| 报告时间 | 股东名称 | 持股数量(股) | 占总股本比例(%) |
| 2017-12-31 | UBS AG | 51,296,309 | 2.50 |
| 2017-03-31 | UBS AG | 27,832,490 | 1.36 |
| 2016-12-31 | UBS AG | 48,451,278 | 2.36 |
| 2015-09-30 | UBS AG | 14,611,827 | 0.71 |
| 2013-12-31 | UBS AG | 6,887,881 | 0.41 |
| 2013-09-30 | UBS AG | 6,487,781 | 0.38 |
| 2012-06-30 | UBS AG | 2,452,959 | 0.15 |
| 2011-09-30 | UBS AG | 1,663,144 | 0.10 |
| 2011-06-30 | UBS AG | 1,641,344 | 0.10 |
| 2010-12-31 | UBS AG | 1,374,844 | 0.08 |