大株主の所有状況（株式数、持株比率）
[{"name":"株式会社読売新聞グループ本社","value":37649480,"percentage":"14.61"},{"name":"日本マスタートラスト信託銀行株式会社(信託口)","value":23679000,"percentage":"9.19"},{"name":"讀賣テレビ放送株式会社","value":17133160,"percentage":"6.65"},{"name":"STATE STREET BANK AND TRUSTCOMPANY 505001(常任代理人 株式会社みずほ銀行決済営業部)","value":16588838,"percentage":"6.44"},{"name":"株式会社読売新聞東京本社","value":15939700,"percentage":"6.18"},{"name":"学校法人帝京大学","value":9623720,"percentage":"3.73"},{"name":"株式会社NTTドコモ","value":7779000,"percentage":"3.02"},{"name":"株式会社日本カストディ銀行（信託口）","value":7605800,"percentage":"2.95"},{"name":"株式会社リクルートホールディングス","value":6454600,"percentage":"2.5"},{"name":"株式会社よみうりランド","value":5236000,"percentage":"2.03"}]
上位10株主の持株比率合計は57.3%です。
所有者別構成（単元数、持株比率）
[{"name":"その他の法人","value":1393470,"percentage":"52.83"},{"name":"個人以外","value":0,"percentage":"17.75"},{"name":"金融機関","value":390294,"percentage":"14.8"},{"name":"個人その他","value":371533,"percentage":"14.09"},{"name":"金融商品取引業者","value":13595,"percentage":"0.52"},{"name":"個人","value":0,"percentage":"0.02"}]