アルファシステムズ(4719)の株価時系列情報
アルファシステムズ(4719)の株価（始値・高値・安値・終値・出来高）時系列情報
| 日付 | 始値 | 高値 | 安値 | 終値 | 出来高 |
|---|---|---|---|---|---|
| 2020/12/30 | 3,585 | 3,585 | 3,460 | 3,500 | 10,300 |
| 2020/12/29 | 3,570 | 3,590 | 3,560 | 3,590 | 3,700 |
| 2020/12/28 | 3,555 | 3,565 | 3,445 | 3,510 | 13,200 |
| 2020/12/25 | 3,615 | 3,615 | 3,565 | 3,580 | 13,100 |
| 2020/12/24 | 3,415 | 3,565 | 3,415 | 3,565 | 13,000 |
| 2020/12/23 | 3,375 | 3,460 | 3,360 | 3,405 | 13,000 |
| 2020/12/22 | 3,500 | 3,510 | 3,400 | 3,410 | 19,000 |
| 2020/12/21 | 3,515 | 3,540 | 3,490 | 3,520 | 4,800 |
| 2020/12/18 | 3,600 | 3,600 | 3,475 | 3,520 | 19,300 |
| 2020/12/17 | 3,485 | 3,575 | 3,485 | 3,555 | 12,100 |
| 2020/12/16 | 3,490 | 3,505 | 3,465 | 3,495 | 4,900 |
| 2020/12/15 | 3,525 | 3,525 | 3,445 | 3,490 | 10,400 |
| 2020/12/14 | 3,570 | 3,585 | 3,500 | 3,500 | 6,400 |
| 2020/12/11 | 3,575 | 3,575 | 3,535 | 3,570 | 8,700 |
| 2020/12/10 | 3,460 | 3,565 | 3,460 | 3,535 | 8,000 |
| 2020/12/09 | 3,500 | 3,515 | 3,460 | 3,505 | 6,700 |
| 2020/12/08 | 3,410 | 3,540 | 3,410 | 3,520 | 10,100 |
| 2020/12/07 | 3,505 | 3,505 | 3,410 | 3,455 | 12,900 |
| 2020/12/04 | 3,500 | 3,565 | 3,465 | 3,530 | 12,700 |
| 2020/12/03 | 3,540 | 3,540 | 3,480 | 3,500 | 5,500 |
| 2020/12/02 | 3,505 | 3,550 | 3,390 | 3,500 | 51,000 |
| 2020/12/01 | 3,500 | 3,570 | 3,460 | 3,515 | 16,500 |
| 2020/11/30 | 3,500 | 3,550 | 3,445 | 3,520 | 11,900 |
| 2020/11/27 | 3,430 | 3,590 | 3,430 | 3,510 | 20,500 |
| 2020/11/26 | 3,305 | 3,450 | 3,305 | 3,375 | 13,100 |
| 2020/11/25 | 3,415 | 3,420 | 3,305 | 3,320 | 15,900 |
| 2020/11/24 | 3,320 | 3,440 | 3,300 | 3,430 | 12,700 |
| 2020/11/20 | 3,395 | 3,410 | 3,225 | 3,280 | 21,400 |
| 2020/11/19 | 3,400 | 3,410 | 3,315 | 3,385 | 7,000 |
| 2020/11/18 | 3,400 | 3,430 | 3,305 | 3,400 | 13,900 |
| 2020/11/17 | 3,400 | 3,420 | 3,350 | 3,380 | 19,000 |
| 2020/11/16 | 3,340 | 3,400 | 3,335 | 3,400 | 6,300 |
| 2020/11/13 | 3,320 | 3,340 | 3,290 | 3,335 | 8,000 |
| 2020/11/12 | 3,340 | 3,340 | 3,270 | 3,320 | 22,200 |
| 2020/11/11 | 3,340 | 3,350 | 3,285 | 3,340 | 11,500 |
| 2020/11/10 | 3,380 | 3,385 | 3,265 | 3,320 | 18,800 |
| 2020/11/09 | 3,410 | 3,450 | 3,225 | 3,335 | 21,100 |
| 2020/11/06 | 3,425 | 3,450 | 3,285 | 3,440 | 19,600 |
