- 4028
- 2026/10/06
- 時価
- 1146億円
- PER 予
- 11.93倍
- 2010年以降
- 赤字-53.37倍
（2010-2026年） - PBR
- 0.85倍
- 2010年以降
- 0.25-1.37倍
（2010-2026年） - 配当 予
- 4.58%
- ROE 予
- 7.13%
- ROA 予
- 3.84%
- 資料
- Link
- CSV,JSON
石原産業（4028）の株価チャート
株価
10/6
- 前日 (10/5)
- 2,809
- 始値
- 2,848
- 高値
- 2,848
- 安値
- 2,801
- 終値 +1.03%
- 2,838
- 出来高 -7.75%
- 158,400
乖離率
- 株価（5日）
移動平均値 - +0.46%
2,825 - 株価（25日）
移動平均値 - -3.96%
2,955 - 出来高（5日）
移動平均値 - -19.07%
195,720
2026/05/13～2026/10/06
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 | ||||||||||
| 10/06 | 2,848 | 2,848 | 2,801 | 2,838 | +1.03% | 158,400 | - | -3.96% | - | - |
| 10/05 | 2,824 | 2,845 | 2,808 | 2,809 | +0.64% | 171,700 | - | -5.42% | - | - |
| 10/02 | 2,821 | 2,831 | 2,784 | 2,791 | -1.86% | 186,700 | - | -6.53% | - | - |
| 10/01 | 2,835 | 2,850 | 2,807 | 2,844 | -0.04% | 248,700 | - | -5.23% | - | - |
| 09/30 | 2,854 | 2,858 | 2,815 | 2,845 | +0.82% | 213,100 | - | -5.58% | - | - |
| 09/29 | 2,838 | 2,843 | 2,803 | 2,822 | -2.32% | 224,700 | - | -6.71% | - | - |
| 09/28 | 2,916 | 2,929 | 2,888 | 2,889 | -0.31% | 182,900 | - | -4.9% | - | - |
| 09/25 | 2,931 | 2,931 | 2,898 | 2,898 | -0.31% | 211,700 | - | -4.73% | - | - |
| 09/24 | 2,930 | 2,939 | 2,903 | 2,907 | -0.27% | 191,700 | - | -4.63% | - | - |
| 09/18 | 2,960 | 2,964 | 2,898 | 2,915 | -1.22% | 244,100 | - | -4.61% | - | - |
| 09/17 | 2,938 | 2,978 | 2,929 | 2,951 | +1.03% | 194,800 | - | -3.69% | - | - |
| 09/16 | 2,887 | 2,924 | 2,886 | 2,921 | +1.67% | 186,500 | - | -4.85% | - | - |
| 09/15 | 2,865 | 2,895 | 2,842 | 2,873 | -0.14% | 206,600 | - | -6.6% | - | - |
| 09/14 | 2,845 | 2,895 | 2,832 | 2,877 | -0.1% | 213,200 | - | -6.59% | - | - |
| 09/11 | 2,855 | 2,901 | 2,838 | 2,880 | -1.94% | 195,600 | - | -6.86% | - | - |
| 09/10 | 2,970 | 2,973 | 2,923 | 2,937 | -2.1% | 181,800 | - | -5.26% | - | - |
| 09/09 | 2,950 | 3,020 | 2,934 | 3,000 | +1.59% | 217,900 | - | -3.44% | - | - |
| 09/08 | 3,050 | 3,050 | 2,953 | 2,953 | -3.97% | 189,600 | - | -4.93% | - | - |
| 09/07 | 3,065 | 3,080 | 3,025 | 3,075 | +1.32% | 120,500 | - | -1% | - | - |
| 09/04 | 3,080 | 3,085 | 3,020 | 3,035 | -2.25% | 190,100 | - | -2.13% | - | - |
| 09/03 | 3,135 | 3,155 | 3,100 | 3,105 | -0.16% | 132,300 | - | +0.32% | - | - |
| 09/02 | 3,155 | 3,185 | 3,090 | 3,110 | -3.42% | 211,800 | - | +0.81% | - | - |
| 09/01 | 3,165 | 3,240 | 3,135 | 3,220 | +0.78% | 161,700 | - | +4.68% | - | - |
| 08/31 | 3,125 | 3,210 | 3,105 | 3,195 | +0.47% | 182,000 | - | +4.14% | - | - |
| 08/28 | 3,215 | 3,285 | 3,180 | 3,180 | -1.09% | 155,400 | - | +3.92% | - | - |
