| 2022 |
| 01/11 | 718 | 730 | 712 | 728 | +1.61% | 51,000 | 412億5730万 | -0.41% |
| 01/07 | 715 | 719 | 712 | 717 | +0.42% | 65,800 | 406億557万 | -1.98% |
| 01/06 | 721 | 722 | 712 | 714 | -1.52% | 47,000 | 404億3555万 | -2.53% |
| 01/05 | (5%ルール)シンフォニー・フィナンシャル・パートナーズ(シン…(10.32%) |
| 01/05 | 722 | 726 | 718 | 725 | +0.28% | 68,800 | 410億5895万 | -1.16% |
| 01/04 | 729 | 729 | 714 | 723 | +0.63% | 61,600 | 409億4560万 | -1.7% |
| 2021 |
| 12/30 | 733 | 733 | 717 | 718 | -2.05% | 46,600 | 406億9058万 | -2.45% |
| 12/29 | 727 | 733 | 720 | 733 | +0.34% | 126,800 | 415億4066万 | -0.68% |
| 12/28 | 734 | 737 | 724 | 731 | +0.83% | 73,800 | 413億9898万 | -1.15% |
| 12/27 | 737 | 737 | 721 | 725 | -1.63% | 96,000 | 410億5895万 | -2.09% |
| 12/24 | 740 | 744 | 734 | 737 | +0.2% | 128,400 | 417億3901万 | -0.61% |
| 12/23 | 731 | 736 | 729 | 735 | +1.03% | 34,400 | 416億5400万 | -0.81% |
| 12/22 | 722 | 733 | 718 | 728 | +1.25% | 40,200 | 412億2896万 | -1.82% |
| 12/21 | 736 | 736 | 712 | 719 | -0.9% | 80,400 | 407億1891万 | -3.17% |
| 12/20 | (IR情報)13:30 「K&Oヨウ素株式会社」事業開始のお知らせ ~世界のヨウ素メジャーを目指して~ |
| 12/20 | 741 | 741 | 725 | 725 | -2.36% | 47,000 | 410億8728万 | -2.68% |
| 12/17 | 745 | 751 | 742 | 743 | -0.34% | 28,800 | 420億7905万 | -0.47% |
| 12/16 | 740 | 749 | 740 | 745 | +1.15% | 48,200 | 422億2073万 | -0.27% |
| 12/15 | 731 | 743 | 731 | 737 | +1.03% | 29,800 | 417億3901万 | -1.54% |
| 12/14 | 727 | 740 | 715 | 729 | +0.34% | 61,200 | 413億1397万 | -2.8% |
| 12/13 | 742 | 743 | 722 | 727 | -1.89% | 93,800 | 411億7229万 | -3.52% |
| 12/10 | 762 | 762 | 737 | 741 | -0.8% | 37,800 | 419億6570万 | -2.05% |
| 12/09 | 740 | 747 | 735 | 747 | +0.81% | 33,400 | 423億573万 | -1.52% |
| 12/08 | 749 | 749 | 733 | 741 | -0.27% | 87,800 | 419億6570万 | -2.69% |
| 12/07 | 739 | 747 | 733 | 743 | +1.71% | 73,800 | 420億7905万 | -2.81% |
| 12/06 | 741 | 754 | 728 | 730 | -0.34% | 61,000 | 413億7064万 | -4.82% |
| 12/03 | 736 | 742 | 722 | 733 | -1.94% | 104,800 | 444億4232万 | -4.87% |
| 12/02 | 733 | 761 | 729 | 747 | +2.12% | 66,400 | 453億2207万 | -3.49% |
| 12/01 | 749 | 750 | 730 | 732 | -2.6% | 64,600 | 443億8165万 | -5.86% |
| 11/30 | 752 | 772 | 751 | 751 | +0.13% | 44,600 | 455億6476万 | -3.84% |
| 11/29 | 763 | 764 | 744 | 750 | -2.02% | 70,800 | 455億409万 | -4.21% |
| 11/26 | 761 | 768 | 754 | 766 | +0.53% | 54,000 | 464億4450万 | -2.61% |
| 11/25 | 760 | 765 | 758 | 762 | +0.4% | 22,800 | 462億182万 | -3.36% |
| 11/24 | 770 | 772 | 758 | 759 | -0.2% | 36,200 | 460億1980万 | -4.23% |
| 11/22 | 741 | 766 | 741 | 760 | +2.7% | 50,200 | 461億1081万 | -4.4% |
