| 代码 | 名称 | 解禁日期 | 解禁数量(万股) | 解禁股流通市值(亿元) | 上市批次 | 公告日期 |
| 002638 | 勤上股份 | 2023-06-21 | 24,123.17 | 8.4431 | 10 | 2016-12-01 |
| 002638 | 勤上股份 | 2023-02-24 | 6,349.21 | 1.6444 | 9 | 2016-12-01 |
| 002638 | 勤上股份 | 2023-02-24 | 4,615.87 | 1.1955 | 9 | 2016-12-01 |
| 002638 | *ST勤上 | 2021-03-01 | 1,273.65 | 0.2038 | 8 | 2016-12-01 |
| 002638 | *ST勤上 | 2021-03-01 | 969.33 | 0.1551 | 8 | 2016-12-01 |
| 002638 | 勤上股份 | 2017-12-04 | 4,269.49 | 2.2031 | 6 | 2016-12-01 |
| 002638 | 勤上光电 | 2014-11-25 | 12,676.60 | 18.3811 | 5 | 2011-11-24 |
| 002638 | 勤上光电 | 2013-12-30 | 1,182.80 | 1.2703 | 4 | 2011-11-24 |
| 002638 | 勤上光电 | 2012-11-26 | 14,240.60 | 13.7707 | 4 | 2011-11-24 |
| 002638 | 勤上光电 | 2012-02-27 | 930.00 | 2.5622 | 2 | 2011-11-18 |