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
11/13	1,500	1,502	1,495	1,502	+1.14%	2,300	-	+0.74%
11/12	（IR情報）16:10 令和9年3月期第2四半期(中間期)決算短信〔日本基準〕(連結)
11/12	（IR情報）16:10 剰余金の配当(中間配当)に関するお知らせ
11/12	1,473	1,485	1,473	1,485	+0.34%	1,800	-	-0.4%
11/11	1,464	1,490	1,464	1,480	+1.16%	3,200	-	-0.87%
11/10	1,483	1,483	1,461	1,463	0%	3,100	-	-2.07%
11/09	1,460	1,470	1,460	1,463	+0.21%	3,000	-	-2.27%
11/06	1,478	1,479	1,450	1,460	-1.35%	6,500	-	-2.67%
11/05	1,476	1,485	1,476	1,480	+0.34%	2,500	-	-1.66%
11/04	1,486	1,486	1,455	1,475	-0.67%	5,100	-	-2.19%
11/02	1,486	1,486	1,476	1,485	-0.07%	5,700	-	-1.85%
10/30	1,486	1,486	1,483	1,486	0%	2,900	-	-2.11%
10/29	1,492	1,503	1,486	1,486	-0.6%	3,000	-	-2.43%
10/28	1,497	1,503	1,495	1,495	-0.13%	4,700	-	-2.16%
10/27	1,497	1,503	1,497	1,497	-0.27%	1,900	-	-2.35%
10/26	1,500	1,501	1,495	1,501	+0.07%	4,100	-	-2.41%
10/23	1,498	1,503	1,498	1,500	+0.13%	3,300	-	-2.72%
10/22	1,502	1,504	1,498	1,498	-0.27%	4,100	-	-3.17%
10/21	1,509	1,509	1,501	1,502	-0.07%	1,200	-	-3.16%
10/20	1,501	1,503	1,501	1,503	+0.07%	900	-	-3.34%
10/19	1,501	1,512	1,500	1,502	+0.07%	2,700	-	-3.66%
10/16	1,509	1,510	1,501	1,501	0%	2,900	-	-4.03%
10/15	1,504	1,505	1,501	1,501	-0.2%	2,400	-	-4.27%
10/14	1,502	1,505	1,501	1,504	+0.13%	2,400	-	-4.33%
10/13	1,502	1,510	1,499	1,502	-0.07%	5,700	-	-4.7%
10/09	1,500	1,510	1,500	1,503	+0.07%	3,600	-	-4.93%
10/08	1,508	1,510	1,502	1,502	-0.53%	2,900	-	-5.24%
10/07	1,516	1,530	1,510	1,510	-0.53%	2,700	-	-4.97%
10/06	1,520	1,524	1,518	1,518	0%	3,600	-	-4.71%
10/05	1,524	1,529	1,518	1,518	-0.39%	4,200	-	-4.95%
10/02	1,527	1,546	1,523	1,524	-1.49%	5,600	-	-4.75%
10/01	1,578	1,578	1,545	1,547	-1.96%	7,000	-	-3.55%
09/30	1,567	1,579	1,560	1,578	+1.15%	5,600	-	-1.74%
09/29	1,553	1,588	1,553	1,560	-2.68%	8,700	-	-2.92%
09/28	1,601	1,605	1,599	1,603	+0.12%	9,200	-	-0.43%
09/25	1,615	1,615	1,600	1,601	-1.05%	9,200	-	-0.56%
09/24	1,618	1,619	1,612	1,618	0%	7,200	-	+0.43%
09/18	1,607	1,619	1,607	1,618	+0.12%	2,200	-	+0.43%
09/17	1,616	1,616	1,607	1,616	0%	2,600	-	+0.37%
09/16	1,625	1,625	1,606	1,616	+0.25%	4,600	-	+0.37%
09/15	1,610	1,612	1,603	1,612	+0.19%	2,600	-	+0.12%
09/14	1,602	1,617	1,602	1,609	-0.06%	4,100	-	-0.19%
09/11	1,600	1,610	1,595	1,610	+0.63%	3,700	-	-0.19%
09/10	1,608	1,608	1,600	1,600	-0.5%	4,700	-	-0.87%
09/09	1,605	1,608	1,605	1,608	-0.06%	800	-	-0.5%
09/08	1,611	1,614	1,609	1,609	-0.12%	1,700	-	-0.49%
09/07	1,624	1,624	1,611	1,611	+0.12%	3,100	-	-0.43%
09/04	1,605	1,610	1,605	1,609	+0.25%	900	-	-0.62%
09/03	1,617	1,617	1,602	1,605	-0.74%	1,700	-	-0.93%
09/02	1,615	1,618	1,600	1,617	+0.12%	4,400	-	-0.31%
09/01	1,609	1,615	1,609	1,615	+0.81%	1,800	-	-0.49%
08/31	1,600	1,606	1,600	1,602	0%	3,900	-	-1.35%
08/28	1,612	1,620	1,602	1,602	-0.56%	3,500	-	-1.48%
08/27	1,611	1,613	1,600	1,611	0%	2,700	-	-0.98%
