CUSIP: 966837106 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q2 2017 | 6,032,839 | $254,043 | — | — |
| Q1 2017 | 12,772,157 | $379,589 | — | — |
| Q4 2016 | 11,525,710 | $354,530 | — | — |
| Q3 2016 | 12,259,591 | $347,560 | — | — |
| Q2 2016 | 13,832,307 | $442,911 | — | — |
| Q1 2016 | 21,123,337 | $657,147 | — | — |
| Q4 2015 | 25,301,508 | $847,601 | — | — |
| Q3 2015 | 18,458,245 | $584,204 | — | — |
| Q2 2015 | 21,021,418 | $829,084 | — | — |
| Q1 2015 | 17,545,903 | $913,790 | — | — |
| Q4 2014 | 18,303,818 | $922,878 | — | — |
| Q3 2014 | 18,803,545 | $716,603 | — | — |
| Q2 2014 | 13,696,163 | $529,083 | — | — |
| Q1 2014 | 7,663,725 | $388,627 | — | — |
| Q4 2013 | 7,509,756 | $434,288 | — | — |
| Q3 2013 | 4,851,355 | $283,805 | — | — |
| Q2 2013 | 876,465 | $45,120 | — | — |
| Q4 2012 | 688,214 | $62,736 | — | — |
| Q3 2012 | 836,700 | $81,495 | — | — |
| Q2 2012 | 411,321 | $39,207 | — | — |
| Q1 2012 | 260,603 | $21,683 | — | — |