日付	始値	高値	安値	終値	前日比	出来高	時価総額	25日乖離	PER	PBR
2026	10/1, 株式分割 1→3
2026
09/29	17,960	18,050	17,185	17,880	+0.56%	41,572,200	-	+1.13%	-	-
09/28	18,663	18,690	17,780	17,780	-4.37%	55,197,600	-	+0.62%	-	-
09/25	18,130	18,747	18,103	18,593	+2.2%	65,273,400	-	+5.49%	-	-
09/24	18,927	19,063	18,100	18,193	+0.02%	83,428,800	-	+3.11%	-	-
09/18	16,933	18,190	16,867	18,190	+9.4%	103,426,500	-	+2.53%	-	-
09/17	17,260	17,360	16,470	16,627	-1.77%	75,325,200	-	-6.22%	-	-
09/16	17,117	17,230	16,370	16,927	-1.87%	81,759,000	-	-4.67%	-	-
09/15	16,640	17,563	16,567	17,250	+2.29%	87,181,500	-	-2.78%	-	-
09/14	16,500	17,060	16,243	16,863	-6.37%	85,604,700	-	-4.69%	-	-
09/11	18,363	18,453	17,717	18,010	-6.99%	84,153,300	-	+2.01%	-	-
09/10	18,993	19,407	18,510	19,363	+1.91%	86,145,300	-	+10.11%	-	-
09/09	19,250	19,503	18,673	19,000	-0.71%	92,279,100	-	+8.36%	-	-
09/08	19,510	20,347	19,013	19,137	-3.56%	104,084,100	-	+9.55%	-	-
09/07	19,333	19,930	19,217	19,843	+9.31%	93,970,500	-	+14.31%	-	-
09/04	17,277	18,400	17,110	18,153	+5.4%	91,581,300	-	+5.63%	-	-
09/03	17,333	17,470	16,720	17,223	+1.31%	68,235,000	-	+1.4%	-	-
09/02	16,667	17,213	16,610	17,000	0%	78,611,100	-	+1.14%	-	-
09/01	16,500	17,303	16,237	17,000	+2.02%	88,962,300	-	+1.66%	-	-
08/31	15,367	16,663	15,327	16,663	+4.36%	120,957,000	-	-0.63%	-	-
08/28	17,260	17,397	15,933	15,967	-8.76%	95,862,300	-	-5.24%	-	-
08/27	17,467	17,817	16,860	17,500	+5%	108,020,700	-	+2.72%	-	-
08/26	16,753	17,070	16,587	16,667	-2.46%	70,920,900	-	-3.06%	-	-
08/25	16,637	17,233	16,360	17,087	+0.65%	91,506,000	-	-1.47%	-	-
08/24	18,337	18,347	16,770	16,977	-6.24%	98,235,000	-	-2.16%	-	-
08/21	17,317	18,490	17,303	18,107	+2.59%	119,535,000	-	+3.46%	-	-
08/20	16,833	17,993	16,667	17,650	+6.01%	133,862,100	-	-0.57%	-	-
08/19	17,517	17,880	16,527	16,650	-12.6%	144,230,700	-	-7.33%	-	-
08/18	20,333	21,117	18,877	19,050	-7.58%	159,706,200	-	+4.7%	-	-
08/17	18,400	20,693	18,193	20,613	+15.07%	145,751,700	-	+11.66%	-	-
08/14	18,503	18,760	17,673	17,913	+3.75%	135,446,400	-	-4.07%	-	-
08/13	17,487	18,400	17,237	17,267	+3.87%	134,523,900	-	-8.71%	-	-
08/12	16,140	17,370	15,637	16,623	+3.87%	116,717,700	-	-13.38%	-	-
08/10	15,500	16,377	15,433	16,003	+0.59%	97,647,300	-	-18.4%	-	-
08/07	16,443	16,687	14,723	15,910	-2.07%	158,737,200	-	-20.78%	-	-
08/06	16,670	16,770	16,100	16,247	-10.24%	103,532,400	-	-20.61%	-	-
08/05	18,667	18,933	17,800	18,100	+4.24%	143,061,300	-	-13.76%	-	-
