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
04/03	1,198	1,222	1,198	1,204	+2.12%	53,400	389億7713万	-6.3%
04/02	13:00 サイバー攻撃によるシステム障害発生のお知らせ(第2報)
04/02	1,200	1,223	1,173	1,179	-1.5%	97,600	381億6780万	-8.39%
04/01	1,195	1,224	1,176	1,197	+1.79%	93,300	387億5052万	-7.21%
04/01	株式分割 1→1.05
03/31	1,240	1,240	1,176	1,176	-6.96%	74,000	380億7069万	-8.98%
03/30	15:00 サイバー攻撃によるシステム障害発生のお知らせ(第1報)
03/30	1,239	1,288	1,227	1,264	-8.28%	69,700	437億1088万	-2.32%
03/27	12:00 自己株式の消却完了に関するお知らせ
03/27	1,376	1,378	1,348	1,378	+0.7%	89,775	476億5645万	+6.58%
03/26	1,371	1,378	1,366	1,369	+0.14%	38,115	473億2711万	+6.26%
03/25	1,359	1,369	1,355	1,367	+0.84%	34,755	472億6124万	+6.52%
03/24	1,356	1,359	1,343	1,355	-0.07%	37,485	468億6602万	+6.04%
03/23	1,362	1,363	1,351	1,356	-0.28%	41,895	468億9896万	+6.62%
03/19	16:05 自己株式の消却並びに自己株式の保有及び消却の基本方針の決定に関するお知らせ
03/19	16:00 人事異動及び組織変更に関するお知らせ
03/19	16:00 代表取締役の異動に関するお知らせ
03/19	1,357	1,370	1,357	1,360	-1.38%	36,225	470億3069万	+7.34%
03/18	1,343	1,380	1,343	1,379	+2.7%	62,475	476億8939万	+9.27%
03/17	1,300	1,343	1,300	1,343	+4.21%	76,230	464億3787万	+6.92%
03/16	1,284	1,293	1,284	1,289	+0.52%	28,140	445億6059万	+3.09%
03/13	1,277	1,293	1,276	1,282	-0.07%	53,445	443億3005万	+2.88%
03/12	1,289	1,289	1,275	1,283	-0.44%	27,720	443億6299万	+3.21%
03/11	16:00 新製品「コタヘッドスパピュレス」の発売に関するお知らせ
03/11	1,275	1,290	1,270	1,289	+1.35%	39,375	445億6059万	+4.08%
03/10	1,270	1,274	1,256	1,271	+1.37%	45,990	439億6777万	+3.03%
03/09	1,249	1,263	1,239	1,254	+0.3%	51,555	433億7495万	+2.14%
03/06	1,260	1,260	1,243	1,250	-0.83%	25,935	432億4321万	+2.33%
03/05	1,267	1,267	1,246	1,261	+3.12%	43,365	436億549万	+3.78%
03/04	1,238	1,246	1,223	1,223	-2.06%	66,885	422億8810万	+1.15%
03/03	1,267	1,267	1,249	1,249	-1.43%	36,330	431億7734万	+3.7%
03/02	1,277	1,278	1,267	1,267	-0.3%	37,485	438億310万	+5.64%
02/27	1,278	1,278	1,269	1,270	+0.23%	31,920	439億3484万	+6.58%
02/26	1,262	1,278	1,262	1,268	+0.76%	39,480	438億3603万	+7.06%
02/25	1,247	1,266	1,245	1,258	+1.62%	40,635	435億668万	+6.89%
02/24	1,227	1,246	1,227	1,238	+1.01%	38,745	428億1506万	+5.73%
02/20	1,243	1,243	1,226	1,226	-1.53%	46,830	423億8691万	+5.12%
02/19	1,255	1,255	1,245	1,245	-0.38%	30,870	430億4560万	+7.12%
02/18	1,243	1,254	1,241	1,250	+1.08%	45,570	432億1027万	+8%
