日付	始値	高値	安値	終値	前日比	出来高	時価総額	25日乖離
2026
10/02	940	940	930	930	-1.06%	28,000	-	-2.62%
10/01	950	950	937	940	-0.84%	28,000	-	-1.78%
09/30	944	952	940	948	+0.42%	29,900	-	-1.04%
09/29	952	957	944	944	-1.36%	18,800	-	-1.67%
09/28	950	957	948	957	+0.84%	21,400	-	-0.42%
09/25	954	955	946	949	-0.42%	20,000	-	-1.25%
09/24	954	957	951	953	-0.1%	15,200	-	-0.94%
09/18	956	956	948	954	+0.32%	21,900	-	-0.93%
09/17	946	955	946	951	+0.53%	21,300	-	-1.35%
09/16	949	955	945	946	-0.73%	15,600	-	-1.97%
09/15	951	956	951	953	+0.42%	15,500	-	-1.35%
09/14	938	954	938	949	+1.5%	26,500	-	-1.86%
09/11	935	951	930	935	0%	82,200	-	-3.31%
09/10	（IR情報）14:00 剰余金の配当(中間配当)に関するお知らせ
09/10	（IR情報）14:00 2027年1月期第2四半期(中間期)決算短信補足説明資料
09/10	（IR情報）14:00 2027年1月期第2四半期(中間期)決算短信〔日本基準〕(連結)
09/10	953	970	921	935	-2.5%	359,000	-	-3.31%
09/09	959	960	955	959	0%	20,600	-	-0.93%
09/08	963	963	958	959	-0.21%	18,000	-	-0.83%
09/07	968	968	961	961	-0.41%	16,600	-	-0.62%
09/04	960	968	960	965	+0.63%	16,300	-	-0.1%
09/03	968	968	959	959	-0.21%	15,800	-	-0.72%
09/02	968	969	961	961	-1.33%	26,700	-	-0.72%
09/01	977	980	969	974	-0.31%	17,800	-	+0.41%
08/31	973	977	969	977	+0.41%	22,400	-	+0.62%
08/28	971	977	968	973	+0.1%	11,700	-	+0.1%
08/27	978	980	960	972	-0.61%	35,500	-	-0.1%
08/26	981	984	977	978	-0.1%	15,700	-	+0.41%
08/25	979	980	970	979	+0.82%	18,300	-	+0.41%
08/24	971	978	971	971	-0.31%	15,700	-	-0.51%
08/21	974	978	972	974	+0.41%	20,300	-	-0.31%
08/20	967	974	967	970	+0.31%	16,500	-	-0.92%
08/19	972	974	963	967	0%	19,400	-	-1.33%
08/18	976	976	967	967	-0.92%	24,500	-	-1.53%
08/17	981	981	975	976	-0.51%	22,700	-	-0.81%
08/14	977	983	975	981	+0.51%	50,100	-	-0.41%
08/13	981	982	974	976	-0.51%	30,700	-	-1.01%
08/12	976	983	972	981	+1.24%	36,600	-	-0.61%
08/10	963	972	956	969	+1.68%	63,700	-	-2.02%
08/07	950	953	947	953	+0.63%	30,600	-	-3.74%
08/06	945	949	945	947	+0.21%	23,000	-	-4.54%
08/05	946	947	943	945	0%	21,100	-	-4.83%
08/04	950	951	944	945	-0.42%	58,800	-	-5.03%
08/03	957	957	946	949	-0.21%	58,300	-	-4.81%
08/01	株式分割 1→2
07/31	953	956	948	951	-0.21%	69,200	-	-4.71%
07/30	951	963	939	953	-5.46%	141,000	-	-4.51%
07/29	1,003	1,009	1,003	1,008	+0.15%	79,200	-	+0.9%
07/28	1,009	1,009	1,003	1,007	+0.1%	30,200	-	+0.95%
07/27	1,003	1,007	1,002	1,006	+0.9%	23,200	-	+1.06%
07/24	1,000	1,002	996	997	-0.35%	47,400	-	+0.25%
07/23	1,006	1,006	1,000	1,000	-0.45%	28,400	-	+0.81%
07/22	1,003	1,005	999	1,005	+0.25%	35,000	-	+1.36%
07/21	1,001	1,012	999	1,002	+0.1%	61,600	-	+1.31%
07/17	1,010	1,012	1,000	1,001	-0.79%	41,400	-	+1.42%
07/16	1,006	1,013	1,006	1,009	+0.1%	48,000	-	+2.44%
07/15	1,010	1,014	1,006	1,008	+0.25%	16,600	-	+2.54%
07/14	1,011	1,015	1,005	1,006	+0.05%	34,200	-	+2.39%
