| 2026 |
| 07/31 | 698 | 701 | 693 | 694 | -0.57% | 23,600 | 315億6103万 | +0.87% |
| 07/30 | 700 | 700 | 693 | 698 | -0.29% | 17,300 | 317億4294万 | +1.45% |
| 07/29 | 696 | 700 | 690 | 700 | +0.57% | 29,600 | 318億3390万 | +1.89% |
| 07/28 | 707 | 707 | 690 | 696 | -1% | 55,000 | 316億5199万 | +1.31% |
| 07/27 | 700 | 703 | 694 | 703 | +1.59% | 20,000 | 319億7033万 | +2.33% |
| 07/24 | 700 | 700 | 689 | 692 | -1.14% | 34,000 | 314億7008万 | +0.87% |
| 07/23 | 706 | 707 | 699 | 700 | -0.85% | 21,600 | 318億3390万 | +1.89% |
| 07/22 | 713 | 716 | 706 | 706 | -0.42% | 40,200 | 321億676万 | +2.77% |
| 07/21 | 697 | 709 | 697 | 709 | +3.2% | 52,600 | 322億4319万 | +3.35% |
| 07/17 | 700 | 704 | 681 | 687 | -1.86% | 71,900 | 312億4269万 | +0.15% |
| 07/16 | 703 | 709 | 697 | 700 | -0.43% | 37,500 | 318億3390万 | +2.04% |
| 07/15 | 694 | 703 | 694 | 703 | +1.74% | 47,700 | 319億7033万 | +2.63% |
| 07/14 | 689 | 691 | 685 | 691 | +1.77% | 57,100 | 314億2460万 | +1.02% |
| 07/13 | 690 | 693 | 677 | 679 | -0.88% | 173,700 | 308億7888万 | -0.73% |
| 07/10 | （5%ルール）東北特殊鋼（0.84%）大同興業（0.26%）大同特殊鋼（11.49%） |
| 07/10 | 684 | 690 | 680 | 685 | +1.03% | 58,800 | 311億5174万 | +0.15% |
| 07/09 | 679 | 688 | 675 | 678 | +1.04% | 46,500 | 308億3340万 | -1.17% |
| 07/08 | 681 | 681 | 671 | 671 | -1.47% | 36,100 | 305億1506万 | -2.33% |
| 07/07 | 687 | 691 | 677 | 681 | -0.58% | 36,300 | 309億6983万 | -1.16% |
| 07/06 | 675 | 685 | 671 | 685 | +2.09% | 47,900 | 311億5174万 | -0.72% |
| 07/03 | 678 | 679 | 662 | 671 | -0.15% | 67,000 | 305億1506万 | -2.89% |
| 07/02 | 670 | 680 | 670 | 672 | +0.45% | 32,400 | 305億6054万 | -2.89% |
| 07/01 | 688 | 689 | 669 | 669 | -2.76% | 45,500 | 304億2411万 | -3.6% |
| 06/30 | 675 | 690 | 675 | 688 | +2.69% | 35,300 | 312億8817万 | -1.15% |
| 06/29 | （IR情報）15:00 役員人事に関するお知らせ |
| 06/29 | 673 | 680 | 664 | 670 | -0.59% | 61,300 | 304億6959万 | -3.74% |
| 06/26 | 687 | 688 | 669 | 674 | -1.89% | 59,200 | 306億5149万 | -3.02% |
| 06/25 | 695 | 698 | 685 | 687 | +0.29% | 41,400 | 312億4269万 | -1.01% |
| 06/24 | 681 | 691 | 679 | 685 | +0.15% | 48,900 | 311億5174万 | -1.01% |
| 06/23 | 697 | 699 | 681 | 684 | -2.15% | 59,200 | 311億626万 | -0.87% |
| 06/22 | 700 | 700 | 691 | 699 | +1.3% | 50,400 | 317億8842万 | +1.45% |
| 06/19 | 703 | 703 | 690 | 690 | -1.85% | 58,400 | 313億7913万 | +0.58% |
| 06/18 | 703 | 710 | 701 | 703 | 0% | 33,400 | 319億7033万 | +2.93% |
| 06/17 | 695 | 710 | 694 | 703 | +1.01% | 36,500 | 319億7033万 | +3.53% |
| 06/16 | 698 | 704 | 691 | 696 | -0.29% | 40,000 | 316億5199万 | +3.26% |
