4404 ミヨシ油脂(株) の時系列データ [1988年度]
日付 | 始値 | 高値 | 安値 | 終値 | 出来高 | 調整後終値 |
---|---|---|---|---|---|---|
1988-12-28 | 747 | 750 | 730 | 730 | 335,000 | 7,300 |
1988-12-27 | 760 | 764 | 747 | 747 | 169,000 | 7,470 |
1988-12-26 | 777 | 785 | 750 | 750 | 254,000 | 7,500 |
1988-12-24 | 740 | 787 | 740 | 777 | 383,000 | 7,770 |
1988-12-23 | 750 | 765 | 741 | 755 | 380,000 | 7,550 |
1988-12-22 | 750 | 760 | 741 | 741 | 361,000 | 7,410 |
1988-12-21 | 761 | 765 | 746 | 750 | 403,000 | 7,500 |
1988-12-20 | 785 | 789 | 760 | 760 | 488,000 | 7,600 |
1988-12-19 | 790 | 797 | 780 | 780 | 889,000 | 7,800 |
1988-12-16 | 790 | 790 | 760 | 780 | 1,366,000 | 7,800 |
1988-12-15 | 789 | 803 | 778 | 783 | 3,218,000 | 7,830 |
1988-12-14 | 770 | 810 | 762 | 778 | 5,176,000 | 7,780 |
1988-12-13 | 736 | 775 | 735 | 775 | 2,389,000 | 7,750 |
1988-12-12 | 725 | 747 | 718 | 726 | 751,000 | 7,260 |
1988-12-09 | 714 | 720 | 706 | 719 | 305,000 | 7,190 |
1988-12-08 | 721 | 721 | 710 | 711 | 146,000 | 7,110 |
1988-12-07 | 724 | 725 | 715 | 717 | 280,000 | 7,170 |
1988-12-06 | 707 | 730 | 707 | 725 | 281,000 | 7,250 |
1988-12-05 | 714 | 720 | 704 | 706 | 162,000 | 7,060 |
1988-12-03 | 719 | 724 | 713 | 714 | 167,000 | 7,140 |
1988-12-02 | 723 | 730 | 706 | 729 | 556,000 | 7,290 |
1988-12-01 | 711 | 717 | 702 | 702 | 244,000 | 7,020 |
1988-11-30 | 737 | 738 | 711 | 719 | 459,000 | 7,190 |
1988-11-29 | 695 | 741 | 692 | 727 | 1,368,000 | 7,270 |
1988-11-28 | 685 | 700 | 676 | 690 | 305,000 | 6,900 |
1988-11-26 | 666 | 678 | 660 | 670 | 120,000 | 6,700 |
1988-11-25 | 675 | 680 | 660 | 675 | 148,000 | 6,750 |
1988-11-24 | 670 | 675 | 665 | 673 | 65,000 | 6,730 |
1988-11-22 | 655 | 673 | 650 | 665 | 126,000 | 6,650 |
1988-11-21 | 680 | 680 | 645 | 645 | 142,000 | 6,450 |
1988-11-18 | 685 | 690 | 676 | 679 | 382,000 | 6,790 |
1988-11-17 | 679 | 694 | 674 | 678 | 333,000 | 6,780 |
1988-11-16 | 640 | 678 | 635 | 678 | 375,000 | 6,780 |
1988-11-15 | 625 | 635 | 625 | 630 | 74,000 | 6,300 |
1988-11-14 | 623 | 635 | 622 | 623 | 29,000 | 6,230 |
1988-11-11 | 623 | 635 | 622 | 622 | 49,000 | 6,220 |
1988-11-10 | 625 | 640 | 621 | 621 | 72,000 | 6,210 |
1988-11-09 | 625 | 646 | 625 | 625 | 138,000 | 6,250 |
1988-11-08 | 621 | 635 | 621 | 626 | 28,000 | 6,260 |
1988-11-07 | 621 | 638 | 621 | 622 | 16,000 | 6,220 |
1988-11-05 | 625 | 625 | 616 | 616 | 32,000 | 6,160 |
1988-11-04 | 639 | 639 | 620 | 620 | 27,000 | 6,200 |
1988-11-02 | 641 | 641 | 622 | 622 | 43,000 | 6,220 |
1988-11-01 | 649 | 649 | 639 | 641 | 47,000 | 6,410 |