| 2020/11/05 | 3,260 | 3,425 | 3,240 | 3,390 | 12,400 |
| 2020/11/04 | 3,190 | 3,325 | 3,160 | 3,295 | 13,800 |
| 2020/11/02 | 3,200 | 3,340 | 3,140 | 3,190 | 8,700 |
| 2020/10/30 | 3,290 | 3,290 | 3,155 | 3,160 | 10,600 |
| 2020/10/29 | 3,220 | 3,340 | 3,195 | 3,330 | 9,500 |
| 2020/10/28 | 3,350 | 3,350 | 3,225 | 3,235 | 7,900 |
| 2020/10/27 | 3,200 | 3,405 | 3,180 | 3,395 | 9,300 |
| 2020/10/26 | 3,255 | 3,305 | 3,210 | 3,210 | 4,600 |
| 2020/10/23 | 3,310 | 3,320 | 3,230 | 3,300 | 9,700 |
| 2020/10/22 | 3,380 | 3,395 | 3,295 | 3,295 | 8,700 |
| 2020/10/21 | 3,465 | 3,465 | 3,400 | 3,400 | 2,800 |
| 2020/10/20 | 3,425 | 3,455 | 3,385 | 3,410 | 4,900 |
| 2020/10/19 | 3,395 | 3,440 | 3,345 | 3,440 | 8,800 |
| 2020/10/16 | 3,440 | 3,450 | 3,370 | 3,390 | 6,900 |
| 2020/10/15 | 3,480 | 3,480 | 3,405 | 3,440 | 13,100 |
| 2020/10/14 | 3,535 | 3,535 | 3,475 | 3,530 | 6,900 |
| 2020/10/13 | 3,545 | 3,560 | 3,475 | 3,535 | 6,300 |
| 2020/10/12 | 3,550 | 3,555 | 3,455 | 3,555 | 17,000 |
| 2020/10/09 | 3,570 | 3,615 | 3,500 | 3,535 | 12,600 |
| 2020/10/08 | 3,630 | 3,690 | 3,555 | 3,570 | 14,900 |
| 2020/10/07 | 3,670 | 3,755 | 3,625 | 3,645 | 10,900 |
| 2020/10/06 | 3,645 | 3,755 | 3,595 | 3,685 | 18,600 |
| 2020/10/05 | 3,565 | 3,720 | 3,565 | 3,680 | 20,200 |
| 2020/10/02 | 3,665 | 3,710 | 3,545 | 3,560 | 29,300 |
| 2020/09/30 | 3,865 | 3,865 | 3,640 | 3,640 | 23,200 |
| 2020/09/29 | 3,900 | 3,900 | 3,815 | 3,845 | 16,600 |
| 2020/09/28 | 3,795 | 4,015 | 3,765 | 3,925 | 29,100 |
| 2020/09/25 | 3,815 | 3,815 | 3,700 | 3,775 | 19,200 |
| 2020/09/24 | 3,750 | 3,830 | 3,655 | 3,695 | 27,700 |
| 2020/09/23 | 3,925 | 4,000 | 3,665 | 3,800 | 22,900 |
| 2020/09/18 | 3,950 | 4,000 | 3,940 | 3,995 | 21,100 |
| 2020/09/17 | 3,985 | 3,985 | 3,865 | 3,950 | 12,200 |
| 2020/09/16 | 3,890 | 3,990 | 3,805 | 3,985 | 19,600 |
| 2020/09/15 | 3,925 | 3,940 | 3,815 | 3,820 | 10,900 |
| 2020/09/14 | 3,910 | 3,925 | 3,810 | 3,925 | 13,100 |
| 2020/09/11 | 3,745 | 3,930 | 3,700 | 3,930 | 26,400 |
| 2020/09/10 | 3,685 | 3,710 | 3,615 | 3,705 | 10,500 |
| 2020/09/09 | 3,715 | 3,715 | 3,605 | 3,635 | 9,800 |
| 2020/09/08 | 3,700 | 3,730 | 3,670 | 3,725 | 7,000 |
| 2020/09/07 | 3,700 | 3,750 | 3,660 | 3,660 | 7,100 |
| 2020/09/04 | 3,650 | 3,720 | 3,650 | 3,700 | 7,700 |
