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
03/31	（IR情報）16:00 通期業績予想の修正に関するお知らせ
03/31	1,571	1,654	1,571	1,632	+3.36%	1,514,000	3230億6044万	+0.99%
03/30	1,516	1,579	1,512	1,579	-1.86%	1,012,500	3125億6890万	-2.29%
03/30	（空売り報告）MERRILL LYNCH INTERNATIONAL 1,134,297株（0.57%）-0.12%
03/27	1,604	1,641	1,604	1,609	+0.31%	1,109,200	3185億751万	-0.74%
03/27	（空売り報告）MERRILL LYNCH INTERNATIONAL 1,367,097株（0.69%）+0.01%
03/26	1,610	1,624	1,591	1,604	+0.38%	1,146,300	3175億1774万	-1.29%
03/25	1,589	1,608	1,584	1,598	+3.16%	966,000	3163億3002万	-1.84%
03/25	（空売り報告）MERRILL LYNCH INTERNATIONAL 1,346,576株（0.68%）-0.04%
03/24	1,552	1,559	1,539	1,549	+2.45%	967,700	3066億3029万	-5.03%
03/23	（5%ルール）Effissimo Capital Management Pte.Ltd.（16.44%）
03/23	（5%ルール）ニッセイアセットマネジメント（0.41%）日本生命保険（3.56%）
03/23	1,528	1,528	1,502	1,512	-3.57%	1,524,400	2993億600万	-7.58%
03/23	（空売り報告）Barclays Bank PLC 1,594,734株（0.8%）+0.01%
03/23	（空売り報告）MERRILL LYNCH INTERNATIONAL 1,436,376株（0.72%）-0.05%
03/19	1,577	1,579	1,547	1,568	-2.61%	1,735,800	3103億9141万	-4.62%
03/19	（空売り報告）MERRILL LYNCH INTERNATIONAL 1,538,876株（0.77%）-0.03%
03/18	1,589	1,610	1,580	1,610	+2.48%	591,500	3187億546万	-2.31%
03/18	（空売り報告）Barclays Bank PLC 1,582,134株（0.79%）-0.01%
03/18	（空売り報告）MERRILL LYNCH INTERNATIONAL 1,602,576株（0.8%）-0.01%
03/17	（IR情報）15:30 連結子会社からの配当金受領に関するお知らせ
03/17	1,581	1,593	1,568	1,571	+1.49%	904,700	3109億8527万	-4.67%
03/17	（空売り報告）MERRILL LYNCH INTERNATIONAL 1,615,176株（0.81%）+0.25%
03/16	1,551	1,559	1,536	1,548	-0.83%	896,400	3064億3233万	-6.12%
03/16	（空売り報告）Barclays Bank PLC 1,588,134株（0.8%）+0.13%
03/16	（空売り報告）MERRILL LYNCH INTERNATIONAL 1,124,176株（0.56%）-0.07%
03/13	1,550	1,577	1,550	1,561	-0.95%	1,146,500	3090億573万	-5.39%
03/13	（空売り報告）Barclays Bank PLC 1,343,034株（0.67%）新規
03/13	（空売り報告）MERRILL LYNCH INTERNATIONAL 1,259,676株（0.63%）+0.03%
03/12	1,581	1,591	1,562	1,576	-1.13%	1,057,500	3119億7504万	-4.54%
03/12	（空売り報告）MERRILL LYNCH INTERNATIONAL 1,199,476株（0.6%）-0.04%
03/11	1,597	1,610	1,585	1,594	+1.27%	787,100	3155億3820万	-3.28%
03/11	（空売り報告）MERRILL LYNCH INTERNATIONAL 1,275,676株（0.64%）+0.07%
03/10	1,573	1,578	1,559	1,574	+2.21%	920,900	3115億7913万	-4.2%
03/10	（空売り報告）MERRILL LYNCH INTERNATIONAL 1,147,576株（0.57%）再IN
03/09	1,547	1,567	1,524	1,540	-6.5%	1,522,300	3048億4870万	-6.1%
03/06	1,627	1,657	1,622	1,647	-0.48%	788,500	3260億2975万	+0.61%
03/05	1,700	1,702	1,647	1,655	+1.78%	1,029,200	3276億1338万	+1.53%
03/04	1,629	1,656	1,605	1,626	-3.62%	1,593,600	3218億7272万	+0.25%