1988-10-31 | 649 | 650 | 649 | 650 | 33,000 | 6,500 |
1988-10-29 | 645 | 659 | 645 | 655 | 107,000 | 6,550 |
1988-10-28 | 620 | 640 | 610 | 640 | 193,000 | 6,400 |
1988-10-27 | 620 | 620 | 610 | 610 | 43,000 | 6,100 |
1988-10-26 | 615 | 620 | 606 | 620 | 66,000 | 6,200 |
1988-10-25 | 602 | 620 | 602 | 620 | 24,000 | 6,200 |
1988-10-24 | 605 | 610 | 602 | 602 | 25,000 | 6,020 |
1988-10-22 | 600 | 601 | 600 | 601 | 27,000 | 6,010 |
1988-10-21 | 610 | 620 | 610 | 610 | 30,000 | 6,100 |
1988-10-20 | 600 | 610 | 598 | 610 | 76,000 | 6,100 |
1988-10-19 | 610 | 610 | 600 | 600 | 99,000 | 6,000 |
1988-10-18 | 605 | 605 | 600 | 600 | 56,000 | 6,000 |
1988-10-17 | 625 | 625 | 605 | 610 | 14,000 | 6,100 |
1988-10-14 | 610 | 615 | 605 | 615 | 39,000 | 6,150 |
1988-10-13 | 610 | 616 | 610 | 611 | 98,000 | 6,110 |
1988-10-12 | 607 | 615 | 607 | 610 | 29,000 | 6,100 |
1988-10-11 | 630 | 630 | 601 | 601 | 96,000 | 6,010 |
1988-10-07 | 645 | 646 | 630 | 630 | 142,000 | 6,300 |
1988-10-06 | 652 | 659 | 643 | 643 | 56,000 | 6,430 |
1988-10-05 | 660 | 660 | 637 | 650 | 77,000 | 6,500 |
1988-10-04 | 640 | 660 | 640 | 660 | 110,000 | 6,600 |
1988-10-03 | 643 | 657 | 637 | 650 | 55,000 | 6,500 |
1988-10-01 | 640 | 640 | 625 | 633 | 61,000 | 6,330 |
1988-09-30 | 621 | 630 | 616 | 630 | 82,000 | 6,300 |
1988-09-29 | 609 | 617 | 608 | 611 | 64,000 | 6,110 |
1988-09-28 | 611 | 611 | 602 | 603 | 64,000 | 6,030 |
1988-09-27 | 602 | 605 | 600 | 601 | 102,000 | 6,010 |
1988-09-26 | 606 | 610 | 606 | 610 | 41,000 | 6,100 |
1988-09-24 | 607 | 610 | 606 | 606 | 118,000 | 6,060 |
1988-09-22 | 611 | 620 | 607 | 607 | 56,000 | 6,070 |
1988-09-21 | 611 | 611 | 606 | 609 | 49,000 | 6,090 |
1988-09-20 | 618 | 620 | 610 | 612 | 106,000 | 6,120 |
1988-09-19 | 612 | 625 | 612 | 620 | 53,000 | 6,200 |
1988-09-16 | 611 | 615 | 610 | 614 | 104,000 | 6,140 |
1988-09-14 | 609 | 618 | 607 | 611 | 144,000 | 6,110 |
1988-09-13 | 615 | 620 | 609 | 611 | 48,000 | 6,110 |
1988-09-12 | 605 | 615 | 605 | 615 | 61,000 | 6,150 |
1988-09-09 | 604 | 608 | 602 | 602 | 194,000 | 6,020 |
1988-09-08 | 607 | 610 | 604 | 604 | 167,000 | 6,040 |
1988-09-07 | 605 | 613 | 603 | 606 | 117,000 | 6,060 |
1988-09-06 | 615 | 615 | 604 | 610 | 42,000 | 6,100 |
1988-09-05 | 611 | 611 | 603 | 605 | 135,000 | 6,050 |
1988-09-03 | 602 | 608 | 601 | 601 | 92,000 | 6,010 |
1988-09-02 | 608 | 610 | 602 | 607 | 64,000 | 6,070 |
1988-09-01 | 615 | 620 | 610 | 610 | 48,000 | 6,100 |
1988-08-31 | 632 | 632 | 620 | 620 | 106,000 | 6,200 |