| 2020/09/03 | 3,770 | 3,770 | 3,695 | 3,745 | 4,900 |
| 2020/09/02 | 3,755 | 3,755 | 3,700 | 3,730 | 3,000 |
| 2020/09/01 | 3,740 | 3,770 | 3,670 | 3,685 | 5,200 |
| 2020/08/31 | 3,745 | 3,750 | 3,660 | 3,705 | 13,300 |
| 2020/08/28 | 3,785 | 3,785 | 3,630 | 3,705 | 13,000 |
| 2020/08/27 | 3,790 | 3,790 | 3,725 | 3,750 | 6,300 |
| 2020/08/26 | 3,755 | 3,755 | 3,685 | 3,755 | 7,200 |
| 2020/08/25 | 3,705 | 3,765 | 3,665 | 3,755 | 6,300 |
| 2020/08/24 | 3,690 | 3,720 | 3,650 | 3,705 | 6,600 |
| 2020/08/21 | 3,655 | 3,755 | 3,655 | 3,690 | 4,700 |
| 2020/08/20 | 3,760 | 3,805 | 3,655 | 3,655 | 7,200 |
| 2020/08/19 | 3,795 | 3,795 | 3,720 | 3,760 | 7,700 |
| 2020/08/18 | 3,715 | 3,870 | 3,705 | 3,795 | 13,100 |
| 2020/08/17 | 3,680 | 3,755 | 3,670 | 3,690 | 7,800 |
| 2020/08/14 | 3,820 | 3,865 | 3,715 | 3,715 | 8,100 |
| 2020/08/13 | 3,805 | 3,860 | 3,755 | 3,785 | 12,000 |
| 2020/08/12 | 3,920 | 3,920 | 3,785 | 3,835 | 13,700 |
| 2020/08/11 | 3,665 | 3,910 | 3,645 | 3,870 | 23,000 |
| 2020/08/07 | 3,850 | 3,910 | 3,810 | 3,905 | 9,400 |
| 2020/08/06 | 3,905 | 3,945 | 3,790 | 3,845 | 15,300 |
| 2020/08/05 | 4,010 | 4,010 | 3,920 | 3,940 | 11,400 |
| 2020/08/04 | 4,070 | 4,125 | 4,025 | 4,070 | 9,900 |
| 2020/08/03 | 3,945 | 4,110 | 3,945 | 4,085 | 6,900 |
| 2020/07/31 | 4,145 | 4,145 | 3,940 | 3,940 | 13,800 |
| 2020/07/30 | 4,130 | 4,195 | 4,105 | 4,125 | 8,500 |
| 2020/07/29 | 4,200 | 4,200 | 4,100 | 4,130 | 9,500 |
| 2020/07/28 | 4,240 | 4,280 | 4,190 | 4,230 | 8,400 |
| 2020/07/27 | 4,200 | 4,200 | 4,075 | 4,180 | 13,600 |
| 2020/07/22 | 4,270 | 4,275 | 4,150 | 4,150 | 15,400 |
| 2020/07/21 | 4,145 | 4,340 | 4,110 | 4,340 | 32,700 |
| 2020/07/20 | 3,935 | 4,105 | 3,935 | 4,090 | 18,800 |
| 2020/07/17 | 3,840 | 3,940 | 3,840 | 3,915 | 10,300 |
| 2020/07/16 | 3,935 | 3,960 | 3,845 | 3,910 | 11,000 |
| 2020/07/15 | 3,875 | 3,935 | 3,835 | 3,935 | 7,000 |
| 2020/07/14 | 3,840 | 3,925 | 3,790 | 3,870 | 10,400 |
| 2020/07/13 | 3,785 | 3,835 | 3,730 | 3,835 | 12,000 |
| 2020/07/10 | 3,925 | 3,930 | 3,775 | 3,785 | 15,300 |
| 2020/07/09 | 3,900 | 3,940 | 3,835 | 3,910 | 9,400 |
| 2020/07/08 | 3,815 | 3,995 | 3,795 | 3,865 | 20,900 |
| 2020/07/07 | 3,750 | 3,825 | 3,745 | 3,765 | 13,200 |
| 2020/07/06 | 3,665 | 3,725 | 3,665 | 3,715 | 3,900 |
