| 2020 |
| 08/07 | 1,200 | 1,224 | 1,188 | 1,203 | +0.54% | 91,400 | 174億6284万 | +16.63% |
| 08/06 | 16:30 当社連結子会社の役員の異動に関するお知らせ |
| 08/06 | 1,157 | 1,224 | 1,135 | 1,196 | +3.1% | 160,800 | 173億6845万 | +17.25% |
| 08/05 | 1,082 | 1,160 | 1,081 | 1,160 | +8.67% | 167,200 | 168億4565万 | +14.85% |
| 08/04 | 1,033 | 1,068 | 1,025 | 1,068 | +4.4% | 72,800 | 155億236万 | +7.18% |
| 08/03 | 1,001 | 1,025 | 1,001 | 1,023 | +3.13% | 47,600 | 148億4886万 | +3.7% |
| 07/31 | 1,050 | 1,050 | 983 | 992 | -6.64% | 144,600 | 143億9868万 | +1.48% |
| 07/30 | 1,070 | 1,070 | 1,043 | 1,062 | -0.7% | 52,800 | 154億2249万 | +9.48% |
| 07/29 | 1,055 | 1,078 | 1,037 | 1,070 | +1.37% | 56,200 | 155億3140万 | +11.41% |
| 07/28 | 1,077 | 1,077 | 1,046 | 1,055 | -2.04% | 52,600 | 153億2083万 | +11.17% |
| 07/27 | 1,054 | 1,077 | 1,038 | 1,077 | +3.16% | 72,000 | 156億4032万 | +14.82% |
| 07/22 | 1,093 | 1,093 | 1,040 | 1,044 | -4.44% | 114,600 | 151億6109万 | +12.86% |
| 07/21 | 1,115 | 1,129 | 1,065 | 1,093 | -1.4% | 134,000 | 158億6541万 | +19.53% |
| 07/20 | 1,075 | 1,119 | 1,075 | 1,108 | +4.33% | 94,600 | 160億9050万 | +22.97% |
| 07/17 | 1,038 | 1,089 | 1,031 | 1,062 | +2.51% | 134,000 | 154億2249万 | +20% |
| 07/16 | 1,061 | 1,061 | 1,026 | 1,036 | -2.49% | 95,000 | 150億4491万 | +18.81% |
| 07/15 | 1,028 | 1,063 | 1,006 | 1,063 | +3.16% | 147,400 | 154億2975万 | +23.4% |
| 07/14 | 958 | 1,030 | 940 | 1,030 | +6.74% | 203,400 | 149億5778万 | +21.32% |
| 07/13 | 929 | 967 | 910 | 965 | -1.58% | 203,200 | 140億1384万 | +15.16% |
| 07/10 | 15:30 2020年5月期決算短信〔日本基準〕(連結) |
| 07/10 | 929 | 982 | 929 | 981 | +6.06% | 217,000 | 142億3893万 | +18.13% |
| 07/09 | 945 | 945 | 915 | 925 | -1.54% | 47,600 | 134億2569万 | +12.61% |
| 07/08 | 947 | 947 | 913 | 939 | -0.84% | 63,800 | 136億3627万 | +15.36% |
| 07/07 | 950 | 965 | 931 | 947 | +0.11% | 108,000 | 137億5244万 | +17.35% |
| 07/06 | 899 | 946 | 893 | 946 | +9.17% | 149,200 | 137億3792万 | +18.1% |
| 07/03 | 891 | 910 | 852 | 867 | -1.25% | 113,800 | 125億8341万 | +9.13% |
| 07/02 | 910 | 922 | 872 | 878 | -3.52% | 168,800 | 127億4316万 | +11.08% |
| 07/01 | 975 | 990 | 905 | 910 | -4.91% | 253,800 | 132億786万 | +15.57% |
| 06/30 | 1,019 | 1,019 | 934 | 957 | +16.86% | 907,800 | 138億9040万 | +22.16% |
| 06/29 | 15:30 剰余金の配当(増配)に関するお知らせ |
| 06/29 | 15:30 通期業績予想の修正に関するお知らせ |
| 06/29 | 804 | 831 | 794 | 819 | +2.25% | 74,000 | 118億8635万 | +5.48% |
| 06/26 | 819 | 819 | 796 | 801 | +0.19% | 38,400 | 116億2495万 | +3.16% |
| 06/25 | 825 | 835 | 795 | 799 | -2.86% | 49,000 | 116億317万 | +3.23% |
| 06/24 | 817 | 828 | 809 | 823 | +0.73% | 20,200 | 119億4444万 | +6.4% |