| 06/15 | 699 | 705 | 693 | 698 | +1.16% | 51,400 | 317億4294万 | +4.18% |
| 06/12 | 687 | 692 | 680 | 690 | +1.92% | 42,800 | 313億7913万 | +3.6% |
| 06/11 | 666 | 684 | 657 | 677 | +0.59% | 81,500 | 307億8792万 | +2.27% |
| 06/10 | 684 | 686 | 664 | 673 | -1.9% | 114,200 | 306億602万 | +2.12% |
| 06/09 | 695 | 712 | 681 | 686 | -0.44% | 71,300 | 311億9722万 | +4.57% |
| 06/08 | 708 | 708 | 688 | 689 | -4.17% | 99,700 | 313億3365万 | +5.51% |
| 06/05 | 718 | 726 | 715 | 719 | +0.84% | 57,500 | 326億9796万 | +10.79% |
| 06/04 | 712 | 722 | 705 | 713 | -0.56% | 86,300 | 324億2510万 | +10.54% |
| 06/03 | 701 | 718 | 694 | 717 | +1.7% | 92,700 | 326億700万 | +12.03% |
| 06/02 | 718 | 724 | 702 | 705 | -0.56% | 108,600 | 320億6128万 | +11.02% |
| 06/01 | 723 | 728 | 703 | 709 | -0.84% | 142,000 | 322億4319万 | +12.54% |
| 05/29 | 724 | 731 | 712 | 715 | -0.28% | 121,000 | 325億1605万 | +14.22% |
| 05/28 | 701 | 723 | 693 | 717 | +2.28% | 132,300 | 326億700万 | +15.65% |
| 05/27 | 684 | 701 | 673 | 701 | +1.89% | 111,200 | 318億7937万 | +14.17% |
| 05/26 | 658 | 693 | 650 | 688 | +4.88% | 150,000 | 312億8817万 | +12.97% |
| 05/25 | 657 | 658 | 634 | 656 | -0.15% | 137,600 | 298億3291万 | +8.79% |
| 05/22 | 641 | 663 | 637 | 657 | +3.63% | 137,000 | 298億7838万 | +9.5% |
| 05/21 | 635 | 645 | 621 | 634 | +1.28% | 208,100 | 288億3241万 | +6.38% |
| 05/20 | 634 | 642 | 613 | 626 | -7.12% | 409,900 | 284億6860万 | +5.56% |
| 05/19 | （IR情報）15:40 当社株式の大規模買付行為に関する対応方針(買収への対応方針)の継続について |
| 05/19 | （IR情報）15:40 剰余金の配当に関するお知らせ |
| 05/19 | （IR情報）15:40 2026年3月期決算短信〔日本基準〕(連結) |
| 05/19 | 614 | 684 | 586 | 674 | +10.67% | 917,000 | 306億5149万 | +13.85% |
| 05/18 | 620 | 621 | 604 | 609 | -1.46% | 92,700 | 276億9549万 | +3.57% |
| 05/15 | 611 | 618 | 606 | 618 | +2.15% | 119,300 | 281億478万 | +5.46% |
| 05/14 | 596 | 607 | 593 | 605 | +2.54% | 109,100 | 275億1358万 | +3.6% |
| 05/13 | 592 | 596 | 589 | 590 | -0.67% | 27,500 | 268億3143万 | +1.37% |
| 05/12 | 595 | 604 | 592 | 594 | -0.67% | 44,000 | 270億1333万 | +2.24% |
| 05/11 | 600 | 600 | 593 | 598 | +1.36% | 60,500 | 271億9524万 | +3.1% |
| 05/08 | 605 | 605 | 588 | 590 | -2.16% | 62,900 | 268億3143万 | +2.08% |
| 05/07 | 594 | 607 | 594 | 603 | +1.52% | 38,400 | 274億2263万 | +4.69% |
| 05/01 | 599 | 599 | 590 | 594 | -1.16% | 40,400 | 270億1333万 | +3.3% |
| 04/30 | 607 | 612 | 596 | 601 | -0.5% | 91,900 | 273億3167万 | +4.7% |
| 04/28 | 597 | 608 | 593 | 604 | +1% | 69,000 | 274億6810万 | +5.41% |
| 04/27 | 607 | 612 | 595 | 598 | -0.83% | 138,000 | 271億9524万 | +4.73% |
| 04/24 | 582 | 611 | 574 | 603 | +3.61% | 168,200 | 274億2263万 | +5.98% |
