| 类型/截止日期 | 2022-12-31 | 2022-11-17 | 2022-06-30 | 2022-01-20 | 2020-05-26 | 2019-02-28 | 2019-02-25 | 2018-12-31 | 2018-11-01 | 2017-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|
| 总股本(股) | 64,350,000 | 64,350,000 | 64,350,000 | 64,350,000 | 64,350,000 | 64,350,000 | 64,350,000 | 64,350,000 | 64,350,000 | 62,200,000 |
| 流通股(股) | 35,969,250 | 35,939,250 | 35,794,250 | 36,299,250 | 48,892,500 | 45,802,500 | 29,867,500 | 29,867,500 | 30,355,000 | 28,497,500 |
| 流通A股(股) | 35,969,250 | 35,939,250 | 35,794,250 | 36,299,250 | 48,892,500 | 45,802,500 | 29,867,500 | 29,867,500 | 30,355,000 | 28,497,500 |
| 流通B股(股) | - | - | - | - | - | - | - | - | - | - |
| 流通H股(股) | - | - | - | - | - | - | - | - | - | - |
| 境外流通股(股) | - | - | - | - | - | - | - | - | - | - |
| 限售A股(股) | 28,380,750 | 28,410,750 | 28,555,750 | 28,050,750 | 15,457,500 | 18,547,500 | 34,482,500 | 34,482,500 | 33,995,000 | 33,702,500 |
| 限售B股(股) | - | - | - | - | - | - | - | - | - | - |
| 限售H股(股) | - | - | - | - | - | - | - | - | - | - |
| 三板A股(股) | ||||||||||
| 三板B股(股) | ||||||||||
| 限售股份(股) | 28,380,750 | 28,410,750 | 28,555,750 | 28,050,750 | 15,457,500 | 18,547,500 | 34,482,500 | 34,482,500 | 33,995,000 | 33,702,500 |
| 国家持股(股) | - | - | - | - | - | - | - | - | - | - |
| 国有法人持股(股) | - | - | - | - | - | - | - | - | - | - |
| 其他内资持股合计(股) | - | - | - | - | - | - | 15,530,000 | 15,530,000 | 15,530,000 | 15,530,000 |
| 其中：境内法人持股 | - | - | - | - | - | - | 15,530,000 | 15,530,000 | 15,530,000 | 15,530,000 |
| 其他境内自然人持股 | - | - | - | - | - | - | - | - | - | - |
| 高管持股(股) | 28,380,750 | 28,410,750 | 28,555,750 | 28,050,750 | 15,457,500 | 18,547,500 | 18,952,500 | 18,952,500 | 18,465,000 | 18,172,500 |
| 外资持股合计(股) | - | - | - | - | - | - | - | - | - | - |
| 其中：境外法人持股 | - | - | - | - | - | - | - | - | - | - |
| 境外自然人持股 | - | - | - | - | - | - | - | - | - | - |
| 股本变动原因 | 高管股份变动 | 高管股份变动 | 高管股份变动 | 高管股份变动 | 高管股份变动 | 高管股份变动,首发限售股份上市 | 高管股份变动 | 高管股份变动 | 增发A股上市 | 高管股份变动 |
| 公告日期 | 2023-04-26 | 2022-11-14 | 2022-08-29 | 2022-01-17 | 2020-05-21 | 2019-02-25 | 2019-02-25 | 2019-03-29 | 2018-10-29 | 2018-03-30 |
| 变动日期 | 2022-12-31 | 2022-11-17 | 2022-06-30 | 2022-01-20 | 2020-05-26 | 2019-02-28 | 2019-02-25 | 2018-12-31 | 2018-11-01 | 2017-12-31 |