| 06/23 | 795 | 837 | 794 | 817 | +2.83% | 67,000 | 118億5731万 | +6.04% |
| 06/22 | 778 | 798 | 774 | 794 | +3.45% | 45,800 | 115億3056万 | +3.52% |
| 06/19 | 769 | 769 | 756 | 768 | +0.07% | 15,400 | 111億4572万 | +0.2% |
| 06/18 | 766 | 767 | 750 | 767 | +0.39% | 7,000 | 111億3846万 | +0.26% |
| 06/17 | 765 | 765 | 755 | 764 | +0.53% | 5,400 | 110億9489万 | -0.13% |
| 06/16 | 723 | 761 | 723 | 760 | +6.29% | 23,000 | 110億3681万 | -0.65% |
| 06/15 | 733 | 746 | 713 | 715 | -2.19% | 35,400 | 103億8331万 | -6.54% |
| 06/12 | 710 | 740 | 706 | 731 | -2.99% | 53,400 | 106億1566万 | -4.82% |
| 06/11 | 781 | 781 | 753 | 754 | -3.58% | 16,200 | 109億4241万 | -2.14% |
| 06/10 | 756 | 783 | 754 | 782 | +3.03% | 24,200 | 113億4903万 | +1.49% |
| 06/09 | 764 | 764 | 756 | 759 | -0.91% | 15,000 | 110億1502万 | -1.37% |
| 06/08 | 762 | 766 | 750 | 766 | +2.07% | 18,000 | 111億1668万 | -0.33% |
| 06/05 | 753 | 761 | 744 | 750 | -0.33% | 20,600 | 108億9159万 | -2.34% |
| 06/04 | 766 | 771 | 748 | 753 | -1.7% | 36,200 | 109億2789万 | -1.63% |
| 06/03 | 776 | 778 | 751 | 766 | -1.23% | 61,600 | 111億1668万 | +0.46% |
| 06/02 | 772 | 786 | 772 | 775 | +0.52% | 23,200 | 112億5464万 | +2.11% |
| 06/01 | 781 | 787 | 771 | 771 | -1.28% | 36,600 | 111億9655万 | +2.25% |
| 05/29 | 797 | 797 | 781 | 781 | -2.01% | 25,600 | 113億4177万 | +4.13% |
| 05/28 | 793 | 805 | 779 | 797 | -1.97% | 57,000 | 115億7412万 | +6.84% |
| 05/27 | 791 | 813 | 776 | 813 | +2.78% | 59,600 | 118億648万 | +9.86% |
| 05/26 | 799 | 802 | 782 | 791 | -0.82% | 28,600 | 114億8699万 | +7.77% |
| 05/25 | 15:30 連結子会社「株式会社エイト日本技術開発」の重要人事に関するお知らせ |
| 05/25 | 772 | 798 | 766 | 798 | +4.25% | 42,600 | 115億8139万 | +9.55% |
| 05/22 | 765 | 765 | 752 | 765 | +0.59% | 12,600 | 111億942万 | +6.1% |
| 05/21 | 751 | 765 | 744 | 761 | +1.33% | 29,200 | 110億4407万 | +6.07% |
| 05/20 | 766 | 766 | 740 | 751 | -0.73% | 45,600 | 108億9885万 | +5.26% |
| 05/19 | 766 | 775 | 753 | 756 | +0.07% | 43,200 | 109億7872万 | +6.63% |
| 05/18 | 746 | 757 | 739 | 756 | +0.13% | 18,200 | 109億7146万 | +7.32% |
| 05/15 | 753 | 757 | 735 | 755 | +0.2% | 41,800 | 109億5693万 | +7.94% |
| 05/14 | 752 | 760 | 746 | 753 | -1.18% | 44,000 | 109億3515万 | +8.66% |
| 05/13 | 769 | 769 | 750 | 762 | -1.36% | 30,400 | 110億6585万 | +10.92% |
| 05/12 | 789 | 789 | 763 | 773 | -2.03% | 32,400 | 112億1833万 | +13.6% |
| 05/11 | 781 | 789 | 770 | 789 | +1.74% | 29,800 | 114億5069万 | +16.99% |
| 05/08 | 761 | 777 | 749 | 775 | +1.97% | 30,200 | 112億5464万 | +16.02% |
| 05/07 | 735 | 760 | 735 | 760 | +2.08% | 30,200 | 110億3681万 | +14.63% |
