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
10/19	2,159	2,190	2,150	2,180	-0.09%	134,000	-	-2.15%	-	-
10/16	2,120	2,182	2,120	2,182	+3.61%	141,500	-	-2.2%	-	-
10/15	2,137	2,144	2,105	2,106	-2.9%	255,800	-	-5.69%	-	-
10/14	2,181	2,186	2,154	2,169	-0.82%	90,800	-	-3.08%	-	-
10/13	2,178	2,198	2,169	2,187	+0.74%	133,900	-	-2.41%	-	-
10/09	2,158	2,192	2,158	2,171	+0.14%	121,300	-	-3.21%	-	-
10/08	2,166	2,177	2,122	2,168	-1%	256,600	-	-3.6%	-	-
10/07	2,218	2,233	2,190	2,190	-1.84%	177,000	-	-2.8%	-	-
10/06	2,222	2,234	2,205	2,231	+0.5%	189,800	-	-1.15%	-	-
10/05	2,264	2,265	2,211	2,220	-2.2%	241,100	-	-1.68%	-	-
10/02	2,288	2,303	2,261	2,270	-1.18%	146,100	-	+0.4%	-	-
10/01	2,270	2,297	2,253	2,297	+1.1%	154,200	-	+1.68%	-	-
10/01	株式分割 1→2
09/30	2,229	2,286	2,228	2,272	+2.43%	154,800	-	+0.71%	-	-
09/29	2,281	2,284	2,207	2,218	-2.83%	212,300	-	-1.51%	-	-
09/28	2,305	2,310	2,283	2,283	0%	154,200	-	+1.44%	-	-
09/25	2,275	2,293	2,265	2,283	+0.55%	139,000	-	+1.72%	-	-
09/24	2,285	2,288	2,265	2,270	+0.33%	164,400	-	+1.34%	-	-
09/18	2,293	2,300	2,260	2,263	-0.98%	136,600	-	+1.09%	-	-
09/17	2,260	2,288	2,260	2,285	+1.11%	87,600	-	+2.28%	-	-
09/16	2,250	2,295	2,250	2,260	+1.12%	118,800	-	+1.39%	-	-
09/15	2,238	2,243	2,218	2,235	+0.34%	94,400	-	+0.54%	-	-
09/14	2,218	2,243	2,213	2,228	+0.79%	86,000	-	+0.43%	-	-
09/11	2,205	2,255	2,193	2,210	-1.34%	202,800	-	-0.18%	-	-
09/10	2,263	2,283	2,228	2,240	-1.86%	134,200	-	+1.31%	-	-
09/09	2,250	2,283	2,238	2,283	+1.67%	171,000	-	+3.23%	-	-
09/08	2,248	2,283	2,228	2,245	-0.11%	184,600	-	+1.63%	-	-
09/07	2,250	2,260	2,238	2,248	+0.56%	108,600	-	+1.84%	-	-
09/04	2,248	2,253	2,223	2,235	-0.56%	141,400	-	+1.36%	-	-
09/03	2,253	2,260	2,230	2,248	+0.67%	209,800	-	+2.02%	-	-
09/02	2,270	2,290	2,225	2,233	-3.04%	230,000	-	+1.43%	-	-
09/01	2,255	2,303	2,240	2,303	+1.21%	155,600	-	+4.61%	-	-
08/31	2,285	2,290	2,260	2,275	-0.55%	115,000	-	+3.41%	-	-
08/28	2,275	2,308	2,258	2,288	+0.55%	217,400	-	+4.02%	-	-
08/27	2,260	2,293	2,253	2,275	0%	163,400	-	+3.5%	-	-
08/26	2,225	2,280	2,220	2,275	+2.25%	194,000	-	+3.55%	-	-
08/25	2,200	2,238	2,198	2,225	+0.23%	145,000	-	+1.32%	-	-
08/24	2,178	2,228	2,173	2,220	+1.95%	157,000	-	+1.19%	-	-
08/21	2,138	2,178	2,135	2,178	+0.35%	85,400	-	-0.89%	-	-
08/20	2,125	2,175	2,125	2,170	+2.36%	119,000	-	-1.5%	-	-
08/19	2,173	2,173	2,108	2,120	-2.86%	335,600	-	-3.99%	-	-
08/18	2,225	2,225	2,180	2,183	-2.02%	168,400	-	-1.33%	-	-
08/17	2,175	2,230	2,170	2,228	+2.53%	250,200	-	+0.56%	-	-
08/14	2,140	2,180	2,133	2,173	+1.05%	144,800	-	-1.96%	-	-
08/13	2,130	2,163	2,123	2,150	+1.9%	241,400	-	-3.2%	-	-
08/12	2,110	2,123	2,105	2,110	-0.12%	223,800	-	-5.34%	-	-
08/10	2,120	2,138	2,095	2,113	-0.94%	255,000	-	-5.48%	-	-
08/07	2,175	2,188	2,123	2,133	-0.35%	370,800	-	-4.8%	-	-
08/06	2,253	2,283	2,130	2,140	-4.36%	522,000	-	-4.59%	-	-
08/05	2,235	2,263	2,225	2,238	+0.67%	156,000	-	-0.38%	-	-
08/04	2,168	2,225	2,168	2,223	+1.72%	163,800	-	-0.91%	-	-
