- 1820
- 2026/09/30
- 時価
- 2270億円
- PER 予
- 10.46倍
- 2010年以降
- 赤字-30.29倍
（2010-2026年） - PBR
- 1.12倍
- 2010年以降
- 0.19-1.4倍
（2010-2026年） - 配当 予
- 4.6%
- ROE 予
- 10.66%
- ROA 予
- 3.15%
- 資料
- Link
- CSV,JSON
西松建設（1820）の株価チャート
株価
9/30
- 前日 (9/29)
- 5,361
- 始値
- 5,400
- 高値
- 5,440
- 安値
- 5,365
- 終値 +1.34%
- 5,433
- 出来高 -32%
- 142,600
乖離率
- 株価（5日）
移動平均値 - -2.25%
5,558 - 株価（25日）
移動平均値 - -2.72%
5,585 - 出来高（5日）
移動平均値 - -9.09%
156,860
2026/05/07～2026/09/30
株価推移
| 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 | ||||||||||
| 09/30 | 5,400 | 5,440 | 5,365 | 5,433 | +1.34% | 142,600 | - | -2.72% | - | - |
| 09/29 | 5,500 | 5,528 | 5,354 | 5,361 | -5% | 209,700 | - | -4.05% | - | - |
| 09/28 | 5,700 | 5,708 | 5,630 | 5,643 | -0.28% | 179,700 | - | +0.91% | - | - |
| 09/25 | 5,664 | 5,688 | 5,634 | 5,659 | -0.58% | 135,900 | - | +1.38% | - | - |
| 09/24 | 5,718 | 5,727 | 5,666 | 5,692 | +0.12% | 116,400 | - | +2.06% | - | - |
| 09/18 | 5,737 | 5,745 | 5,677 | 5,685 | -0.77% | 112,200 | - | +2.05% | - | - |
| 09/17 | 5,663 | 5,751 | 5,648 | 5,729 | +2.25% | 183,700 | - | +2.98% | - | - |
| 09/16 | 5,570 | 5,634 | 5,558 | 5,603 | +0.72% | 77,900 | - | +0.86% | - | - |
| 09/15 | 5,548 | 5,572 | 5,513 | 5,563 | +0.27% | 155,700 | - | +0.27% | - | - |
| 09/14 | 5,500 | 5,561 | 5,500 | 5,548 | +1.26% | 71,800 | - | +0.09% | - | - |
| 09/11 | 5,420 | 5,525 | 5,420 | 5,479 | -0.4% | 103,300 | - | -1.08% | - | - |
| 09/10 | 5,551 | 5,609 | 5,493 | 5,501 | -2.45% | 142,100 | - | -0.58% | - | - |
| 09/09 | 5,591 | 5,664 | 5,568 | 5,639 | +0.09% | 74,600 | - | +2.12% | - | - |
| 09/08 | 5,590 | 5,646 | 5,555 | 5,634 | +0.84% | 108,700 | - | +2.31% | - | - |
| 09/07 | 5,668 | 5,672 | 5,582 | 5,587 | -0.53% | 139,100 | - | +1.75% | - | - |
| 09/04 | 5,600 | 5,626 | 5,558 | 5,617 | +0.11% | 164,600 | - | +2.5% | - | - |
| 09/03 | 5,604 | 5,642 | 5,589 | 5,611 | -0.28% | 107,000 | - | +2.6% | - | - |
| 09/02 | 5,669 | 5,688 | 5,592 | 5,627 | -1% | 161,600 | - | +3.13% | - | - |
| 09/01 | 5,597 | 5,684 | 5,578 | 5,684 | +1.99% | 160,500 | - | +4.35% | - | - |
| 08/31 | 5,543 | 5,600 | 5,510 | 5,573 | +0.72% | 157,000 | - | +2.52% | - | - |
| 08/28 | 5,552 | 5,562 | 5,508 | 5,533 | -0.5% | 105,300 | - | +1.93% | - | - |
| 08/27 | 5,566 | 5,601 | 5,550 | 5,561 | -0.3% | 82,500 | - | +2.56% | - | - |
| 08/26 | 5,537 | 5,600 | 5,537 | 5,578 | +0.74% | 144,500 | - | +3.05% | - | - |
| 08/25 | 5,570 | 5,598 | 5,530 | 5,537 | -0.25% | 90,800 | - | +2.5% | - | - |
| 08/24 | 5,499 | 5,566 | 5,481 | 5,551 | +1.2% | 113,200 | - | +3.01% | - | - |