07/13	1,013	1,017	1,005	1,005	-0.74%	28,000	-	+2.66%
07/10	1,013	1,014	1,007	1,013	+0.25%	30,600	-	+3.63%
07/09	1,006	1,012	1,006	1,010	+0.15%	19,200	-	+3.59%
07/08	1,009	1,013	1,007	1,009	-0.05%	24,400	-	+3.65%
07/07	1,009	1,022	1,009	1,009	0%	47,400	-	+4.02%
07/06	1,010	1,015	1,007	1,009	+0.3%	35,000	-	+4.24%
07/03	1,002	1,007	1,001	1,006	+0.55%	29,000	-	+4.14%
07/02	998	1,001	990	1,001	+1.57%	62,800	-	+3.68%
07/01	981	989	981	985	-0.61%	48,000	-	+2.18%
06/30	985	991	980	991	+0.61%	40,000	-	+2.91%
06/29	980	987	980	985	+1.08%	55,000	-	+2.39%
06/26	960	976	958	975	+1.35%	26,600	-	+1.4%
06/25	969	969	962	962	-0.26%	17,400	-	+0.16%
06/24	957	969	957	964	-0.05%	30,400	-	+0.42%
06/23	965	965	955	965	+0.47%	30,600	-	+0.47%
06/22	967	969	958	960	-0.67%	31,400	-	0%
06/19	967	968	958	967	+0.21%	31,600	-	+0.78%
06/18	967	972	964	965	+0.1%	26,400	-	+0.57%
06/17	952	968	952	964	+1.26%	73,400	-	+0.47%
06/16	（IR情報）14:00 株式分割及び定款の一部変更並びに配当予想の修正に関するお知らせ
06/16	958	975	945	952	-0.52%	139,600	-	-0.78%
06/15	950	958	948	957	+0.37%	64,800	-	-0.26%
06/12	（5%ルール）エフアイエーエムエルエルシー(FIAM LLC)（2.46%）フィデリティマネジメントトラストカンパニー(Fid…（0.38%）フィデリティマネジメントアンドリサーチカンパニー…（3.22%）
06/12	952	965	947	953	-1.19%	88,600	-	-0.63%
06/11	964	965	950	965	-0.57%	39,800	-	+0.57%
06/10	（IR情報）14:00 2027年1月期第1四半期決算短信補足説明資料
06/10	（IR情報）14:00 2027年1月期第1四半期決算短信〔日本基準〕(連結)
06/10	（5%ルール）エフアイエーエムエルエルシー(FIAM LLC)（2.46%）フィデリティマネジメントトラストカンパニー(Fid…（0.38%）フィデリティマネジメントアンドリサーチカンパニー…（3.22%）
06/10	953	999	949	970	+2%	150,600	-	+1.25%
06/09	959	959	951	951	0%	13,400	-	-0.63%
06/08	（5%ルール）フィデリティマネジメントトラストカンパニー(Fid…（0.37%）エフアイエーエムエルエルシー(FIAM LLC)（1.48%）フィデリティマネジメントアンドリサーチカンパニー…（3.23%）
06/08	950	960	945	951	-0.47%	30,800	-	-0.63%
06/05	947	961	946	956	+0.9%	32,600	-	-0.16%
06/04	951	953	946	947	-0.79%	38,400	-	-1.04%
06/03	950	957	945	955	+0.42%	33,800	-	-0.26%
06/02	961	961	951	951	-1.25%	45,400	-	-0.68%
06/01	968	975	961	963	-0.88%	27,000	-	+0.47%
05/29	978	983	966	971	-0.1%	35,200	-	+1.36%
05/28	961	976	961	972	+0.36%	20,000	-	+1.46%
05/27	963	969	962	969	+0.68%	19,000	-	+1.1%
05/26	958	969	957	962	+0.37%	22,000	-	+0.31%
05/25	985	985	959	959	-0.62%	67,600	-	-0.05%
05/22	963	968	956	965	+0.63%	25,000	-	+0.47%
05/21	961	964	957	959	+0.63%	14,800	-	-0.26%
05/20	960	963	946	953	-1.04%	40,800	-	-0.99%
05/19	955	966	955	963	+0.84%	29,400	-	-0.05%
05/18	955	961	952	955	-0.68%	27,200	-	-0.99%
05/15	952	967	952	961	+0.73%	26,400	-	-0.41%
05/14	959	965	951	954	-0.52%	37,800	-	-1.24%
05/13	（自社株買い）取締役会(2026年3月13日)での決議状況(取得期間2026年3月16日～2026年4月30日)
05/13	958	961	955	959	+0.21%	19,200	-	-0.83%
05/12	959	961	952	957	-0.05%	17,000	-	-1.14%
05/11	961	968	955	958	+0.47%	18,800	-	-1.08%

アルトナー（2163）のイベントチャート

2026/05/11～2026/10/02

イベント情報＆株価推移

開示資料

決算

株式

チャート