08/03	2,198	2,198	2,133	2,185	-0.68%	259,800	-	-2.59%	-	-
07/31	2,215	2,235	2,178	2,200	+0.57%	131,400	-	-1.92%	-	-
07/30	2,175	2,208	2,143	2,188	-0.57%	222,800	-	-2.43%	-	-
07/29	2,255	2,255	2,163	2,200	-1.23%	292,200	-	-1.87%	-	-
07/28	2,278	2,278	2,203	2,228	-2.3%	230,400	-	-0.69%	-	-
07/27	2,275	2,288	2,240	2,280	+1.33%	144,200	-	+1.51%	-	-
07/24	2,248	2,258	2,223	2,250	-0.33%	173,400	-	+0.18%	-	-
07/23	2,253	2,293	2,245	2,258	+0.22%	158,800	-	+0.42%	-	-
07/22	2,245	2,288	2,245	2,253	+0.11%	164,400	-	+0.2%	-	-
07/21	2,205	2,270	2,205	2,250	+2.62%	213,600	-	+0.13%	-	-
07/17	2,268	2,285	2,170	2,193	-4.26%	311,600	-	-2.51%	-	-
07/16	2,325	2,343	2,273	2,290	-1.82%	200,800	-	+1.91%	-	-
07/15	2,360	2,405	2,268	2,333	+1.86%	323,000	-	+4.04%	-	-
07/14	2,213	2,313	2,205	2,290	+3.74%	218,600	-	+2.46%	-	-
07/13	2,273	2,285	2,203	2,208	-2.32%	181,200	-	-0.96%	-	-
07/10	2,298	2,298	2,253	2,260	-0.22%	112,600	-	+1.53%	-	-
07/09	2,273	2,288	2,245	2,265	-1.31%	144,200	-	+1.98%	-	-
07/08	2,340	2,340	2,273	2,295	-2.65%	200,000	-	+3.66%	-	-
07/07	2,295	2,375	2,290	2,358	+4.31%	192,400	-	+6.72%	-	-
07/06	2,248	2,305	2,243	2,260	+1.35%	99,800	-	+2.73%	-	-
07/03	2,213	2,253	2,213	2,230	+1.25%	112,400	-	+1.36%	-	-
07/02	2,215	2,243	2,193	2,203	-0.23%	84,600	-	-0.02%	-	-
07/01	2,200	2,225	2,200	2,208	+1.49%	73,400	-	-0.02%	-	-
06/30	2,240	2,240	2,173	2,175	-1.58%	120,200	-	-1.72%	-	-
06/29	2,218	2,245	2,168	2,210	+0.68%	133,200	-	-0.36%	-	-
06/26	2,173	2,203	2,160	2,195	+1.04%	127,400	-	-1.22%	-	-
06/25	2,223	2,223	2,173	2,173	-0.91%	87,800	-	-2.49%	-	-
06/24	2,230	2,253	2,188	2,193	-1.79%	91,400	-	-1.86%	-	-
06/23	2,283	2,298	2,233	2,233	-2.93%	80,600	-	-0.29%	-	-
06/22	2,270	2,303	2,253	2,300	+1.1%	99,800	-	+2.45%	-	-
06/19	2,313	2,350	2,260	2,275	-1.41%	139,000	-	+1.25%	-	-
06/18	2,255	2,360	2,255	2,308	+2.67%	182,800	-	+2.46%	-	-
06/17	2,230	2,293	2,230	2,248	+0.67%	82,600	-	-0.51%	-	-
06/16	2,285	2,293	2,230	2,233	-2.3%	125,400	-	-1.61%	-	-
06/15	2,233	2,303	2,233	2,285	+5.66%	151,800	-	+0.22%	-	-
06/12	2,165	2,193	2,153	2,163	+0.93%	114,000	-	-5.49%	-	-
06/11	2,130	2,153	2,103	2,143	-0.7%	104,400	-	-6.85%	-	-
06/10	2,125	2,165	2,125	2,158	+0.82%	94,400	-	-6.76%	-	-
06/09	2,153	2,193	2,130	2,140	+0.35%	125,800	-	-8%	-	-
06/08	2,115	2,138	2,090	2,133	-0.81%	198,800	-	-8.79%	-	-
06/05	2,093	2,158	2,093	2,150	+2.75%	149,200	-	-8.63%	-	-
06/04	2,145	2,158	2,093	2,093	-3.35%	200,400	-	-11.48%	-	-
06/03	2,138	2,178	2,123	2,165	+1.29%	154,200	-	-8.92%	-	-
06/02	2,208	2,208	2,100	2,138	-5.32%	267,600	-	-10.45%	-	-
06/01	2,290	2,313	2,235	2,258	-1.63%	234,600	-	-5.98%	-	-
05/29	2,343	2,348	2,295	2,295	-2.03%	109,800	-	-4.69%	-	-
05/28	2,325	2,365	2,303	2,343	+0.75%	122,000	-	-2.88%	-	-
05/27	2,340	2,368	2,313	2,325	+0.76%	166,600	-	-3.61%	-	-
05/26	2,300	2,323	2,243	2,308	-0.11%	210,800	-	-4.45%	-	-
05/25	2,363	2,400	2,310	2,310	-1.07%	176,200	-	-4.47%	-	-