1988-08-30 | 628 | 630 | 621 | 622 | 60,000 | 6,220 |
1988-08-29 | 635 | 635 | 621 | 625 | 75,000 | 6,250 |
1988-08-27 | 623 | 635 | 623 | 635 | 91,000 | 6,350 |
1988-08-26 | 629 | 635 | 624 | 624 | 81,000 | 6,240 |
1988-08-25 | 630 | 635 | 630 | 634 | 44,000 | 6,340 |
1988-08-24 | 635 | 635 | 630 | 630 | 76,000 | 6,300 |
1988-08-23 | 635 | 637 | 630 | 636 | 16,000 | 6,360 |
1988-08-22 | 630 | 630 | 621 | 630 | 80,000 | 6,300 |
1988-08-19 | 641 | 649 | 632 | 632 | 113,000 | 6,320 |
1988-08-18 | 650 | 655 | 650 | 651 | 74,000 | 6,510 |
1988-08-17 | 649 | 660 | 649 | 650 | 30,000 | 6,500 |
1988-08-16 | 650 | 656 | 649 | 656 | 99,000 | 6,560 |
1988-08-15 | 656 | 657 | 652 | 652 | 38,000 | 6,520 |
1988-08-12 | 676 | 676 | 651 | 652 | 66,000 | 6,520 |
1988-08-11 | 658 | 669 | 653 | 669 | 50,000 | 6,690 |
1988-08-10 | 665 | 669 | 655 | 669 | 48,000 | 6,690 |
1988-08-09 | 658 | 670 | 657 | 670 | 34,000 | 6,700 |
1988-08-08 | 652 | 657 | 650 | 657 | 59,000 | 6,570 |
1988-08-06 | 665 | 665 | 661 | 661 | 44,000 | 6,610 |
1988-08-05 | 653 | 677 | 652 | 661 | 138,000 | 6,610 |
1988-08-04 | 661 | 670 | 655 | 666 | 100,000 | 6,660 |
1988-08-03 | 670 | 675 | 662 | 662 | 133,000 | 6,620 |
1988-08-02 | 670 | 670 | 660 | 670 | 67,000 | 6,700 |
1988-08-01 | 665 | 670 | 665 | 670 | 91,000 | 6,700 |
1988-07-30 | 670 | 670 | 665 | 667 | 38,000 | 6,670 |
1988-07-29 | 660 | 665 | 660 | 665 | 80,000 | 6,650 |
1988-07-28 | 660 | 669 | 658 | 660 | 78,000 | 6,600 |
1988-07-27 | 651 | 662 | 651 | 657 | 59,000 | 6,570 |
1988-07-26 | 650 | 660 | 645 | 645 | 74,000 | 6,450 |
1988-07-25 | 653 | 663 | 650 | 659 | 61,000 | 6,590 |
1988-07-23 | 655 | 665 | 651 | 651 | 118,000 | 6,510 |
1988-07-22 | 681 | 681 | 668 | 668 | 171,000 | 6,680 |
1988-07-21 | 694 | 695 | 680 | 689 | 162,000 | 6,890 |
1988-07-20 | 700 | 705 | 695 | 695 | 134,000 | 6,950 |
1988-07-19 | 715 | 715 | 692 | 705 | 182,000 | 7,050 |
1988-07-18 | 721 | 730 | 716 | 716 | 102,000 | 7,160 |
1988-07-15 | 736 | 740 | 721 | 721 | 132,000 | 7,210 |
1988-07-14 | 740 | 746 | 730 | 732 | 107,000 | 7,320 |
1988-07-13 | 756 | 760 | 740 | 740 | 201,000 | 7,400 |
1988-07-12 | 758 | 765 | 754 | 765 | 77,000 | 7,650 |
1988-07-11 | 767 | 769 | 755 | 768 | 138,000 | 7,680 |
1988-07-08 | 747 | 770 | 747 | 769 | 159,000 | 7,690 |
1988-07-07 | 748 | 760 | 742 | 757 | 174,000 | 7,570 |
1988-07-06 | 770 | 770 | 746 | 758 | 335,000 | 7,580 |
1988-07-05 | 764 | 768 | 751 | 751 | 200,000 | 7,510 |
1988-07-04 | 774 | 774 | 752 | 754 | 148,000 | 7,540 |
