If you invested ¥1000 in Tosei Corporation (8923.T) 10 years ago, it would be worth ¥6,208 as of September 12, 2026, based on a reinvested dividends scenario. Over the same period, a ¥1000 investment made 5 years ago would be worth ¥3,329.48, while ¥1000 invested 1 year ago would be worth ¥1,041.69. This corresponds to total returns of 520.8%, 232.95%, 4.17%, respectively, with annualized returns of 20.02%, 27.2%, 4.17%.
Custom investment amounts or purchase dates can also be explored using the Stoculator calculator. Past performance does not guarantee future results.
Date Range:
| Date | Open | Close | Adj Close | High | Low | Volume |
|---|---|---|---|---|---|---|
| September 11, 2026 | 1,676 | 1,672 | 1,672 | 1,680 | 1,659 | 135,700 |
| September 10, 2026 | 1,671 | 1,680 | 1,680 | 1,687 | 1,663 | 234,900 |
| September 09, 2026 | 1,687 | 1,695 | 1,695 | 1,706 | 1,683 | 112,500 |
| September 08, 2026 | 1,715 | 1,699 | 1,699 | 1,719 | 1,699 | 135,500 |
| September 07, 2026 | 1,758 | 1,725 | 1,725 | 1,758 | 1,710 | 155,500 |
| September 04, 2026 | 1,746 | 1,751 | 1,751 | 1,763 | 1,726 | 139,800 |
| September 03, 2026 | 1,743 | 1,752 | 1,752 | 1,770 | 1,740 | 209,200 |
| September 02, 2026 | 1,804 | 1,747 | 1,747 | 1,821 | 1,747 | 310,800 |
| September 01, 2026 | 1,828 | 1,844 | 1,844 | 1,850 | 1,825 | 118,200 |
| August 31, 2026 | 1,826 | 1,836 | 1,836 | 1,842 | 1,816 | 185,800 |
| August 28, 2026 | 1,820 | 1,835 | 1,835 | 1,837 | 1,805 | 274,400 |
| August 27, 2026 | 1,843 | 1,834 | 1,834 | 1,861 | 1,829 | 190,500 |
| August 26, 2026 | 1,820 | 1,840 | 1,840 | 1,851 | 1,820 | 125,300 |
| August 25, 2026 | 1,839 | 1,826 | 1,826 | 1,840 | 1,814 | 114,100 |
| August 24, 2026 | 1,826 | 1,818 | 1,818 | 1,846 | 1,818 | 155,200 |
| August 21, 2026 | 1,818 | 1,829 | 1,829 | 1,841 | 1,813 | 223,700 |
| August 20, 2026 | 1,794 | 1,806 | 1,806 | 1,809 | 1,788 | 160,800 |
| August 19, 2026 | 1,762 | 1,767 | 1,767 | 1,774 | 1,740 | 169,600 |
| August 18, 2026 | 1,776 | 1,772 | 1,772 | 1,785 | 1,767 | 125,400 |
| August 17, 2026 | 1,795 | 1,790 | 1,790 | 1,811 | 1,775 | 146,100 |
| August 14, 2026 | 1,777 | 1,795 | 1,795 | 1,798 | 1,769 | 125,500 |
| August 13, 2026 | 1,754 | 1,766 | 1,766 | 1,774 | 1,750 | 137,700 |
| August 12, 2026 | 1,750 | 1,753 | 1,753 | 1,759 | 1,739 | 142,400 |
| August 10, 2026 | 1,754 | 1,741 | 1,741 | 1,754 | 1,721 | 125,400 |
| August 07, 2026 | 1,755 | 1,762 | 1,762 | 1,784 | 1,737 | 189,500 |
