大株主の所有状況（株式数、持株比率）
[{"name":"大東港運株式会社","value":160000,"percentage":"7.93"},{"name":"公益財団法人タカセ国際奨学財団","value":138000,"percentage":"6.86"},{"name":"東京中小企業投資育成株式会社","value":130000,"percentage":"6.47"},{"name":"株式会社三協","value":117000,"percentage":"5.83"},{"name":"クロダ株式会社","value":106000,"percentage":"5.28"},{"name":"天塩倉庫株式会社","value":105000,"percentage":"5.23"},{"name":"株式会社みずほ銀行","value":94000,"percentage":"4.67"},{"name":"城南信用金庫","value":84000,"percentage":"4.19"},{"name":"株式会社商船三井","value":80000,"percentage":"3.98"},{"name":"日本生命保険相互会社","value":65000,"percentage":"3.24"}]
上位10株主の持株比率合計は53.68%です。
所有者別構成（単元数、持株比率）
[{"name":"その他の法人","value":9779,"percentage":"46.49"},{"name":"個人その他","value":8183,"percentage":"38.9"},{"name":"金融機関","value":2665,"percentage":"12.67"},{"name":"金融商品取引業者","value":215,"percentage":"1.02"},{"name":"個人以外","value":0,"percentage":"0.91"},{"name":"個人","value":0,"percentage":"0.01"}]