大株主の所有状況（株式数、持株比率）
[{"name":"ニプロ株式会社","value":3296000,"percentage":"15.3"},{"name":"長瀬産業株式会社","value":1098000,"percentage":"5.1"},{"name":"大鵬薬品工業株式会社","value":671000,"percentage":"3.12"},{"name":"株式会社三菱UFJ銀行","value":666000,"percentage":"3.09"},{"name":"株式会社常陽銀行","value":614000,"percentage":"2.85"},{"name":"住友商事ケミカル株式会社","value":535000,"percentage":"2.48"},{"name":"ゼリア新薬工業株式会社","value":483000,"percentage":"2.24"},{"name":"三菱UFJ信託銀行株式会社","value":390000,"percentage":"1.81"},{"name":"あすか製薬株式会社","value":366000,"percentage":"1.7"},{"name":"サンヨーファイン株式会社","value":306000,"percentage":"1.42"}]
上位10株主の持株比率合計は39.11%です。
所有者別構成（単元数、持株比率）
[{"name":"個人その他","value":104015,"percentage":"47.45"},{"name":"その他の法人","value":85219,"percentage":"38.87"},{"name":"金融機関","value":23867,"percentage":"10.88"},{"name":"金融商品取引業者","value":3668,"percentage":"1.67"},{"name":"個人以外","value":0,"percentage":"1.09"},{"name":"個人","value":0,"percentage":"0.04"}]