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基本データ

【業種】: ガラス・土石製品
【市場】: プライム（内国株式）
【決算期】: 12月
【会社設立】
【上場】: 2006.3
【直近決算日】: 2025-05-12（1Q）
【決算予定日】: 2025-08-07 (15:30)

【時価総額】: 991億9000万円
【PBR】: 1.09倍
【配当利回り(予)】: 3.07%

企業概要

この企業グループは、主に等方性黒鉛材料を素材に、高機能カーボン製品の製造、加工および販売を行うカーボン専業メーカーである。
特に、エレクトロニクスや産業機械、宇宙航空、原子力など幅広い分野で使用される特殊黒鉛製品に強みを持ち、自社の高い製造能力を活かして顧客ニーズに合った多品種少量生産に対応する体制が整っている。
さらに、基礎研究と応用研究を通じて、新たな用途の開発にも注力し、医療やエネルギー分野への展開検討も行われている。
C/Cコンポジット製品や黒鉛シート製品など、先進的な材料開発を進め、多様な市場ニーズに応える製品ラインナップを有している。

業績修正履歴

年度	タイプ	日付	売上高	営業利益	経常利益	純利益
2023-12	新規	2023-02-14	47,000	8,000	8,000	5,500
	変更	2023-08-09	48,500(⬆)	8,500(⬆)	9,300(⬆)	7,000(⬆)
2024-12	新規	2024-02-14	54,000	10,900	10,500	7,600
今期	新規	2025-02-14	52,000	10,000	9,800	7,000

