $275,367 | — | — |
| Q2 2013 | 12,311,544 | $309,143 | — | — |