大株主の所有状況（株式数、持株比率）
[{"name":"積水ハウス株式会社","value":3740000,"percentage":"35.81"},{"name":"積水化学工業株式会社","value":703000,"percentage":"6.74"},{"name":"アルメタックス従業員持株会","value":466000,"percentage":"4.46"},{"name":"酒井 一","value":170000,"percentage":"1.63"},{"name":"遠山 和子","value":150000,"percentage":"1.44"},{"name":"JPモルガン証券株式会社","value":148000,"percentage":"1.42"},{"name":"株式会社みずほ銀行","value":121000,"percentage":"1.16"},{"name":"株式会社三菱UFJ銀行","value":121000,"percentage":"1.16"},{"name":"千原 美由紀","value":99000,"percentage":"0.96"},{"name":"篠原 寛","value":97000,"percentage":"0.94"}]
上位10株主の持株比率合計は55.72%です。
所有者別構成（単元数、持株比率）
[{"name":"個人その他","value":60149,"percentage":"50.57"},{"name":"その他の法人","value":51185,"percentage":"43.03"},{"name":"金融機関","value":3609,"percentage":"3.03"},{"name":"金融商品取引業者","value":3099,"percentage":"2.61"},{"name":"個人以外","value":0,"percentage":"0.75"},{"name":"個人","value":0,"percentage":"0.01"}]