年初来

年度	株価		出来高	時価総額
年度	高値	安値	大商い	高値	安値	期末
2010年 3月期	590 118 6/19	330 66 11/20	567,600 2,838,000 6/12	-	-	125億3512万 3/31
2011年 3月期	780 156 3/23	325 65 10/14 65 10/13 他2件	3,071,200 15,356,000 3/22	244億4348万	101億8478万	200億5619万 3/31
2012年 3月期	720 144 3/8	385 77 9/26	10,843,800 54,219,000 3/7	225億6321万	120億6505万	206億8294万 3/30
2013年 3月期	730 146 1/30	415 83 6/4	8,296,400 41,482,000 1/30	228億7659万	130億518万	181億7592万 3/29
2014年 3月期	1,905 381 9/17	505 101 6/7	50,413,000 252,065,000 9/11	596億9850万	158億2558万	437億1582万 3/31
2015年 3月期	2,670 534 9/2	1,310 262 4/11	56,814,400 284,072,000 7/17	836億7222万	410億5266万	646億3318万 3/31
2016年 3月期	2,125 425 4/15	1,070 214 2/12	1,259,400 6,297,000 2/18	665億9306万	335億3156万	424億6135万 3/31
2017年 3月期	1,965 393 8/1	1,225 245 4/6	2,641,200 13,206,000 7/21	615億7899万	383億8894万	524億5029万 3/31
2018年 3月期	1,940 3,880 11/8	1,412 2,823 3/26	814,200 4,071,000 8/10	607億9554万	442億3346万	476億9311万 3/30
2019年 3月期	1,683 3,365 5/8	1,148 2,296 12/25	581,800 290,900 4/25	527億2603万	359億7592万	425億4104万 3/29
2020年 3月期	1,535 3,070 6/19	927 1,853 3/13	332,400 166,200 8/9	481億369万	290億3457万	366億4096万 3/31
2021年 3月期	1,173 2,345 4/1	897 1,794 12/22	661,600 330,800 11/30	367億4370万	281億1010万	308億3404万 3/31
2022年 3月期	996 1,992 3/25	858 1,715 12/1	369,400 184,700 4/5	312億1256万	268億7225万	277億8275万 3/31
2023年 3月期	969 1,937 3/17	866 1,731 11/4 1,731 10/28	223,800 111,900 3/16	303億5076万	271億2296万	281億2205万 3/31
2024年 3月期	1,430 2,860 3/21	903 1,805 4/6	640,400 320,200 3/21	448億1321万	282億8246万	400億1576万 3/29
2025年 3月期	1,503 3,005 4/24	1,025 2,050 8/5	876,000 438,000 4/24	470億8521万	321億2135万	347億6995万 3/31
2026年 3月期	2,920 5,840 2/12	1,043 2,085 4/7	866,400 433,200 2/16	874億4790万	312億2069万	639億4295万 3/31
最新	2,180 2026/10/19		134,000	652億8644万

鉄建建設（1815）の時価総額の推移

2026/05/25～2026/10/19

株価＆時価総額の推移

年初来

開示資料

決算

株式

チャート