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
10/02	2,355	2,393	2,330	2,349	-1.72%	637,900	-	+4.35%
10/01	15:30 (開示事項の経過)自己株式の取得状況に関するお知らせ
10/01	2,324	2,409	2,314	2,390	+4%	1,040,700	-	+5.94%
09/30	2,258	2,327	2,250	2,298	+3.79%	1,022,800	-	+1.73%
09/29	2,238	2,263	2,191	2,214	-1.07%	444,300	-	-2.34%
09/28	2,247	2,275	2,223	2,238	+0.58%	581,700	-	-1.8%
09/25	2,261	2,262	2,203	2,225	-1.37%	470,700	-	-2.84%
09/24	2,245	2,286	2,228	2,256	+2.55%	841,000	-	-2.3%
09/18	2,209	2,235	2,173	2,200	+1.9%	980,600	-	-5.62%
09/17	2,164	2,190	2,138	2,159	+0.14%	958,600	-	-8.28%
09/16	2,100	2,171	2,085	2,156	+2.72%	2,288,100	-	-9.75%
09/15	2,068	2,114	2,062	2,099	-0.52%	487,500	-	-13.19%
09/14	2,081	2,111	2,058	2,110	-1.91%	657,600	-	-13.91%
09/11	2,129	2,151	2,098	2,151	-1.56%	711,800	-	-13.44%
09/10	2,121	2,215	2,121	2,185	+1.72%	1,552,400	-	-13.36%
09/09	17:00 売出価格等の決定に関するお知らせ
09/09	17:00 (開示事項の経過)自己株式取得に係る事項の決定に関するお知らせ
09/09	2,079	2,166	2,075	2,148	+3.32%	1,418,000	-	-16.09%
09/08	2,170	2,190	2,073	2,079	-5.89%	593,700	-	-19.7%
09/07	2,242	2,247	2,168	2,209	-0.27%	518,300	-	-15.53%
09/04	2,178	2,240	2,168	2,215	+1.1%	469,400	-	-16.07%
09/03	2,260	2,268	2,177	2,191	-1.31%	667,600	-	-17.16%
09/02	2,300	2,321	2,209	2,220	-7.15%	1,284,600	-	-16.16%
09/01	15:30 株式の売出しに関するお知らせ
09/01	15:30 自己株式取得に係る事項の決定に関するお知らせ
09/01	2,400	2,445	2,382	2,391	-1.48%	385,700	-	-9.98%
08/31	2,380	2,437	2,359	2,427	+0.25%	305,800	-	-9%
08/28	2,469	2,486	2,414	2,421	-1.94%	343,100	-	-9.7%
08/27	2,510	2,548	2,421	2,469	+0.2%	379,900	-	-8.42%
08/26	2,442	2,464	2,416	2,464	-1.12%	550,500	-	-9.08%
08/25	2,455	2,509	2,423	2,492	+1.22%	460,100	-	-8.42%
08/24	2,452	2,500	2,430	2,462	-0.97%	593,400	-	-9.72%
08/21	2,485	2,526	2,444	2,486	-1.31%	458,500	-	-9.24%
08/20	2,505	2,580	2,495	2,519	+0.56%	468,100	-	-8.73%
08/19	2,620	2,677	2,505	2,505	-7.9%	1,176,500	-	-9.73%
08/18	2,831	2,887	2,720	2,720	-2.86%	816,200	-	-2.47%
08/17	2,780	2,838	2,734	2,800	+0.72%	648,600	-	-0.04%
08/14	3,040	3,055	2,740	2,780	-8.1%	1,349,200	-	-0.86%
08/13	3,035	3,180	2,985	3,025	+4.56%	1,333,500	-	+7.77%
08/12	12:00 2026年12月期第2四半期決算短信[日本基準](連結)
08/12	12:00 2026年12月期第2四半期決算補足説明資料
08/12	12:00 期末配当予想の修正に関するお知らせ
08/12	2,930	3,025	2,770	2,893	-0.65%	3,261,400	-	+3.25%
08/10	3,045	3,065	2,906	2,912	-1.39%	501,400	-	+3.59%
08/07	3,075	3,100	2,878	2,953	-3.97%	614,100	-	+4.46%
08/06	3,125	3,225	3,025	3,075	-2.07%	504,700	-	+8.27%
08/05	3,030	3,180	3,020	3,140	+9.03%	678,200	-	+9.87%
08/04	2,710	2,921	2,710	2,880	+5.34%	531,700	-	+0.24%
08/03	2,741	2,753	2,600	2,734	-2.04%	717,200	-	-5.59%
07/31	2,618	2,865	2,539	2,791	+17.86%	994,200	-	-4.74%
07/30	2,196	2,412	2,112	2,368	+4.46%	1,220,500	-	-20.11%
07/29	2,418	2,420	2,196	2,267	-6.21%	711,100	-	-24.63%
07/28	2,546	2,574	2,394	2,417	-9.91%	819,300	-	-20.83%
07/27	2,752	2,758	2,642	2,683	-2.75%	333,700	-	-13.37%
07/24	2,800	2,812	2,690	2,759	-2.09%	265,600	-	-11.88%
07/23	2,842	2,865	2,800	2,818	+0.14%	226,500	-	-10.94%
07/22	2,835	2,940	2,804	2,814	+2.89%	365,100	-	-11.7%