| 2020/07/03 | 3,710 | 3,710 | 3,620 | 3,660 | 9,500 |
| 2020/07/02 | 3,710 | 3,740 | 3,640 | 3,685 | 9,200 |
| 2020/07/01 | 3,705 | 3,770 | 3,655 | 3,710 | 12,500 |
| 2020/06/30 | 3,815 | 3,815 | 3,715 | 3,715 | 7,500 |
| 2020/06/29 | 3,800 | 3,865 | 3,720 | 3,760 | 17,900 |
| 2020/06/26 | 3,890 | 3,890 | 3,755 | 3,765 | 29,300 |
| 2020/06/25 | 3,705 | 3,835 | 3,705 | 3,820 | 18,700 |
| 2020/06/24 | 3,785 | 3,840 | 3,720 | 3,720 | 10,400 |
| 2020/06/23 | 3,720 | 3,835 | 3,720 | 3,825 | 25,300 |
| 2020/06/22 | 3,580 | 3,700 | 3,570 | 3,695 | 17,100 |
| 2020/06/19 | 3,940 | 3,940 | 3,630 | 3,630 | 51,000 |
| 2020/06/18 | 3,895 | 3,920 | 3,830 | 3,920 | 9,500 |
| 2020/06/17 | 3,820 | 3,915 | 3,820 | 3,905 | 17,500 |
| 2020/06/16 | 3,850 | 3,865 | 3,775 | 3,845 | 26,800 |
| 2020/06/15 | 3,885 | 3,925 | 3,815 | 3,815 | 21,100 |
| 2020/06/12 | 3,935 | 3,960 | 3,870 | 3,900 | 17,000 |
| 2020/06/11 | 4,080 | 4,095 | 3,935 | 3,935 | 15,900 |
| 2020/06/10 | 4,075 | 4,130 | 4,030 | 4,080 | 17,000 |
| 2020/06/09 | 4,110 | 4,190 | 4,075 | 4,110 | 25,100 |
| 2020/06/08 | 4,150 | 4,150 | 3,980 | 4,110 | 36,400 |
| 2020/06/05 | 3,940 | 4,200 | 3,930 | 4,175 | 43,000 |
| 2020/06/04 | 3,955 | 4,045 | 3,885 | 3,940 | 24,800 |
| 2020/06/03 | 4,185 | 4,185 | 3,870 | 3,955 | 44,400 |
| 2020/06/02 | 4,000 | 4,180 | 3,970 | 4,150 | 32,700 |
| 2020/06/01 | 3,960 | 4,010 | 3,880 | 4,010 | 16,200 |
| 2020/05/29 | 3,930 | 4,015 | 3,810 | 3,960 | 182,700 |
| 2020/05/28 | 3,880 | 3,935 | 3,645 | 3,920 | 51,300 |
| 2020/05/27 | 4,100 | 4,135 | 3,810 | 3,885 | 36,100 |
| 2020/05/26 | 4,000 | 4,135 | 3,915 | 4,090 | 43,400 |
| 2020/05/25 | 3,900 | 4,030 | 3,885 | 3,980 | 34,400 |
| 2020/05/22 | 3,840 | 3,900 | 3,815 | 3,875 | 19,200 |
| 2020/05/21 | 3,760 | 3,870 | 3,760 | 3,860 | 23,100 |
| 2020/05/20 | 3,735 | 3,780 | 3,630 | 3,760 | 18,600 |
| 2020/05/19 | 3,750 | 3,815 | 3,630 | 3,775 | 22,300 |
| 2020/05/18 | 3,630 | 3,740 | 3,610 | 3,700 | 29,400 |
| 2020/05/15 | 3,545 | 3,590 | 3,410 | 3,585 | 18,700 |
| 2020/05/14 | 3,550 | 3,585 | 3,435 | 3,500 | 17,000 |
| 2020/05/13 | 3,575 | 3,635 | 3,515 | 3,550 | 15,600 |
| 2020/05/12 | 3,580 | 3,655 | 3,550 | 3,600 | 32,100 |
| 2020/05/11 | 3,370 | 3,545 | 3,305 | 3,505 | 29,300 |