| 08/27 | 3,240 | 3,280 | 3,205 | 3,215 | +0.16% | 133,500 | - | +5.27% | - | - |
| 08/26 | 3,175 | 3,230 | 3,160 | 3,210 | +1.26% | 204,200 | - | +5.38% | - | - |
| 08/25 | 3,145 | 3,205 | 3,130 | 3,170 | +0.63% | 135,300 | - | +4.38% | - | - |
| 08/24 | 3,145 | 3,175 | 3,125 | 3,150 | +0.16% | 112,900 | - | +4.27% | - | - |
| 08/21 | 3,085 | 3,165 | 3,080 | 3,145 | +0.32% | 166,600 | - | +4.49% | - | - |
| 08/20 | 3,030 | 3,145 | 3,005 | 3,135 | +4.92% | 204,500 | - | +4.53% | - | - |
| 08/19 | 2,999 | 3,010 | 2,958 | 2,988 | -2.19% | 277,200 | - | +0.07% | - | - |
| 08/18 | 3,100 | 3,110 | 3,045 | 3,055 | -1.93% | 166,000 | - | +2.62% | - | - |
| 08/17 | 3,095 | 3,130 | 3,070 | 3,115 | +0.16% | 148,400 | - | +5.06% | - | - |
| 08/14 | 3,080 | 3,175 | 3,080 | 3,110 | +0.16% | 279,300 | - | +5.42% | - | - |
| 08/13 | 3,095 | 3,140 | 3,065 | 3,105 | +1.64% | 203,200 | - | +5.79% | - | - |
| 08/12 | 3,000 | 3,065 | 2,999 | 3,055 | +2.14% | 264,900 | - | +4.52% | - | - |
| 08/10 | 3,085 | 3,115 | 2,989 | 2,991 | -5.2% | 530,200 | - | +2.57% | - | - |
| 08/07 | 3,080 | 3,180 | 2,890 | 3,155 | +2.1% | 792,000 | - | +8.34% | - | - |
| 08/06 | 3,100 | 3,155 | 3,075 | 3,090 | -0.64% | 326,500 | - | +6.55% | - | - |
| 08/05 | 3,025 | 3,125 | 3,025 | 3,110 | +4.68% | 425,700 | - | +7.58% | - | - |
| 08/04 | 2,951 | 2,983 | 2,934 | 2,971 | +0.68% | 209,700 | - | +3.12% | - | - |
| 08/03 | 2,920 | 2,960 | 2,882 | 2,951 | -0.51% | 270,700 | - | +2.54% | - | - |
| 07/31 | 2,954 | 3,015 | 2,896 | 2,966 | +2.99% | 252,700 | - | +3.06% | - | - |
| 07/30 | 2,812 | 2,918 | 2,800 | 2,880 | +1.23% | 272,000 | - | +0.07% | - | - |
| 07/29 | 2,916 | 2,920 | 2,772 | 2,845 | -1.83% | 334,700 | - | -1.18% | - | - |
| 07/28 | 2,971 | 2,972 | 2,878 | 2,898 | -4.2% | 386,800 | - | +0.52% | - | - |
| 07/27 | 2,985 | 3,030 | 2,954 | 3,025 | +0.93% | 294,400 | - | +4.67% | - | - |
| 07/24 | 2,992 | 2,999 | 2,960 | 2,997 | -0.76% | 247,400 | - | +3.63% | - | - |
| 07/23 | 3,025 | 3,060 | 2,997 | 3,020 | +0.17% | 172,000 | - | +4.17% | - | - |
| 07/22 | 2,994 | 3,075 | 2,988 | 3,015 | +1.04% | 277,600 | - | +3.86% | - | - |
| 07/21 | 2,831 | 3,040 | 2,812 | 2,984 | +7.3% | 607,600 | - | +2.75% | - | - |
| 07/17 | 2,816 | 2,834 | 2,719 | 2,781 | -2.83% | 340,500 | - | -4.37% | - | - |
| 07/16 | 2,850 | 2,874 | 2,819 | 2,862 | -0.21% | 151,700 | - | -1.85% | - | - |
| 07/15 | 2,829 | 2,876 | 2,818 | 2,868 | +2.03% | 229,000 | - | -1.71% | - | - |
| 07/14 | 2,740 | 2,814 | 2,727 | 2,811 | +2% | 258,200 | - | -3.7% | - | - |
| 07/13 | 2,779 | 2,809 | 2,727 | 2,756 | -0.4% | 229,500 | - | -5.91% | - | - |
