|
（単位：千株）
|
2015/12
|
2016/12
|
2017/12
|
2018/12
|
2019/12
|
2020/12
|
2021/12
|
2022/12
|
2023/12
|
2024/12
|
|
南悠商社
|
|
|
|
|
|
30.29%
|
30.29%
|
30.29%
|
30.29%
|
30.3%
|
|
ケイハイ
|
|
|
|
|
|
8.89%
|
8.89%
|
8.89%
|
8.89%
|
8.89%
|
|
光通信
|
|
|
|
|
|
2.52%
|
2.85%
|
4%
|
4.5%
|
6.81%
|
|
京葉住設
|
|
|
|
|
|
5.51%
|
5.51%
|
5.51%
|
5.51%
|
5.51%
|
|
千葉興業銀行
|
|
|
|
|
|
4.96%
|
4.96%
|
4.82%
|
4.68%
|
4.45%
|
|
京葉ガスエナジーソリューション
|
|
|
|
|
|
-
|
3.98%
|
3.98%
|
3.98%
|
3.98%
|
|
京葉ガスリキッド
|
|
|
|
|
|
-
|
3.2%
|
3.2%
|
3.2%
|
3.2%
|
|
京葉都市開発
|
|
|
|
|
|
2.25%
|
2.25%
|
2.34%
|
2.34%
|
2.34%
|
|
京葉瓦斯従業員持株会
|
|
|
|
|
|
1.99%
|
-
|
-
|
2.14%
|
2.19%
|
|
京葉ガス情報システム
|
|
|
|
|
|
-
|
2.05%
|
2.05%
|
-
|
2.05%
|
|
損害保険ジャパン
|
|
|
|
|
|
2.94%
|
2.94%
|
2.67%
|
2.67%
|
-
|
|
京葉プラントエンジニアリング
|
|
|
|
|
|
3.98%
|
-
|
-
|
-
|
-
|
|
かもめガス
|
|
|
|
|
|
3.2%
|
-
|
-
|
-
|
-
|
|
損害保険ジャパン日本興亜
|
|
|
|
|
|
-
|
-
|
-
|
-
|
-
|
|
みずほ銀行
|
|
|
|
|
|
-
|
-
|
-
|
-
|
-
|
|
みずほ信託銀行
|
|
|
|
|
|
-
|
-
|
-
|
-
|
-
|
|
計
|
|
|
|
|
|
66.54%
|
66.92%
|
67.75%
|
68.21%
|
69.71%
|