| 2018 |
| 07/04 | 645 | 654 | 638 | 649 | +0.15% | 31,400 | 223億8926万 | -2.41% |
| 07/03 | 656 | 656 | 643 | 648 | -1.07% | 38,300 | 223億5476万 | -2.26% |
| 07/02 | 662 | 669 | 655 | 655 | -0.15% | 51,800 | 225億9625万 | -1.06% |
| 06/29 | 649 | 660 | 639 | 656 | +1.23% | 37,700 | 226億3075万 | -0.76% |
| 06/28 | 660 | 663 | 646 | 648 | -2.41% | 37,000 | 223億5476万 | -1.67% |
| 06/27 | 651 | 667 | 647 | 664 | +2% | 36,300 | 229億673万 | +0.76% |
| 06/26 | 635 | 651 | 628 | 651 | +1.4% | 35,500 | 224億5826万 | -1.06% |
| 06/25 | 657 | 660 | 640 | 642 | -3.02% | 39,900 | 221億4777万 | -2.43% |
| 06/22 | 650 | 662 | 644 | 662 | +0.61% | 38,300 | 228億3774万 | +0.61% |
| 06/21 | 667 | 668 | 657 | 658 | -1.64% | 25,100 | 226億9974万 | 0% |
| 06/20 | 664 | 670 | 653 | 669 | +0.3% | 60,200 | 230億7922万 | +1.52% |
| 06/19 | 684 | 696 | 665 | 667 | -3.19% | 54,300 | 230億1023万 | +1.21% |
| 06/18 | 675 | 689 | 668 | 689 | +2.38% | 35,600 | 237億6918万 | +4.24% |
| 06/15 | 677 | 679 | 671 | 673 | -1.46% | 32,200 | 232億1721万 | +1.82% |
| 06/14 | 690 | 690 | 680 | 683 | -1.59% | 35,600 | 235億6220万 | +3.48% |
| 06/13 | （5%ルール）関東興業（10.44%）MBサービス（4.35%）マリンドリーム（6.09%） |
| 06/13 | 698 | 700 | 689 | 694 | -1.7% | 48,800 | 239億4167万 | +5.31% |
| 06/12 | 713 | 715 | 696 | 706 | -0.42% | 202,000 | 243億5565万 | +7.46% |
| 06/11 | 692 | 713 | 692 | 709 | +2.31% | 130,000 | 244億5915万 | +8.24% |
| 06/08 | 681 | 699 | 681 | 693 | +0.58% | 268,000 | 239億718万 | +6.29% |
| 06/07 | 662 | 692 | 662 | 689 | +4.08% | 185,900 | 237億6918万 | +6.16% |
| 06/06 | 659 | 665 | 652 | 662 | +0.15% | 54,000 | 228億3774万 | +2.48% |
| 06/05 | 647 | 665 | 636 | 661 | +1.54% | 126,600 | 228億324万 | +2.64% |
| 06/04 | 628 | 654 | 628 | 651 | +3.66% | 112,400 | 224億5826万 | +1.24% |
| 06/01 | 605 | 629 | 603 | 628 | +2.95% | 114,100 | 216億6480万 | -2.03% |
| 05/31 | 615 | 616 | 606 | 610 | 0% | 44,100 | 210億4383万 | -4.84% |
| 05/30 | 607 | 611 | 603 | 610 | -1.13% | 44,900 | 210億4383万 | -4.84% |
| 05/29 | 622 | 622 | 611 | 617 | -0.8% | 40,200 | 212億8532万 | -3.89% |
| 05/28 | 624 | 627 | 618 | 622 | -0.32% | 37,300 | 214億5781万 | -3.12% |
| 05/25 | 626 | 627 | 615 | 624 | -1.11% | 46,500 | 215億2681万 | -2.8% |
| 05/24 | 640 | 652 | 627 | 631 | -1.1% | 65,700 | 217億6829万 | -1.56% |
| 05/23 | 650 | 652 | 635 | 638 | -2.6% | 91,900 | 220億978万 | -0.62% |
| 05/22 | 662 | 664 | 651 | 655 | -0.91% | 36,800 | 225億9625万 | +2.02% |
| 05/21 | 659 | 667 | 657 | 661 | +0.61% | 27,900 | 228億324万 | +2.96% |
| 05/18 | 670 | 675 | 650 | 657 | -1.35% | 186,700 | 226億6524万 | +2.5% |