07/21	2,660	2,756	2,591	2,735	+3.99%	341,900	-	-14.69%
07/17	2,682	2,692	2,497	2,630	-5.46%	576,000	-	-18.6%
07/16	2,880	2,886	2,771	2,782	-7.27%	354,100	-	-14.43%
07/15	2,857	3,010	2,847	3,000	+3.73%	320,800	-	-7.98%
07/14	2,838	2,909	2,785	2,892	+0.91%	344,400	-	-11.29%
07/13	2,999	2,999	2,833	2,866	-5.1%	324,000	-	-12.27%
07/10	3,050	3,080	2,960	3,020	+5.15%	379,500	-	-7.79%
07/09	2,889	2,971	2,830	2,872	+0.81%	317,800	-	-12.44%
07/08	2,761	3,010	2,748	2,849	-2%	526,500	-	-13.43%
07/07	3,120	3,185	2,900	2,907	-6.83%	585,400	-	-11.99%
07/06	3,310	3,310	3,075	3,120	-5.74%	558,100	-	-5.83%
07/03	3,210	3,310	3,145	3,310	+1.07%	425,900	-	-0.27%
07/02	3,450	3,455	3,265	3,275	-6.83%	308,900	-	-1.09%
07/01	3,690	3,705	3,480	3,515	-0.28%	257,600	-	+6.39%
07/01	株式分割 1→2
06/30	3,565	3,615	3,490	3,525	+2.03%	348,400	-	+7.18%
06/29	3,505	3,555	3,370	3,455	-3.49%	407,200	-	+5.34%
06/26	15:00 子会社間の組織再編に関するお知らせ
06/26	3,650	3,770	3,550	3,580	-1.78%	397,600	-	+9.51%
06/25	3,650	3,710	3,605	3,645	+5.5%	392,800	-	+12.36%
06/24	3,315	3,515	3,310	3,455	+1.77%	467,600	-	+7.57%
06/23	3,550	3,550	3,395	3,395	-3.41%	303,000	-	+6.59%
06/22	3,465	3,620	3,445	3,515	-0.57%	339,800	-	+11.23%
06/19	3,530	3,610	3,505	3,535	-1.39%	440,600	-	+12.72%
06/18	3,540	3,660	3,530	3,585	+5.75%	500,200	-	+15.2%
06/17	3,320	3,415	3,260	3,390	+2.57%	356,200	-	+9.74%
06/16	3,295	3,355	3,265	3,305	-1.2%	351,400	-	+7.55%
06/15	3,290	3,385	3,195	3,345	+6.53%	408,400	-	+9.53%
06/12	3,065	3,205	3,015	3,140	+4.15%	380,000	-	+3.7%
06/11	2,800	3,040	2,780	3,015	+0.84%	316,400	-	+0.23%
06/10	3,000	3,075	2,945	2,990	-2.45%	287,800	-	-0.17%
06/09	3,170	3,170	2,990	3,065	-0.16%	516,200	-	+2.96%
06/08	2,900	3,145	2,850	3,070	-2.54%	685,800	-	+3.89%
06/05	3,095	3,190	2,910	3,150	+0.48%	464,400	-	+7.51%
06/04	3,125	3,205	3,080	3,135	-0.32%	361,800	-	+8.14%
06/03	3,125	3,235	3,080	3,145	-0.63%	348,800	-	+9.7%
06/02	3,165	3,195	3,045	3,165	-3.06%	352,000	-	+11.72%
06/01	3,075	3,290	3,050	3,265	+4.48%	481,000	-	+16.69%
05/29	12:00 株式分割及び株式分割に伴う配当予想の修正に関するお知らせ
05/29	3,110	3,200	3,050	3,125	+1.13%	443,800	-	+13.22%
05/28	3,030	3,110	2,965	3,090	-1.28%	442,200	-	+13.27%
05/27	3,345	3,460	3,130	3,130	-5.44%	563,400	-	+15.84%
05/26	3,200	3,410	3,185	3,310	+4.42%	680,200	-	+23.69%
05/25	3,095	3,220	3,005	3,170	+6.91%	583,600	-	+20.03%
05/22	2,955	2,990	2,910	2,965	+3.85%	407,400	-	+13.38%
05/21	2,860	2,915	2,780	2,855	+3.44%	488,400	-	+10.02%
05/20	2,730	2,780	2,690	2,760	-0.72%	317,000	-	+6.89%
05/19	2,915	2,980	2,750	2,780	-4.47%	445,200	-	+8.05%
05/18	2,990	3,000	2,855	2,910	-1.02%	568,600	-	+13.49%
05/15	12:00 2026年12月期第1四半期決算短信[日本基準](連結)
05/15	12:00 2026年12月期第1四半期決算補足説明資料
05/15	3,115	3,190	2,880	2,940	-2.49%	1,169,000	-	+15.7%
05/14	3,075	3,120	3,000	3,015	+1.34%	574,800	-	+19.83%
05/13	2,900	2,990	2,895	2,975	+4.39%	623,200	-	+19.62%
05/12	3,045	3,045	2,795	2,850	+5.75%	571,800	-	+16%
05/11	2,690	2,710	2,645	2,695	+2.08%	337,800	-	+10.68%

四国化成 HD（4099）のIR情報・決算資料

2026/05/11～2026/10/02

IR情報＆株価推移

開示資料

決算

株式

チャート