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
07/13	17:00 譲渡制限付株式報酬としての自己株式処分に関するお知らせ
07/13	1,998	1,998	1,981	1,990	-0.7%	2,600	533億2061万	+2.31%
07/10	1,990	2,004	1,986	2,004	+1.73%	1,100	536億9573万	+3.19%
07/09	1,944	1,970	1,940	1,970	+0.25%	2,100	527億8473万	+1.76%
07/08	1,969	1,969	1,942	1,965	+0.15%	1,100	526億5076万	+1.76%
07/07	1,945	1,965	1,932	1,962	+0.93%	1,200	525億7037万	+1.82%
07/06	1,920	1,944	1,914	1,944	-1.92%	13,700	520億8808万	+1.04%
07/03	1,952	1,990	1,951	1,982	+0.61%	1,500	531億626万	+3.18%
07/02	1,942	1,970	1,921	1,970	+2.23%	3,700	527億8473万	+2.87%
07/01	1,925	1,955	1,924	1,927	-3.6%	8,500	516億3257万	+0.94%
06/30	16:00 人事異動に関するお知らせ
06/30	2,010	2,010	1,985	1,999	-1.09%	1,300	535億6176万	+4.88%
06/29	2,015	2,055	1,951	2,021	+0.35%	4,900	541億5123万	+6.31%
06/26	2,065	2,065	1,990	2,014	-2.42%	3,400	539億6367万	+6.34%
06/25	16:00 支配株主等に関する事項について
06/25	2,006	2,070	1,979	2,064	+4.51%	10,800	553億339万	+9.38%
06/24	1,950	1,994	1,950	1,975	+1.54%	3,500	529億1870万	+5.22%
06/23	1,923	1,963	1,911	1,945	+0.15%	1,900	521億1487万	+3.96%
06/22	1,930	1,974	1,930	1,942	+2.05%	2,100	520億3449万	+4.13%
06/19	16:00 親会社等に係る決算に関するお知らせ
06/19	1,997	1,999	1,862	1,903	-4.71%	5,300	509億8951万	+2.31%
06/18	1,942	1,997	1,942	1,997	+2.62%	3,100	535億817万	+7.54%
06/17	1,889	1,948	1,869	1,946	+4.23%	5,100	521億4166万	+4.85%
06/16	1,873	1,873	1,851	1,867	+1.3%	51,000	500億2492万	+1.08%
06/15	1,866	1,866	1,838	1,843	+0.05%	900	493億8185万	-0.05%
06/12	1,874	1,876	1,833	1,842	-0.22%	1,200	493億5506万	+0.05%
06/11	1,833	1,848	1,830	1,846	-0.22%	1,200	494億6224万	+0.54%
06/10	1,841	1,854	1,836	1,850	-1.02%	1,500	495億6941万	+1.09%
06/09	1,914	1,914	1,855	1,869	-2.35%	1,900	500億7850万	+2.52%
06/08	1,819	1,914	1,819	1,914	+4.02%	2,000	512億8425万	+5.4%
06/05	1,850	1,859	1,834	1,840	-0.43%	1,200	493億147万	+1.83%
06/04	1,831	1,858	1,818	1,848	-0.7%	1,600	495億1582万	+2.61%
06/03	1,855	1,880	1,854	1,861	-1.01%	1,600	498億6415万	+3.62%
06/02	1,859	1,945	1,835	1,880	+0.53%	2,400	503億7324万	+4.85%
06/01	1,870	1,870	1,864	1,870	+1.19%	1,600	501億530万	+4.41%
05/29	16:00 人事異動に関するお知らせ
05/29	1,838	1,848	1,818	1,848	+1.54%	1,300	495億1582万	+3.7%
05/28	1,832	1,854	1,798	1,820	-1.25%	3,400	487億6558万	+2.59%
05/27	1,875	1,890	1,843	1,843	-1.65%	2,300	493億8185万	+4.42%
05/26	1,850	1,875	1,815	1,874	+1.3%	900	502億1248万	+6.66%
05/25	1,849	1,850	1,826	1,850	+0.54%	2,900	495億6941万	+5.9%
05/22	1,809	1,850	1,807	1,840	+1.77%	3,400	493億147万	+5.93%
05/21	1,820	1,840	1,808	1,808	-0.55%	2,700	484億4405万	+4.63%
05/20	1,811	1,829	1,810	1,818	+0.44%	2,900	487億1200万	+5.64%
05/19	1,810	1,811	1,810	1,810	0%	1,600	484億9764万	+5.6%
05/18	1,883	1,883	1,810	1,810	-1.79%	2,200	484億9764万	+5.97%
05/15	1,945	1,945	1,830	1,843	-5.49%	5,400	493億8185万	+8.41%
05/14	1,976	2,128	1,863	1,950	+12.33%	29,200	522億4884万	+15.18%
05/13	16:00 2026年3月期決算短信〔日本基準〕(非連結)
05/13	16:00 役職員の異動に関するお知らせ
05/13	1,799	1,799	1,723	1,736	-3.29%	1,200	465億1487万	+3.27%
05/12	1,744	1,795	1,733	1,795	+1.64%	2,000	480億9573万	+6.91%
05/11	1,766	1,790	1,766	1,766	+3.03%	4,900	473億1869万	+5.43%
05/08	1,683	1,750	1,683	1,714	+1.42%	1,500	459億2539万	+2.51%
05/07	1,697	1,711	1,690	1,690	+0.54%	1,400	452億8233万	+0.96%
05/01	1,719	1,719	1,681	1,681	-0.71%	2,500	450億4118万	-0.12%
04/30	1,660	1,698	1,660	1,693	+0.95%	800	453億6271万	+0.12%