| 05/17 | 684 | 689 | 662 | 666 | -2.63% | 195,100 | 229億7573万 | +4.06% |
| 05/16 | 691 | 709 | 680 | 684 | -2.84% | 170,700 | 235億9669万 | +7.04% |
| 05/15 | 707 | 708 | 691 | 704 | -0.14% | 69,200 | 242億8666万 | +10.52% |
| 05/14 | 668 | 710 | 667 | 705 | +8.8% | 335,900 | 243億2115万 | +11.2% |
| 05/11 | （IR情報）15:30 中期経営計画「中計77」経営目標の一部変更に関するお知らせ |
| 05/11 | （IR情報）15:30 剰余金の配当(増配)に関するお知らせ |
| 05/11 | （IR情報）15:30 通期連結業績予想数値と実績値との差異に関するお知らせ |
| 05/11 | （IR情報）15:30 平成30年3月期決算短信〔日本基準〕(連結) |
| 05/11 | 640 | 650 | 640 | 648 | +0.47% | 35,900 | 223億5476万 | +2.69% |
| 05/10 | 654 | 654 | 639 | 645 | -1.38% | 25,100 | 222億5127万 | +2.54% |
| 05/09 | 648 | 655 | 628 | 654 | +2.35% | 140,000 | 225億6175万 | +4.14% |
| 05/08 | 635 | 646 | 634 | 639 | +0.63% | 59,500 | 220億4428万 | +1.91% |
| 05/07 | 620 | 636 | 619 | 635 | +2.75% | 37,200 | 219億629万 | +1.44% |
| 05/02 | 618 | 619 | 613 | 618 | 0% | 13,300 | 213億1982万 | -1.28% |
| 05/01 | 621 | 623 | 614 | 618 | -0.8% | 46,100 | 213億1982万 | -1.28% |
| 04/27 | （IR情報）16:00 定款一部変更に関するお知らせ |
| 04/27 | 618 | 624 | 618 | 623 | +0.48% | 32,400 | 214億9231万 | -0.48% |
| 04/26 | 621 | 624 | 617 | 620 | +0.16% | 32,900 | 213億8882万 | -0.8% |
| 04/25 | 617 | 624 | 616 | 619 | -0.96% | 35,600 | 213億5432万 | -0.96% |
| 04/24 | 620 | 627 | 619 | 625 | +1.3% | 36,700 | 215億6131万 | 0% |
| 04/23 | 616 | 620 | 615 | 617 | +0.49% | 22,600 | 212億8532万 | -1.28% |
| 04/20 | 620 | 620 | 613 | 614 | -1.13% | 28,700 | 211億8183万 | -1.6% |
| 04/19 | 634 | 634 | 617 | 621 | -0.48% | 70,700 | 214億2331万 | -0.48% |
| 04/18 | 612 | 630 | 605 | 624 | +2.3% | 59,500 | 215億2681万 | 0% |
| 04/17 | 646 | 646 | 608 | 610 | -5.57% | 63,900 | 210億4383万 | -2.24% |
| 04/16 | 646 | 652 | 639 | 646 | +0.62% | 75,700 | 222億8577万 | +3.53% |
| 04/13 | （5%ルール）三菱UFJ銀行（4.78%）三菱UFJ国際投信（0.15%）三菱UFJ信託銀行（1.07%）三菱UFJモルガン・スタンレー証券（0.11%） |
| 04/13 | 643 | 648 | 638 | 642 | -0.16% | 55,400 | 221億4777万 | +3.05% |
| 04/12 | 649 | 651 | 640 | 643 | -0.62% | 87,500 | 221億8227万 | +3.38% |
| 04/11 | 642 | 650 | 633 | 647 | +0.78% | 38,300 | 223億2026万 | +4.35% |
| 04/10 | 630 | 646 | 630 | 642 | +1.26% | 25,400 | 221億4777万 | +3.88% |
| 04/09 | 629 | 638 | 628 | 634 | +0.79% | 26,100 | 218億7179万 | +2.92% |
| 04/06 | 627 | 631 | 625 | 629 | +0.48% | 21,100 | 216億9930万 | +2.44% |
| 04/05 | 629 | 632 | 623 | 626 | +0.32% | 34,100 | 215億9580万 | +2.12% |
| 04/04 | 607 | 627 | 607 | 624 | +2.97% | 62,600 | 215億2681万 | +1.96% |
| 04/03 | 613 | 613 | 605 | 606 | -1.94% | 29,100 | 209億584万 | -0.98% |
| 04/02 | 630 | 630 | 617 | 618 | -1.9% | 23,000 | 213億1982万 | +0.82% |
