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【5304】SECカーボン

黒鉛電極など炭素製品。

類似企業：

【業界1位】 AGC

【売上同水準】 TYK ヨータイ

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

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
大谷製鉄株式会社	8,937,000 (21.59%)	8,937,000 (21.59%)	8,937,000 (21.59%)	8,937,000 (21.59%)	8,937,000 (21.59%)	8,937,000 (21.59%)	8,937,000 (21.59%)	8,937,000 (21.59%)	893,700 (21.78%)	826,000 (20.32%)	796,000 (19.58%)	796,000 (19.58%)	796,000 (19.58%)	796,000 (19.58%)	796,000 (19.58%)	796,000 (19.58%)	796,000 (19.58%)	796,000 (19.58%)	796,000 (19.58%)	796,000 (19.58%)	3,980,000 (19.58%)	3,980,000 (19.85%)	3,980,000 (19.85%)	3,980,000 (19.85%)
三菱商事株式会社	3,922,000 (9.47%)	3,922,000 (9.47%)	3,922,000 (9.47%)	3,922,000 (9.47%)	3,922,000 (9.47%)	3,922,000 (9.47%)	3,922,000 (9.47%)	3,922,000 (9.47%)	392,200 (9.56%)	392,000 (9.65%)	392,200 (9.65%)	392,000 (9.65%)	392,200 (9.65%)	392,200 (9.65%)	392,200 (9.65%)	392,200 (9.65%)	392,200 (9.65%)	392,200 (9.65%)	392,200 (9.65%)	392,200 (9.65%)	1,961,000 (9.65%)	1,961,000 (9.78%)	1,961,000 (9.78%)	1,961,000 (9.78%)
住友商事株式会社	2,237,000 (5.4%)	2,237,000 (5.4%)	2,237,000 (5.4%)	2,237,000 (5.4%)	2,237,000 (5.4%)	2,237,000 (5.4%)	2,237,000 (5.4%)	2,237,000 (5.4%)	223,700 (5.45%)	223,000 (5.5%)	223,700 (5.5%)	223,000 (5.5%)	223,700 (5.5%)	223,700 (5.5%)	223,700 (5.5%)	223,700 (5.5%)	201,300 (4.95%)	201,300 (4.95%)	201,300 (4.95%)	201,300 (4.95%)	1,006,500 (4.95%)	1,006,500 (5.02%)	1,006,500 (5.02%)	1,006,500 (5.02%)
日本カーボン株式会社																			121,400 (2.99%)	162,600 (4.0%)	813,000 (4.0%)	813,000 (4.06%)	813,000 (4.06%)	813,000 (4.06%)
公益財団法人大谷教育文化振興財団	1,659,000 (4.0%)	1,659,000 (4.0%)	1,659,000 (4.0%)	1,659,000 (4.0%)	1,659,000 (4.0%)	1,659,000 (4.0%)	1,659,000 (4.0%)	1,659,000 (4.0%)	165,900 (4.04%)	165,000 (4.08%)	155,900 (3.83%)	155,000 (3.83%)	155,900 (3.83%)	155,900 (3.83%)	155,900 (3.83%)	155,900 (3.83%)	155,900 (3.83%)	155,900 (3.84%)	135,900 (3.34%)	135,900 (3.34%)	679,500 (3.34%)	679,500 (3.39%)	679,500 (3.39%)	679,500 (3.39%)
大谷民明	1,200,000 (2.89%)	1,200,000 (2.89%)	1,200,000 (2.89%)	1,200,000 (2.89%)	1,200,000 (2.89%)	1,200,000 (2.89%)	1,200,000 (2.89%)	1,200,000 (2.89%)	120,000 (2.92%)	120,000 (2.95%)	120,000 (2.95%)	120,000 (2.95%)	120,000 (2.95%)	120,000 (2.95%)	120,000 (2.95%)	120,000 (2.95%)	120,000 (2.95%)	120,000 (2.95%)	120,000 (2.95%)	120,000 (2.95%)	600,000 (2.95%)	600,000 (2.99%)	600,000 (2.99%)	600,000 (2.99%)