| 08/21 | 5,476 | 5,488 | 5,444 | 5,485 | +0.05% | 72,400 | - | +1.99% | - | - |
| 08/20 | 5,416 | 5,482 | 5,407 | 5,482 | +1.54% | 131,200 | - | +2.05% | - | - |
| 08/19 | 5,500 | 5,500 | 5,368 | 5,399 | -2.47% | 157,000 | - | +0.63% | - | - |
| 08/18 | 5,569 | 5,587 | 5,527 | 5,536 | +0.16% | 115,600 | - | +3.25% | - | - |
| 08/17 | 5,568 | 5,583 | 5,523 | 5,527 | +0.47% | 87,300 | - | +3.21% | - | - |
| 08/14 | 5,499 | 5,554 | 5,467 | 5,501 | -0.34% | 116,800 | - | +2.82% | - | - |
| 08/13 | 5,461 | 5,520 | 5,446 | 5,520 | +1.58% | 137,600 | - | +3.25% | - | - |
| 08/12 | 5,460 | 5,470 | 5,384 | 5,434 | +0.11% | 142,200 | - | +1.7% | - | - |
| 08/10 | 5,365 | 5,497 | 5,327 | 5,428 | -0.37% | 183,200 | - | +1.65% | - | - |
| 08/07 | 5,321 | 5,554 | 5,321 | 5,448 | +2.39% | 304,200 | - | +2.14% | - | - |
| 08/06 | 5,250 | 5,321 | 5,250 | 5,321 | +1.51% | 103,900 | - | -0.09% | - | - |
| 08/05 | 5,280 | 5,290 | 5,227 | 5,242 | -0.11% | 87,400 | - | -1.54% | - | - |
| 08/04 | 5,230 | 5,290 | 5,223 | 5,248 | +0.06% | 102,900 | - | -1.48% | - | - |
| 08/03 | 5,298 | 5,298 | 5,161 | 5,245 | -1.28% | 135,800 | - | -1.58% | - | - |
| 07/31 | 5,265 | 5,364 | 5,264 | 5,313 | -0.36% | 113,900 | - | -0.34% | - | - |
| 07/30 | 5,297 | 5,366 | 5,265 | 5,332 | +0.47% | 124,200 | - | +0.08% | - | - |
| 07/29 | 5,400 | 5,417 | 5,281 | 5,307 | -1.45% | 157,500 | - | -0.36% | - | - |
| 07/28 | 5,414 | 5,414 | 5,331 | 5,385 | -0.72% | 103,700 | - | +1.13% | - | - |
| 07/27 | 5,400 | 5,434 | 5,370 | 5,424 | +0.91% | 116,900 | - | +1.88% | - | - |
| 07/24 | 5,314 | 5,379 | 5,305 | 5,375 | +0.26% | 105,700 | - | +1% | - | - |
| 07/23 | 5,353 | 5,385 | 5,335 | 5,361 | +0.15% | 89,700 | - | +0.69% | - | - |
| 07/22 | 5,294 | 5,379 | 5,285 | 5,353 | +0.89% | 98,300 | - | +0.49% | - | - |
| 07/21 | 5,248 | 5,318 | 5,218 | 5,306 | +2.04% | 137,900 | - | -0.41% | - | - |
| 07/17 | 5,260 | 5,301 | 5,164 | 5,200 | -1.31% | 156,100 | - | -2.57% | - | - |
| 07/16 | 5,319 | 5,377 | 5,265 | 5,269 | -1.24% | 118,100 | - | -1.38% | - | - |
| 07/15 | 5,370 | 5,395 | 5,312 | 5,335 | +0.15% | 100,800 | - | -0.15% | - | - |
| 07/14 | 5,330 | 5,357 | 5,308 | 5,327 | +0.43% | 75,900 | - | -0.28% | - | - |
| 07/13 | 5,395 | 5,421 | 5,274 | 5,304 | -1.19% | 114,100 | - | -0.69% | - | - |
| 07/10 | 5,420 | 5,438 | 5,368 | 5,368 | -0.67% | 88,500 | - | +0.54% | - | - |
| 07/09 | 5,350 | 5,440 | 5,335 | 5,404 | +0.17% | 167,300 | - | +1.22% | - | - |
| 07/08 | 5,394 | 5,425 | 5,355 | 5,395 | -0.92% | 96,000 | - | +1.18% | - | - |
| 07/07 | 5,419 | 5,473 | 5,395 | 5,445 | +1.28% | 163,000 | - | +2.23% | - | - |
