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
09/28	5,625	5,673	5,492	5,492	-2.45%	971,900	-	-1.01%
09/25	5,582	5,669	5,519	5,630	+1.08%	785,000	-	+1.3%
09/24	5,495	5,667	5,490	5,570	+1.44%	1,083,000	-	-0.04%
09/18	5,510	5,522	5,447	5,491	-0.31%	846,700	-	-1.82%
09/17	5,514	5,595	5,457	5,508	+0.15%	547,300	-	-1.98%
09/16	5,494	5,553	5,450	5,500	+1.07%	945,600	-	-2.55%
09/15	5,430	5,461	5,410	5,442	-0.24%	552,000	-	-4.02%
09/14	5,350	5,462	5,314	5,455	+1.41%	512,600	-	-4.23%
09/11	5,400	5,443	5,312	5,379	-1.3%	749,400	-	-5.96%
09/10	5,370	5,529	5,364	5,450	+0.22%	801,500	-	-5.15%
09/09	5,350	5,476	5,350	5,438	+1.32%	569,000	-	-5.67%
09/08	5,460	5,492	5,366	5,367	-2.26%	533,600	-	-7.13%
09/07	5,477	5,520	5,442	5,491	+0.37%	538,900	-	-5.16%
09/04	5,522	5,590	5,452	5,471	-2.3%	490,700	-	-5.7%
09/03	5,614	5,724	5,589	5,600	+1.56%	597,400	-	-3.71%
09/02	5,621	5,697	5,514	5,514	-3.26%	585,300	-	-5.36%
09/01	5,657	5,785	5,657	5,700	+0.35%	568,600	-	-2.36%
08/31	5,614	5,725	5,591	5,680	+1.41%	487,700	-	-2.97%
08/28	5,587	5,690	5,577	5,601	-1.51%	518,400	-	-4.45%
08/27	5,600	5,741	5,600	5,687	+1.66%	405,800	-	-3.2%
08/26	5,611	5,641	5,576	5,594	-1.04%	423,900	-	-4.96%
08/25	5,704	5,744	5,640	5,653	-0.98%	359,400	-	-4.24%
08/24	5,667	5,757	5,657	5,709	+1.42%	404,600	-	-3.52%
08/21	5,600	5,653	5,539	5,629	-0.57%	381,600	-	-5.08%
08/20	5,760	5,792	5,652	5,661	-1.01%	388,800	-	-4.87%
08/19	5,925	5,944	5,711	5,719	-4.6%	452,200	-	-4.16%
08/18	6,050	6,081	5,988	5,995	-1.45%	381,300	-	+0.23%
08/17	6,163	6,173	6,030	6,083	-0.93%	204,800	-	+1.65%
08/14	6,131	6,200	6,031	6,140	-0.15%	408,000	-	+2.56%
08/13	6,137	6,198	6,000	6,149	+0.21%	436,900	-	+2.71%
08/12	6,102	6,184	6,062	6,136	+0.56%	314,300	-	+2.45%
08/10	6,043	6,177	5,960	6,102	+0.89%	480,700	-	+1.77%
08/07	6,042	6,080	5,971	6,048	+0.23%	370,200	-	+0.75%
08/06	（IR情報）15:00 2027年3月期第1四半期決算短信〔IFRS〕(連結) (公認会計士等による期中レビューの完了)
08/06	5,921	6,095	5,921	6,034	+1.65%	440,800	-	+0.38%
08/05	5,800	5,955	5,800	5,936	+2.84%	492,400	-	-1.25%
08/04	5,717	5,790	5,619	5,772	+2.05%	478,900	-	-4.01%
08/03	5,781	5,781	5,521	5,656	-2.16%	618,500	-	-6.03%
07/31	5,927	5,941	5,731	5,781	-0.86%	822,500	-	-4.15%
07/30	5,800	5,958	5,739	5,831	-0.07%	773,400	-	-3.24%
07/29	（IR情報）15:00 2027年3月期第1四半期決算電話会議資料(決算補足資料)
07/29	（IR情報）15:00 2027年3月期第1四半期決算短信〔IFRS〕(連結)
07/29	5,850	6,052	5,616	5,835	+0.17%	1,061,000	-	-2.99%
07/28	5,994	6,009	5,825	5,825	-4.3%	388,300	-	-3.05%
07/27	5,906	6,120	5,906	6,087	+3.26%	494,000	-	+1.55%
07/24	5,840	5,909	5,772	5,895	-0.19%	397,100	-	-1.31%
07/23	5,983	6,018	5,906	5,906	-1.06%	476,900	-	-0.91%
07/22	5,987	6,050	5,960	5,969	-0.93%	440,500	-	+0.37%
07/21	6,057	6,086	5,988	6,025	+0.25%	685,900	-	+1.6%
07/17	6,115	6,227	5,946	6,010	-0.35%	518,700	-	+1.62%
07/16	6,103	6,177	6,031	6,031	-1.97%	396,300	-	+2.39%
07/15	6,100	6,189	6,070	6,152	+1.35%	434,900	-	+4.98%
07/14	6,037	6,108	5,970	6,070	+0.3%	506,000	-	+4.21%
07/13	6,074	6,101	5,970	6,052	-0.33%	279,500	-	+4.42%
07/10	6,234	6,239	6,063	6,072	-1.25%	476,400	-	+5.22%
07/09	6,090	6,158	6,075	6,149	-0.18%	467,800	-	+6.9%