03/03	1,714	1,743	1,676	1,687	-2.71%	1,121,200	3339億4790万	+4.39%
03/02	（5%ルール）Effissimo Capital Management Pte.Ltd.（15.29%）
03/02	（5%ルール）Effissimo Capital Management Pte.Ltd.（15.27%）
03/02	1,700	1,734	1,688	1,734	0%	801,100	3432億5172万	+7.9%
02/27	1,691	1,737	1,690	1,734	+2.18%	889,300	3432億5172万	+8.65%
02/26	1,682	1,719	1,681	1,697	+0.41%	897,700	3359億2744万	+7.13%
02/25	1,696	1,712	1,676	1,690	-0.59%	1,099,900	3345億4176万	+7.37%
02/24	1,656	1,720	1,650	1,700	+3.47%	1,123,700	3365億2130万	+8.63%
02/20	1,681	1,690	1,634	1,643	-3.3%	1,244,800	3252億3794万	+5.66%
02/19	1,692	1,700	1,674	1,699	-0.29%	996,400	3363億2334万	+9.83%
02/18	1,685	1,707	1,679	1,704	+1.13%	732,600	3373億1311万	+11.01%
02/17	1,676	1,703	1,673	1,685	+0.6%	754,300	3335億5199万	+10.71%
02/16	1,697	1,705	1,671	1,675	-0.36%	1,062,300	3315億7245万	+11%
02/13	1,678	1,701	1,658	1,681	-0.47%	909,000	3327億6018万	+12.44%
02/12	1,680	1,715	1,675	1,689	+1.14%	1,291,800	3343億4381万	+13.89%
02/10	1,630	1,670	1,630	1,670	+3.41%	1,331,300	3305億8269万	+13.61%
02/09	1,619	1,638	1,605	1,615	+1.25%	1,196,400	3196億9523万	+10.84%
02/06	1,560	1,610	1,548	1,595	+1.08%	993,700	3157億3616万	+10.3%
02/05	1,595	1,628	1,567	1,578	-0.38%	1,451,600	3123億7094万	+9.81%
02/04	（IR情報）11:30 2025年度第3四半期決算および2025年度業績見通し
02/04	（IR情報）11:30 2026年3月期第3四半期決算短信〔IFRS〕(連結)
02/04	1,520	1,602	1,471	1,584	+5.39%	2,690,300	3135億5867万	+10.92%
02/03	1,493	1,514	1,490	1,503	+1.55%	1,082,700	2975億2442万	+5.99%
02/02	1,500	1,522	1,478	1,480	-1%	850,000	2929億7148万	+4.89%
01/30	1,471	1,500	1,468	1,495	+1.98%	729,000	2959億4079万	+6.33%
01/29	1,450	1,472	1,448	1,466	+0.41%	641,000	2902億13万	+4.79%
01/28	1,448	1,469	1,444	1,460	-0.48%	691,200	2890億1241万	+4.81%
01/27	1,450	1,484	1,442	1,467	+0.41%	816,600	2903億9808万	+5.77%
01/26	1,454	1,494	1,451	1,461	-1.15%	1,045,400	2892億1036万	+5.87%
01/23	1,467	1,483	1,455	1,478	+1.44%	764,200	2925億7557万	+7.57%
01/22	1,447	1,464	1,436	1,457	+1.75%	945,800	2884億1855万	+6.51%
01/21	1,409	1,432	1,402	1,432	-0.35%	652,800	2834億6970万	+5.14%
01/20	1,442	1,450	1,421	1,437	-1.64%	1,023,400	2844億5947万	+5.97%
01/19	1,446	1,463	1,429	1,461	+0.34%	733,600	2892億1036万	+8.14%
01/16	1,430	1,458	1,425	1,456	+1.18%	841,700	2882億2059万	+8.25%
01/15	1,413	1,444	1,400	1,439	+1.84%	1,238,700	2848億5538万	+7.47%
01/14	1,375	1,415	1,374	1,413	+2.84%	1,170,800	2797億858万	+6%
01/13	1,368	1,375	1,356	1,374	+2%	1,014,800	2719億8839万	+3.46%
01/13	（空売り報告）MERRILL LYNCH INTERNATIONAL 547,728株（0.27%）-0.24%義務消失
