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
03/06	2,529	2,549	2,493	2,531	-1.86%	18,400	383億5396万	-3.87%
03/05	2,571	2,639	2,529	2,579	+4.24%	28,700	390億8134万	-1.71%
03/04	2,543	2,575	2,417	2,474	-6.39%	61,600	374億9020万	-5.36%
03/03	2,758	2,766	2,640	2,643	-5.51%	58,300	400億5117万	+1.34%
03/02	2,801	2,816	2,742	2,797	-3.42%	33,400	423億8484万	+7.62%
02/27	2,848	2,903	2,826	2,896	+0.73%	26,600	438億8505万	+12.12%
02/26	3,000	3,020	2,851	2,875	-5.74%	55,800	435億6683万	+12.3%
02/25	2,970	3,070	2,931	3,050	+3.95%	78,100	462億1872万	+20.22%
02/24	2,802	2,970	2,787	2,934	+5.88%	45,900	444億6089万	+16.89%
02/20	2,826	2,829	2,728	2,771	-1.95%	24,200	419億9084万	+11.42%
02/19	2,733	2,830	2,715	2,826	+3.37%	27,200	428億2429万	+14.41%
02/18	2,653	2,744	2,653	2,734	+3.95%	28,300	414億3016万	+11.55%
02/17	2,660	2,672	2,607	2,630	-1.2%	25,200	398億5417万	+8.05%
02/16	15:00 株主優待制度拡充に関するお知らせ
02/16	2,581	2,698	2,580	2,662	+2.42%	52,300	403億3909万	+9.91%
02/13	2,649	2,664	2,580	2,599	-1.59%	38,600	393億8441万	+7.93%
02/12	2,623	2,670	2,611	2,641	+1.54%	43,500	400億2086万	+10.23%
02/10	2,616	2,663	2,585	2,601	+0.54%	23,900	394億1472万	+9.29%
02/09	2,600	2,629	2,571	2,587	+0.08%	28,400	392億257万	+9.39%
02/06	2,528	2,589	2,512	2,585	+2.17%	27,700	391億7226万	+9.95%
02/05	2,544	2,560	2,492	2,530	+1.44%	32,300	383億3881万	+8.26%
02/04	2,392	2,502	2,391	2,494	+3.79%	48,100	377億9327万	+7.27%
02/03	2,333	2,403	2,324	2,403	+3.13%	40,500	364億1429万	+3.8%
02/02	2,350	2,394	2,330	2,330	+0.73%	65,300	353億807万	+1%
01/30	14:30 2026年3月期第3四半期決算短信〔日本基準〕(連結)
01/30	2,371	2,396	2,247	2,313	-1.62%	69,800	350億5046万	+0.39%
01/29	2,305	2,383	2,305	2,351	+2%	26,500	356億2630万	+2.22%
01/28	2,330	2,330	2,292	2,305	-0.26%	16,500	349億2923万	+0.48%
01/27	2,338	2,358	2,311	2,311	-1.15%	16,900	350億2015万	+0.92%
01/26	2,387	2,408	2,292	2,338	-2.62%	36,900	354億2930万	+2.41%
01/23	2,400	2,427	2,399	2,401	-0.37%	18,300	363億8398万	+5.49%
01/22	2,310	2,420	2,310	2,410	+4.33%	26,300	365億2036万	+6.31%
01/21	2,302	2,324	2,292	2,310	-0.3%	24,400	350億500万	+2.3%
01/20	2,360	2,360	2,315	2,317	-1.99%	13,400	351億1107万	+2.8%
01/19	2,371	2,375	2,338	2,364	+0.6%	13,500	358億2329万	+5.02%
01/16	2,343	2,350	2,315	2,350	-0.09%	18,100	356億1114万	+4.68%
01/15	2,348	2,364	2,338	2,352	+0.17%	12,900	356億4145万	+5.09%
01/14	2,334	2,365	2,331	2,348	+1.12%	11,700	355億8084万	+5.39%
01/13	2,376	2,381	2,311	2,322	-0.34%	12,900	351億8684万	+4.59%
01/09	2,322	2,349	2,320	2,330	+0.73%	12,300	353億807万	+5.33%
01/08	2,289	2,347	2,289	2,313	+1.36%	17,200	350億5046万	+4.9%
01/07	2,245	2,292	2,245	2,282	+1.24%	17,100	345億8069万	+3.73%
01/06	2,263	2,270	2,224	2,254	+0.76%	12,300	341億5639万	+2.59%
01/05	2,225	2,269	2,213	2,237	+0.54%	17,800	338億9878万	+1.96%
2025
12/30	2,215	2,249	2,215	2,225	-0.71%	6,000	337億1693万	+1.51%
12/29	2,230	2,269	2,230	2,241	+0.45%	9,900	339億5939万	+2.42%
12/26	2,234	2,240	2,218	2,231	-0.13%	11,600	338億786万	+2.06%
12/25	2,215	2,238	2,215	2,234	+0.99%	5,000	338億5332万	+2.29%
12/24	2,254	2,269	2,212	2,212	-1.21%	23,500	335億1994万	+1.51%
12/23	2,225	2,259	2,225	2,239	+0.63%	12,500	339億2908万	+2.99%
12/22	2,238	2,250	2,210	2,225	+0.68%	22,400	337億1693万	+2.49%
12/19	2,182	2,220	2,182	2,210	+1.28%	8,900	334億8963万	+1.94%
12/18	2,157	2,189	2,146	2,182	+1.02%	14,000	330億6532万	+0.65%