1988-07-02 | 774 | 785 | 770 | 775 | 254,000 | 7,750 |
1988-07-01 | 799 | 799 | 766 | 773 | 1,360,000 | 7,730 |
1988-06-30 | 763 | 797 | 756 | 780 | 2,070,000 | 7,800 |
1988-06-29 | 760 | 763 | 740 | 763 | 253,000 | 7,630 |
1988-06-28 | 763 | 765 | 750 | 763 | 376,000 | 7,630 |
1988-06-27 | 770 | 770 | 750 | 770 | 408,000 | 7,700 |
1988-06-25 | 780 | 780 | 761 | 765 | 926,000 | 7,650 |
1988-06-24 | 745 | 770 | 730 | 770 | 1,004,000 | 7,700 |
1988-06-23 | 750 | 750 | 733 | 735 | 132,000 | 7,350 |
1988-06-22 | 740 | 750 | 740 | 749 | 287,000 | 7,490 |
1988-06-21 | 750 | 752 | 739 | 750 | 273,000 | 7,500 |
1988-06-20 | 750 | 756 | 740 | 756 | 299,000 | 7,560 |
1988-06-17 | 749 | 750 | 735 | 747 | 721,000 | 7,470 |
1988-06-16 | 722 | 739 | 715 | 734 | 503,000 | 7,340 |
1988-06-15 | 712 | 720 | 711 | 712 | 191,000 | 7,120 |
1988-06-14 | 715 | 715 | 708 | 708 | 316,000 | 7,080 |
1988-06-13 | 733 | 735 | 717 | 735 | 154,000 | 7,350 |
1988-06-10 | 730 | 739 | 723 | 723 | 182,000 | 7,230 |
1988-06-09 | 738 | 746 | 731 | 731 | 206,000 | 7,310 |
1988-06-08 | 760 | 760 | 735 | 735 | 540,000 | 7,350 |
1988-06-07 | 752 | 769 | 751 | 755 | 2,810,000 | 7,550 |
1988-06-06 | 734 | 750 | 729 | 750 | 1,656,000 | 7,500 |
1988-06-04 | 715 | 732 | 714 | 732 | 517,000 | 7,320 |
1988-06-03 | 711 | 715 | 706 | 710 | 202,000 | 7,100 |
1988-06-02 | 713 | 715 | 701 | 701 | 166,000 | 7,010 |
1988-06-01 | 719 | 720 | 702 | 711 | 474,000 | 7,110 |
1988-05-31 | 730 | 734 | 721 | 723 | 890,000 | 7,230 |
1988-05-30 | 718 | 733 | 710 | 728 | 998,000 | 7,280 |
1988-05-28 | 699 | 714 | 692 | 712 | 314,000 | 7,120 |
1988-05-27 | 691 | 700 | 690 | 691 | 270,000 | 6,910 |
1988-05-26 | 696 | 697 | 690 | 690 | 152,000 | 6,900 |
1988-05-25 | 695 | 699 | 690 | 698 | 129,000 | 6,980 |
1988-05-24 | 682 | 690 | 682 | 685 | 60,000 | 6,850 |
1988-05-23 | 690 | 690 | 680 | 682 | 104,000 | 6,820 |
1988-05-20 | 676 | 701 | 676 | 695 | 173,000 | 6,950 |
1988-05-19 | 706 | 706 | 694 | 694 | 94,000 | 6,940 |
1988-05-18 | 705 | 710 | 692 | 696 | 117,000 | 6,960 |
1988-05-17 | 718 | 718 | 705 | 705 | 163,000 | 7,050 |
1988-05-16 | 703 | 715 | 702 | 715 | 168,000 | 7,150 |
1988-05-13 | 700 | 715 | 695 | 700 | 329,000 | 7,000 |
1988-05-12 | 685 | 695 | 680 | 695 | 100,000 | 6,950 |
1988-05-11 | 704 | 714 | 680 | 680 | 340,000 | 6,800 |
1988-05-10 | 678 | 700 | 678 | 700 | 158,000 | 7,000 |
1988-05-09 | 687 | 688 | 675 | 681 | 76,000 | 6,810 |
1988-05-07 | 692 | 694 | 685 | 686 | 49,000 | 6,860 |
1988-05-06 | 699 | 699 | 690 | 690 | 110,000 | 6,900 |
