大株主の所有状況（株式数、持株比率）
[{"name":"越 智 通 広","value":2878000,"percentage":"21.91"},{"name":"オチワークサービス株式会社","value":1105000,"percentage":"8.41"},{"name":"公益財団法人広智奨学会","value":500000,"percentage":"3.81"},{"name":"SMB建材株式会社","value":491000,"percentage":"3.74"},{"name":"伊藤忠建材株式会社","value":423000,"percentage":"3.23"},{"name":"住友林業株式会社","value":414000,"percentage":"3.16"},{"name":"吉野石膏株式会社","value":300000,"percentage":"2.28"},{"name":"OCHIホールディングス社員持株会","value":276000,"percentage":"2.1"},{"name":"OCHIホールディングス取引先持株会","value":244000,"percentage":"1.86"},{"name":"永大産業株式会社","value":211000,"percentage":"1.61"}]
上位10株主の持株比率合計は52.11%です。
所有者別構成（単元数、持株比率）
[{"name":"個人その他","value":81714,"percentage":"60.21"},{"name":"その他の法人","value":47772,"percentage":"35.2"},{"name":"金融機関","value":4146,"percentage":"3.06"},{"name":"個人以外","value":0,"percentage":"1.36"},{"name":"個人","value":0,"percentage":"0.1"},{"name":"金融商品取引業者","value":98,"percentage":"0.07"}]