If you invested ₩1000 in Tongyang Inc. (001525.KS) 10 years ago, it would be worth ₩308.86 as of June 23, 2026, based on a reinvested dividends scenario. Over the same period, a ₩1000 investment made 5 years ago would be worth ₩380.09, while ₩1000 invested 1 year ago would be worth ₩1,011.6. This corresponds to total returns of -69.11%, -61.99%, 1.16%, respectively, with annualized returns of -11.08%, -17.58%, 1.16%.
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 |
|---|---|---|---|---|---|---|
| June 22, 2026 | 4,510 | 4,500 | 4,500 | 4,525 | 4,465 | 10,781 |
| June 19, 2026 | 4,810 | 4,550 | 4,550 | 4,810 | 4,505 | 2,455 |
| June 18, 2026 | 4,660 | 4,770 | 4,770 | 4,800 | 4,655 | 3,711 |
| June 17, 2026 | 4,835 | 4,655 | 4,655 | 4,835 | 4,625 | 722 |
| June 16, 2026 | 4,550 | 4,800 | 4,800 | 4,800 | 4,475 | 2,984 |
| June 15, 2026 | 4,700 | 4,440 | 4,440 | 4,700 | 4,430 | 1,454 |
| June 12, 2026 | 4,400 | 4,420 | 4,420 | 4,640 | 4,400 | 1,162 |
| June 11, 2026 | 4,630 | 4,190 | 4,190 | 4,780 | 4,190 | 6,252 |
| June 10, 2026 | 4,600 | 4,515 | 4,515 | 4,645 | 4,515 | 3,225 |
| June 09, 2026 | 4,520 | 4,600 | 4,600 | 4,600 | 4,515 | 3,546 |
| June 08, 2026 | 4,550 | 4,510 | 4,510 | 4,675 | 4,440 | 2,858 |
| June 05, 2026 | 4,750 | 4,550 | 4,550 | 4,750 | 4,500 | 15,204 |
| June 04, 2026 | 4,595 | 4,795 | 4,795 | 4,795 | 4,595 | 3,048 |
| June 02, 2026 | 4,480 | 4,455 | 4,455 | 4,800 | 4,455 | 8,190 |
| June 01, 2026 | 4,820 | 4,680 | 4,680 | 4,820 | 4,660 | 2,559 |
| May 29, 2026 | 4,820 | 4,820 | 4,820 | 4,820 | 4,440 | 5,402 |
| May 28, 2026 | 4,550 | 4,700 | 4,700 | 4,800 | 4,510 | 872 |
| May 27, 2026 | 4,795 | 4,550 | 4,550 | 4,795 | 4,410 | 5,668 |
| May 26, 2026 | 4,815 | 4,795 | 4,795 | 4,815 | 4,795 | 13,255 |
| May 22, 2026 | 4,660 | 4,720 | 4,720 | 4,720 | 4,465 | 12,012 |
| May 21, 2026 | 4,640 | 4,750 | 4,750 | 4,760 | 4,550 | 3,769 |
| May 20, 2026 | 4,495 | 4,580 | 4,580 | 4,585 | 4,495 | 3,957 |
| May 19, 2026 | 4,380 | 4,495 | 4,495 | 4,500 | 4,380 | 5,327 |
| May 18, 2026 | 4,485 | 4,365 | 4,365 | 4,485 | 4,365 | 3,883 |
| May 15, 2026 | 4,635 | 4,570 | 4,570 | 4,635 | 4,480 | 3,355 |
| May 14, 2026 | 4,675 | 4,635 | 4,635 | 4,675 | 4,565 | 7,864 |
| May 13, 2026 | 4,350 | 4,675 | 4,675 | 4,740 | 4,350 | 13,999 |
| May 12, 2026 | 4,380 | 4,320 | 4,320 | 4,420 | 4,300 | 9,675 |
| May 11, 2026 | 4,355 | 4,355 | 4,355 | 4,410 | 4,355 | 753 |
| May 08, 2026 | 4,435 | 4,300 | 4,300 | 4,480 | 4,300 | 4,603 |
| May 07, 2026 | 4,400 | 4,385 | 4,385 | 4,435 | 4,380 | 1,149 |
| May 06, 2026 | 4,445 | 4,380 | 4,380 | 4,445 | 4,370 | 2,662 |
| May 04, 2026 | 4,495 | 4,360 | 4,360 | 4,495 | 4,360 | 5,687 |
| April 30, 2026 | 4,465 | 4,410 | 4,410 | 4,465 | 4,410 | 5,484 |
| April 29, 2026 | 4,520 | 4,520 | 4,520 | 4,520 | 4,430 | 6,547 |
| April 28, 2026 | 4,430 | 4,520 | 4,520 | 4,520 | 4,430 | 10,194 |
| April 27, 2026 | 4,450 | 4,430 | 4,430 | 4,450 | 4,415 | 317 |
| April 24, 2026 | 4,400 | 4,445 | 4,445 | 4,445 | 4,380 | 4,447 |
| April 23, 2026 | 4,450 | 4,445 | 4,445 | 4,450 | 4,405 | 645 |
| April 22, 2026 | 4,470 | 4,445 | 4,445 | 4,470 | 4,410 | 957 |
| April 21, 2026 | 4,460 | 4,445 | 4,445 | 4,460 | 4,410 | 155 |
| April 20, 2026 | 4,430 | 4,460 | 4,460 | 4,460 | 4,430 | 381 |
| April 17, 2026 | 4,430 | 4,430 | 4,430 | 4,430 | 4,360 | 1,935 |
| April 16, 2026 | 4,490 | 4,430 | 4,430 | 4,490 | 4,430 | 1,018 |
| April 15, 2026 | 4,540 | 4,465 | 4,465 | 4,540 | 4,410 | 1,322 |
| April 14, 2026 | 4,440 | 4,475 | 4,475 | 4,475 | 4,380 | 5,257 |
| April 13, 2026 | 4,440 | 4,400 | 4,400 | 4,440 | 4,340 | 543 |
| April 10, 2026 | 4,420 | 4,395 | 4,395 | 4,480 | 4,395 | 1,278 |
| April 09, 2026 | 4,405 | 4,390 | 4,390 | 4,500 | 4,390 | 2,555 |
| April 08, 2026 | 4,430 | 4,545 | 4,545 | 4,550 | 4,360 | 5,997 |
| April 07, 2026 | 4,335 | 4,340 | 4,340 | 4,370 | 4,335 | 167 |
| April 06, 2026 | 4,365 | 4,390 | 4,390 | 4,400 | 4,365 | 2,738 |
| April 03, 2026 | 4,320 | 4,330 | 4,330 | 4,395 | 4,320 | 1,531 |
| April 02, 2026 | 4,430 | 4,330 | 4,330 | 4,430 | 4,330 | 2,156 |
| April 01, 2026 | 4,405 | 4,415 | 4,415 | 4,430 | 4,405 | 1,396 |
| March 31, 2026 | 4,310 | 4,425 | 4,425 | 4,430 | 4,305 | 428 |
| March 30, 2026 | 4,340 | 4,320 | 4,320 | 4,350 | 4,260 | 1,279 |
| March 27, 2026 | 4,270 | 4,360 | 4,360 | 4,380 | 4,270 | 2,678 |
| March 26, 2026 | 4,415 | 4,325 | 4,325 | 4,450 | 4,300 | 586 |
| March 25, 2026 | 4,340 | 4,430 | 4,430 | 4,455 | 4,340 | 3,349 |