1988-05-02 | 692 | 700 | 691 | 691 | 101,000 | 6,910 |
1988-04-30 | 695 | 700 | 689 | 695 | 115,000 | 6,950 |
1988-04-28 | 691 | 698 | 685 | 685 | 246,000 | 6,850 |
1988-04-27 | 681 | 687 | 680 | 680 | 116,000 | 6,800 |
1988-04-26 | 679 | 690 | 676 | 680 | 130,000 | 6,800 |
1988-04-25 | 678 | 678 | 669 | 677 | 190,000 | 6,770 |
1988-04-23 | 668 | 671 | 668 | 668 | 97,000 | 6,680 |
1988-04-22 | 670 | 675 | 660 | 669 | 153,000 | 6,690 |
1988-04-21 | 670 | 670 | 666 | 670 | 65,000 | 6,700 |
1988-04-20 | 660 | 680 | 659 | 670 | 104,000 | 6,700 |
1988-04-19 | 662 | 662 | 658 | 658 | 105,000 | 6,580 |
1988-04-18 | 660 | 665 | 658 | 660 | 91,000 | 6,600 |
1988-04-15 | 658 | 670 | 655 | 660 | 143,000 | 6,600 |
1988-04-14 | 668 | 668 | 663 | 663 | 101,000 | 6,630 |
1988-04-13 | 678 | 678 | 665 | 669 | 71,000 | 6,690 |
1988-04-12 | 680 | 680 | 663 | 663 | 135,000 | 6,630 |
1988-04-11 | 668 | 680 | 668 | 675 | 30,000 | 6,750 |
1988-04-08 | 676 | 676 | 666 | 667 | 200,000 | 6,670 |
1988-04-07 | 681 | 692 | 675 | 675 | 183,000 | 6,750 |
1988-04-06 | 680 | 681 | 670 | 681 | 129,000 | 6,810 |
1988-04-05 | 694 | 694 | 682 | 682 | 93,000 | 6,820 |
1988-04-04 | 699 | 699 | 682 | 694 | 55,000 | 6,940 |
1988-04-02 | 680 | 700 | 666 | 700 | 131,000 | 7,000 |
1988-04-01 | 665 | 680 | 661 | 680 | 123,000 | 6,800 |
1988-03-31 | 670 | 680 | 668 | 671 | 59,000 | 6,710 |
1988-03-30 | 659 | 678 | 659 | 668 | 155,000 | 6,680 |
1988-03-29 | 660 | 664 | 655 | 656 | 75,000 | 6,560 |
1988-03-28 | 651 | 665 | 651 | 660 | 91,000 | 6,600 |
1988-03-26 | 653 | 665 | 653 | 665 | 60,000 | 6,650 |
1988-03-25 | 662 | 669 | 652 | 669 | 106,000 | 6,690 |
1988-03-24 | 660 | 670 | 651 | 669 | 193,000 | 6,690 |
1988-03-23 | 676 | 684 | 672 | 672 | 109,000 | 6,720 |
1988-03-22 | 678 | 685 | 676 | 685 | 108,000 | 6,850 |
1988-03-18 | 690 | 699 | 674 | 699 | 225,000 | 6,990 |
1988-03-17 | 699 | 699 | 690 | 690 | 126,000 | 6,900 |
1988-03-16 | 700 | 700 | 690 | 694 | 213,000 | 6,940 |
1988-03-15 | 720 | 720 | 690 | 690 | 336,000 | 6,900 |
1988-03-14 | 730 | 732 | 720 | 723 | 365,000 | 7,230 |
1988-03-11 | 715 | 729 | 710 | 729 | 869,000 | 7,290 |
1988-03-10 | 742 | 746 | 708 | 710 | 1,005,000 | 7,100 |
1988-03-09 | 720 | 748 | 719 | 748 | 2,711,000 | 7,480 |
1988-03-08 | 699 | 715 | 699 | 715 | 1,223,000 | 7,150 |
1988-03-07 | 689 | 700 | 689 | 699 | 255,000 | 6,990 |
1988-03-05 | 698 | 700 | 696 | 699 | 195,000 | 6,990 |
1988-03-04 | 689 | 700 | 685 | 695 | 336,000 | 6,950 |
1988-03-03 | 685 | 689 | 675 | 675 | 199,000 | 6,750 |