| 05/01 | 741 | 764 | 729 | 745 | -1.39% | 53,800 | 108億1171万 | +12.97% |
| 04/30 | 755 | 766 | 726 | 755 | +1.48% | 70,800 | 109億6420万 | +15.44% |
| 04/28 | 710 | 744 | 691 | 744 | +6.82% | 42,000 | 108億445万 | +14.46% |
| 04/27 | 685 | 704 | 676 | 697 | +3.26% | 20,600 | 101億1465万 | +7.98% |
| 04/24 | 668 | 675 | 662 | 675 | +0.67% | 14,800 | 97億9516万 | +5.23% |
| 04/23 | 652 | 670 | 649 | 670 | +3.16% | 17,800 | 97億2982万 | +5.35% |
| 04/22 | 663 | 663 | 641 | 650 | -3.35% | 27,600 | 94億3211万 | +2.77% |
| 04/21 | 685 | 694 | 652 | 672 | -1.54% | 42,200 | 97億5886万 | +6.67% |
| 04/20 | 654 | 683 | 654 | 683 | +4.36% | 43,800 | 99億1134万 | +9.2% |
| 04/17 | 652 | 664 | 643 | 654 | -0.23% | 32,200 | 94億9746万 | +5.65% |
| 04/16 | 648 | 657 | 638 | 656 | +1.71% | 23,800 | 95億1924万 | +6.59% |
| 04/15 | 641 | 645 | 637 | 645 | +0.7% | 34,600 | 93億5950万 | +5.14% |
| 04/14 | 640 | 659 | 635 | 640 | -3.47% | 104,800 | 92億9415万 | +4.4% |
| 04/13 | 15:30 2020年5月期第3四半期決算短信〔日本基準〕(連結) |
| 04/13 | 650 | 669 | 643 | 663 | +2% | 65,400 | 96億2816万 | +8.51% |
| 04/10 | 648 | 652 | 635 | 650 | +0.93% | 22,600 | 94億3937万 | +6.38% |
| 04/09 | 653 | 653 | 638 | 644 | -0.92% | 42,800 | 93億5224万 | +5.23% |
| 04/08 | 637 | 655 | 621 | 650 | +4.5% | 39,600 | 94億3937万 | +5.86% |
| 04/07 | 624 | 634 | 597 | 622 | +2.22% | 31,000 | 90億3275万 | +0.97% |
| 04/06 | 586 | 613 | 572 | 609 | +3.22% | 25,400 | 88億3671万 | -1.85% |
| 04/03 | 601 | 612 | 584 | 590 | -1.17% | 25,000 | 85億6078万 | -5.53% |
| 04/02 | 605 | 627 | 595 | 597 | -3.63% | 23,800 | 86億6244万 | -5.32% |
| 04/01 | 648 | 648 | 612 | 619 | -4.48% | 32,400 | 89億8919万 | -2.83% |
| 03/31 | 656 | 659 | 635 | 648 | +2.21% | 36,400 | 94億1033万 | +0.78% |
| 03/30 | 13:00 非上場の親会社等の決算に関するお知らせ |
| 03/30 | 626 | 639 | 620 | 634 | -3.28% | 32,800 | 92億702万 | -2.46% |
| 03/27 | 649 | 656 | 632 | 656 | +3.39% | 35,200 | 95億1924万 | -0.38% |
| 03/26 | 655 | 655 | 622 | 634 | -2.39% | 34,600 | 92億702万 | -4.66% |
| 03/25 | 651 | 651 | 628 | 650 | +4.67% | 69,600 | 94億3211万 | -3.35% |
| 03/24 | 609 | 627 | 588 | 621 | +4.46% | 58,200 | 90億1097万 | -8.48% |
| 03/23 | 565 | 594 | 541 | 594 | +8.99% | 55,400 | 86億2613万 | -13.54% |
| 03/19 | 600 | 610 | 532 | 545 | -6.76% | 151,000 | 79億1455万 | -21.92% |
| 03/18 | 585 | 612 | 579 | 585 | -0.17% | 88,800 | 84億8817万 | -17.79% |
| 03/17 | 533 | 587 | 531 | 586 | +5.5% | 113,200 | 85億270万 | -18.91% |
| 03/16 | 546 | 584 | 539 | 555 | +4.62% | 87,600 | 80億5977万 | -24.39% |
| 03/13 | 514 | 550 | 498 | 531 | -5.1% | 156,400 | 77億398万 | -28.98% |
| 03/12 | 586 | 595 | 553 | 559 | -6.91% | 123,000 | 81億1786万 | -26.54% |
