| 报告时间 | 股东名称 | 持股数量(股) | 占总股本比例(%) |
| 2021-02-26 | 曹洪涛 | 1,091,300 | 0.45 |
| 2020-12-31 | 曹洪涛 | 1,072,400 | 0.44 |
| 2020-09-30 | 曹洪涛 | 1,122,400 | 0.47 |
| 2020-06-30 | 曹洪涛 | 1,105,800 | 0.46 |
| 2020-03-31 | 曹洪涛 | 1,105,800 | 0.46 |
| 2020-03-04 | 曹洪涛 | 1,105,800 | 0.46 |
| 2019-12-31 | 曹洪涛 | 1,060,000 | 0.44 |
| 2019-09-30 | 曹洪涛 | 1,102,000 | 0.46 |
| 2019-06-30 | 曹洪涛 | 1,200,000 | 0.50 |
| 2019-03-31 | 曹洪涛 | 1,490,000 | 0.62 |
| 2018-12-31 | 曹洪涛 | 1,650,000 | 0.68 |
| 2018-09-30 | 曹洪涛 | 1,450,000 | 0.60 |
| 2018-06-30 | 曹洪涛 | 1,438,000 | 0.60 |
| 2018-03-31 | 曹洪涛 | 1,438,000 | 0.60 |
| 2017-12-31 | 曹洪涛 | 1,190,000 | 0.49 |
| 2017-03-31 | 曹洪涛 | 2,010,600 | 0.83 |
| 2016-12-31 | 曹洪涛 | 1,747,000 | 0.72 |
| 2016-09-30 | 曹洪涛 | 1,532,000 | 0.63 |
| 2016-06-30 | 曹洪涛 | 1,532,000 | 0.63 |
| 2016-03-31 | 曹洪涛 | 1,532,000 | 0.63 |