大株主の所有状況（株式数、持株比率）
[{"name":"佐藤工業株式会社","value":1300000,"percentage":"20.87"},{"name":"有限会社創翔","value":662000,"percentage":"10.63"},{"name":"東亜道路工業株式会社","value":482000,"percentage":"7.74"},{"name":"株式会社アスカ","value":392000,"percentage":"6.29"},{"name":"UBE三菱セメント株式会社","value":322000,"percentage":"5.17"},{"name":"佐藤渡辺従業員持株会","value":239000,"percentage":"3.84"},{"name":"常盤工業株式会社","value":210000,"percentage":"3.37"},{"name":"内藤征吾","value":187000,"percentage":"3.01"},{"name":"東亜建設工業株式会社","value":125000,"percentage":"2.02"},{"name":"佐藤鉄工株式会社","value":113000,"percentage":"1.82"}]
上位10株主の持株比率合計は64.76%です。
所有者別構成（単元数、持株比率）
[{"name":"その他の法人","value":40043,"percentage":"62.71"},{"name":"個人その他","value":21565,"percentage":"33.77"},{"name":"金融機関","value":1224,"percentage":"1.92"},{"name":"個人以外","value":0,"percentage":"0.84"},{"name":"金融商品取引業者","value":476,"percentage":"0.75"},{"name":"個人","value":0,"percentage":"0.01"}]