大株主の所有状況（株式数、持株比率）
[{"name":"株式会社メタルワン","value":3380000,"percentage":"34.57"},{"name":"株式会社三菱UFJ銀行","value":455000,"percentage":"4.66"},{"name":"野村信託銀行株式会社（カノークス株式需給緩衝信託口）","value":424000,"percentage":"4.34"},{"name":"株式会社あいち銀行","value":343000,"percentage":"3.51"},{"name":"株式会社岡島パイプ製作所","value":331000,"percentage":"3.39"},{"name":"加納光太郎","value":219000,"percentage":"2.24"},{"name":"モリ工業株式会社","value":200000,"percentage":"2.05"},{"name":"双日マシナリー株式会社","value":180000,"percentage":"1.84"},{"name":"株式会社田窪工業所","value":140000,"percentage":"1.43"},{"name":"加納勝彦","value":97000,"percentage":"1.0"}]
上位10株主の持株比率合計は59.03%です。
所有者別構成（単元数、持株比率）
[{"name":"その他の法人","value":48639,"percentage":"43.91"},{"name":"個人その他","value":47817,"percentage":"43.16"},{"name":"金融機関","value":12826,"percentage":"11.58"},{"name":"金融商品取引業者","value":838,"percentage":"0.75"},{"name":"個人以外","value":0,"percentage":"0.36"},{"name":"個人","value":0,"percentage":"0.24"}]