02/17	1,238	1,243	1,232	1,236	-0.15%	43,785	427億4919万	+7.4%
02/16	1,233	1,238	1,226	1,238	+1.4%	42,630	428億1506万	+8.13%
02/13	1,244	1,245	1,221	1,221	-1.16%	51,345	422億2223万	+7.1%
02/12	1,237	1,243	1,230	1,235	+1.17%	58,905	427億1625万	+8.74%
02/10	1,224	1,233	1,218	1,221	-0.16%	48,300	422億2223万	+8.05%
02/09	1,217	1,228	1,212	1,223	+1.5%	59,010	422億8810万	+8.7%
02/06	1,200	1,208	1,191	1,205	+0.88%	30,660	416億6234万	+7.66%
02/05	1,209	1,209	1,192	1,194	+0.16%	46,515	413億6万	+7.21%
02/04	1,176	1,203	1,168	1,192	+1.38%	82,740	412億3419万	+7.42%
02/03	1,193	1,197	1,176	1,176	-1.04%	95,865	406億7430万	+6.35%
02/02	1,190	1,202	1,176	1,189	+6.3%	199,605	411億245万	+7.86%
01/30	16:00 2026年3月期第3四半期決算短信〔日本基準〕(非連結)
01/30	16:00 株主優待品の特別進呈に関するお知らせ
01/30	16:00 株式の分割及び株式分割に伴う定款の一部変更に関するお知らせ
01/30	1,094	1,119	1,091	1,118	+2.53%	46,620	386億6529万	+2.02%
01/29	1,094	1,096	1,084	1,090	-0.26%	61,635	377億1018万	-0.32%
01/28	1,090	1,105	1,087	1,093	+0.09%	49,875	378億899万	-0.06%
01/27	1,102	1,106	1,092	1,092	-1.04%	51,765	377億7605万	-0.24%
01/26	1,114	1,115	1,101	1,104	-0.94%	70,770	381億7127万	+0.9%
01/23	1,095	1,117	1,093	1,114	+1.92%	52,080	385億3355万	+1.85%
01/22	1,086	1,102	1,086	1,093	+0.79%	35,175	378億899万	+0.12%
01/21	1,097	1,097	1,083	1,085	-1.39%	71,295	375億1258万	-0.66%
01/20	1,108	1,110	1,098	1,100	-0.52%	49,770	380億3953万	+0.73%
01/19	1,114	1,115	1,106	1,106	-0.51%	35,490	382億3714万	+1.26%
01/16	1,110	1,115	1,096	1,111	0%	64,155	384億3475万	+1.69%
01/15	1,115	1,126	1,108	1,111	-0.34%	82,110	384億3475万	+1.69%
01/14	1,104	1,115	1,103	1,115	+1.04%	34,335	385億6649万	+1.94%
01/13	1,114	1,114	1,099	1,104	+0.09%	52,710	381億7127万	+0.8%
01/09	1,090	1,105	1,090	1,103	+1.05%	38,115	381億3833万	+0.63%
01/08	1,117	1,119	1,090	1,091	-2.55%	54,180	377億4312万	-0.6%
01/07	1,107	1,126	1,105	1,120	+1.29%	52,815	387億3116万	+1.82%
01/06	1,088	1,108	1,086	1,106	+2.2%	57,645	382億3714万	+0.43%
01/05	1,087	1,089	1,077	1,082	+0.18%	39,795	374億1377万	-1.91%
2025
12/30	1,090	1,094	1,080	1,080	-0.96%	41,265	373億4790万	-2.35%
12/29	1,088	1,091	1,082	1,090	+0.97%	76,440	377億1018万	-1.76%
12/26	1,085	1,090	1,079	1,080	-0.96%	60,480	373億4790万	-2.96%
12/25	1,079	1,090	1,077	1,090	+1.15%	49,875	377億1018万	-2.29%
