【5363】TYK

耐火物メーカー。主に鉄鋼業向け。大株主にJFEスチール、大同特殊鋼。

類似企業：

【業界1位】 AGC

【売上同水準】 日本ヒューム SECカーボン

東証スタンダード

ガラス・土石製品 土石

＞

ガラス・土石製品 土石

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IRニュース IRカレンダー 中期経営計画 経営理念 社長 役員紹介 沿革 事業内容 会社概要 大株主 事業説明会 外部レポート

保有者	2014.3	2014.9	2015.3	2015.9	2016.3	2016.9	2017.3	2017.9	2018.3	2018.9	2019.3	2019.9	2020.3	2020.9	2021.3	2021.9	2022.3	2022.9	2023.3	2023.9	2024.3	2024.9	2025.3	2025.9
大同特殊鋼株式会社	5,225,000 (11.48%)	5,225,000 (11.48%)	5,225,000 (11.48%)	5,225,000 (11.48%)	5,225,000 (11.48%)	5,225,000 (11.48%)	5,225,000 (11.48%)	5,225,000 (11.48%)	5,225,000 (11.7%)	5,225,000 (11.7%)	5,225,000 (11.7%)	5,225,000 (11.84%)	5,225,000 (11.75%)	5,225,000 (11.75%)	5,225,000 (11.75%)	5,225,000 (11.75%)	5,225,000 (11.75%)	5,225,000 (11.75%)	5,225,000 (11.75%)	5,225,000 (11.75%)	5,225,000 (11.75%)	5,225,000 (11.75%)	5,225,000 (11.75%)	5,225,000 (11.75%)
株式会社みずほ銀行	2,216,000 (4.87%)	2,216,000 (4.87%)	2,216,000 (4.87%)	2,216,000 (4.87%)	2,216,000 (4.87%)	2,216,000 (4.87%)	2,216,000 (4.87%)	2,216,000 (4.87%)	2,216,000 (4.96%)	2,216,000 (4.96%)	2,216,000 (4.96%)	2,216,000 (5.02%)	2,216,000 (4.98%)	2,216,000 (4.98%)	2,216,000 (4.98%)	2,216,000 (4.98%)	2,216,000 (4.98%)	2,216,000 (4.98%)	2,216,000 (4.98%)	2,216,000 (4.98%)	2,216,000 (4.98%)	2,216,000 (4.98%)	2,216,000 (4.98%)	2,216,000 (4.98%)
株式会社十六銀行	2,166,000 (4.76%)	2,166,000 (4.76%)	2,166,000 (4.76%)	2,166,000 (4.76%)	2,166,000 (4.76%)	2,166,000 (4.76%)	2,166,000 (4.76%)	2,166,000 (4.76%)	2,166,000 (4.85%)	2,166,000 (4.85%)	2,166,000 (4.85%)	2,166,000 (4.9%)	2,166,000 (4.87%)	2,166,000 (4.87%)	2,166,000 (4.87%)	2,166,000 (4.87%)	2,166,000 (4.87%)	2,166,000 (4.87%)	2,166,000 (4.87%)	2,166,000 (4.87%)	2,166,000 (4.87%)	2,166,000 (4.87%)	2,166,000 (4.87%)	2,166,000 (4.87%)
株式会社大垣共立銀行	2,164,000 (4.75%)	2,164,000 (4.75%)	2,164,000 (4.75%)	2,164,000 (4.75%)	2,164,000 (4.75%)	2,164,000 (4.75%)	2,164,000 (4.75%)	2,164,000 (4.75%)	2,164,000 (4.84%)	2,164,000 (4.84%)	2,164,000 (4.84%)	2,164,000 (4.9%)	2,164,000 (4.87%)	2,164,000 (4.87%)	2,164,000 (4.87%)	2,164,000 (4.87%)	2,164,000 (4.87%)	2,164,000 (4.87%)	2,164,000 (4.87%)	2,164,000 (4.87%)	2,164,000 (4.87%)	2,164,000 (4.87%)	2,164,000 (4.87%)	2,164,000 (4.87%)
株式会社あいち銀行																							1,939,000 (4.36%)	1,939,000 (4.36%)
JFEスチール株式会社	5,871,000 (12.91%)	5,871,000 (12.91%)	5,871,000 (12.91%)	5,871,000 (12.91%)	5,871,000 (12.91%)	5,871,000 (12.91%)	5,871,000 (12.91%)	5,284,000 (11.62%)	5,284,000 (11.84%)	5,284,000 (11.84%)	5,284,000 (11.84%)	5,284,000 (11.97%)	5,284,000 (11.89%)	5,284,000 (11.89%)	5,284,000 (11.89%)	4,650,000 (10.46%)	4,650,000 (10.46%)	4,650,000 (10.46%)	3,692,000 (8.31%)	1,865,000 (4.19%)	1,865,000 (4.19%)	1,865,000 (4.19%)	1,865,000 (4.19%)	1,865,000 (4.19%)
