CUSIP: 98872B104 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2017 | 916,300 | $4,380 | — | — |
| Q3 2017 | 775,800 | $3,592 | — | — |
| Q2 2017 | 718,100 | $3,375 | — | — |
| Q1 2017 | 519,877 | $2,126 | — | — |
| Q4 2016 | 460,527 | $1,649 | — | — |
| Q3 2016 | 487,400 | $1,935 | — | — |
| Q2 2016 | 432,262 | $1,591 | — | — |
| Q1 2016 | 280,300 | $1,048 | — | — |
| Q4 2015 | 209,900 | $737 | — | — |
| Q3 2015 | 171,600 | $444 | — | — |
| Q2 2015 | 161,900 | $877 | — | — |
| Q1 2015 | 78,800 | $409 | — | — |
| Q4 2014 | 11,200 | $56 | — | — |