| August 06, 2026 | 1,766 | 1,754 | 1,754 | 1,768 | 1,732 | 179,000 |
| August 05, 2026 | 1,760 | 1,754 | 1,754 | 1,765 | 1,730 | 178,300 |
| August 04, 2026 | 1,772 | 1,736 | 1,736 | 1,787 | 1,727 | 199,100 |
| August 03, 2026 | 1,787 | 1,760 | 1,760 | 1,787 | 1,727 | 257,000 |
| July 31, 2026 | 1,824 | 1,819 | 1,819 | 1,844 | 1,804 | 317,200 |
| July 30, 2026 | 1,831 | 1,845 | 1,845 | 1,847 | 1,808 | 948,300 |
| July 29, 2026 | 1,797 | 1,817 | 1,817 | 1,821 | 1,779 | 382,600 |
| July 28, 2026 | 1,802 | 1,790 | 1,790 | 1,823 | 1,766 | 262,700 |
| July 27, 2026 | 1,762 | 1,790 | 1,790 | 1,794 | 1,742 | 240,900 |
| July 24, 2026 | 1,750 | 1,747 | 1,747 | 1,761 | 1,731 | 163,700 |
| July 23, 2026 | 1,785 | 1,766 | 1,766 | 1,789 | 1,755 | 182,500 |
| July 22, 2026 | 1,784 | 1,787 | 1,787 | 1,806 | 1,773 | 180,400 |
| July 21, 2026 | 1,777 | 1,794 | 1,794 | 1,811 | 1,773 | 237,400 |
| July 17, 2026 | 1,843 | 1,783 | 1,783 | 1,860 | 1,772 | 258,300 |
| July 16, 2026 | 1,888 | 1,844 | 1,844 | 1,891 | 1,835 | 226,400 |
| July 15, 2026 | 1,790 | 1,864 | 1,864 | 1,870 | 1,790 | 318,300 |
| July 14, 2026 | 1,785 | 1,787 | 1,787 | 1,797 | 1,749 | 266,400 |
| July 13, 2026 | 1,755 | 1,733 | 1,733 | 1,765 | 1,727 | 232,100 |
| July 10, 2026 | 1,794 | 1,747 | 1,747 | 1,796 | 1,746 | 320,900 |
| July 09, 2026 | 1,726 | 1,739 | 1,739 | 1,758 | 1,721 | 218,000 |
| July 08, 2026 | 1,797 | 1,744 | 1,744 | 1,806 | 1,725 | 370,900 |
| July 07, 2026 | 1,775 | 1,792 | 1,792 | 1,842 | 1,760 | 475,300 |
| July 06, 2026 | 1,750 | 1,736 | 1,736 | 1,782 | 1,686 | 683,600 |
| July 03, 2026 | 1,733 | 1,714 | 1,714 | 1,742 | 1,706 | 201,500 |
| July 02, 2026 | 1,689 | 1,698 | 1,698 | 1,709 | 1,681 | 192,900 |
| July 01, 2026 | 1,689 | 1,668 | 1,668 | 1,710 | 1,662 | 158,400 |
| June 30, 2026 | 1,728 | 1,694 | 1,694 | 1,730 | 1,686 | 188,900 |
| June 29, 2026 | 1,700 | 1,706 | 1,706 | 1,719 | 1,680 | 187,600 |
| June 26, 2026 | 1,679 | 1,681 | 1,681 | 1,690 | 1,661 | 164,300 |
| June 25, 2026 | 1,685 | 1,666 | 1,666 | 1,685 | 1,646 | 169,300 |
| June 24, 2026 | 1,701 | 1,645 | 1,645 | 1,712 | 1,642 | 204,000 |
| June 23, 2026 | 1,700 | 1,703 | 1,703 | 1,728 | 1,671 | 387,600 |
| June 22, 2026 | 1,679 | 1,691 | 1,691 | 1,729 | 1,665 | 298,200 |
| June 19, 2026 | 1,624 | 1,678 | 1,678 | 1,685 | 1,624 | 616,200 |
| June 18, 2026 | 1,567 | 1,625 | 1,625 | 1,633 | 1,564 | 325,000 |