中部鋼鈑株式会社																				1,362,000 (3.06%)	1,362,000 (3.06%)	1,362,000 (3.06%)	1,362,000 (3.06%)	1,362,000 (3.06%)
株式会社日本製鋼所	1,350,000 (2.96%)	1,350,000 (2.96%)	1,350,000 (2.96%)	1,350,000 (2.96%)	1,350,000 (2.96%)	1,350,000 (2.96%)	1,350,000 (2.96%)	1,350,000 (2.96%)	1,350,000 (3.02%)	1,350,000 (3.02%)	1,350,000 (3.02%)	1,350,000 (3.06%)	1,350,000 (3.03%)	1,350,000 (3.03%)	1,350,000 (3.03%)	1,350,000 (3.03%)	1,350,000 (3.03%)	1,350,000 (3.03%)	1,350,000 (3.03%)	1,350,000 (3.03%)	1,350,000 (3.03%)	1,350,000 (3.03%)	1,350,000 (3.03%)	1,350,000 (3.03%)
岡谷鋼機株式会社																			1,287,000 (2.89%)	1,307,000 (2.94%)	1,307,000 (2.94%)	1,307,000 (2.94%)	1,307,000 (2.94%)	1,307,000 (2.94%)
住友不動産株式会社																	1,154,000 (2.59%)	1,154,000 (2.59%)				1,154,000 (2.59%)	1,154,000 (2.59%)	1,154,000 (2.59%)
株式会社愛知銀行	1,850,000 (4.06%)	1,850,000 (4.06%)	1,850,000 (4.06%)	1,850,000 (4.06%)	1,850,000 (4.06%)	1,850,000 (4.06%)	1,850,000 (4.06%)	1,850,000 (4.06%)	1,850,000 (4.14%)	1,939,000 (4.34%)	1,939,000 (4.34%)	1,939,000 (4.39%)	1,939,000 (4.36%)	1,939,000 (4.36%)	1,939,000 (4.36%)	1,939,000 (4.36%)	1,939,000 (4.36%)	1,939,000 (4.36%)	1,939,000 (4.36%)	1,939,000 (4.36%)	1,939,000 (4.36%)	1,939,000 (4.36%)
株式会社日本カストディ銀行(信託口4)	1,237,000 (2.72%)	1,250,000 (2.74%)	1,250,000 (2.74%)	1,253,000 (2.75%)	1,246,000 (2.74%)	1,265,000 (2.78%)	1,266,000 (2.78%)	1,269,000 (2.79%)	1,264,000 (2.83%)	1,265,000 (2.83%)	1,274,000 (2.85%)	1,285,000 (2.91%)	1,292,000 (2.9%)	1,292,000 (2.9%)	1,288,000 (2.9%)	1,288,000 (2.89%)	1,288,000 (2.89%)	1,286,000 (2.89%)	1,267,000 (2.85%)		1,257,000 (2.82%)
日本マスタートラスト信託銀行株式会社(信託口)													1,185,000 (2.66%)	1,458,000 (3.28%)	1,360,000 (3.06%)	2,987,000 (6.72%)	2,830,000 (6.37%)	2,120,000 (4.77%)	1,672,000 (3.76%)	1,364,000 (3.07%)
株式会社山口銀行	1,099,000 (2.41%)	1,099,000 (2.41%)	1,099,000 (2.41%)	1,099,000 (2.41%)	1,099,000 (2.41%)	1,099,000 (2.41%)	1,099,000 (2.41%)	1,099,000 (2.41%)	1,099,000 (2.46%)	1,099,000 (2.46%)	1,099,000 (2.46%)	1,099,000 (2.49%)	1,099,000 (2.47%)	1,099,000 (2.47%)	1,099,000 (2.47%)	1,099,000 (2.47%)
あいおいニッセイ同和損害保険株式会社	1,000,000 (2.2%)	1,000,000 (2.2%)	1,000,000 (2.2%)	1,000,000 (2.2%)	1,000,000 (2.2%)	1,000,000 (2.2%)	1,000,000 (2.2%)	1,000,000 (2.2%)	1,000,000 (2.24%)	1,000,000 (2.24%)	1,000,000 (2.24%)	1,000,000 (2.26%)