04/28	1,662	1,677	1,652	1,677	-1.18%	2,600	449億3400万	-1.24%
04/27	1,726	1,730	1,677	1,697	-1.96%	2,700	454億6989万	-0.47%
04/24	16:00 山岳トンネル施工の作業環境改善技術の開発について
04/24	1,796	1,796	1,717	1,731	-2.53%	3,800	463億8089万	+1.23%
04/23	1,834	1,834	1,670	1,776	-3.74%	13,300	475億8664万	+3.68%
04/22	12:00 業績予想及び配当予想の修正に関するお知らせ
04/22	1,638	1,871	1,638	1,845	+12.71%	24,200	494億3544万	+7.64%
04/21	1,638	1,658	1,631	1,637	-0.06%	2,000	438億6223万	-4.44%
04/20	1,610	1,638	1,610	1,638	+2.06%	1,600	438億8903万	-4.88%
04/17	1,625	1,625	1,604	1,605	-2.55%	700	430億481万	-7.23%
04/16	1,625	1,647	1,600	1,647	+1.86%	2,300	441億3017万	-5.29%
04/15	1,602	1,618	1,602	1,617	+1.25%	1,100	433億2635万	-7.49%
04/14	1,627	1,660	1,597	1,597	-1.42%	8,700	427億9046万	-9.16%
04/13	1,621	1,649	1,620	1,620	-0.92%	2,800	434億673万	-8.32%
04/10	1,650	1,652	1,612	1,635	-0.55%	5,400	438億864万	-8.09%
04/09	1,645	1,695	1,639	1,644	0%	3,400	440億4979万	-8.16%
04/08	1,627	1,657	1,627	1,644	+1.04%	5,400	440億4979万	-8.62%
04/07	1,687	1,687	1,626	1,627	-1.75%	2,000	435億9429万	-10.21%
04/06	1,666	1,698	1,656	1,656	-0.6%	1,000	443億7132万	-9.51%
04/03	1,682	1,689	1,666	1,666	-0.83%	2,800	446億3927万	-9.75%
04/02	1,693	1,694	1,670	1,680	-0.77%	2,400	450億1439万	-9.58%
04/01	1,740	1,750	1,652	1,693	-0.41%	8,600	453億6271万	-9.32%
03/31	16:00 人事異動に関するお知らせ
03/31	1,734	1,734	1,685	1,700	-3.24%	4,700	455億5027万	-9.28%
03/30	11:30 ニューマチックケーソン排土設備自動化の開発
03/30	1,722	1,805	1,722	1,757	-8.49%	6,600	470億7754万	-6.49%
03/27	1,869	1,920	1,869	1,920	+2.13%	7,400	514億4501万	+2.18%
03/26	1,865	1,886	1,863	1,880	+1.02%	2,600	503億7324万	+0.53%
03/25	1,849	1,866	1,849	1,861	+0.92%	2,900	498億6415万	-0.11%
03/24	1,818	1,845	1,812	1,844	+1.37%	3,000	494億865万	-0.7%
03/23	1,790	1,835	1,760	1,819	+0.61%	3,400	487億3879万	-1.78%
03/19	1,814	1,814	1,780	1,808	-0.5%	3,500	484億4405万	-2.16%
03/18	1,855	1,855	1,816	1,817	+0.11%	2,100	486億8520万	-1.41%
03/17	1,874	1,881	1,795	1,815	-1.79%	10,200	486億3161万	-1.14%
03/16	1,815	1,848	1,810	1,848	+0.43%	4,000	495億1582万	+1.09%
03/13	1,828	1,847	1,818	1,840	+0.55%	3,900	493億147万	+1.21%
03/12	1,879	1,879	1,830	1,830	-2.3%	1,400	490億3353万	+1.27%
03/11	1,858	1,881	1,849	1,873	+0.43%	4,700	501億8568万	+4.23%
03/10	1,872	1,883	1,850	1,865	+1.8%	3,900	499億7133万	+4.54%
03/09	1,888	1,888	1,808	1,832	-4.08%	8,900	490億8712万	+3.39%
03/06	1,911	1,932	1,892	1,910	-0.26%	3,100	511億7707万	+8.4%
03/05	1,922	1,990	1,898	1,915	+1.75%	8,100	513億1104万	+9.49%
03/04	1,926	1,941	1,875	1,882	-4.27%	9,700	504億2683万	+8.41%
03/03	2,090	2,150	1,942	1,966	-5.3%	12,200	526億7755万	+14.04%
03/02	2,059	2,150	2,045	2,076	+0.83%	9,900	556億2492万	+21.4%
02/27	1,991	2,059	1,965	2,059	+4.52%	8,200	551億6942万	+21.76%
02/26	1,912	2,000	1,889	1,970	+3.74%	11,200	527億8473万	+17.82%
02/25	1,881	1,913	1,873	1,899	+1.82%	8,100	508億8233万	+14.54%
02/24	1,850	1,939	1,850	1,865	+1.91%	13,300	499億7133万	+13.3%
02/20	1,799	1,836	1,770	1,830	+4.87%	10,100	490億3353万	+12%
02/19	1,735	1,765	1,723	1,745	+2.53%	12,700	467億5601万	+7.45%
02/18	1,704	1,720	1,682	1,702	+0.06%	3,100	456億386万	+5.26%
02/17	1,703	1,720	1,699	1,701	-0.53%	4,700	455億7707万	+5.46%
02/16	1,719	1,719	1,698	1,710	-0.52%	8,000	458億1821万	+6.28%

大本組（1793）のIR情報・決算資料

2026/02/16～2026/07/13

IR情報＆株価推移

開示資料

決算

株式

チャート