| 2020/05/08 | 3,340 | 3,355 | 3,250 | 3,355 | 19,000 |
| 2020/05/07 | 3,360 | 3,370 | 3,205 | 3,205 | 24,500 |
| 2020/05/01 | 3,150 | 3,300 | 3,110 | 3,295 | 33,800 |
| 2020/04/30 | 3,025 | 3,185 | 2,990 | 3,160 | 23,700 |
| 2020/04/28 | 2,969 | 3,025 | 2,944 | 3,025 | 20,600 |
| 2020/04/27 | 2,955 | 3,000 | 2,903 | 3,000 | 13,500 |
| 2020/04/24 | 2,869 | 2,952 | 2,853 | 2,952 | 9,300 |
| 2020/04/23 | 2,858 | 2,908 | 2,858 | 2,877 | 2,600 |
| 2020/04/22 | 2,866 | 2,919 | 2,837 | 2,881 | 12,800 |
| 2020/04/21 | 2,843 | 2,874 | 2,831 | 2,866 | 4,600 |
| 2020/04/20 | 2,895 | 2,900 | 2,858 | 2,893 | 6,400 |
| 2020/04/17 | 2,849 | 2,879 | 2,809 | 2,860 | 8,400 |
| 2020/04/16 | 2,749 | 2,841 | 2,736 | 2,841 | 8,900 |
| 2020/04/15 | 2,759 | 2,797 | 2,703 | 2,762 | 8,900 |
| 2020/04/14 | 2,747 | 2,769 | 2,715 | 2,717 | 6,300 |
| 2020/04/13 | 2,818 | 2,818 | 2,741 | 2,757 | 2,900 |
| 2020/04/10 | 2,838 | 2,838 | 2,711 | 2,805 | 10,400 |
| 2020/04/09 | 2,778 | 2,796 | 2,698 | 2,796 | 8,000 |
| 2020/04/08 | 2,763 | 2,806 | 2,669 | 2,760 | 11,200 |
| 2020/04/07 | 2,690 | 2,780 | 2,656 | 2,763 | 9,200 |
| 2020/04/06 | 2,625 | 2,696 | 2,600 | 2,668 | 18,500 |
| 2020/04/03 | 2,629 | 2,683 | 2,581 | 2,623 | 6,700 |
| 2020/04/02 | 2,706 | 2,760 | 2,633 | 2,633 | 10,300 |
| 2020/04/01 | 2,841 | 2,873 | 2,756 | 2,756 | 6,200 |
| 2020/03/31 | 2,850 | 2,909 | 2,850 | 2,885 | 12,700 |
| 2020/03/30 | 2,948 | 2,948 | 2,827 | 2,900 | 16,800 |
| 2020/03/27 | 2,949 | 2,983 | 2,887 | 2,983 | 26,700 |
| 2020/03/26 | 2,789 | 2,930 | 2,674 | 2,930 | 28,000 |
| 2020/03/25 | 2,800 | 2,800 | 2,723 | 2,790 | 7,500 |
| 2020/03/24 | 2,680 | 2,768 | 2,678 | 2,700 | 19,000 |
| 2020/03/23 | 2,422 | 2,680 | 2,422 | 2,668 | 15,000 |
| 2020/03/19 | 2,537 | 2,634 | 2,422 | 2,422 | 12,300 |
| 2020/03/18 | 2,571 | 2,658 | 2,440 | 2,440 | 16,700 |
| 2020/03/17 | 2,338 | 2,570 | 2,323 | 2,547 | 30,800 |
| 2020/03/16 | 2,442 | 2,442 | 2,302 | 2,338 | 27,800 |
| 2020/03/13 | 2,400 | 2,440 | 2,200 | 2,326 | 42,400 |
| 2020/03/12 | 2,439 | 2,462 | 2,375 | 2,399 | 35,200 |
| 2020/03/11 | 2,441 | 2,461 | 2,394 | 2,413 | 13,800 |
| 2020/03/10 | 2,300 | 2,451 | 2,231 | 2,424 | 22,400 |
| 2020/03/09 | 2,460 | 2,470 | 2,300 | 2,374 | 20,900 |
| 2020/03/06 | 2,587 | 2,587 | 2,497 | 2,500 | 13,100 |