| 07/06 | 5,315 | 5,411 | 5,315 | 5,376 | +2.3% | 108,100 | - | +1.13% | - | - |
| 07/03 | 5,300 | 5,330 | 5,255 | 5,255 | +0.08% | 95,200 | - | -1.13% | - | - |
| 07/02 | 5,260 | 5,330 | 5,232 | 5,251 | -0.68% | 113,500 | - | -1.33% | - | - |
| 07/01 | 5,360 | 5,360 | 5,285 | 5,287 | -0.4% | 101,300 | - | -0.77% | - | - |
| 06/30 | 5,341 | 5,341 | 5,282 | 5,308 | -0.02% | 120,100 | - | -0.47% | - | - |
| 06/29 | 5,306 | 5,341 | 5,261 | 5,309 | +0.34% | 112,000 | - | -0.58% | - | - |
| 06/26 | 5,273 | 5,312 | 5,235 | 5,291 | +0.9% | 97,000 | - | -1.05% | - | - |
| 06/25 | 5,303 | 5,325 | 5,225 | 5,244 | -0.4% | 112,400 | - | -2% | - | - |
| 06/24 | 5,319 | 5,331 | 5,254 | 5,265 | -0.45% | 79,200 | - | -1.72% | - | - |
| 06/23 | 5,379 | 5,379 | 5,274 | 5,289 | -1.12% | 85,600 | - | -1.38% | - | - |
| 06/22 | 5,355 | 5,383 | 5,314 | 5,349 | -0.63% | 72,300 | - | -0.45% | - | - |
| 06/19 | 5,418 | 5,448 | 5,373 | 5,383 | -0.99% | 131,100 | - | +0.13% | - | - |
| 06/18 | 5,422 | 5,481 | 5,416 | 5,437 | +0.39% | 98,800 | - | +0.97% | - | - |
| 06/17 | 5,424 | 5,478 | 5,404 | 5,416 | +0.43% | 70,700 | - | +0.46% | - | - |
| 06/16 | 5,500 | 5,500 | 5,350 | 5,393 | -2.19% | 116,700 | - | -0.24% | - | - |
| 06/15 | 5,407 | 5,530 | 5,392 | 5,514 | +2.76% | 143,200 | - | +1.7% | - | - |
| 06/12 | 5,362 | 5,394 | 5,310 | 5,366 | +1.98% | 150,500 | - | -1.18% | - | - |
| 06/11 | 5,235 | 5,263 | 5,150 | 5,262 | -0.96% | 117,200 | - | -3.36% | - | - |
| 06/10 | 5,305 | 5,333 | 5,258 | 5,313 | +0.38% | 107,500 | - | -2.75% | - | - |
| 06/09 | 5,326 | 5,361 | 5,246 | 5,293 | +0.38% | 93,500 | - | -3.39% | - | - |
| 06/08 | 5,283 | 5,303 | 5,200 | 5,273 | -1.44% | 150,600 | - | -4.07% | - | - |
| 06/05 | 5,300 | 5,379 | 5,276 | 5,350 | +2.04% | 111,900 | - | -3.1% | - | - |
| 06/04 | 5,224 | 5,299 | 5,211 | 5,243 | +0.02% | 148,800 | - | -5.31% | - | - |
| 06/03 | 5,199 | 5,254 | 5,160 | 5,242 | +0.83% | 131,500 | - | -5.63% | - | - |
| 06/02 | 5,300 | 5,300 | 5,145 | 5,199 | -2.53% | 154,900 | - | -6.74% | - | - |
| 06/01 | 5,384 | 5,408 | 5,334 | 5,334 | -1.77% | 150,500 | - | -4.7% | - | - |
| 05/29 | 5,405 | 5,472 | 5,353 | 5,430 | +0.22% | 192,700 | - | -3.24% | - | - |
| 05/28 | 5,414 | 5,491 | 5,359 | 5,418 | +0.15% | 101,700 | - | -3.58% | - | - |
| 05/27 | 5,482 | 5,490 | 5,379 | 5,410 | -1.15% | 161,600 | - | -3.87% | - | - |
| 05/26 | 5,485 | 5,545 | 5,417 | 5,473 | -0.11% | 144,000 | - | -2.91% | - | - |
| 05/25 | 5,422 | 5,543 | 5,422 | 5,479 | +1.5% | 137,900 | - | -2.96% | - | - |
| 05/22 | 5,400 | 5,407 | 5,339 | 5,398 | +0.07% | 133,700 | - | -4.54% | - | - |
