|
（単位：千株）
|
2016/03
|
2017/03
|
2018/03
|
2019/03
|
2020/03
|
2021/03
|
2022/03
|
2023/03
|
2024/03
|
2025/03
|
|
昭和化学工業
|
|
|
|
|
15.3%
|
15.3%
|
15.3%
|
15.3%
|
15.3%
|
15.43%
|
|
麻生
|
|
|
|
|
14.47%
|
14.46%
|
14.46%
|
14.46%
|
14.46%
|
14.58%
|
|
若築建設
|
|
|
|
|
13.74%
|
13.74%
|
13.74%
|
13.74%
|
13.74%
|
13.85%
|
|
日本カストディ銀行
|
|
|
|
|
-
|
10.28%
|
10.14%
|
9.84%
|
9.56%
|
9.96%
|
|
オーベクス取引先持株会
|
|
|
|
|
2.96%
|
3.28%
|
3.34%
|
3.38%
|
3.54%
|
3.76%
|
|
栗原 則義
|
|
|
|
|
-
|
1.23%
|
1.47%
|
-
|
1.87%
|
2.63%
|
|
大塩 学而
|
|
|
|
|
-
|
-
|
-
|
-
|
-
|
2.38%
|
|
青木 勇
|
|
|
|
|
-
|
-
|
-
|
-
|
-
|
1.84%
|
|
オーベクス従業員持株会
|
|
|
|
|
1.7%
|
1.82%
|
1.84%
|
1.9%
|
1.88%
|
1.82%
|
|
木内 忠興
|
|
|
|
|
-
|
-
|
-
|
-
|
-
|
1.51%
|
|
みずほ銀行
|
|
|
|
|
4.4%
|
3.68%
|
3.09%
|
3.09%
|
3.09%
|
-
|
|
大田 昭彦
|
|
|
|
|
-
|
-
|
-
|
1.78%
|
2.43%
|
-
|
|
三井住友信託銀行
|
|
|
|
|
2.16%
|
2.16%
|
2.16%
|
2.03%
|
1.83%
|
-
|
|
アルビノ
|
|
|
|
|
-
|
-
|
1.42%
|
2.09%
|
-
|
-
|
|
井上 幸雄
|
|
|
|
|
1.32%
|
1.32%
|
-
|
-
|
-
|
-
|
|
資産管理サービス信託銀行
|
|
|
|
|
10.28%
|
-
|
-
|
-
|
-
|
-
|
|
石橋産業
|
|
|
|
|
1.21%
|
-
|
-
|
-
|
-
|
-
|
|
井上 幸雄
|
|
|
|
|
-
|
-
|
-
|
-
|
-
|
-
|
|
オーベクス
|
|
|
|
|
-
|
-
|
-
|
-
|
-
|
-
|
|
計
|
|
|
|
|
67.55%
|
67.3%
|
67%
|
67.65%
|
67.75%
|
67.82%
|