大株主の所有状況（株式数、持株比率）
[{"name":"東北化学薬品取引先持株会","value":78100,"percentage":"8.7"},{"name":"東北化学薬品従業員持株会","value":52140,"percentage":"5.8"},{"name":"東京中小企業投資育成株式会社","value":50800,"percentage":"5.6"},{"name":"株式会社青森銀行","value":44800,"percentage":"5.0"},{"name":"株式会社みちのく銀行","value":44800,"percentage":"5.0"},{"name":"東 康夫","value":42860,"percentage":"4.8"},{"name":"東 康之","value":29800,"percentage":"3.3"},{"name":"日本曹達株式会社","value":22000,"percentage":"2.4"},{"name":"シスメックス株式会社","value":20400,"percentage":"2.3"},{"name":"東ソー・ニッケミ株式会社","value":20000,"percentage":"2.2"}]
上位10株主の持株比率合計は45.1%です。
所有者別構成（単元数、持株比率）
[{"name":"個人その他","value":6140,"percentage":"64.0"},{"name":"その他の法人","value":2191,"percentage":"22.9"},{"name":"金融機関","value":1192,"percentage":"12.4"},{"name":"金融商品取引業者","value":45,"percentage":"0.5"},{"name":"個人以外","value":0,"percentage":"0.2"}]