| 03/30 | 633 | 635 | 626 | 630 | +0.8% | 15,900 | 217億3380万 | +2.77% |
| 03/29 | 624 | 629 | 614 | 625 | +0.81% | 20,000 | 215億6131万 | +1.96% |
| 03/28 | 618 | 621 | 610 | 620 | -2.05% | 63,800 | 213億8882万 | +1.14% |
| 03/27 | 604 | 633 | 603 | 633 | +5.15% | 63,500 | 218億3729万 | +3.09% |
| 03/26 | 598 | 602 | 590 | 602 | +0.17% | 53,000 | 207億6785万 | -1.95% |
| 03/23 | 611 | 612 | 597 | 601 | -4.75% | 61,100 | 207億3335万 | -2.28% |
| 03/22 | 618 | 631 | 616 | 631 | +2.27% | 40,000 | 217億6829万 | +2.77% |
| 03/20 | 611 | 618 | 606 | 617 | +0.82% | 30,400 | 212億8532万 | +0.65% |
| 03/19 | 615 | 620 | 603 | 612 | -0.16% | 34,500 | 211億1283万 | +0.16% |
| 03/16 | 613 | 617 | 607 | 613 | +0.33% | 45,400 | 211億4733万 | +0.33% |
| 03/15 | 613 | 613 | 597 | 611 | -0.97% | 50,400 | 210億7833万 | 0% |
| 03/14 | 621 | 623 | 612 | 617 | -0.96% | 47,000 | 212億8532万 | +1.15% |
| 03/13 | 614 | 625 | 608 | 623 | +1.3% | 49,200 | 214億9231万 | +2.13% |
| 03/12 | 619 | 626 | 612 | 615 | +0.33% | 44,500 | 212億1632万 | +0.65% |
| 03/09 | 615 | 622 | 607 | 613 | +0.99% | 38,900 | 211億4733万 | 0% |
| 03/08 | 609 | 610 | 599 | 607 | +1% | 44,300 | 209億4034万 | -1.46% |
| 03/07 | 595 | 610 | 593 | 601 | +1.01% | 47,400 | 207億3335万 | -2.75% |
| 03/06 | 592 | 598 | 592 | 595 | +1.54% | 25,900 | 205億2636万 | -4.34% |
| 03/05 | 586 | 594 | 582 | 586 | -1.01% | 107,200 | 202億1588万 | -6.39% |
| 03/02 | 586 | 596 | 586 | 592 | -1.82% | 39,800 | 204億2287万 | -6.18% |
| 03/01 | 605 | 614 | 598 | 603 | -1.63% | 80,300 | 208億235万 | -5.04% |
| 02/28 | 613 | 623 | 613 | 613 | -0.49% | 59,700 | 211億4733万 | -3.92% |
| 02/27 | 625 | 629 | 615 | 616 | -0.48% | 151,300 | 212億5082万 | -3.9% |
| 02/26 | 630 | 630 | 613 | 619 | -1.59% | 54,200 | 213億5432万 | -3.88% |
| 02/23 | 620 | 631 | 616 | 629 | +1.45% | 57,400 | 216億9930万 | -2.63% |
| 02/22 | 630 | 632 | 611 | 620 | -2.21% | 44,900 | 213億8882万 | -4.17% |
| 02/21 | 634 | 643 | 628 | 634 | -0.47% | 82,900 | 218億7179万 | -2.61% |
| 02/20 | 641 | 642 | 633 | 637 | -0.62% | 34,900 | 219億7528万 | -2.45% |
| 02/19 | 625 | 643 | 625 | 641 | +3.22% | 38,500 | 221億1328万 | -2.29% |
| 02/16 | 602 | 627 | 597 | 621 | +4.9% | 50,300 | 214億2331万 | -5.77% |
| 02/15 | 588 | 601 | 585 | 592 | +0.68% | 40,100 | 204億2287万 | -10.57% |
| 02/14 | 583 | 596 | 580 | 588 | +0.17% | 64,200 | 202億8488万 | -11.71% |
| 02/13 | 598 | 604 | 585 | 587 | -1.34% | 77,000 | 202億5038万 | -12.26% |
| 02/09 | （IR情報）15:00 平成30年3月期第3四半期決算短信〔日本基準〕(連結) |
| 02/09 | 558 | 596 | 558 | 595 | -2.14% | 123,700 | 205億2636万 | -11.46% |
| 02/08 | 605 | 620 | 600 | 608 | +1% | 44,500 | 209億7484万 | -9.79% |
