If you invested 1000 NT$ in Young Optics Inc. (3504.TW) 10 years ago, it would be worth 2,744.9 NT$ as of September 11, 2026, based on a reinvested dividends scenario. Over the same period, a 1000 NT$ investment made 5 years ago would be worth 761.32 NT$, while 1000 NT$ invested 1 year ago would be worth 1,356.3 NT$. This corresponds to total returns of 174.49%, -23.87%, 35.63%, respectively, with annualized returns of 10.62%, -5.31%, 35.63%.
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 | 81.3 | 80.7 | 80.7 | 85.6 | 80.6 | 2.34M |
| September 10, 2026 | 85.6 | 83.9 | 83.9 | 86.2 | 83.5 | 1.46M |
| September 09, 2026 | 83.7 | 86 | 86 | 87.5 | 83.1 | 2.61M |
| September 08, 2026 | 84.5 | 83.2 | 83.2 | 86 | 82.6 | 1.74M |
| September 07, 2026 | 89.7 | 84.5 | 84.5 | 89.8 | 83.4 | 3.25M |
| September 04, 2026 | 88.4 | 89.7 | 89.7 | 90.3 | 85.5 | 3.32M |
| September 03, 2026 | 94.3 | 87.8 | 87.8 | 95.6 | 87.1 | 6.86M |
| September 02, 2026 | 86.5 | 94.3 | 94.3 | 95.3 | 86.3 | 9.55M |
| September 01, 2026 | 90.3 | 87.2 | 87.2 | 92.3 | 86.8 | 4.33M |
| August 31, 2026 | 87.7 | 90.3 | 90.3 | 93.3 | 86.3 | 6.74M |
| August 28, 2026 | 92.5 | 89.5 | 89.5 | 94 | 88.3 | 12.14M |
| August 27, 2026 | 89 | 94.1 | 94.1 | 94.1 | 87.3 | 10.73M |
| August 26, 2026 | 81 | 85.6 | 85.6 | 87 | 81 | 7.02M |
| August 25, 2026 | 77.5 | 80.7 | 80.7 | 81.7 | 77.4 | 1.73M |
| August 24, 2026 | 79.9 | 78 | 78 | 83.5 | 78 | 2.67M |
| August 21, 2026 | 78.4 | 79.7 | 79.7 | 80.8 | 76.9 | 2.17M |
| August 20, 2026 | 80 | 78.1 | 78.1 | 81.1 | 78.1 | 2.46M |
| August 19, 2026 | 76 | 78.4 | 78.4 | 81.5 | 75.4 | 1.94M |
| August 18, 2026 | 80 | 77.9 | 77.9 | 82.5 | 77.6 | 3.8M |
| August 17, 2026 | 74.2 | 79 | 79 | 80.5 | 74.2 | 2.91M |
| August 14, 2026 | 76.8 | 74.1 | 74.1 | 78.5 | 74 | 1.23M |
| August 13, 2026 | 76.6 | 76 | 76 | 77.7 | 75.2 | 971,475 |
| August 12, 2026 | 73.6 | 76.1 | 76.1 | 78 | 73.6 | 1.69M |
| August 11, 2026 | 73.5 | 73.6 | 73.6 | 74.6 | 73 | 473,575 |
| August 10, 2026 | 74 | 73.9 | 73.9 | 75.7 | 73.3 | 827,845 |
| August 07, 2026 | 75.6 | 73.6 | 73.6 | 80.8 | 73.6 | 2.47M |
| August 06, 2026 | 76 | 77.1 | 77.1 | 78.4 | 73.2 | 1.77M |
| August 05, 2026 | 79.1 | 76.5 | 76.5 | 80.9 | 76.1 | 4.09M |
| August 04, 2026 | 76.3 | 78.2 | 78.2 | 80.3 | 73.6 | 9.14M |
| August 03, 2026 | 69 | 75.3 | 75.3 | 75.3 | 68.4 | 6.09M |
| July 31, 2026 | 66.8 | 68.5 | 68.5 | 68.5 | 65.4 | 2.15M |
| July 30, 2026 | 70.7 | 62.3 | 62.3 | 75.4 | 62.1 | 10.76M |
| July 29, 2026 | 63 | 68.6 | 68.6 | 68.6 | 62.4 | 6.58M |
| July 28, 2026 | 62 | 62.4 | 62.4 | 69.5 | 61.7 | 5.49M |
| July 27, 2026 | 63.3 | 65.1 | 65.1 | 68.3 | 62.9 | 2.08M |
| July 24, 2026 | 63.9 | 62.1 | 62.1 | 64.5 | 61.7 | 440,262 |
| July 23, 2026 | 64.7 | 64.7 | 64.7 | 66.8 | 63.6 | 731,993 |
| July 22, 2026 | 64.4 | 64.4 | 64.4 | 66.3 | 64.2 | 680,195 |
| July 21, 2026 | 62.1 | 63.1 | 63.1 | 63.9 | 62.1 | 432,804 |
| July 20, 2026 | 64.7 | 62.2 | 62.2 | 64.7 | 60 | 868,852 |
| July 17, 2026 | 68.3 | 64 | 64 | 68.5 | 63.6 | 778,360 |
| July 16, 2026 | 69.8 | 69.6 | 69.6 | 72 | 67.2 | 1.05M |
| July 15, 2026 | 72.8 | 69.2 | 69.2 | 72.8 | 69 | 1.62M |
| July 14, 2026 | 76.6 | 71.2 | 71.2 | 77.3 | 68.8 | 1.4M |
| July 13, 2026 | 80.1 | 76.4 | 76.4 | 82.9 | 74.7 | 3.6M |
| July 09, 2026 | 74.9 | 81.8 | 81.8 | 81.8 | 74.7 | 1.88M |
| July 08, 2026 | 73.7 | 74.4 | 74.4 | 75.2 | 72.7 | 595,392 |
| July 07, 2026 | 78.3 | 73.4 | 73.4 | 78.7 | 73.1 | 840,177 |
| July 06, 2026 | 79.6 | 78.2 | 78.2 | 80.9 | 77.5 | 655,369 |
| July 03, 2026 | 78.2 | 78.6 | 78.6 | 80.4 | 77.1 | 529,744 |
| July 02, 2026 | 76.6 | 78.5 | 78.5 | 79.6 | 75.8 | 608,716 |
| July 01, 2026 | 81.6 | 76.7 | 76.7 | 82.4 | 76.6 | 1.04M |
| June 30, 2026 | 78.5 | 80.2 | 80.2 | 81.9 | 78.1 | 1.03M |
| June 29, 2026 | 82 | 77.8 | 77.8 | 83.1 | 77.3 | 1.55M |
| June 26, 2026 | 86.8 | 82.4 | 82.4 | 87.1 | 82.3 | 1.88M |
| June 25, 2026 | 88.9 | 86.8 | 86.8 | 92.8 | 86.6 | 3.65M |
| June 24, 2026 | 86 | 87.8 | 87.8 | 89.6 | 85.1 | 1.97M |
| June 23, 2026 | 91.7 | 86.7 | 86.7 | 91.8 | 86.1 | 2.63M |
| June 22, 2026 | 92.4 | 91.5 | 91.5 | 92.8 | 87.9 | 4.21M |
| June 18, 2026 | 87.8 | 91.2 | 91.2 | 91.5 | 85.7 | 6.05M |