大株主の所有状況（株式数、持株比率）
[{"name":"東日本旅客鉄道株式会社","value":4819000,"percentage":"19.47"},{"name":"日本マスタートラスト信託銀行株式会社（信託口）","value":1977000,"percentage":"7.99"},{"name":"日本リーテック取引先持株会","value":1566000,"percentage":"6.33"},{"name":"光通信株式会社","value":1272000,"percentage":"5.14"},{"name":"日本リーテック従業員持株会","value":1110000,"percentage":"4.49"},{"name":"日本電設工業株式会社","value":1045000,"percentage":"4.22"},{"name":"株式会社みずほ銀行","value":756000,"percentage":"3.06"},{"name":"株式会社三菱UFJ銀行","value":734000,"percentage":"2.97"},{"name":"トーグ安全工業株式会社","value":649000,"percentage":"2.62"},{"name":"日本信号株式会社","value":570000,"percentage":"2.31"}]
上位10株主の持株比率合計は58.6%です。
所有者別構成（単元数、持株比率）
[{"name":"その他の法人","value":112259,"percentage":"43.9"},{"name":"個人その他","value":81516,"percentage":"31.8"},{"name":"金融機関","value":48596,"percentage":"19.0"},{"name":"個人以外","value":0,"percentage":"4.0"},{"name":"金融商品取引業者","value":3277,"percentage":"1.3"},{"name":"個人","value":0,"percentage":"0.0"}]