株式会社三菱UFJ銀行	1,066,000 (2.57%)	1,066,000 (2.57%)	1,066,000 (2.57%)	1,066,000 (2.57%)	1,066,000 (2.57%)	1,066,000 (2.57%)	1,066,000 (2.57%)	1,066,000 (2.57%)	106,694 (2.6%)	106,000 (2.62%)	106,694 (2.62%)	106,000 (2.62%)	106,694 (2.62%)	106,694 (2.62%)	106,694 (2.62%)	106,694 (2.62%)	106,694 (2.62%)	106,694 (2.62%)	106,694 (2.62%)	106,694 (2.62%)	533,470 (2.62%)	533,470 (2.66%)	533,470 (2.66%)	533,470 (2.66%)
大和工業株式会社													95,500 (2.35%)	95,500 (2.35%)	95,500 (2.35%)	95,500 (2.35%)	95,500 (2.35%)	95,500 (2.35%)	95,500 (2.35%)	95,500 (2.35%)	477,500 (2.35%)	477,500 (2.38%)	477,500 (2.38%)	477,500 (2.38%)
日鉄エンジニアリング株式会社	1,672,000 (4.04%)	1,672,000 (4.04%)	1,672,000 (4.04%)	1,672,000 (4.04%)	1,672,000 (4.04%)	1,672,000 (4.04%)	1,672,000 (4.04%)	1,672,000 (4.04%)	167,250 (4.08%)	167,000 (4.11%)	167,250 (4.11%)	125,000 (3.09%)		83,650 (2.06%)	83,650 (2.06%)	83,650 (2.06%)	83,650 (2.06%)	83,650 (2.06%)	83,650 (2.06%)	83,650 (2.06%)	418,250 (2.06%)	418,250 (2.09%)	418,250 (2.09%)	418,250 (2.09%)
MSIP CLIENT SECURITIES(常任代理人モルガン・スタンレーMUFG証券株式会社)																							361,350 (1.8%)	396,650 (1.98%)
コーソ運輸工業株式会社											98,900 (2.43%)	98,000 (2.43%)	98,900 (2.43%)	98,900 (2.43%)	98,900 (2.43%)	98,900 (2.43%)	98,900 (2.43%)	98,900 (2.43%)	98,900 (2.43%)	98,900 (2.43%)	494,500 (2.43%)	348,800 (1.74%)
日本マスタートラスト信託銀行株式会社(信託口)															63,700 (1.57%)	64,500 (1.59%)	64,400 (1.58%)	67,300 (1.66%)
大谷智代	1,185,000 (2.86%)	1,185,000 (2.86%)	1,185,000 (2.86%)	1,185,000 (2.86%)	1,185,000 (2.86%)	1,185,000 (2.86%)	1,185,000 (2.86%)	1,185,000 (2.86%)	100,000 (2.44%)	100,000 (2.46%)	100,000 (2.46%)	100,000 (2.46%)	100,000 (2.46%)	100,000 (2.46%)
大同生命保険株式会社	1,293,000 (3.12%)	1,293,000 (3.12%)	1,293,000 (3.12%)	1,293,000 (3.12%)	1,293,000 (3.12%)	1,293,000 (3.12%)	1,293,000 (3.12%)	1,293,000 (3.12%)	129,300 (3.15%)	129,000 (3.18%)	129,300 (3.18%)	129,000 (3.18%)	129,300 (3.18%)
大谷壽一	1,193,000 (2.88%)	1,193,000 (2.88%)	1,193,000 (2.88%)	1,193,000 (2.88%)	1,193,000 (2.88%)	1,193,000 (2.88%)	1,193,000 (2.88%)	1,193,000 (2.88%)	119,300 (2.91%)	107,000 (2.64%)