CUSIP: 984121103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2017 | 2,621,320 | $19,240,453 | — | — |
| Q4 2016 | 1,907,570 | $16,653,120 | — | — |
| Q3 2016 | 415,341 | $4,207,404 | — | — |
| Q2 2016 | 799,026 | $7,582,757 | — | — |
| Q1 2016 | 653,149 | $7,289,143 | — | — |
| Q4 2015 | 660,363 | $7,019,658 | — | — |
| Q3 2015 | 1,304,137 | $12,689,213 | — | — |
| Q2 2015 | 657,630 | $6,997,184 | — | — |
| Q1 2015 | 429,244 | $5,515,786 | — | — |
| Q4 2014 | 711,505 | $9,861,459 | — | — |
| Q3 2014 | 1,933,532 | $25,580,667 | — | — |
| Q2 2014 | 399,616 | $4,971,222 | — | — |
| Q1 2014 | 659,276 | $7,970,650 | — | — |
| Q4 2013 | 567,575 | $6,907,390 | — | — |
| Q3 2013 | 626,692 | $6,448,660 | — | — |
| Q2 2013 | 50,899 | $461,654 | — | — |