大株主の所有状況（株式数、持株比率）
[{"name":"株式会社メディパルホールディングス","value":29131000,"percentage":"23.86"},{"name":"日本マスタートラスト信託銀行株式会社（信託口）","value":10409000,"percentage":"8.52"},{"name":"フューチャーブレーン株式会社","value":8711000,"percentage":"7.13"},{"name":"野村信託銀行株式会社（A信託口）","value":6298000,"percentage":"5.15"},{"name":"株式会社日本カストディ銀行（信託口）","value":5366000,"percentage":"4.39"},{"name":"キッセイ薬品工業株式会社","value":4918000,"percentage":"4.02"},{"name":"持田製薬株式会社","value":2200000,"percentage":"1.8"},{"name":"BNYM SA/NV FOR BNYM FOR BNY GCM CLIENT ACCOUNTS M LSCB RD（常任代理人 株式会社三菱UFJ銀行）","value":1545000,"percentage":"1.26"},{"name":"JCRファーマ従業員持株会","value":1319000,"percentage":"1.08"},{"name":"BNY GCM CLIENT ACCOUNT JPRD AC ISG (FE-AC)（常任代理人 株式会社三菱UFJ銀行）","value":1170000,"percentage":"0.95"}]
上位10株主の持株比率合計は58.16%です。
所有者別構成（単元数、持株比率）
[{"name":"その他の法人","value":479746,"percentage":"37.0"},{"name":"個人その他","value":398976,"percentage":"30.77"},{"name":"金融機関","value":262872,"percentage":"20.28"},{"name":"個人以外","value":0,"percentage":"9.58"},{"name":"金融商品取引業者","value":28709,"percentage":"2.21"},{"name":"個人","value":0,"percentage":"0.15"}]