| 2020/03/05 | 2,597 | 2,628 | 2,588 | 2,600 | 22,200 |
| 2020/03/04 | 2,476 | 2,565 | 2,476 | 2,516 | 12,300 |
| 2020/03/03 | 2,712 | 2,747 | 2,526 | 2,526 | 18,100 |
| 2020/03/02 | 2,600 | 2,730 | 2,596 | 2,677 | 15,000 |
| 2020/02/28 | 2,600 | 2,690 | 2,574 | 2,600 | 23,800 |
| 2020/02/27 | 2,700 | 2,700 | 2,620 | 2,625 | 12,800 |
| 2020/02/26 | 2,686 | 2,700 | 2,643 | 2,682 | 11,100 |
| 2020/02/25 | 2,702 | 2,769 | 2,700 | 2,700 | 19,100 |
| 2020/02/21 | 2,814 | 2,835 | 2,811 | 2,829 | 5,700 |
| 2020/02/20 | 2,827 | 2,866 | 2,826 | 2,829 | 4,200 |
| 2020/02/19 | 2,817 | 2,853 | 2,810 | 2,810 | 8,100 |
| 2020/02/18 | 2,900 | 2,902 | 2,816 | 2,819 | 10,600 |
| 2020/02/17 | 2,950 | 2,950 | 2,884 | 2,918 | 10,100 |
| 2020/02/14 | 2,919 | 2,959 | 2,904 | 2,959 | 8,700 |
| 2020/02/13 | 2,946 | 2,946 | 2,896 | 2,926 | 9,500 |
| 2020/02/12 | 2,929 | 2,997 | 2,909 | 2,950 | 13,300 |
| 2020/02/10 | 2,924 | 2,960 | 2,916 | 2,925 | 16,600 |
| 2020/02/07 | 2,927 | 2,955 | 2,901 | 2,910 | 13,300 |
| 2020/02/06 | 2,880 | 2,933 | 2,850 | 2,898 | 14,000 |
| 2020/02/05 | 2,889 | 2,911 | 2,858 | 2,858 | 7,200 |
| 2020/02/04 | 2,825 | 2,879 | 2,825 | 2,879 | 5,700 |
| 2020/02/03 | 2,806 | 2,822 | 2,796 | 2,810 | 8,000 |
| 2020/01/31 | 2,872 | 2,920 | 2,829 | 2,829 | 5,200 |
| 2020/01/30 | 2,874 | 2,910 | 2,856 | 2,910 | 11,400 |
| 2020/01/29 | 2,901 | 2,915 | 2,891 | 2,900 | 10,300 |
| 2020/01/28 | 2,880 | 2,928 | 2,880 | 2,909 | 8,400 |
| 2020/01/27 | 2,901 | 2,914 | 2,872 | 2,892 | 12,900 |
| 2020/01/24 | 2,983 | 3,010 | 2,971 | 2,971 | 12,300 |
| 2020/01/23 | 2,945 | 2,976 | 2,939 | 2,967 | 5,700 |
| 2020/01/22 | 2,904 | 2,981 | 2,904 | 2,973 | 7,300 |
| 2020/01/21 | 2,898 | 2,937 | 2,896 | 2,929 | 7,600 |
| 2020/01/20 | 2,889 | 2,893 | 2,881 | 2,887 | 6,200 |
| 2020/01/17 | 2,862 | 2,894 | 2,854 | 2,854 | 8,000 |
| 2020/01/16 | 2,853 | 2,891 | 2,853 | 2,861 | 9,000 |
| 2020/01/15 | 2,865 | 2,899 | 2,850 | 2,899 | 6,800 |
| 2020/01/14 | 2,850 | 2,874 | 2,848 | 2,851 | 11,900 |
| 2020/01/10 | 2,924 | 2,924 | 2,887 | 2,893 | 8,300 |
| 2020/01/09 | 2,832 | 2,882 | 2,832 | 2,874 | 5,700 |
| 2020/01/08 | 2,860 | 2,860 | 2,802 | 2,812 | 7,500 |
| 2020/01/07 | 2,833 | 2,878 | 2,833 | 2,860 | 7,400 |
| 2020/01/06 | 2,801 | 2,818 | 2,801 | 2,806 | 6,200 |