| 11/19 | 738 | 742 | 729 | 740 | +0.07% | 30,400 | 448億9737万 | -7.15% |
| 11/18 | 743 | 744 | 730 | 740 | -0.6% | 46,800 | 448億6703万 | -7.45% |
| 11/17 | 755 | 756 | 744 | 744 | -1.85% | 35,200 | 451億4005万 | -7.23% |
| 11/16 | 774 | 778 | 755 | 758 | -2.07% | 69,200 | 459億8946万 | -5.72% |
| 11/15 | 753 | 783 | 753 | 774 | +3.13% | 77,000 | 469億6022万 | -4.09% |
| 11/12 | 756 | 762 | 744 | 751 | -2.09% | 61,000 | 455億3442万 | -7.23% |
| 11/11 | (IR情報)16:30 新市場区分における「プライム市場」選択及び上場維持基準の適合に向けた計画書について |
| 11/11 | (IR情報)16:30 2021年12月期第3四半期決算短信〔日本基準〕(連結) |
| 11/11 | 759 | 776 | 759 | 767 | -0.71% | 31,600 | 465億518万 | -5.37% |
| 11/10 | 791 | 792 | 770 | 772 | -2.53% | 53,000 | 468億3887万 | -4.93% |
| 11/09 | 796 | 800 | 791 | 792 | -1.31% | 21,400 | 480億5232万 | -2.22% |
| 11/08 | 790 | 807 | 786 | 803 | +1.2% | 48,200 | 486億8937万 | -0.56% |
| 11/05 | 803 | 804 | 792 | 793 | -2.22% | 44,600 | 481億1299万 | -1.25% |
| 11/04 | 812 | 820 | 804 | 811 | -0.67% | 32,600 | 492億509万 | +1.38% |
| 11/02 | 810 | 820 | 810 | 817 | +0.68% | 36,400 | 495億3878万 | +2.58% |
| 11/01 | 820 | 821 | 804 | 811 | -0.61% | 48,000 | 492億509万 | +2.4% |
| 10/29 | 807 | 816 | 798 | 816 | +1.05% | 55,800 | 495億845万 | +3.55% |
| 10/28 | 819 | 819 | 802 | 808 | -2.24% | 79,600 | 489億9273万 | +3.13% |
| 10/27 | 830 | 833 | 825 | 826 | -1.31% | 29,600 | 501億1517万 | +6.03% |
| 10/26 | 836 | 850 | 832 | 837 | +2.64% | 70,200 | 507億8256万 | +8.28% |
| 10/25 | 806 | 817 | 802 | 816 | +1.24% | 59,600 | 494億7811万 | +6.18% |
| 10/22 | 825 | 835 | 803 | 806 | -2.42% | 76,000 | 488億7139万 | +5.57% |
| 10/21 | 850 | 850 | 826 | 826 | +0.06% | 129,600 | 500億8483万 | +8.76% |
| 10/20 | 840 | 845 | 815 | 825 | -2.19% | 101,400 | 500億5450万 | +9.42% |
| 10/19 | 840 | 848 | 825 | 844 | -0.18% | 87,600 | 511億7693万 | +12.77% |
| 10/18 | 810 | 853 | 809 | 845 | +4.51% | 221,800 | 512億6794万 | +13.88% |
| 10/15 | 799 | 809 | 795 | 809 | +1.25% | 103,200 | 490億5341万 | +10% |
| 10/14 | 806 | 808 | 792 | 799 | -0.44% | 157,200 | 484億4668万 | +9.38% |
| 10/13 | 805 | 812 | 795 | 802 | -0.25% | 120,000 | 486億5904万 | +10.62% |
| 10/12 | 824 | 825 | 801 | 804 | -2.49% | 161,800 | 487億8038万 | +11.67% |
| 10/11 | 814 | 834 | 804 | 825 | +1.29% | 170,400 | 500億2416万 | +15.31% |
| 10/08 | 794 | 815 | 783 | 814 | +3.37% | 210,600 | 493億8710万 | +14.81% |
| 10/07 | 791 | 809 | 777 | 788 | -3.37% | 407,800 | 477億7929万 | +11.86% |
| 10/06 | 757 | 818 | 754 | 815 | +10.88% | 549,400 | 494億4777万 | +16.6% |
| 10/05 | 716 | 747 | 716 | 735 | +3.09% | 220,400 | 445億9400万 | +6.06% |
| 10/04 | 698 | 715 | 698 | 713 | +2.3% | 104,800 | 432億5922万 | +3.33% |
