大株主の所有状況（株式数、持株比率）
[{"name":"古河電気工業株式会社","value":18781200,"percentage":"57.3"},{"name":"日本マスタートラスト信託銀行株式会社（信託口）","value":1765400,"percentage":"5.39"},{"name":"BNY GCM CLIENT ACCOUNT JPRD AC ISG（FE－AC）（常任代理人 株式会社三菱UFJ銀行）","value":1298700,"percentage":"3.96"},{"name":"JP JPMSE LUX RE UBS AG LONDON BRANCH EQ CO（常任代理人 株式会社三菱UFJ銀行）","value":827700,"percentage":"2.53"},{"name":"JP JPMSE LUX RE NOMURA INT PLC 1 EQ CO（常任代理人 株式会社三菱UFJ銀行）","value":771600,"percentage":"2.35"},{"name":"古河電池取引先持株会","value":542400,"percentage":"1.65"},{"name":"NOMURA INTERNATIONAL PLC A／C JAPAN FLOW（常任代理人 野村證券株式会社）","value":534400,"percentage":"1.63"},{"name":"MSIP CLIENT SECURITIES（常任代理人 モルガン・スタンレーMUFG証券株式会社）","value":488400,"percentage":"1.49"},{"name":"朝日生命保険相互会社","value":352000,"percentage":"1.07"},{"name":"株式会社日本カストディ銀行（信託口）","value":314700,"percentage":"0.96"}]
上位10株主の持株比率合計は78.33%です。
所有者別構成（単元数、持株比率）
[{"name":"その他の法人","value":197050,"percentage":"60.1"},{"name":"個人以外","value":0,"percentage":"17.9"},{"name":"個人その他","value":37438,"percentage":"11.4"},{"name":"金融機関","value":27956,"percentage":"8.5"},{"name":"金融商品取引業者","value":6829,"percentage":"2.1"},{"name":"個人","value":0,"percentage":"0.0"}]