| 2019 |
| 06/18 | 948 | 948 | 921 | 925 | -1.91% | 47,100 | 72億4497万 | +0.22% |
| 06/17 | 947 | 965 | 941 | 943 | -1.05% | 51,500 | 73億8595万 | +2.28% |
| 06/14 | 941 | 954 | 939 | 953 | +1.28% | 18,400 | 74億6427万 | +3.59% |
| 06/13 | 950 | 950 | 940 | 941 | -0.84% | 16,400 | 73億7028万 | +2.51% |
| 06/12 | 956 | 965 | 948 | 949 | -0.63% | 45,500 | 74億3294万 | +3.49% |
| 06/11 | 954 | 956 | 935 | 955 | +0.32% | 64,300 | 74億7994万 | +4.26% |
| 06/10 | 936 | 954 | 936 | 952 | +1.82% | 30,700 | 74億5644万 | +3.93% |
| 06/07 | 947 | 947 | 917 | 935 | +0.21% | 27,900 | 73億2329万 | +2.07% |
| 06/06 | 921 | 950 | 921 | 933 | +1.86% | 42,700 | 73億762万 | +1.74% |
| 06/05 | 912 | 917 | 904 | 916 | +2.12% | 28,600 | 71億7447万 | -0.11% |
| 06/04 | 886 | 900 | 878 | 897 | +1.24% | 18,100 | 70億2566万 | -2.29% |
| 06/03 | 890 | 896 | 882 | 886 | -1.34% | 20,000 | 69億3950万 | -3.59% |
| 05/31 | 899 | 929 | 890 | 898 | -0.22% | 41,500 | 70億3349万 | -2.6% |
| 05/30 | 15:00 子会社 株式会社ＥＲＩソリューションにおける中国企業との共同研究に関する基本合意のお知らせ |
| 05/30 | 911 | 911 | 893 | 900 | -1.53% | 25,700 | 70億4916万 | -2.49% |
| 05/29 | 925 | 934 | 913 | 914 | -2.35% | 31,000 | 71億5881万 | -1.3% |
| 05/28 | 941 | 948 | 935 | 936 | +0.21% | 139,000 | 73億3112万 | +0.86% |
| 05/27 | 944 | 945 | 930 | 934 | -1.16% | 31,300 | 73億1546万 | +0.32% |
| 05/24 | 15:00 執行役員の選任に関するお知らせ |
| 05/24 | 924 | 950 | 917 | 945 | +1.29% | 31,600 | 74億161万 | +1.07% |
| 05/23 | 923 | 954 | 918 | 933 | +1.63% | 28,400 | 73億762万 | -0.53% |
| 05/22 | 914 | 968 | 905 | 918 | +1.55% | 100,600 | 71億9014万 | -2.65% |
| 05/21 | 16:30 株式会社構造総合技術研究所の株式取得(子会社化)に関するお知らせ |
| 05/21 | 16:30 子会社の人事異動に関するお知らせ |
| 05/21 | 916 | 916 | 898 | 904 | -1.2% | 12,900 | 70億8048万 | -4.54% |
| 05/20 | 906 | 918 | 906 | 915 | +0.77% | 18,500 | 71億6664万 | -3.89% |
| 05/17 | 903 | 908 | 896 | 908 | +2.02% | 15,100 | 71億1181万 | -5.32% |
| 05/16 | 902 | 906 | 886 | 890 | 0% | 25,900 | 69億7083万 | -7.48% |
| 05/15 | 900 | 901 | 887 | 890 | -0.56% | 27,500 | 69億7083万 | -7.96% |
| 05/14 | 880 | 896 | 869 | 895 | -0.56% | 28,700 | 70億999万 | -8.02% |
| 05/13 | 914 | 916 | 896 | 900 | -1.21% | 18,700 | 70億4916万 | -7.88% |
| 05/10 | 911 | 932 | 901 | 911 | -0.22% | 31,600 | 71億3531万 | -6.76% |
| 05/09 | 925 | 935 | 903 | 913 | -1.4% | 27,600 | 71億5098万 | -6.55% |
| 05/08 | 932 | 934 | 922 | 926 | -1.7% | 29,700 | 72億5280万 | -5.22% |
| 05/07 | 954 | 957 | 940 | 942 | -1.26% | 19,100 | 73億7812万 | -3.38% |
| 04/26 | 952 | 959 | 937 | 954 | -0.21% | 28,500 | 74億7210万 | -1.75% |
| 04/25 | 942 | 956 | 932 | 956 | +1.38% | 22,500 | 74億8777万 | -1.24% |