| 05/21 | 5,461 | 5,484 | 5,350 | 5,394 | -0.42% | 142,200 | - | -4.87% | - | - |
| 05/20 | 5,511 | 5,511 | 5,384 | 5,417 | -2.26% | 211,100 | - | -4.73% | - | - |
| 05/19 | 5,459 | 5,580 | 5,459 | 5,542 | +2.01% | 155,500 | - | -2.84% | - | - |
| 05/18 | 5,563 | 5,563 | 5,425 | 5,433 | -2.7% | 176,500 | - | -5.02% | - | - |
| 05/15 | 5,656 | 5,662 | 5,561 | 5,584 | -0.46% | 171,800 | - | -2.6% | - | - |
| 05/14 | 5,779 | 5,788 | 5,588 | 5,610 | -2.92% | 202,100 | - | -2.26% | - | - |
| 05/13 | 5,792 | 5,849 | 5,715 | 5,779 | -0.33% | 186,100 | - | +0.5% | - | - |
| 05/12 | 5,749 | 5,950 | 5,650 | 5,798 | +1.42% | 240,800 | - | +0.8% | - | - |
| 05/11 | 5,706 | 5,770 | 5,668 | 5,717 | -0.21% | 108,500 | - | -0.69% | - | - |
| 05/08 | 5,698 | 5,748 | 5,653 | 5,729 | +0.17% | 128,600 | - | -0.49% | - | - |
| 05/07 | 5,775 | 5,798 | 5,705 | 5,719 | +0.32% | 141,100 | - | -0.68% | - | - |
年初来
| 年度 | 株価 | 出来高 | 時価総額 | 25日乖離 | |||
|---|---|---|---|---|---|---|---|
| 高値 | 安値 | 大商い | 高値 | 安値 | プラス | マイナス | |
| 2008年 3月期 | 2,240 448 7/9 | 985 197 3/18 | 1,532,400 7,662,000 5/14 | - | - | +9.56% 5/22 | -18.44% 3/17 |
| 2009年 3月期 | 1,570 314 5/30 | 330 66 3/10 66 3/9 他2件 | 11,670,400 58,352,000 1/23 | - | - | +29.73% 4/14 | -44.61% 1/23 |
| 2010年 3月期 | 940 188 8/31 | 390 78 4/22 | 5,895,400 29,477,000 8/28 | - | - | +45.55% 5/26 | -23.5% 10/5 |
| 2011年 3月期 | 765 153 3/23 | 420 84 10/5 | 3,086,400 15,432,000 3/14 | 425億2742万 | 233億4838万 | +24.21% 3/22 | -14.78% 5/21 |
| 2012年 3月期 | 1,045 209 3/13 209 3/12 他2件 | 500 100 8/9 | 1,653,400 8,267,000 1/17 | 580億9301万 | 277億9570万 | +23.37% 1/17 | -11.41% 8/9 |
| 2013年 3月期 | 960 192 4/2 | 525 105 6/4 | 1,544,800 7,724,000 12/19 | 533億6774万 | 291億8548万 | +26.21% 12/19 | -22.35% 5/11 |
| 2014年 3月期 | 1,940 388 1/17 | 725 145 4/4 145 4/2 | 5,617,400 28,087,000 9/19 | 1078億4751万 | 403億376万 | +28.51% 9/19 | -12.48% 3/20 |
| 2015年 3月期 | 2,885 577 8/28 | 1,550 310 4/11 | 2,421,600 12,108,000 11/12 | 1603億8148万 | 861億6682万 | +14.46% 8/18 | -11.04% 10/2 |
| 2016年 3月期 | 2,740 548 9/1 | 1,910 382 2/12 | 2,670,600 13,353,000 10/22 | 1523億2071万 | 1061億7976万 | +11.74% 8/31 | -11.08% 1/21 |
| 2017年 3月期 | 3,030 606 3/9 | 2,060 412 6/24 | 1,149,800 5,749,000 5/12 | 1684億4225万 | 1145億1849万 | +10.15% 11/30 | -7.07% 5/12 |
| 2018年 3月期 | 3,580 11/6 | 2,542 2/14 | 1,101,000 2/8 | 1990億1757万 | 1413億1359万 | +8.44% 10/10 | -15.9% 2/14 |
| 2019年 3月期 | 3,285 7/27 | 2,252 12/25 | 1,390,700 4/4 | 1826億1808万 | 1251億9206万 | +8.79% 5/10 | -13.13% 10/26 |
| 2020年 3月期 | 2,592 2/7 | 1,753 8/6 | 1,018,800 8/2 | 1440億9317万 | 974億5190万 | +11.75% 11/12 | -19.16% 3/13 |