1988-03-02 | 680 | 680 | 675 | 679 | 307,000 | 6,790 |
1988-03-01 | 689 | 689 | 670 | 671 | 392,000 | 6,710 |
1988-02-29 | 695 | 697 | 678 | 680 | 437,000 | 6,800 |
1988-02-27 | 709 | 709 | 685 | 685 | 500,000 | 6,850 |
1988-02-26 | 684 | 711 | 683 | 705 | 2,280,000 | 7,050 |
1988-02-25 | 665 | 677 | 665 | 677 | 460,000 | 6,770 |
1988-02-24 | 662 | 665 | 655 | 655 | 184,000 | 6,550 |
1988-02-23 | 675 | 675 | 656 | 660 | 349,000 | 6,600 |
1988-02-22 | 675 | 680 | 671 | 671 | 946,000 | 6,710 |
1988-02-19 | 649 | 665 | 646 | 665 | 1,141,000 | 6,650 |
1988-02-18 | 636 | 641 | 633 | 640 | 153,000 | 6,400 |
1988-02-17 | 638 | 650 | 638 | 638 | 255,000 | 6,380 |
1988-02-16 | 636 | 648 | 633 | 648 | 127,000 | 6,480 |
1988-02-15 | 636 | 640 | 631 | 633 | 95,000 | 6,330 |
1988-02-12 | 627 | 630 | 621 | 630 | 101,000 | 6,300 |
1988-02-10 | 630 | 630 | 617 | 621 | 219,000 | 6,210 |
1988-02-09 | 630 | 630 | 623 | 627 | 70,000 | 6,270 |
1988-02-08 | 640 | 640 | 625 | 626 | 162,000 | 6,260 |
1988-02-06 | 634 | 634 | 629 | 630 | 53,000 | 6,300 |
1988-02-05 | 619 | 635 | 619 | 635 | 65,000 | 6,350 |
1988-02-04 | 628 | 630 | 615 | 619 | 170,000 | 6,190 |
1988-02-03 | 630 | 631 | 627 | 627 | 84,000 | 6,270 |
1988-02-02 | 635 | 635 | 623 | 631 | 56,000 | 6,310 |
1988-02-01 | 630 | 640 | 630 | 630 | 72,000 | 6,300 |
1988-01-30 | 642 | 650 | 632 | 639 | 201,000 | 6,390 |
1988-01-29 | 636 | 640 | 625 | 640 | 146,000 | 6,400 |
1988-01-28 | 638 | 640 | 628 | 630 | 86,000 | 6,300 |
1988-01-27 | 624 | 625 | 618 | 618 | 145,000 | 6,180 |
1988-01-26 | 630 | 635 | 620 | 622 | 164,000 | 6,220 |
1988-01-25 | 639 | 639 | 630 | 630 | 73,000 | 6,300 |
1988-01-23 | 649 | 649 | 630 | 630 | 122,000 | 6,300 |
1988-01-22 | 630 | 647 | 629 | 645 | 307,000 | 6,450 |
1988-01-21 | 639 | 639 | 625 | 628 | 253,000 | 6,280 |
1988-01-20 | 631 | 647 | 629 | 640 | 167,000 | 6,400 |
1988-01-19 | 643 | 647 | 626 | 626 | 193,000 | 6,260 |
1988-01-18 | 651 | 651 | 629 | 648 | 300,000 | 6,480 |
1988-01-14 | 624 | 647 | 622 | 635 | 441,000 | 6,350 |
1988-01-13 | 658 | 660 | 620 | 620 | 1,374,000 | 6,200 |
1988-01-12 | 600 | 650 | 594 | 648 | 1,096,000 | 6,480 |
1988-01-11 | 565 | 610 | 560 | 594 | 195,000 | 5,940 |
1988-01-08 | 551 | 570 | 549 | 565 | 93,000 | 5,650 |
1988-01-07 | 552 | 552 | 546 | 549 | 91,000 | 5,490 |
1988-01-06 | 550 | 550 | 541 | 541 | 58,000 | 5,410 |
1988-01-05 | 535 | 545 | 535 | 535 | 38,000 | 5,350 |
1988-01-04 | 525 | 525 | 520 | 525 | 26,000 | 5,250 |
分割・併合履歴 : [2017-06-28]1株→0.1株