07/08	6,169	6,256	6,145	6,160	-0.66%	322,500	-	+7.5%
07/07	6,300	6,300	6,141	6,201	-1.76%	413,700	-	+8.58%
07/06	6,285	6,420	6,255	6,312	+0.59%	706,100	-	+10.89%
07/03	6,286	6,286	6,126	6,275	+0.4%	425,300	-	+10.51%
07/02	6,100	6,345	6,070	6,250	+3.82%	780,300	-	+10.15%
07/01	6,004	6,020	5,878	6,020	+0.4%	539,500	-	+6.08%
06/30	5,999	6,034	5,850	5,996	+1.23%	680,200	-	+5.4%
06/29	5,961	6,030	5,863	5,923	-0.25%	590,700	-	+3.82%
06/26	5,861	5,975	5,838	5,938	+4.67%	753,500	-	+3.81%
06/25	5,648	5,715	5,616	5,673	+2.25%	633,200	-	-0.99%
06/24	5,610	5,632	5,531	5,548	-1.81%	502,000	-	-3.29%
06/23	5,523	5,744	5,495	5,650	+2.91%	927,600	-	-1.7%
06/22	（IR情報）15:00 支配株主等に関する事項について
06/22	5,490	5,557	5,468	5,490	-1.33%	381,400	-	-4.7%
06/19	5,552	5,649	5,501	5,564	-0.05%	537,200	-	-3.75%
06/18	5,584	5,652	5,533	5,567	-0.41%	401,300	-	-4.07%
06/17	5,561	5,615	5,480	5,590	+1.01%	375,300	-	-4.02%
06/16	5,574	5,611	5,522	5,534	-1.67%	474,400	-	-5.19%
06/15	5,487	5,757	5,462	5,628	+4.16%	563,300	-	-3.75%
06/12	5,320	5,435	5,293	5,403	+2.08%	858,200	-	-7.96%
06/11	5,175	5,299	5,164	5,293	+0.34%	400,400	-	-9.97%
06/10	5,331	5,388	5,248	5,275	-1.05%	511,900	-	-10.52%
06/09	5,437	5,459	5,317	5,331	-1.9%	575,300	-	-9.72%
06/08	5,527	5,607	5,334	5,434	-2.72%	599,300	-	-8.1%
06/05	5,570	5,674	5,550	5,586	-0.6%	483,500	-	-5.69%
06/04	5,662	5,684	5,581	5,620	-1.04%	462,800	-	-5.15%
06/03	5,700	5,771	5,657	5,679	-0.56%	653,900	-	-4.18%
06/02	5,772	5,824	5,693	5,711	-4.37%	688,000	-	-3.6%
06/01	6,284	6,318	5,937	5,972	-3.43%	761,500	-	+0.83%
05/29	6,350	6,406	6,150	6,184	-1.15%	1,490,700	-	+4.55%
05/28	6,298	6,377	6,203	6,256	-1.84%	633,100	-	+6.05%
05/27	6,419	6,509	6,319	6,373	-0.45%	517,800	-	+8.29%
05/26	（IR情報）15:00 投資単位の引下げに関する考え方及び方針等について
05/26	6,375	6,491	6,309	6,402	+1.8%	585,100	-	+9.03%
05/25	6,227	6,429	6,227	6,289	+1.57%	917,300	-	+7.49%
05/22	（IR情報）9:30 2026年3月期通期決算説明会資料
05/22	6,144	6,278	6,100	6,192	+5.81%	975,900	-	+6.08%
05/21	5,917	5,959	5,820	5,852	+0.6%	462,000	-	+0.48%
05/20	5,828	5,888	5,799	5,817	-2.61%	605,300	-	-0.17%
05/19	6,021	6,101	5,879	5,973	-0.35%	507,300	-	+2.47%
05/18	6,061	6,108	5,927	5,994	-1.99%	776,800	-	+2.92%
05/15	6,114	6,231	6,077	6,116	+0.38%	875,100	-	+5.14%
05/14	6,000	6,108	5,966	6,093	+3.15%	865,200	-	+4.98%
05/13	（IR情報）15:00 業績連動型株式報酬制度の導入に関するお知らせ
05/13	（IR情報）15:00 連結子会社からの配当金受領に関するお知らせ
05/13	5,739	5,925	5,709	5,907	+2.07%	1,059,800	-	+1.93%
05/12	6,162	6,162	5,650	5,787	-6.65%	2,298,400	-	-0.03%
05/11	（IR情報）18:40 当社個別決算における関係会社株式評価損の計上に関するお知らせ
05/11	（IR情報）15:00 剰余金の配当に関するお知らせ
05/11	（IR情報）15:00 2026年3月期第4四半期決算電話会議資料(決算補足資料)
05/11	（IR情報）15:00 2026年3月期決算短信〔IFRS〕(連結)
05/11	5,736	6,225	5,680	6,199	+9.99%	2,340,700	-	+7.12%
05/08	5,722	5,800	5,538	5,636	-1.09%	895,500	-	-2.17%
05/07	5,468	5,782	5,468	5,698	+3.15%	1,653,600	-	-1.21%
05/01	5,550	5,621	5,485	5,524	-0.29%	588,800	-	-4.35%
04/30	（IR情報）15:00 特定子会社の異動に関するお知らせ
04/30	5,652	5,675	5,492	5,540	-2.41%	892,900	-	-4.37%
04/28	（IR情報）15:00 固定資産の譲渡に関するお知らせ
04/27	（IR情報）15:00 代表取締役及び役員の異動に関するお知らせ

日本酸素 HD（4091）のイベントチャート

2026/04/30～2026/09/28

イベント情報＆株価推移

開示資料

決算

株式

チャート