大株主の所有状況（株式数、持株比率）
[{"name":"日本基礎技術取引先持株会","value":2693000,"percentage":"13.98"},{"name":"日本国土開発株式会社","value":1032000,"percentage":"5.36"},{"name":"株式会社りそな銀行","value":771000,"percentage":"4.0"},{"name":"日本基礎技術従業員持株会","value":769000,"percentage":"3.99"},{"name":"株式会社北陸銀行","value":746000,"percentage":"3.87"},{"name":"東陽商事株式会社","value":684000,"percentage":"3.55"},{"name":"日本生命保険相互会社","value":507000,"percentage":"2.63"},{"name":"前川 貞夫","value":387000,"percentage":"2.01"},{"name":"三菱UFJ信託銀行株式会社","value":346000,"percentage":"1.8"},{"name":"丸全昭和運輸株式会社","value":346000,"percentage":"1.8"}]
上位10株主の持株比率合計は42.99%です。
所有者別構成（単元数、持株比率）
[{"name":"個人その他","value":203103,"percentage":"69.39"},{"name":"その他の法人","value":45691,"percentage":"15.61"},{"name":"金融機関","value":32593,"percentage":"11.13"},{"name":"個人以外","value":0,"percentage":"2.58"},{"name":"金融商品取引業者","value":3734,"percentage":"1.28"},{"name":"個人","value":0,"percentage":"0.01"}]