08/26	1,595	1,611	1,595	1,611	+0.62%	2,300	-	-1.04%
08/25	1,603	1,603	1,581	1,601	-0.25%	10,800	-	-1.78%
08/24	1,604	1,606	1,603	1,605	-0.25%	2,100	-	-1.53%
08/21	1,615	1,617	1,600	1,609	-1.05%	5,400	-	-1.35%
08/20	1,626	1,627	1,611	1,626	+0.49%	700	-	-0.25%
08/19	1,605	1,618	1,599	1,618	+0.43%	6,300	-	-0.68%
08/18	1,605	1,615	1,605	1,611	-0.25%	1,900	-	-0.98%
08/17	1,634	1,634	1,601	1,615	+0.87%	4,700	-	-0.74%
08/14	1,634	1,635	1,598	1,601	-1.17%	8,700	-	-1.54%
08/13	1,632	1,635	1,620	1,620	-0.25%	3,800	-	-0.43%
08/12	（IR情報）15:40 令和9年3月期第1四半期決算短信〔日本基準〕(連結)
08/12	1,629	1,641	1,621	1,624	-1.1%	7,300	-	-0.12%
08/10	1,642	1,647	1,635	1,642	+0.31%	1,400	-	+1.05%
08/07	1,640	1,640	1,637	1,637	-0.18%	1,300	-	+0.86%
08/06	1,644	1,644	1,638	1,640	-0.24%	2,000	-	+1.23%
08/05	1,648	1,648	1,632	1,644	+0.98%	1,800	-	+1.61%
08/04	1,644	1,644	1,628	1,628	-0.37%	2,100	-	+0.87%
08/03	1,650	1,650	1,629	1,634	-0.79%	2,500	-	+1.36%
07/31	1,626	1,647	1,626	1,647	+0.73%	800	-	+2.3%
07/30	1,647	1,648	1,635	1,635	-0.55%	2,100	-	+1.62%
07/29	1,648	1,648	1,636	1,644	-0.42%	1,100	-	+2.18%
07/28	1,650	1,651	1,621	1,651	+0.55%	3,000	-	+2.67%
07/27	1,640	1,646	1,636	1,642	+0.12%	3,300	-	+2.11%
07/24	1,651	1,652	1,640	1,640	-0.18%	1,100	-	+1.99%
07/23	1,650	1,652	1,636	1,643	+0.24%	1,400	-	+2.18%
07/22	1,648	1,650	1,630	1,639	-0.55%	2,700	-	+2.05%
07/21	1,627	1,648	1,615	1,648	+2.36%	5,200	-	+2.55%
07/17	1,614	1,625	1,605	1,610	-0.31%	3,200	-	+0.12%
07/16	1,623	1,623	1,597	1,615	+1.19%	3,700	-	+0.31%
07/15	1,585	1,611	1,584	1,596	+0.06%	6,400	-	-0.99%
07/14	1,582	1,606	1,578	1,595	+0.82%	3,100	-	-1.24%
07/13	1,579	1,604	1,579	1,582	-1.43%	3,900	-	-2.22%
07/10	（自社株買い）取締役会(令和8年6月16日)での決議状況(取得期間令和8年6月17日～令和8年6月17日)
07/10	1,593	1,605	1,593	1,605	+0.82%	1,500	-	-0.99%
07/09	1,610	1,615	1,592	1,592	-1.12%	2,000	-	-1.91%
07/08	1,601	1,610	1,590	1,610	+0.56%	1,800	-	-0.92%
07/07	1,618	1,618	1,601	1,601	-0.44%	2,900	-	-1.54%
07/06	1,592	1,611	1,576	1,608	+0.94%	4,800	-	-1.17%
07/03	1,570	1,593	1,570	1,593	+1.46%	900	-	-2.09%
07/02	1,581	1,583	1,564	1,570	+0.19%	3,400	-	-3.56%
07/01	1,595	1,595	1,561	1,567	0%	3,600	-	-3.81%
06/30	1,575	1,585	1,567	1,567	-0.51%	4,100	-	-3.87%
06/29	1,589	1,590	1,575	1,575	0%	4,700	-	-3.49%
06/26	1,614	1,614	1,575	1,575	-2.17%	8,500	-	-3.61%
06/25	1,613	1,624	1,610	1,610	-1.59%	4,700	-	-1.65%
06/24	1,641	1,648	1,619	1,636	+0.06%	1,100	-	-0.06%
06/23	1,626	1,635	1,625	1,635	-0.55%	800	-	-0.12%
06/22	1,613	1,647	1,613	1,644	0%	1,800	-	+0.37%
06/19	1,642	1,653	1,630	1,644	+0.86%	2,500	-	+0.37%
06/18	1,604	1,638	1,604	1,630	+1.31%	1,300	-	-0.49%
06/17	（IR情報）10:00 自己株式立会外買付取引(ToSTNeT-3)による自己株式の取得結果及び取得終了に関するお知らせ
06/16	（IR情報）16:30 自己株式の取得及び自己株式立会外買付取引(ToSTNeT-3)による自己株式の買付けに関するお知らせ

オーシャンシステム（3096）のイベントチャート

2026/06/18～2026/11/13

イベント情報＆株価推移

開示資料

決算

株式

チャート