12/17	2,155	2,187	2,135	2,160	+0.61%	18,300	327億3194万	-0.41%
12/16	2,169	2,169	2,139	2,147	-1.24%	10,800	325億3495万	-1.06%
12/15	2,183	2,201	2,155	2,174	-1.05%	10,000	329億4410万	+0.05%
12/12	2,237	2,275	2,180	2,197	-0.77%	27,700	332億9263万	+1.2%
12/11	14:30 取締役の担当職務変更に関するお知らせ
12/11	2,230	2,233	2,201	2,214	-0.67%	33,000	335億5024万	+2.12%
12/10	2,233	2,254	2,213	2,229	+0.36%	18,200	337億7755万	+3.1%
12/09	2,177	2,222	2,160	2,221	+2.44%	31,400	336億5632万	+2.97%
12/08	2,111	2,184	2,111	2,168	+2.41%	20,200	328億5317万	+0.6%
12/05	2,122	2,163	2,110	2,117	-0.38%	19,900	320億8034万	-1.72%
12/04	2,124	2,160	2,120	2,125	-0.65%	9,500	322億157万	-1.25%
12/03	2,170	2,171	2,127	2,139	-0.65%	23,100	324億1372万	-0.51%
12/02	2,200	2,213	2,135	2,153	-1.87%	25,000	326億2587万	+0.19%
12/01	2,200	2,210	2,180	2,194	+0.23%	18,100	332億4717万	+2.28%
11/28	2,185	2,201	2,173	2,189	-0.09%	19,000	331億7140万	+2.29%
11/27	2,185	2,210	2,170	2,191	+0.74%	20,400	332億171万	+2.62%
11/26	2,155	2,197	2,155	2,175	+1.54%	7,600	329億5925万	+2.21%
11/25	2,186	2,200	2,141	2,142	-2.01%	18,200	324億5918万	+0.94%
11/21	2,152	2,186	2,150	2,186	+0.55%	14,400	331億2594万	+3.26%
11/20	2,124	2,182	2,124	2,174	+3.47%	19,900	329億4410万	+3.03%
11/19	2,116	2,125	2,093	2,101	-0.24%	15,700	318億3788万	-0.14%
11/18	2,157	2,186	2,103	2,106	-2.27%	14,700	319億1365万	+0.29%
11/17	2,170	2,181	2,150	2,155	0%	12,700	326億5618万	+2.81%
11/14	2,200	2,200	2,127	2,155	-2.22%	16,300	326億5618万	+3.11%
11/13	2,218	2,218	2,196	2,204	+0.09%	14,800	333億9871万	+5.76%
11/12	2,202	2,219	2,189	2,202	0%	14,400	333億6840万	+6.12%
11/11	2,203	2,217	2,189	2,202	-0.05%	17,200	333億6840万	+6.53%
11/10	2,150	2,222	2,149	2,203	+2.94%	36,800	333億8355万	+7.1%
11/07	2,125	2,161	2,123	2,140	+1.76%	17,800	324億2887万	+4.7%
11/06	2,066	2,120	2,052	2,103	+1.69%	20,100	318億6818万	+3.34%
11/05	2,109	2,123	2,011	2,068	-2.13%	31,400	313億3781万	+1.82%
11/04	2,185	2,185	2,111	2,113	-3.07%	23,000	320億1972万	+4.14%
10/31	10:30 主要株主の異動に関するお知らせ
10/31	2,170	2,184	2,144	2,180	+1.82%	45,500	330億3502万	+7.55%
10/30	14:20 2026年3月期第2四半期(中間期)決算短信〔日本基準〕(連結)
10/30	2,055	2,176	2,055	2,141	+3.88%	109,600	324億4402万	+5.89%
10/29	2,070	2,081	2,061	2,061	-0.43%	22,600	312億3173万	+2.08%
10/28	2,110	2,110	2,063	2,070	-1.94%	25,900	313億6811万	+2.58%
10/27	2,088	2,111	2,083	2,111	+2.48%	18,200	319億8941万	+4.71%
10/24	14:30 海外子会社設立に関するお知らせ
10/24	2,076	2,078	2,060	2,060	-0.77%	7,400	312億1658万	+2.33%
10/23	2,052	2,077	2,045	2,076	+1.12%	23,200	314億5903万	+3.23%
10/22	2,030	2,058	2,024	2,053	+1.13%	15,900	311億1050万	+2.09%
10/21	2,026	2,048	2,026	2,030	+0.2%	12,700	307億6197万	+1.1%
10/20	2,001	2,026	2,001	2,026	+1.45%	9,100	307億135万	+1%
10/17	1,999	2,003	1,985	1,997	-0.65%	9,500	302億6189万	-0.4%
10/16	2,034	2,034	2,004	2,010	-0.64%	15,000	304億5889万	+0.3%
10/15	2,026	2,033	2,001	2,023	+0.7%	10,000	306億5589万	+1.1%
10/14	1,979	2,027	1,977	2,009	+0.45%	35,200	304億4374万	+0.6%
10/10	1,991	2,015	1,986	2,000	-0.7%	28,000	303億736万	+0.35%
10/09	1,991	2,015	1,991	2,014	+0.9%	20,000	305億1951万	+1.21%
10/08	2,000	2,016	1,989	1,996	+0.05%	19,200	302億4674万	+0.5%
10/07	2,000	2,010	1,986	1,995	-0.25%	24,900	302億3159万	+0.66%

石原ケミカル（4462）のIR情報・決算資料

2025/10/07～2026/03/06

IR情報＆株価推移

開示資料

決算

株式

チャート