通期四半期別

売上高

経常利益

純利益

通期四半期別

決算期	四半期	売上高	営業利益	経常利益	純利益	1株当たり純利益	営業利益率	経常利益率	売上高/前年比	営業利益/前年比	経常利益/前年比	純利益/前年比
	予想	52,000	10,000	9,800	7,000	333.77	19.23%	18.85%	-2.06%	-18.29%	-27.30%	-29.72%
2025-12	1	11,475	2,140	1,885	1,276	60.88	18.65%	16.43%	-8.7%	-15.9%	-38%	-46.4%
2024-12	4	53,093	12,238	13,480	9,960	474.95	23.05%	25.39%	7.8%	31.8%	32.4%	32.7%
	3	39,062	9,266	9,737	7,189	342.8	23.72%	24.93%	8.5%	38.5%	26.4%	23.7%
	2	26,284	5,808	6,994	5,156	245.89	22.1%	26.61%	10.8%	26%	31%	24.9%
	1	12,573	2,546	3,040	2,380	113.51	20.25%	24.18%	11.2%	19.1%	34.1%	29.8%
2023-12	4	49,251	9,283	10,182	7,506	357.91	18.85%	20.67%	12.5%	39.2%	38.2%	44.9%
	3	36,001	6,690	7,700	5,810	277.05	18.58%	21.39%	12.4%	34.7%	29.8%	39.9%
	2	23,712	4,610	5,338	4,128	196.85	19.44%	22.51%	16.8%	51.7%	44.1%	61%
	1	11,304	2,137	2,266	1,833	87.44	18.9%	20.05%	14.1%	42.3%	27.1%	52.4%
2022-12	4	43,774	6,667	7,369	5,181	247.08	15.23%	16.83%	16%	17.7%	17.6%	16%
	3	32,028	4,965	5,932	4,152	198.02	15.5%	18.52%	16.7%	19.7%	28.3%	31.1%
	2	20,293	3,039	3,705	2,564	122.29	14.98%	18.26%	15.7%	28.4%	33.3%	40.6%
	1	9,906	1,502	1,783	1,203	57.37	15.16%	18%	19.5%	49.8%	41.2%	73.5%
2021-12	4	37,734	5,666	6,264	4,465	212.94	15.02%	16.6%	20.8%	65.6%	61.6%	67.7%
	3	27,449	4,148	4,623	3,168	151.07	15.11%	16.84%	18.7%	50.8%	51.4%	51.9%
	2	17,535	2,366	2,779	1,824	86.98	13.49%	15.85%	13%	14.7%	32%	24.8%
	1	8,288	1,002	1,263	693	33.06	12.09%	15.24%	5%	10.8%	51.8%	22%
2020-12	4	31,226	3,422	3,877	2,662	126.95	10.96%	12.42%	-14.2%	-33.9%	-25.5%	-9.6%
	3	23,119	2,751	3,053	2,085	99.46	11.9%	13.21%	-17%	-37.4%	-29.1%	-33.6%
	2	15,514	2,063	2,105	1,461	69.69	13.3%	13.57%	-19%	-34.7%	-31.3%	-36.5%
	1	7,897	905	831	568	27.11	11.46%	10.52%	-18.5%	-48.5%	-53%	-58%
2019-12	4	36,402	5,175	5,207	2,944	140.4	14.22%	14.3%	-11.5%	-26.2%	-26.2%	-40%
	3	27,868	4,394	4,303	3,143	149.87	15.77%	15.44%	-12.3%	-26.6%	-28.6%	-28.6%
	2	19,141	3,158	3,066	2,303	109.83	16.5%	16.02%	-13.2%	-24.4%	-25.1%	-24.6%
	1	9,686	1,758	1,768	1,352	64.5	18.15%	18.25%	-21.5%	-29.6%	-24.2%	-19.9%
2018-12	4	41,132	7,009	7,057	4,910	234.52	17.04%	17.16%	16.7%	89%	89.7%	62.5%
	3	31,763	5,983	6,030	4,404	210.47	18.84%	18.98%	23.6%	140.5%	148.8%	122.5%
	2	22,056	4,179	4,092	3,055	146.11	18.95%	18.55%	33.2%	215.1%	262.2%	170.5%
	1	12,335	2,498	2,334	1,687	80.8	20.25%	18.92%	52%	455.2%	427.2%	199.8%
2017-12	4	35,240	3,708	3,719	3,020	145.52	10.52%	10.55%	8.6%	468.2%	390%	963%
	3	25,693	2,487	2,423	1,979	95.43	9.68%	9.43%	4.6%	244.6%	422.6%	853%
	2	16,564	1,326	1,130	1,129	54.47	8.01%	6.82%	-2.2%	158.3%	338.3%	367.5%
	1	8,115	450	442	563	27.15	5.55%	5.45%	-7.6%	38.4%	92.4%	―
2016-12	4	32,464	652	759	284	13.71	2.01%	2.34%	-8.7%	-17.4%	-17.3%	-29.4%
	3	24,555	721	463	207	10.02	2.94%	1.89%	-6.8%	10.6%	-39.9%	-62.9%
	2	16,941	513	257	241	11.65	3.03%	1.52%	-4.1%	45.2%	-48.4%	-37.7%
	1	8,785	325	230	-95	-4.61	3.7%	2.62%	4%	27%	0.5%	―