| 04/24 | 939 | 953 | 930 | 943 | +0.43% | 28,900 | 73億8595万 | -2.18% |
| 04/23 | 17:00 「攻めのIT経営銘柄2019」において「IT経営注目企業2019」として選定されました |
| 04/23 | 940 | 944 | 930 | 939 | +0.21% | 12,700 | 73億5462万 | -2.19% |
| 04/22 | 942 | 955 | 932 | 937 | -0.43% | 15,200 | 73億3895万 | -1.99% |
| 04/19 | 949 | 958 | 937 | 941 | +0.11% | 27,700 | 73億7028万 | -1.16% |
| 04/18 | 966 | 966 | 921 | 940 | -3.09% | 61,200 | 73億6245万 | -0.84% |
| 04/17 | 965 | 971 | 948 | 970 | +0.31% | 60,500 | 75億9742万 | +2.65% |
| 04/16 | 1,000 | 1,003 | 964 | 967 | -2.72% | 88,100 | 75億7393万 | +2.87% |
| 04/15 | 1,051 | 1,051 | 974 | 994 | -4.05% | 181,000 | 77億8540万 | +6.31% |
| 04/12 | 1,038 | 1,064 | 1,016 | 1,036 | -0.19% | 101,700 | 81億1436万 | +11.52% |
| 04/11 | 1,047 | 1,048 | 1,017 | 1,038 | -0.95% | 38,700 | 81億3003万 | +12.22% |
| 04/10 | 1,012 | 1,055 | 1,012 | 1,048 | +2.34% | 60,000 | 82億835万 | +13.67% |
| 04/09 | 1,021 | 1,034 | 1,012 | 1,024 | +0.2% | 31,800 | 80億2037万 | +12.04% |
| 04/08 | 1,080 | 1,080 | 1,014 | 1,022 | -5.46% | 108,300 | 80億471万 | +12.8% |
| 04/05 | 1,063 | 1,083 | 1,034 | 1,081 | +8.21% | 216,700 | 84億6682万 | +20.24% |
| 04/04 | 1,024 | 1,026 | 993 | 999 | -1.96% | 65,900 | 78億2456万 | +12.5% |
| 04/03 | 1,047 | 1,056 | 992 | 1,019 | -1.83% | 143,400 | 79億8121万 | +15.53% |
| 04/02 | 984 | 1,047 | 981 | 1,038 | +5.06% | 209,300 | 81億3003万 | +18.76% |
| 04/01 | 1,035 | 1,035 | 980 | 988 | +9.78% | 313,100 | 77億3841万 | +14.22% |
| 03/29 | 15:00 平成31年5月期第3四半期決算説明資料 |
| 03/29 | 15:00 平成31年5月期第3四半期決算短信〔日本基準〕(連結) |
| 03/29 | 921 | 932 | 900 | 900 | -2.17% | 71,300 | 70億4916万 | +4.9% |
| 03/28 | 905 | 920 | 891 | 920 | +1.88% | 35,100 | 72億580万 | +7.73% |
| 03/27 | 879 | 914 | 876 | 903 | +3.32% | 46,500 | 70億7265万 | +6.24% |
| 03/26 | 859 | 881 | 859 | 874 | +3.55% | 35,600 | 68億4551万 | +3.31% |
| 03/25 | 855 | 865 | 844 | 844 | -3.1% | 20,400 | 66億1054万 | +0.12% |
| 03/22 | 858 | 877 | 853 | 871 | +1.63% | 24,200 | 68億2202万 | +3.69% |
| 03/20 | 844 | 865 | 844 | 857 | +1.66% | 20,900 | 67億1236万 | +2.51% |
| 03/19 | 857 | 857 | 839 | 843 | -1.63% | 13,300 | 66億271万 | +1.32% |
| 03/18 | 838 | 858 | 837 | 857 | +2.63% | 15,800 | 67億1236万 | +3.5% |
| 03/15 | 10:00 「ＥＲＩ学生デザインコンペ2019」開催のお知らせ |
| 03/15 | 842 | 854 | 835 | 835 | -0.83% | 10,400 | 65億4005万 | +1.46% |
| 03/14 | 864 | 864 | 833 | 842 | -1.52% | 13,500 | 65億9488万 | +2.56% |
| 03/13 | 849 | 869 | 841 | 855 | +0.35% | 18,800 | 66億9670万 | +4.52% |
| 03/12 | 849 | 859 | 847 | 852 | +1.43% | 20,000 | 66億7320万 | +4.54% |
| 03/11 | 851 | 854 | 820 | 840 | -1.29% | 37,700 | 65億7921万 | +3.58% |
