大株主の所有状況（株式数、持株比率）
[{"name":"JFEスチール株式会社","value":15905000,"percentage":"34.88"},{"name":"日本マスタートラスト信託銀行株式会社","value":3150000,"percentage":"6.91"},{"name":"株式会社神戸製鋼所","value":1762000,"percentage":"3.86"},{"name":"三井住友信託銀行株式会社","value":1225000,"percentage":"2.69"},{"name":"株式会社日本カストディ銀行","value":1033000,"percentage":"2.27"},{"name":"富国生命保険相互会社","value":1000000,"percentage":"2.19"},{"name":"岡山エスエス会","value":950000,"percentage":"2.08"},{"name":"株式会社みずほ銀行","value":852000,"percentage":"1.87"},{"name":"品川リフラクトリーズ社員持株会","value":759000,"percentage":"1.67"},{"name":"日本生命保険相互会社","value":706000,"percentage":"1.55"}]
上位10株主の持株比率合計は59.97%です。
所有者別構成（単元数、持株比率）
[{"name":"その他の法人","value":200293,"percentage":"42.54"},{"name":"個人その他","value":117898,"percentage":"25.04"},{"name":"金融機関","value":105736,"percentage":"22.46"},{"name":"個人以外","value":0,"percentage":"9.4"},{"name":"金融商品取引業者","value":2475,"percentage":"0.53"},{"name":"個人","value":0,"percentage":"0.03"}]