| 07/10 | 2,760 | 2,806 | 2,752 | 2,767 | +1.5% | 226,800 | - | -5.92% | - | - |
| 07/09 | 2,727 | 2,757 | 2,712 | 2,726 | -0.62% | 212,900 | - | -7.97% | - | - |
| 07/08 | 2,763 | 2,789 | 2,735 | 2,743 | -2% | 288,100 | - | -8.08% | - | - |
| 07/07 | 2,896 | 2,896 | 2,794 | 2,799 | -2.88% | 301,800 | - | -6.92% | - | - |
| 07/06 | 2,912 | 2,930 | 2,853 | 2,882 | -0.69% | 187,400 | - | -4.82% | - | - |
| 07/03 | 2,861 | 2,908 | 2,825 | 2,902 | +1.43% | 183,300 | - | -4.73% | - | - |
| 07/02 | 2,844 | 2,883 | 2,816 | 2,861 | +0.1% | 201,500 | - | -6.59% | - | - |
| 07/01 | 2,869 | 2,885 | 2,841 | 2,858 | +0.46% | 207,800 | - | -6.91% | - | - |
| 06/30 | 2,891 | 2,903 | 2,809 | 2,845 | -2.17% | 353,200 | - | -7.36% | - | - |
| 06/29 | 2,954 | 2,955 | 2,826 | 2,908 | -1.62% | 285,100 | - | -5.43% | - | - |
| 06/26 | 2,930 | 2,975 | 2,903 | 2,956 | -0.24% | 254,900 | - | -3.74% | - | - |
| 06/25 | 2,954 | 3,000 | 2,934 | 2,963 | +2.17% | 225,200 | - | -3.07% | - | - |
| 06/24 | 2,920 | 2,957 | 2,858 | 2,900 | -1.43% | 278,800 | - | -4.67% | - | - |
| 06/23 | 3,080 | 3,080 | 2,942 | 2,942 | -4.79% | 243,200 | - | -2.84% | - | - |
| 06/22 | 3,060 | 3,110 | 3,020 | 3,090 | +0.98% | 217,200 | - | +2.42% | - | - |
| 06/19 | 3,220 | 3,245 | 3,050 | 3,060 | -3.92% | 215,800 | - | +1.86% | - | - |
| 06/18 | 3,105 | 3,250 | 3,090 | 3,185 | +2.25% | 327,000 | - | +6.41% | - | - |
| 06/17 | 3,040 | 3,155 | 3,020 | 3,115 | +2.47% | 165,000 | - | +4.67% | - | - |
| 06/16 | 3,060 | 3,075 | 3,020 | 3,040 | -1.62% | 210,200 | - | +2.67% | - | - |
| 06/15 | 3,030 | 3,110 | 3,025 | 3,090 | +4.25% | 222,800 | - | +4.78% | - | - |
| 06/12 | 2,963 | 3,045 | 2,942 | 2,964 | +1.75% | 275,100 | - | +0.2% | - | - |
| 06/11 | 2,804 | 2,926 | 2,769 | 2,913 | +0.34% | 268,200 | - | -1.95% | - | - |
| 06/10 | 3,015 | 3,035 | 2,895 | 2,903 | -5.13% | 382,100 | - | -2.65% | - | - |
| 06/09 | 3,085 | 3,135 | 3,015 | 3,060 | -0.16% | 310,600 | - | +2.44% | - | - |
| 06/08 | 3,065 | 3,085 | 2,993 | 3,065 | -6.41% | 505,400 | - | +2.65% | - | - |
| 06/05 | 3,275 | 3,320 | 3,195 | 3,275 | -0.3% | 376,800 | - | +9.75% | - | - |
| 06/04 | 3,245 | 3,320 | 3,170 | 3,285 | -0.61% | 312,400 | - | +10.53% | - | - |
| 06/03 | 3,360 | 3,370 | 3,225 | 3,305 | -0.6% | 428,400 | - | +11.62% | - | - |
| 06/02 | 3,395 | 3,395 | 3,215 | 3,325 | -0.3% | 745,900 | - | +12.75% | - | - |
| 06/01 | 3,500 | 3,550 | 3,270 | 3,335 | +0.15% | 1,792,400 | - | +13.67% | - | - |
| 05/29 | 3,210 | 3,410 | 3,125 | 3,330 | +9.18% | 1,247,800 | - | +14.39% | - | - |