01/09	1,364	1,367	1,347	1,347	+0.07%	657,500	2666億4364万	+1.66%
01/09	（空売り報告）MERRILL LYNCH INTERNATIONAL 1,015,728株（0.51%）-0.08%
01/08	1,351	1,366	1,341	1,346	-2.04%	671,200	2664億4568万	+1.74%
01/07	1,360	1,384	1,350	1,374	+0.96%	723,500	2719億8839万	+4.09%
01/07	（空売り報告）MERRILL LYNCH INTERNATIONAL 1,185,528株（0.59%）+0.02%
01/06	1,348	1,364	1,347	1,361	+1.42%	614,200	2694億1499万	+3.26%
01/05	1,355	1,364	1,341	1,342	-1.03%	724,200	2656億5387万	+1.98%
2025
12/30	1,357	1,372	1,354	1,356	-0.44%	507,900	2684億2522万	+3.2%
12/30	（空売り報告）MERRILL LYNCH INTERNATIONAL 1,142,028株（0.57%）-0.02%
12/29	1,360	1,367	1,351	1,362	+1.41%	589,300	2696億1294万	+3.97%
12/29	（空売り報告）MERRILL LYNCH INTERNATIONAL 1,169,528株（0.59%）-0.02%
12/26	1,350	1,355	1,338	1,343	+0.37%	485,400	2658億5182万	+2.75%
12/25	1,341	1,345	1,333	1,338	-0.15%	525,200	2648億6205万	+2.69%
12/24	1,342	1,355	1,334	1,340	-0.37%	516,900	2652億5796万	+3.08%
12/24	（空売り報告）J.P. MORGAN SECURITIES PLC 1,100株（0%）-0.6%義務消失
12/24	（空売り報告）MERRILL LYNCH INTERNATIONAL 1,221,228株（0.61%）-0.01%
12/23	1,326	1,345	1,325	1,345	+1.2%	636,700	2662億4773万	+3.7%
12/22	1,320	1,329	1,317	1,329	+1.06%	496,200	2630億8047万	+2.7%
12/19	1,311	1,322	1,305	1,315	+1.08%	949,600	2603億912万	+1.78%
12/18	（5%ルール）Effissimo Capital Management Pte.Ltd.（14.21%）
12/18	1,301	1,306	1,293	1,301	+0.08%	670,100	2575億3777万	+0.77%
12/18	（空売り報告）J.P. MORGAN SECURITIES PLC 1,195,826株（0.6%）+0.07%
12/17	1,302	1,307	1,291	1,300	-0.31%	601,400	2573億3981万	+0.78%
12/17	（空売り報告）MERRILL LYNCH INTERNATIONAL 1,235,328株（0.62%）-0.01%
12/16	1,311	1,315	1,304	1,304	-0.91%	431,400	2581億3163万	+1.16%
12/16	（空売り報告）MERRILL LYNCH INTERNATIONAL 1,250,128株（0.63%）再IN
12/15	1,309	1,323	1,303	1,316	+0.3%	553,400	2605億707万	+2.25%
12/15	（空売り報告）J.P. MORGAN SECURITIES PLC 1,064,526株（0.53%）再IN
12/12	1,311	1,317	1,301	1,312	+1.31%	625,900	2597億1526万	+2.18%
12/11	1,320	1,325	1,295	1,295	-1.15%	546,600	2563億5005万	+1.17%
12/10	1,304	1,316	1,302	1,310	+0.54%	568,500	2593億1935万	+2.58%
12/09	1,302	1,306	1,289	1,303	-0.08%	622,200	2579億3368万	+1.96%
12/08	1,300	1,312	1,292	1,304	+1.32%	558,900	2581億3163万	+1.88%
12/05	1,293	1,300	1,284	1,287	-1.53%	650,000	2547億6642万	+0.39%
12/04	1,294	1,308	1,291	1,307	+0.69%	528,500	2587億2549万	+1.79%
12/03	1,282	1,302	1,279	1,298	+1.17%	877,100	2569億4391万	+0.93%
12/02	1,291	1,298	1,280	1,283	-0.23%	1,041,300	2539億7460万	-0.54%
12/01	（IR情報）15:30 帝人フロンティア株式会社及び旭化成アドバンス株式会社の経営統合に係る最終契約書の締結に関するお知らせ