| 10/01 | 708 | 709 | 694 | 697 | -1.2% | 74,400 | 422億8846万 | +1.16% |
| 09/30 | 719 | 719 | 706 | 706 | -1.81% | 37,000 | 428億418万 | +2.69% |
| 09/29 | 722 | 722 | 712 | 719 | -0.69% | 93,600 | 435億9291万 | +4.89% |
| 09/28 | 722 | 724 | 708 | 724 | +2.19% | 84,400 | 438億9628万 | +5.93% |
| 09/27 | 704 | 719 | 702 | 708 | +1% | 92,200 | 429億5586万 | +4.12% |
| 09/24 | 699 | 707 | 695 | 701 | +1.52% | 63,600 | 425億3115万 | +3.39% |
| 09/22 | 690 | 698 | 686 | 691 | +0.22% | 35,000 | 418億9410万 | +2.14% |
| 09/21 | 688 | 698 | 682 | 689 | -1.08% | 69,000 | 418億309万 | +2.07% |
| 09/17 | 699 | 705 | 689 | 697 | -0.07% | 118,800 | 422億5813万 | +3.49% |
| 09/16 | 699 | 705 | 693 | 697 | -0.14% | 86,400 | 422億8846万 | +3.87% |
| 09/15 | 691 | 699 | 686 | 698 | 0% | 50,000 | 423億4914万 | +4.33% |
| 09/14 | 684 | 698 | 682 | 698 | +2.12% | 81,000 | 423億4914万 | +4.65% |
| 09/13 | 681 | 684 | 678 | 684 | -0.51% | 40,400 | 414億6939万 | +2.78% |
| 09/10 | 678 | 687 | 675 | 687 | +1.03% | 64,800 | 416億8174万 | +3.46% |
| 09/09 | 680 | 683 | 675 | 680 | 0% | 36,000 | 412億5704万 | +2.56% |
| 09/08 | 680 | 680 | 676 | 680 | +0.07% | 40,400 | 412億5704万 | +2.87% |
| 09/07 | (IR情報)20:00 当社グループの事業再編(子会社間の会社分割等)に関するお知らせ |
| 09/07 | 680 | 684 | 671 | 680 | -0.07% | 41,600 | 412億2670万 | +2.95% |
| 09/06 | 681 | 685 | 678 | 680 | +0.29% | 35,000 | 412億5704万 | +3.03% |
| 09/03 | 674 | 678 | 669 | 678 | +0.59% | 29,400 | 411億3569万 | +3.04% |
| 09/02 | 680 | 680 | 666 | 674 | -0.22% | 29,600 | 408億9301万 | +2.43% |
| 09/01 | 681 | 681 | 668 | 676 | +2.19% | 34,200 | 409億8401万 | +2.82% |
| 08/31 | 675 | 676 | 661 | 661 | -2.36% | 25,200 | 401億427万 | +0.76% |
| 08/30 | 670 | 678 | 670 | 677 | +1.42% | 32,200 | 410億7502万 | +3.2% |
| 08/27 | 668 | 668 | 661 | 668 | -0.22% | 14,600 | 404億9864万 | +1.91% |
| 08/26 | 663 | 669 | 655 | 669 | +1.67% | 26,400 | 405億8964万 | +2.14% |
| 08/25 | 668 | 668 | 658 | 658 | -1.05% | 21,000 | 399億2225万 | +0.61% |
| 08/24 | 666 | 674 | 665 | 665 | -0.08% | 54,200 | 403億4696万 | +1.68% |
| 08/23 | 658 | 666 | 655 | 666 | +2.15% | 42,800 | 403億7729万 | +1.76% |
| 08/20 | 652 | 654 | 651 | 652 | +0.23% | 24,400 | 395億2788万 | -0.38% |
| 08/19 | 653 | 655 | 650 | 650 | -0.54% | 10,200 | 394億3687万 | -0.61% |
| 08/18 | 653 | 657 | 652 | 654 | +0.46% | 19,600 | 396億4923万 | -0.23% |
| 08/17 | 655 | 655 | 651 | 651 | 0% | 7,400 | 394億6721万 | -0.69% |
| 08/16 | 651 | 655 | 650 | 651 | 0% | 36,200 | 394億6721万 | -0.69% |
| 08/10 | (IR情報)16:00 第2四半期連結業績予想と実績値との差異及び通期連結業績予想の修正に関するお知らせ |
| 08/10 | (IR情報)16:00 2021年12月期第2四半期決算短信〔日本基準〕(連結) |