大株主の所有状況（株式数、持株比率）
[{"name":"株式会社合同資源","value":4903000,"percentage":"18.3"},{"name":"エア・ウォーター株式会社","value":4575000,"percentage":"17.1"},{"name":"京葉瓦斯株式会社","value":3690000,"percentage":"13.8"},{"name":"日本マスタートラスト信託銀行株式会社 (信託口)","value":1569000,"percentage":"5.8"},{"name":"THE SFP VALUE REALIZATION MASTER FUND LTD.(常任代理人 立花証券株式会社)","value":1468000,"percentage":"5.5"},{"name":"株式会社千葉銀行","value":709000,"percentage":"2.6"},{"name":"三井住友信託銀行株式会社(常任代理人 株式会社日本カストディ銀行)","value":500000,"percentage":"1.8"},{"name":"THE CHASE MANHATTAN BANK, N. A. LONDON SPECIAL OMNIBUS SECS LENDING ACCOUNT(常任代理人 株式会社みずほ銀行決済営業部)","value":499000,"percentage":"1.8"},{"name":"株式会社千葉興業銀行(常任代理人 株式会社日本カストディ銀行)","value":341000,"percentage":"1.2"},{"name":"大樹生命保険株式会社(常任代理人 株式会社日本カストディ銀行)","value":327000,"percentage":"1.2"}]
上位10株主の持株比率合計は69.1%です。
所有者別構成（単元数、持株比率）
[{"name":"その他の法人","value":140732,"percentage":"49.7"},{"name":"個人その他","value":57973,"percentage":"20.5"},{"name":"金融機関","value":41530,"percentage":"14.6"},{"name":"個人以外","value":0,"percentage":"13.5"},{"name":"金融商品取引業者","value":3994,"percentage":"1.4"},{"name":"政府及び地方公共団体","value":14,"percentage":"0.0"},{"name":"個人","value":0,"percentage":"0.0"}]