12/01	1,308	1,311	1,286	1,286	-2.13%	867,700	2545億6846万	-0.62%
11/28	1,303	1,317	1,301	1,314	+0.84%	701,300	2601億1117万	+1.31%
11/27	1,303	1,307	1,298	1,303	+0.54%	738,300	2579億3368万	+0.31%
11/26	1,291	1,306	1,285	1,296	+1.97%	969,700	2565億4800万	-0.31%
11/25	1,278	1,279	1,265	1,271	+0.63%	887,500	2515億9916万	-2.31%
11/21	1,245	1,272	1,245	1,263	+0.64%	901,200	2500億1553万	-3%
11/20	1,277	1,281	1,255	1,255	-0.71%	954,800	2484億3190万	-3.76%
11/19	1,260	1,277	1,260	1,264	+0.48%	1,074,200	2502億1348万	-3.29%
11/18	1,260	1,272	1,249	1,258	-0.87%	1,070,300	2490億2576万	-3.82%
11/17	1,286	1,300	1,269	1,269	-1.86%	661,900	2512億325万	-3.06%
11/14	1,285	1,304	1,272	1,293	+0.86%	1,204,600	2559億5414万	-1.45%
11/14	（空売り報告）MERRILL LYNCH INTERNATIONAL 769,060株（0.38%）-0.15%義務消失
11/13	（5%ルール）Effissimo Capital Management Pte.Ltd.（13.2%）
11/13	1,291	1,295	1,270	1,282	-0.31%	922,100	2537億7665万	-2.44%
11/13	（空売り報告）MERRILL LYNCH INTERNATIONAL 1,052,920株（0.53%）-0.29%
11/12	1,281	1,292	1,268	1,286	+2.14%	1,309,400	2545億6846万	-2.28%
11/12	（空売り報告）MERRILL LYNCH INTERNATIONAL 1,627,920株（0.82%）+0.25%
11/11	1,258	1,265	1,251	1,259	-0.4%	1,320,700	2492億2371万	-4.4%
11/11	（空売り報告）MERRILL LYNCH INTERNATIONAL 1,140,350株（0.57%）-0.02%
11/10	1,243	1,264	1,234	1,264	+2.27%	1,398,600	2502億1348万	-4.02%
11/10	（空売り報告）MERRILL LYNCH INTERNATIONAL 1,175,450株（0.59%）-0.03%
11/07	1,224	1,237	1,218	1,236	+0.98%	1,801,600	2446億7078万	-6.15%
11/06	1,206	1,244	1,203	1,224	+1.07%	3,431,500	2422億9533万	-7.06%
11/06	（空売り報告）MERRILL LYNCH INTERNATIONAL 1,235,150株（0.62%）+0.08%
11/05	（IR情報）12:00 2025年度第2四半期決算および2025年度業績見通し
11/05	（IR情報）12:00 通期業績予想の修正及び減損損失(連結)の計上に関するお知らせ
11/05	（IR情報）12:00 2026年3月期第2四半期(中間期)決算短信〔IFRS〕(連結)
11/05	1,324	1,331	1,207	1,211	-9.56%	4,555,800	2397億2193万	-8.19%
11/05	（空売り報告）MERRILL LYNCH INTERNATIONAL 1,079,137株（0.54%）+0.02%
11/04	1,336	1,355	1,336	1,339	-0.81%	1,744,600	2650億6001万	+1.29%
11/04	（空売り報告）MERRILL LYNCH INTERNATIONAL 1,047,337株（0.52%）-0.02%
10/31	1,361	1,367	1,344	1,350	-0.59%	993,900	2672億3750万	+2.2%
10/30	1,327	1,358	1,322	1,358	+1.19%	1,909,200	2688億2113万	+2.96%
10/30	（空売り報告）MERRILL LYNCH INTERNATIONAL 1,070,367株（0.54%）-0.13%
10/29	（IR情報）11:10 Teijin Aramid B.Vオランダデルフザイル工場火災に関するお知らせ(続報)
10/29	（空売り報告）モルガン・スタンレーMUFG証券 955,351株（0.48%）-0.04%義務消失
10/28	（空売り報告）MERRILL LYNCH INTERNATIONAL 1,337,030株（0.67%）-0.03%
10/27	（空売り報告）MERRILL LYNCH INTERNATIONAL 1,393,430株（0.7%）-0.01%

帝人（3401）のイベントチャート

2025/10/30～2026/03/31

イベント情報＆株価推移

開示資料

決算

株式

チャート