| 03/08 | 892 | 892 | 850 | 851 | -6.89% | 81,500 | 66億6537万 | +5.45% |
| 03/07 | 967 | 974 | 891 | 914 | -5.48% | 200,200 | 71億5881万 | +13.82% |
| 03/06 | 886 | 970 | 859 | 967 | +12.97% | 272,700 | 75億7393万 | +21.33% |
| 03/05 | 821 | 874 | 810 | 856 | +3.26% | 86,200 | 67億453万 | +8.49% |
| 03/04 | 842 | 842 | 823 | 829 | -0.36% | 13,200 | 64億9305万 | +5.61% |
| 03/01 | 814 | 839 | 814 | 832 | +2.34% | 9,500 | 65億1655万 | +6.39% |
| 02/28 | 848 | 848 | 811 | 813 | -3.67% | 15,900 | 63億6774万 | +4.36% |
| 02/27 | 834 | 850 | 826 | 844 | +1.2% | 19,800 | 66億1054万 | +8.62% |
| 02/26 | 814 | 853 | 814 | 834 | +3.22% | 44,500 | 65億3222万 | +7.89% |
| 02/25 | 798 | 810 | 798 | 808 | +1.38% | 13,200 | 63億2857万 | +4.94% |
| 02/22 | 814 | 818 | 778 | 797 | -1.48% | 24,300 | 62億4242万 | +3.64% |
| 02/21 | 822 | 824 | 802 | 809 | -2.41% | 27,500 | 63億3641万 | +5.61% |
| 02/20 | 802 | 895 | 796 | 829 | +3.11% | 137,400 | 64億9305万 | +8.65% |
| 02/19 | 798 | 817 | 789 | 804 | +1.26% | 21,400 | 62億9724万 | +5.93% |
| 02/18 | 786 | 794 | 780 | 794 | +2.19% | 14,600 | 62億1892万 | +5.03% |
| 02/15 | 751 | 785 | 751 | 777 | +2.51% | 17,300 | 60億8577万 | +3.05% |
| 02/14 | 760 | 761 | 756 | 758 | +0.8% | 6,800 | 59億3695万 | +0.66% |
| 02/13 | 755 | 765 | 742 | 752 | +0.13% | 28,300 | 58億8996万 | -0.13% |
| 02/12 | 738 | 754 | 738 | 751 | +0.94% | 14,600 | 58億8213万 | -0.4% |
| 02/08 | 759 | 765 | 739 | 744 | -2.49% | 26,300 | 58億2730万 | -1.2% |
| 02/07 | 768 | 770 | 762 | 763 | -1.42% | 5,300 | 59億7612万 | +1.19% |
| 02/06 | 769 | 781 | 765 | 774 | +0.13% | 24,700 | 60億6227万 | +2.65% |
| 02/05 | 760 | 773 | 758 | 773 | +1.98% | 9,600 | 60億5444万 | +2.79% |
| 02/04 | 752 | 761 | 752 | 758 | +1.07% | 7,000 | 59億3695万 | +1.47% |
| 02/01 | 752 | 755 | 742 | 750 | 0% | 17,500 | 58億7430万 | +0.4% |
| 01/31 | 753 | 762 | 745 | 750 | +0.13% | 10,500 | 58億7430万 | +0.27% |
| 01/30 | 764 | 764 | 746 | 749 | -2.09% | 11,500 | 58億6646万 | -0.27% |
| 01/29 | 767 | 767 | 761 | 765 | -0.26% | 9,100 | 59億9178万 | +1.46% |
| 01/28 | 760 | 770 | 760 | 767 | +0.92% | 15,800 | 60億745万 | +1.32% |
| 01/25 | 762 | 770 | 753 | 760 | +0.4% | 7,100 | 59億5262万 | -0.13% |
| 01/24 | 744 | 764 | 744 | 757 | +1.34% | 9,200 | 59億2912万 | -1.05% |
| 01/23 | 746 | 756 | 745 | 747 | -1.32% | 7,700 | 58億5080万 | -2.99% |
| 01/22 | 758 | 759 | 750 | 757 | -0.39% | 4,600 | 59億2912万 | -2.2% |
| 01/21 | 771 | 775 | 754 | 760 | -1.17% | 13,200 | 59億5262万 | -2.44% |
| 01/18 | 744 | 776 | 744 | 769 | +4.2% | 21,500 | 60億2311万 | -2.04% |
| 01/11 | 17:10 平成31年5月期第2四半期決算説明資料 |
