大株主の所有状況（株式数、持株比率）
[{"name":"株式会社ケアシステムズ","value":3467000,"percentage":"20.86"},{"name":"公益財団法人 福岡直彦記念財団","value":2791000,"percentage":"16.79"},{"name":"福岡 靖介","value":1805000,"percentage":"10.86"},{"name":"BASFジャパン株式会社","value":1270000,"percentage":"7.64"},{"name":"ケミプロ化成取引先持株会","value":955000,"percentage":"5.75"},{"name":"株式会社みなと銀行","value":593000,"percentage":"3.57"},{"name":"株式会社日本カストディ銀行（信託E口）","value":561000,"percentage":"3.38"},{"name":"富士工業株式会社","value":353000,"percentage":"2.13"},{"name":"伊藤 象二郎","value":322000,"percentage":"1.94"},{"name":"BNP PARIBAS LONDON BRANCH FOR PRIME BROKERAGE CLEARANCE ACC FOR THIRD PARTY（常任代理人 香港上海銀行東京支店カストディ業務部）","value":202000,"percentage":"1.22"}]
上位10株主の持株比率合計は74.14%です。
所有者別構成（単元数、持株比率）
[{"name":"その他の法人","value":89460,"percentage":"53.84"},{"name":"個人その他","value":59411,"percentage":"35.76"},{"name":"金融機関","value":14650,"percentage":"8.82"},{"name":"個人以外","value":0,"percentage":"1.29"},{"name":"金融商品取引業者","value":479,"percentage":"0.29"},{"name":"個人","value":0,"percentage":"0.0"}]