CUSIP: 983919101 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2021 | 36,890 | $7,821,787 | — | — |
| Q3 2021 | 34,475 | $5,205,380 | — | — |
| Q2 2021 | 33,943 | $4,909,516 | — | — |
| Q1 2021 | 43,790 | $5,425,581 | — | — |
| Q4 2020 | 31,225 | $4,426,768 | — | — |
| Q3 2020 | 30,348 | $3,163,476 | — | — |
| Q2 2020 | 28,933 | $2,846,718 | — | — |
| Q1 2020 | 23,445 | $1,827,303 | — | — |
| Q4 2019 | 29,748 | $2,908,462 | — | — |
| Q3 2019 | 38,319 | $3,674,792 | — | — |
| Q2 2019 | 36,153 | $4,263,162 | — | — |
| Q1 2019 | 38,675 | $4,903,603 | — | — |
| Q4 2018 | 29,566 | $2,518,136 | — | — |
| Q3 2018 | 31,366 | $2,514,612 | — | — |
| Q2 2018 | 30,166 | $1,968,633 | — | — |
| Q1 2018 | 28,066 | $2,027,488 | — | — |
| Q4 2017 | 26,166 | $1,764,112 | — | — |
| Q3 2017 | 26,166 | $1,853,338 | — | — |
| Q2 2017 | 26,166 | $1,682,997 | — | — |
| Q1 2017 | 27,966 | $1,618,952 | — | — |
| Q4 2016 | 23,466 | $1,416,642 | — | — |
| Q3 2016 | 20,066 | $1,090,386 | — | — |
| Q2 2016 | 19,366 | $893,354 | — | — |
| Q1 2016 | 18,866 | $894,814 | — | — |
| Q4 2015 | 12,166 | $571,437 | — | — |
| Q3 2015 | 13,066 | $553,998 | — | — |
| Q2 2015 | 233,766 | $10,323,107 | — | — |
| Q1 2015 | 199,666 | $8,445,872 | — | — |
| Q4 2014 | 132,466 | $5,734,453 | — | — |
| Q3 2014 | 171,466 | $7,261,585 | — | — |
| Q2 2014 | 91,166 | $4,313,063 | — | — |
| Q4 2013 | 136,266 | $6,257,335 | — | — |
| Q3 2013 | 83,166 | $3,897,159 | — | — |