| 2021年 3月期 | 3,045 3/18 | 1,842 4/16 | 1,125,200 11/9 | 1692億7612万 | 1023億9954万 | +12.35% 5/11 | -6.53% 7/31 |
| 2022年 3月期 | 3,980 1/24 | 2,742 4/6 | 1,576,000 5/11 | 2212億5417万 | 1524億3189万 | +17.23% 5/14 | -7.18% 10/27 |
| 2023年 3月期 | 4,445 6/8 | 3,320 2/7 | 1,978,000 2/1 | 2471億422万 | 1845億6378万 | +8.17% 5/13 | -12.85% 2/7 |
| 2024年 3月期 | 4,609 2/20 | 3,265 5/11 | 1,415,800 2/6 | 2562億2123万 | 1815億625万 | +9.72% 2/19 | -7.78% 10/4 |
| 2025年 3月期 | 5,385 9/3 | 3,978 8/5 | 1,071,400 4/26 | 2250億4723万 | 1662億4659万 | +11.55% 9/3 | -15.12% 8/5 |
| 2026年 3月期 | 6,891 2/27 | 4,180 4/7 | 668,300 11/7 | 2879億8524万 | 1746億8847万 | +10.66% 2/12 | -9.29% 3/23 |
| 最新 | 5,433 2026/9/30 | 142,600 | 2270億5323万 | -2.72% 5,585 | |||
年間値上がり率
- 1984/12/28 vs 1983/12/28
- -5%（0.95倍）
- 1985/12/28 vs 1984/12/28
- 45%（1.45倍）
- 1986/12/27 vs 1985/12/28
- 72%（1.72倍）
- 1987/12/28 vs 1986/12/27
- 8%（1.08倍）
- 1988/12/28 vs 1987/12/28
- 30%（1.3倍）
- 1989/12/29 vs 1988/12/28
- 70%（1.7倍）
- 1990/12/28 vs 1989/12/29
- -16%（0.84倍）
- 1991/12/30 vs 1990/12/28
- 2%（1.02倍）
- 1992/12/30 vs 1991/12/30
- -14%（0.86倍）
- 1993/12/30 vs 1992/12/30
- -1%（0.99倍）
- 1994/12/30 vs 1993/12/30
- -3%（0.97倍）
- 1995/12/29 vs 1994/12/30
- 16%（1.16倍）
- 1996/12/30 vs 1995/12/29
- -17%（0.83倍）
- 1997/12/30 vs 1996/12/30
- -59%（0.41倍）
- 1998/12/30 vs 1997/12/30
- 61%（1.61倍）
- 1999/12/30 vs 1998/12/30
- -38%（0.62倍）
- 2000/12/29 vs 1999/12/30
- -5%（0.95倍）
- 2001/12/28 vs 2000/12/29
- -1%（0.99倍）
- 2002/12/30 vs 2001/12/28
- -10%（0.9倍）
- 2003/12/30 vs 2002/12/30
- 2%（1.02倍）
- 2004/12/30 vs 2003/12/30
- 1%（1.01倍）
- 2005/12/30 vs 2004/12/30
- 36%（1.36倍）
- 2006/12/29 vs 2005/12/30
- -19%（0.81倍）
- 2007/12/28 vs 2006/12/29
- -21%（0.79倍）
- 2008/12/30 vs 2007/12/28
- -57%（0.43倍）
- 2009/12/30 vs 2008/12/30
- -25%（0.75倍）
- 2010/12/30 vs 2009/12/30
- 5%（1.05倍）
- 2011/12/30 vs 2010/12/30
- 25%（1.25倍）
- 2012/12/28 vs 2011/12/30
- 36%（1.36倍）
- 2013/12/30 vs 2012/12/28
- 86%（1.86倍）
- 2014/12/30 vs 2013/12/30
- 49%（1.49倍）
- 2015/12/30 vs 2014/12/30
- -7%（0.93倍）
- 2016/12/30 vs 2015/12/30
- 23%（1.23倍）
- 2017/12/29 vs 2016/12/30
- 12%（1.12倍）
- 2018/12/28 vs 2017/12/29
- -21%（0.79倍）
- 2019/12/30 vs 2018/12/28
- -1%（0.99倍）
- 2020/12/30 vs 2019/12/30
- -14%（0.86倍）
- 2021/12/30 vs 2020/12/30
- 72%（1.72倍）
- 2022/12/30 vs 2021/12/30
- 7%（1.07倍）
- 2023/12/29 vs 2022/12/30
- 0%（1倍）
- 2024/12/30 vs 2023/12/29
- 33%（1.33倍）
- 2025/12/30 vs 2024/12/30
- 9%（1.09倍）
- 2026/09/30 vs 2025/12/30
- -5%（0.95倍）
- 過去安値
330円（2009/03/10） - 1546%（16.46倍）
5,433円（9/30）
10年以上蓄積したファイナンスデータとAIを掛け合わせて、投資の意思決定を加速させるポジションです。