12/24	1,057	1,085	1,055	1,078	+2.35%	98,805	372億8203万	-3.57%
12/23	1,057	1,061	1,051	1,053	-1.07%	100,695	364億2573万	-5.87%
12/22	1,088	1,090	1,065	1,065	-2.02%	121,170	368億2095万	-5.1%
12/19	1,100	1,104	1,082	1,087	-1.89%	55,860	375億7845万	-3.41%
12/18	1,087	1,112	1,087	1,108	+2.29%	63,315	383億301万	-1.81%
12/17	1,087	1,091	1,082	1,083	-0.18%	51,870	374億4671万	-4.09%
12/16	1,083	1,088	1,078	1,085	+0.53%	62,370	375億1258万	-4.09%
12/15	1,082	1,089	1,078	1,079	0%	63,840	373億1497万	-4.68%
12/12	1,090	1,101	1,079	1,079	-0.96%	111,195	373億1497万	-4.85%
12/11	1,114	1,116	1,090	1,090	-2.14%	82,740	376億7725万	-4.09%
12/10	1,114	1,119	1,111	1,113	0%	39,690	385億62万	-2.25%
12/09	1,126	1,132	1,110	1,113	-1.1%	46,725	385億62万	-2.34%
12/08	1,124	1,129	1,114	1,126	+0.25%	56,700	389億2877万	-1.43%
12/05	1,135	1,135	1,121	1,123	-1.5%	56,595	388億2996万	-1.76%
12/04	1,136	1,141	1,130	1,140	+0.34%	42,315	394億2279万	-0.35%
12/03	1,146	1,148	1,136	1,136	-0.83%	40,215	392億9105万	-0.68%
12/02	1,147	1,151	1,140	1,146	0%	44,415	396億2039万	-0.02%
12/01	1,155	1,155	1,135	1,146	-0.82%	48,615	396億2039万	-0.2%
11/28	1,153	1,161	1,151	1,155	+0.08%	41,790	399億4974万	+0.37%
11/27	1,169	1,169	1,151	1,154	-0.74%	34,440	399億1681万	+0.11%
11/26	1,171	1,179	1,156	1,163	-0.73%	43,995	402億1322万	+0.68%
11/25	1,171	1,177	1,164	1,171	0%	32,550	405億963万	+1.25%
11/21	1,143	1,176	1,143	1,171	+2.84%	55,335	405億963万	+1.16%
11/20	1,137	1,151	1,137	1,139	+0.17%	46,830	393億8985万	-1.81%
11/19	1,123	1,140	1,122	1,137	+1.36%	29,295	393億2398万	-2.39%
11/18	1,124	1,131	1,116	1,122	-0.34%	40,320	387億9703万	-4.03%
11/17	1,141	1,146	1,124	1,126	-1.34%	39,690	389億2877万	-4.11%
11/14	1,156	1,158	1,139	1,141	-1.16%	33,285	394億5572万	-3.31%
11/13	1,141	1,161	1,141	1,154	+0.92%	65,730	399億1681万	-2.59%
11/12	1,114	1,146	1,114	1,144	+2.65%	63,525	395億5453万	-3.8%
11/11	1,105	1,116	1,096	1,114	+0.78%	82,005	385億3355万	-6.75%
11/10	1,143	1,143	1,103	1,106	-2.76%	131,040	382億3714万	-8.01%
11/07	1,137	1,155	1,133	1,137	-0.33%	54,915	393億2398万	-5.94%
11/06	1,143	1,148	1,131	1,141	-0.83%	70,035	394億5572万	-6.17%
11/05	16:00 2026年3月期第2四半期(中間期)決算短信〔日本基準〕(非連結)
11/05	1,150	1,154	1,140	1,150	+0.17%	78,435	397億8507万	-5.85%

コタ（4923）のIR情報・決算資料

2025/11/05～2026/04/03

IR情報＆株価推移

開示資料

決算

株式

チャート