大株主の所有状況（株式数、持株比率）
[{"name":"株式会社読売新聞東京本社","value":2182000,"percentage":"27.02"},{"name":"大田 昭彦","value":787000,"percentage":"9.75"},{"name":"損害保険ジャパン株式会社","value":500000,"percentage":"6.19"},{"name":"株式会社三井住友銀行","value":423000,"percentage":"5.24"},{"name":"株式会社中日新聞社","value":229000,"percentage":"2.84"},{"name":"株式会社みずほ銀行","value":212000,"percentage":"2.62"},{"name":"株式会社朝日新聞社","value":187000,"percentage":"2.32"},{"name":"住友生命保険相互会社","value":138000,"percentage":"1.71"},{"name":"大和証券株式会社","value":135000,"percentage":"1.68"},{"name":"芝 康平","value":107000,"percentage":"1.32"}]
上位10株主の持株比率合計は60.69%です。
所有者別構成（単元数、持株比率）
[{"name":"個人その他","value":37968,"percentage":"43.76"},{"name":"その他の法人","value":30660,"percentage":"35.34"},{"name":"金融機関","value":13397,"percentage":"15.44"},{"name":"金融商品取引業者","value":2326,"percentage":"2.68"},{"name":"個人以外","value":0,"percentage":"2.62"},{"name":"個人","value":0,"percentage":"0.17"}]