| 05/28 | 2,893 | 3,055 | 2,850 | 3,050 | +6.16% | 639,000 | - | +5.57% | - | - |
| 05/27 | 2,980 | 3,005 | 2,829 | 2,873 | -2.64% | 483,300 | - | -0.21% | - | - |
| 05/26 | 2,875 | 2,977 | 2,816 | 2,951 | +5.58% | 756,000 | - | +2.61% | - | - |
| 05/25 | 2,689 | 2,838 | 2,673 | 2,795 | +7.01% | 660,000 | - | -2.68% | - | - |
| 05/22 | 2,579 | 2,634 | 2,575 | 2,612 | +0.89% | 314,400 | - | -9.12% | - | - |
| 05/21 | 2,547 | 2,615 | 2,538 | 2,589 | +1.61% | 366,700 | - | -10.23% | - | - |
| 05/20 | 2,650 | 2,651 | 2,505 | 2,548 | -4.82% | 519,600 | - | -11.96% | - | - |
| 05/19 | 2,762 | 2,771 | 2,629 | 2,677 | -2.97% | 434,700 | - | -7.88% | - | - |
| 05/18 | 2,760 | 2,783 | 2,731 | 2,759 | -0.68% | 288,900 | - | -5.42% | - | - |
| 05/15 | 2,738 | 2,779 | 2,712 | 2,778 | +0.8% | 389,000 | - | -4.83% | - | - |
| 05/14 | 2,789 | 2,792 | 2,703 | 2,756 | +0.07% | 657,600 | - | -5.62% | - | - |
| 05/13 | 2,750 | 2,861 | 2,733 | 2,754 | +1.03% | 1,038,500 | - | -5.75% | - | - |
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 | 2,640 264 6/6 | 1,430 143 9/25 | 2,858,900 28,589,000 9/25 | - | - | +22.57% 12/12 | -31.34% 9/25 |
| 2009年 3月期 | 2,270 227 4/1 | 510 51 3/10 51 3/9 他2件 | 3,557,500 35,575,000 5/16 | - | - | +29.38% 1/8 | -44.91% 10/27 |
| 2010年 3月期 | 1,220 122 6/4 | 590 59 11/19 | 2,088,200 20,882,000 5/29 | - | - | +34.65% 6/4 | -23.84% 10/5 |
| 2011年 3月期 | 1,430 143 1/19 | 520 52 10/26 52 10/25 | 15,406,200 154,062,000 1/19 | 577億4897万 | 209億9962万 | +50.93% 1/19 | -44.47% 3/15 |
| 2012年 3月期 | 1,160 116 8/4 116 8/3 | 770 77 8/24 | 4,206,500 42,065,000 4/18 | 468億4532万 | 310億9560万 | +15.21% 7/8 | -22.27% 8/22 |
| 2013年 3月期 | 950 95 2/12 | 540 54 11/14 54 11/13 他3件 | 3,147,700 31,477,000 3/5 | 383億6470万 | 218億730万 | +18.82% 1/10 | -14.89% 5/18 |
| 2014年 3月期 | 1,370 137 1/21 | 660 66 6/27 | 6,517,900 65,179,000 9/30 | 553億2600万 | 266億5337万 | +25.3% 9/27 | -18.56% 6/7 |
| 2015年 3月期 | 1,310 131 3/13 | 760 76 10/17 | 1,703,200 17,032,000 9/3 | 529億296万 | 306億9179万 | +16.13% 12/1 | -16.38% 5/27 |
| 2016年 3月期 | 1,440 144 6/4 | 660 66 2/12 | 2,246,600 22,466,000 11/10 | 581億5287万 | 266億5340万 | +12.87% 6/5 | -22.68% 2/12 |
| 2017年 3月期 | 1,185 3/15 | 580 58 7/4 58 7/1 他2件 | 1,061,800 2/13 | 478億5497万 | 234億2268万 | +17.5% 2/16 | -16.99% 6/24 |
| 2018年 3月期 | 2,293 1/12 | 965 5/16 | 1,616,500 11/13 | 926億38万 | 389億7050万 | +27.88% 11/14 | -31.74% 2/14 |
| 2019年 3月期 | 1,799 10/2 | 965 6/26 | 1,886,800 8/14 | 726億5071万 | 389億7050万 | +29.07% 8/14 | -19.45% 10/26 |
| 2020年 3月期 | 1,309 11/8 | 483 3/23 3/17 | 1,082,600 11/11 | 528億6258万 | 195億544万 | +18.4% 11/8 | -33.57% 3/13 |
