| 季度 | 持股数 | 市值（亿美元） |
|---|---|---|
| 2019 Q4 | 227,436 | 0.25 |
| 2019 Q3 | 5,182,637 | 5.3 |
| 2019 Q2 | 5,552,715 | 5.2 |
| 2019 Q1 | 5,552,715 | 5.3 |
| 2018 Q4 | 11,895,842 | 10.2 |
| 2018 Q3 | 15,433,024 | 17.4 |
| 2018 Q2 | 34,729,514 | 39.0 |
| 2018 Q1 | 45,689,892 | 43.8 |
| 2017 Q4 | 80,689,892 | 81.6 |
| 2017 Q3 | 80,689,892 | 73.9 |
| 2017 Q2 | 80,689,892 | 66.7 |
| 2017 Q1 | 80,689,892 | 63.9 |
| 2016 Q4 | 80,689,892 | 69.7 |