08/04	16,997	17,527	15,763	17,363	+5.96%	155,437,500	-	-19.09%	-	-
08/03	15,833	17,330	14,790	16,387	+5.72%	208,397,700	-	-25.33%	-	-
07/31	15,500	15,500	15,500	15,500	+17.72%	3,538,800	-	-31.17%	-	-
07/30	13,000	15,013	12,007	13,167	+2.92%	274,617,300	-	-43.45%	-	-
07/29	14,887	16,273	12,550	12,793	-13.85%	258,692,100	-	-46.67%	-	-
07/28	14,883	15,907	14,850	14,850	-18.33%	119,568,600	-	-39.9%	-	-
07/27	18,933	19,137	16,800	18,183	-2.61%	167,618,100	-	-28.87%	-	-
07/24	20,293	20,897	18,360	18,670	-9.49%	127,156,500	-	-28.97%	-	-
07/23	22,333	22,397	20,383	20,627	-3.72%	117,831,300	-	-23.12%	-	-
07/22	22,167	22,900	20,917	21,423	+5.26%	151,391,400	-	-21.48%	-	-
07/21	17,703	20,640	17,123	20,353	+17.18%	152,645,100	-	-26.5%	-	-
07/17	18,633	18,917	17,370	17,370	-16.1%	124,506,000	-	-38.16%	-	-
07/16	23,037	23,100	20,507	20,703	-15.03%	135,993,900	-	-27.3%	-	-
07/15	24,247	24,980	23,733	24,367	+5.79%	111,669,600	-	-14.97%	-	-
07/14	21,767	23,640	21,020	23,033	+2.98%	159,650,700	-	-19.52%	-	-
07/13	25,167	25,720	22,033	22,367	-12.86%	146,114,400	-	-22.12%	-	-
07/10	27,360	28,017	25,293	25,667	-1.1%	119,919,300	-	-10.82%	-	-
07/09	25,740	26,650	25,233	25,953	+8.33%	120,134,400	-	-9.87%	-	-
07/08	23,133	25,827	23,100	23,957	-0.73%	145,044,300	-	-16.77%	-	-
07/07	26,000	26,490	23,707	24,133	-11.26%	139,485,000	-	-16.4%	-	-
07/06	28,267	28,267	26,067	27,197	-2.05%	120,459,600	-	-6.01%	-	-
07/03	22,667	28,130	22,397	27,767	+9.23%	170,446,500	-	-3.64%	-	-
07/02	26,377	26,997	25,000	25,420	-13.47%	134,275,200	-	-11.06%	-	-
07/01	30,393	31,020	29,040	29,377	-1.73%	87,966,900	-	+3.5%	-	-
06/30	29,483	31,627	28,433	29,893	+1.39%	109,180,800	-	+6.7%	-	-
06/29	30,910	31,047	27,367	29,483	-4.05%	134,147,400	-	+6.62%	-	-
06/26	33,333	34,000	29,867	30,727	-11.24%	131,719,800	-	+12.37%	-	-
06/25	35,333	35,383	32,437	34,617	+12.27%	87,386,100	-	+28.78%	-	-
06/24	31,763	32,730	28,850	30,833	+0.23%	150,627,900	-	+17.53%	-	-
06/23	36,917	37,167	30,383	30,763	-15.1%	131,534,700	-	+19.77%	-	-
06/22	35,200	37,567	34,750	36,233	+0.09%	71,370,600	-	+44.25%	-	-
06/19	33,433	36,200	33,323	36,200	+12.07%	104,613,300	-	+48.63%	-	-
06/18	32,500	33,167	31,933	32,300	+0.94%	92,120,100	-	+37.45%	-	-
06/17	31,167	32,133	30,773	32,000	+1.35%	84,129,900	-	+40.02%	-	-
06/16	31,303	32,537	30,307	31,573	+4.19%	108,654,900	-	+41.92%	-	-
06/15	28,567	30,330	28,400	30,303	+11.96%	101,238,300	-	+40.3%	-	-