| 2021年 3月期 | 998 3/18 | 502 4/6 | 1,479,500 11/30 | 403億317万 | 202億7273万 | +25.26% 5/12 | -12.44% 11/13 |
| 2022年 3月期 | 1,420 11/15 | 894 4/21 | 1,670,200 5/12 | 573億4519万 | 361億324万 | +20.99% 6/17 | -13.51% 3/8 |
| 2023年 3月期 | 1,262 6/9 | 964 7/6 | 1,083,000 11/11 | 509億6453万 | 389億3012万 | +17.63% 6/8 | -9.35% 7/6 |
| 2024年 3月期 | 1,809 3/27 | 1,077 4/6 | 846,100 3/27 | 730億5455万 | 434億9350万 | +13% 3/27 | -9.05% 10/6 |
| 2025年 3月期 | 1,922 3/21 | 1,137 8/5 | 679,100 5/13 | 776億1793万 | 459億1654万 | +11.47% 2/13 | -27.92% 8/5 |
| 2026年 3月期 | 4,035 2/24 | 1,399 4/7 | 1,124,300 5/8 | 1629億4921万 | 564億9713万 | +28.99% 2/18 | -19.13% 3/23 |
| 最新 | 2,838 2026/10/6 | 158,400 | 1146億963万 | -3.96% 2,955 | |||
年間値上がり率
- 1984/12/28 vs 1983/12/28
- 10%（1.1倍）
- 1985/12/28 vs 1984/12/28
- 5%（1.05倍）
- 1986/12/27 vs 1985/12/28
- 3%（1.03倍）
- 1987/12/28 vs 1986/12/27
- 24%（1.24倍）
- 1988/12/28 vs 1987/12/28
- 16%（1.16倍）
- 1989/12/29 vs 1988/12/28
- 37%（1.37倍）
- 1990/12/28 vs 1989/12/29
- -48%（0.52倍）
- 1991/12/30 vs 1990/12/28
- -9%（0.91倍）
- 1992/12/30 vs 1991/12/30
- -18%（0.82倍）
- 1993/12/30 vs 1992/12/30
- -19%（0.81倍）
- 1994/12/30 vs 1993/12/30
- 36%（1.36倍）
- 1995/12/29 vs 1994/12/30
- -16%（0.84倍）
- 1996/12/30 vs 1995/12/29
- -16%（0.84倍）
- 1997/12/30 vs 1996/12/30
- -48%（0.52倍）
- 1998/12/30 vs 1997/12/30
- 28%（1.28倍）
- 1999/12/30 vs 1998/12/30
- -27%（0.73倍）
- 2000/12/29 vs 1999/12/30
- 51%（1.51倍）
- 2001/12/28 vs 2000/12/29
- -10%（0.9倍）
- 2002/12/30 vs 2001/12/28
- -34%（0.66倍）
- 2003/12/30 vs 2002/12/30
- 75%（1.75倍）
- 2004/12/30 vs 2003/12/30
- 10%（1.1倍）
- 2005/12/30 vs 2004/12/30
- -11%（0.89倍）
- 2006/12/29 vs 2005/12/30
- -31%（0.69倍）
- 2007/12/28 vs 2006/12/29
- 50%（1.5倍）
- 2008/12/30 vs 2007/12/28
- -65%（0.35倍）
- 2009/12/30 vs 2008/12/30
- 0%（1倍）
- 2010/12/30 vs 2009/12/30
- 12%（1.12倍）
- 2011/12/30 vs 2010/12/30
- 6%（1.06倍）
- 2012/12/28 vs 2011/12/30
- -24%（0.76倍）
- 2013/12/30 vs 2012/12/28
- 69%（1.69倍）
- 2014/12/30 vs 2013/12/30
- -9%（0.91倍）
- 2015/12/30 vs 2014/12/30
- -2%（0.98倍）
- 2016/12/30 vs 2015/12/30
- -11%（0.89倍）
- 2017/12/29 vs 2016/12/30
- 132%（2.32倍）
- 2018/12/28 vs 2017/12/29
- -50%（0.5倍）
- 2019/12/30 vs 2018/12/28
- -3%（0.97倍）
- 2020/12/30 vs 2019/12/30
- -40%（0.6倍）
- 2021/12/30 vs 2020/12/30
- 91%（1.91倍）
- 2022/12/30 vs 2021/12/30
- -11%（0.89倍）
- 2023/12/29 vs 2022/12/30
- 27%（1.27倍）
- 2024/12/30 vs 2023/12/29
- 14%（1.14倍）
- 2025/12/30 vs 2024/12/30
- 78%（1.78倍）
- 2026/10/06 vs 2025/12/30
- 4%（1.04倍）
- 過去安値
483円（2020/03/23） - 488%（5.88倍）
2,838円（10/6）
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。