| 04/23 | 588 | 589 | 581 | 582 | -1.02% | 46,500 | 264億6761万 | +2.46% |
| 04/22 | 593 | 593 | 587 | 588 | -1.01% | 62,600 | 267億4047万 | +3.52% |
| 04/21 | 593 | 606 | 587 | 594 | +1.71% | 156,400 | 270億1333万 | +4.76% |
| 04/20 | 571 | 587 | 570 | 584 | +3.91% | 115,700 | 265億5856万 | +3% |
| 04/17 | 565 | 565 | 557 | 562 | 0% | 48,900 | 255億5807万 | -0.88% |
| 04/16 | 562 | 565 | 560 | 562 | +0.18% | 48,400 | 255億5807万 | -1.06% |
| 04/15 | 570 | 572 | 561 | 561 | -0.36% | 47,000 | 255億1259万 | -1.58% |
| 04/14 | 572 | 574 | 561 | 563 | -0.35% | 51,500 | 256億355万 | -1.57% |
| 04/13 | 569 | 572 | 564 | 565 | -0.7% | 37,400 | 256億9450万 | -1.4% |
| 04/10 | 581 | 584 | 568 | 569 | -2.07% | 65,300 | 258億7641万 | -1.04% |
| 04/09 | 580 | 586 | 577 | 581 | +0.35% | 92,500 | 264億2213万 | +0.87% |
| 04/08 | 572 | 580 | 571 | 579 | +2.84% | 72,200 | 263億3118万 | +0.35% |
| 04/07 | 564 | 567 | 559 | 563 | +0.18% | 33,000 | 256億355万 | -2.6% |
| 04/06 | 562 | 566 | 560 | 562 | 0% | 30,500 | 255億5807万 | -3.27% |
| 04/03 | 562 | 568 | 561 | 562 | +0.36% | 45,400 | 255億5807万 | -3.77% |
| 04/02 | 571 | 575 | 559 | 560 | -0.88% | 53,500 | 254億6712万 | -4.44% |
| 04/01 | 562 | 566 | 558 | 565 | +2.36% | 44,100 | 256億9450万 | -3.91% |
| 03/31 | 544 | 569 | 543 | 552 | +1.47% | 131,400 | 251億330万 | -6.44% |
| 03/30 | 547 | 550 | 536 | 544 | -4.23% | 61,900 | 247億3948万 | -8.11% |
| 03/27 | 572 | 573 | 566 | 568 | -0.18% | 112,100 | 258億3093万 | -4.38% |
| 03/26 | 571 | 575 | 563 | 569 | -0.7% | 52,700 | 258億7641万 | -4.37% |
| 03/25 | 568 | 578 | 567 | 573 | +2.69% | 56,700 | 260億5832万 | -4.02% |
| 03/24 | 568 | 568 | 556 | 558 | +1.45% | 52,500 | 253億7616万 | -6.53% |
| 03/23 | 563 | 567 | 547 | 550 | -4.01% | 130,700 | 250億1235万 | -8.18% |
| 03/19 | 583 | 589 | 572 | 573 | -2.39% | 122,600 | 260億5832万 | -4.82% |
| 03/18 | 583 | 587 | 583 | 587 | +1.56% | 53,000 | 266億9499万 | -2.81% |
| 03/17 | 586 | 587 | 578 | 578 | -0.34% | 63,600 | 262億8570万 | -4.3% |
| 03/16 | 585 | 587 | 577 | 580 | -0.68% | 66,100 | 263億7666万 | -4.13% |
| 03/13 | 585 | 590 | 583 | 584 | -1.35% | 53,800 | 265億5856万 | -3.47% |
| 03/12 | 604 | 605 | 592 | 592 | -2.63% | 57,800 | 269億2238万 | -2.15% |
| 03/11 | 609 | 615 | 608 | 608 | +0.5% | 50,100 | 276億5001万 | +0.5% |
| 03/10 | 601 | 607 | 597 | 605 | +1.85% | 58,000 | 275億1358万 | 0% |
| 03/09 | 590 | 596 | 580 | 594 | -3.1% | 139,300 | 270億1333万 | -1.82% |
| 03/06 | 604 | 613 | 595 | 613 | +0.49% | 59,200 | 278億7740万 | +1.16% |
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。
