|
（単位：千株）
|
2016/03
|
2017/03
|
2018/03
|
2019/03
|
2020/03
|
2021/03
|
2022/03
|
2023/03
|
2024/03
|
2025/03
|
|
UH Partners 2
|
|
|
|
|
|
9.89%
|
9.89%
|
9.89%
|
9.89%
|
9.89%
|
|
光通信
|
|
|
|
|
|
9.89%
|
8.48%
|
8.48%
|
8.48%
|
8.48%
|
|
特殊電極従業員持株会
|
|
|
|
|
|
7.34%
|
7.31%
|
7.61%
|
7.38%
|
7.57%
|
|
UH Partners 3
|
|
|
|
|
|
5.68%
|
6.1%
|
6.11%
|
6.11%
|
6.96%
|
|
宮田 純子
|
|
|
|
|
|
2.15%
|
2.15%
|
2.15%
|
2.15%
|
2.15%
|
|
大野 昌克
|
|
|
|
|
|
2.15%
|
2.15%
|
2.15%
|
2.15%
|
2.15%
|
|
坂西 啓至
|
|
|
|
|
|
2.15%
|
2.15%
|
2.15%
|
2.15%
|
2.15%
|
|
福田 博
|
|
|
|
|
|
2.12%
|
2.12%
|
2.12%
|
2.12%
|
2.12%
|
|
特殊電極取引先持株会
|
|
|
|
|
|
-
|
-
|
-
|
-
|
1.96%
|
|
関西みらい銀行
|
|
|
|
|
|
1.89%
|
1.89%
|
1.89%
|
1.89%
|
1.89%
|
|
みなと銀行
|
|
|
|
|
|
1.89%
|
1.89%
|
1.89%
|
1.89%
|
1.89%
|
|
坂本 浩司
|
|
|
|
|
|
1.89%
|
1.89%
|
1.89%
|
1.89%
|
1.89%
|
|
坂地 一晃
|
|
|
|
|
|
1.89%
|
1.89%
|
1.89%
|
1.89%
|
-
|
|
樋口 美惠子
|
|
|
|
|
|
1.89%
|
-
|
-
|
-
|
-
|
|
ブロードピーク
|
|
|
|
|
|
-
|
-
|
-
|
-
|
-
|
|
樋口 豪也
|
|
|
|
|
|
-
|
-
|
-
|
-
|
-
|
|
MSIP CLIENT SECURITIES
|
|
|
|
|
|
-
|
-
|
-
|
-
|
-
|
|
近畿大阪銀行
|
|
|
|
|
|
-
|
-
|
-
|
-
|
-
|
|
ユニ・ロット
|
|
|
|
|
|
-
|
-
|
-
|
-
|
-
|
|
コムシス
|
|
|
|
|
|
-
|
-
|
-
|
-
|
-
|
|
丸田 稔
|
|
|
|
|
|
-
|
-
|
-
|
-
|
-
|
|
みなと銀行 政策投資口
|
|
|
|
|
|
-
|
-
|
-
|
-
|
-
|
|
野村信託銀行
|
|
|
|
|
|
-
|
-
|
-
|
-
|
-
|
|
宮田 文夫
|
|
|
|
|
|
-
|
-
|
-
|
-
|
-
|
|
計
|
|
|
|
|
|
50.88%
|
47.96%
|
48.26%
|
48.04%
|
49.14%
|