| （単位：千株） | 2021/05 | 2022/05 | 2023/05 | 2024/05 | 2025/05 |
|---|---|---|---|---|---|
| 村山 哲朗 |
30.01%
|
23.87%
|
15.52%
|
15.34%
|
15.24%
|
| 青木 淳一 |
6.82%
|
7.83%
|
8.55%
|
8.62%
|
8.73%
|
| 室町ケミカルグループ従業員持株会 |
7.75%
|
7.75%
|
6.44%
|
6.23%
|
6.57%
|
| 商工組合中央金庫 | - | - |
3.82%
|
3.77%
|
3.75%
|
| 日邦産業 | - | - |
3.33%
|
3.29%
|
3.27%
|
| 髙宮 一仁 |
1.16%
|
2.07%
|
2.88%
|
2.94%
|
2.93%
|
| 外池 榮一郎 | - | - | - |
2.01%
|
2.5%
|
| 室町機械 | - |
2.16%
|
2.06%
|
2.03%
|
2.02%
|
| 穗苅 久美 |
2.05%
|
2.01%
|
- |
1.89%
|
1.87%
|
| 大辻 正高 |
2.05%
|
2.01%
|
1.91%
|
1.89%
|
1.87%
|
| 服部 英法 |
4.09%
|
4.09%
|
3.97%
|
- | - |
| 穂苅 久美 | - | - |
1.91%
|
- | - |
| 井内 聡 | - |
0.86%
|
- | - | - |
| 荒井 敏雄 | - |
0.75%
|
- | - | - |
| 楽天証券 |
3.8%
|
- | - | - | - |
| SMBC日興証券 |
1.93%
|
- | - | - | - |
| 松井証券 |
1.12%
|
- | - | - | - |
| 計 |
60.78%
|
53.41%
|
50.38%
|
48.01%
|
48.75%
|