決算期	四半期	売上高	営業利益	経常利益	純利益	1株当たり純利益	営業利益率	経常利益率	売上高/前年比	営業利益/前年比	経常利益/前年比	純利益/前年比
2025-12	1	11,475	2,140	1,885	1,276	60.88	18.65%	16.43%	-8.7%	-15.9%	-38%	-46.4%
2024-12	4	14,031	2,972	3,743	2,771	132.15	21.18%	26.68%	5.89%	14.62%	50.81%	63.38%
	3	12,778	3,458	2,743	2,033	96.91	27.06%	21.47%	3.98%	66.25%	16.13%	20.87%
	2	13,711	3,262	3,954	2,776	132.38	23.79%	28.84%	10.5%	31.9%	28.71%	20.96%
	1	12,573	2,546	3,040	2,380	113.51	20.25%	24.18%	11.2%	19.1%	34.1%	29.8%
2023-12	4	13,250	2,593	2,482	1,696	80.86	19.57%	18.73%	12.8%	52.35%	72.72%	64.82%
	3	12,289	2,080	2,362	1,682	80.2	16.93%	19.22%	4.72%	8%	6.06%	5.92%
	2	12,408	2,473	3,072	2,295	109.41	19.93%	24.76%	19.46%	60.9%	59.83%	68.63%
	1	11,304	2,137	2,266	1,833	87.44	18.9%	20.05%	14.1%	42.3%	27.1%	52.4%
2022-12	4	11,746	1,702	1,437	1,029	49.06	14.49%	12.23%	14.21%	12.12%	-12.43%	-20.66%
	3	11,735	1,926	2,227	1,588	75.73	16.41%	18.98%	18.37%	8.08%	20.77%	18.15%
	2	10,387	1,537	1,922	1,361	64.92	14.8%	18.5%	12.33%	12.68%	26.78%	20.34%
	1	9,906	1,502	1,783	1,203	57.37	15.16%	18%	19.5%	49.8%	41.2%	73.5%
2021-12	4	10,285	1,518	1,641	1,297	61.87	14.76%	15.96%	26.87%	126.23%	99.15%	124.78%
	3	9,914	1,782	1,844	1,344	64.09	17.97%	18.6%	30.36%	159.01%	94.51%	115.38%
	2	9,247	1,364	1,516	1,131	53.92	14.75%	16.39%	21.4%	17.79%	19%	26.65%
	1	8,288	1,002	1,263	693	33.06	12.09%	15.24%	5%	10.8%	51.8%	22%
2020-12	4	8,107	671	824	577	27.49	8.28%	10.16%	-5%	-14.08%	-8.85%	―
	3	7,605	688	948	624	29.77	9.05%	12.47%	-12.86%	-44.34%	-23.36%	-25.71%
	2	7,617	1,158	1,274	893	42.58	15.2%	16.73%	-19.44%	-17.29%	-1.85%	-6.1%
	1	7,897	905	831	568	27.11	11.46%	10.52%	-18.5%	-48.5%	-53%	-58%
2019-12	4	8,534	781	904	-199	-9.47	9.15%	10.59%	-8.91%	-23.88%	-11.98%	―
	3	8,727	1,236	1,237	840	40.04	14.16%	14.17%	-10.1%	-31.49%	-36.17%	-37.73%
	2	9,455	1,400	1,298	951	45.33	14.81%	13.73%	-2.74%	-16.72%	-26.17%	-30.48%
	1	9,686	1,758	1,768	1,352	64.5	18.15%	18.25%	-21.5%	-29.6%	-24.2%	-19.9%
2018-12	4	9,369	1,026	1,027	506	24.05	10.95%	10.96%	-1.86%	-15.97%	-20.76%	-51.39%
	3	9,707	1,804	1,938	1,349	64.36	18.58%	19.96%	6.33%	55.38%	49.88%	58.71%
	2	9,721	1,681	1,758	1,368	65.31	17.29%	18.08%	15.06%	91.89%	155.52%	141.7%
	1	12,335	2,498	2,334	1,687	80.8	20.25%	18.92%	52%	455.2%	427.2%	199.8%
2017-12	4	9,547	1,221	1,296	1,041	50.09	12.79%	13.57%	20.71%	―	337.84%	1251.95%
	3	9,129	1,161	1,293	850	40.96	12.72%	14.16%	19.9%	458.17%	527.67%	―
	2	8,449	876	688	566	27.32	10.37%	8.14%	3.59%	365.96%	2448.15%	68.45%
	1	8,115	450	442	563	27.15	5.55%	5.45%	-7.6%	38.4%	92.4%	―
2016-12	4	7,909	-69	296	77	3.69	-0.87%	3.74%	-14.14%	―	102.74%	―
	3	7,614	208	206	-34	-1.63	2.73%	2.71%	-12.22%	-30.43%	-24.26%	―
	2	8,156	188	27	336	16.26	2.31%	0.33%	-11.61%	91.84%	-90.04%	8.74%
	1	8,785	325	230	-95	-4.61	3.7%	2.62%	4%	27%	0.5%	―

5310 東洋炭素 企業サイト Yahooファイナンス 日経新聞 株探 四季報

5310 東洋炭素　企業サイト　　　Yahooファイナンス　日経新聞　株探　四季報　