| 季度 | 持股数 | 市值（亿美元） |
|---|---|---|
| 2020 Q3 | 2,919,613 | 2.7 |
| 2020 Q2 | 4,536,174 | 4.7 |
| 2020 Q1 | 5,382,040 | 5.6 |
| 2019 Q4 | 5,382,040 | 9.1 |
| 2019 Q3 | 5,382,040 | 8.5 |
| 2019 Q2 | 5,382,040 | 9.2 |
| 2019 Q1 | 5,382,040 | 8.5 |
| 2018 Q4 | 5,382,040 | 7.7 |
| 2018 Q3 | 5,382,040 | 8.9 |
| 2018 Q2 | 5,382,040 | 9.2 |
| 2018 Q1 | 5,382,040 | 9.9 |
| 2017 Q4 | 5,382,040 | 9.2 |
| 2017 Q3 | 5,382,040 | 8.7 |
| 2017 Q2 | 5,382,040 | 8.7 |
| 2017 Q1 | 5,382,040 | 8.3 |
| 2016 Q4 | 5,382,040 | 8.4 |