06/12	26,833	27,713	26,307	27,067	+7.64%	114,428,100	-	+28.9%	-	-
06/11	22,583	25,787	22,533	25,147	+7.01%	151,734,300	-	+22.61%	-	-
06/10	24,983	25,227	23,377	23,500	-7.78%	118,131,600	-	+17.01%	-	-
06/09	24,677	25,550	24,010	25,483	+6.36%	103,559,400	-	+29.83%	-	-
06/08	23,047	24,833	23,003	23,960	-8.01%	133,999,500	-	+25.38%	-	-
06/05	24,670	26,280	24,430	26,047	+1.59%	109,568,700	-	+39.77%	-	-
06/04	25,667	26,610	25,000	25,640	-1.49%	104,272,200	-	+41.92%	-	-
06/03	26,553	27,713	25,413	26,027	+0.7%	130,829,700	-	+48.71%	-	-
06/02	24,667	25,847	23,410	25,847	+6.95%	131,279,700	-	+52.64%	-	-
06/01	23,333	24,383	23,090	24,167	+10.1%	110,179,500	-	+47.69%	-	-
05/29	20,833	21,950	20,370	21,950	+7.46%	127,579,500	-	+38.63%	-	-
05/28	19,667	20,613	18,967	20,427	+1.21%	124,977,000	-	+32.98%	-	-
05/27	21,963	22,447	20,057	20,183	-3.06%	134,817,900	-	+35%	-	-
05/26	22,000	22,030	20,370	20,820	-4.57%	95,260,200	-	+42.64%	-	-
05/25	19,460	21,930	19,363	21,817	+14.02%	116,404,200	-	+53.69%	-	-
05/22	19,167	19,627	18,760	19,133	+3.72%	76,079,100	-	+38.76%	-	-
05/21	17,763	19,807	17,040	18,447	+7.9%	166,543,800	-	+37.24%	-	-
05/20	17,000	17,150	16,090	17,097	+3.05%	94,437,900	-	+30.46%	-	-
05/19	17,337	17,530	16,000	16,590	-3.27%	150,282,600	-	+29.71%	-	-
05/18	17,150	17,150	17,150	17,150	+15.75%	2,467,500	-	+37.25%	-	-
05/15	16,153	16,157	14,033	14,817	-8.27%	113,885,400	-	+22.26%	-	-
05/14	16,690	17,830	15,037	16,153	-4.04%	143,575,500	-	+36.55%	-	-
05/13	14,933	16,890	14,913	16,833	+9.54%	89,242,200	-	+46.7%	-	-
05/12	15,633	15,727	14,543	15,367	+0.35%	85,396,500	-	+38.65%	-	-
05/11	16,400	16,477	15,230	15,313	+3.26%	116,370,900	-	+42.33%	-	-
05/08	14,450	15,183	13,967	14,830	+2.49%	124,222,500	-	+42.58%	-	-
05/07	14,470	14,470	14,470	14,470	+19.23%	3,817,800	-	+43.62%	-	-
05/01	12,167	12,330	12,017	12,137	-3.06%	57,497,400	-	+24.27%	-	-

年初来

年度	株価		出来高	時価総額		25日乖離
年度	高値	安値	大商い	高値	安値	プラス	マイナス
2025年 3月期	1,083 3,250 3/18	480 1,440 12/18	175,814,700 58,604,900 12/18	1兆7520億	7762億5000万	+40.61% 2/27	-40.99% 4/7
2026年 3月期	8,140 24,420 2/13	503 1,510 4/7	193,605,300 64,535,100 11/21	13兆2959億	8140億6981万	+65.28% 9/16	-19.68% 11/26
最新	17,880 2026/9/29		41,572,200	29兆3955億		+1.13% 17,680

年間値上がり率

2025/12/30 vs 2024/12/30: 536%（6.36倍）
2026/09/29 vs 2025/12/30: 414%（5.14倍）
過去安値 480円（2024/12/18）: 3625%（37.25倍）
17,880円（9/29）

キオクシア HD（285A）の株価チャート

株価

9/29

乖離率

2026/05/01～2026/09/29

株価推移

年初来

年間値上がり率

開示資料

決算

株式

チャート