大株主の所有状況（株式数、持株比率）
[{"name":"イワブチ取引先持株会","value":111800,"percentage":"10.41"},{"name":"住友商事株式会社","value":50000,"percentage":"4.66"},{"name":"松井証券株式会社","value":41600,"percentage":"3.87"},{"name":"公益財団法人光奨学会","value":38000,"percentage":"3.54"},{"name":"イワブチグループ従業員持株会","value":37400,"percentage":"3.48"},{"name":"株式会社常陽銀行","value":35900,"percentage":"3.34"},{"name":"日本製鉄株式会社","value":32000,"percentage":"2.98"},{"name":"三井住友信託銀行株式会社","value":30400,"percentage":"2.83"},{"name":"光岡 毅","value":22700,"percentage":"2.12"},{"name":"損害保険ジャパン株式会社","value":17000,"percentage":"1.58"}]
上位10株主の持株比率合計は38.81%です。
所有者別構成（単元数、持株比率）
[{"name":"個人その他","value":6264,"percentage":"57.07"},{"name":"その他の法人","value":2774,"percentage":"25.27"},{"name":"金融機関","value":1042,"percentage":"9.49"},{"name":"金融商品取引業者","value":587,"percentage":"5.35"},{"name":"個人以外","value":0,"percentage":"2.8"},{"name":"個人","value":0,"percentage":"0.02"}]