Formosa Petrochemical Corporation (6505.TW) TAI
Currency In TWD
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6505.TW Historical Return
If you invested 1000 NT$ in Formosa Petrochemical Corporation (6505.TW) 10 years ago, it would be worth 1,239.07 NT$ as of September 12, 2026, based on a reinvested dividends scenario. Over the same period, a 1000 NT$ investment made 5 years ago would be worth 955.87 NT$, while 1000 NT$ invested 1 year ago would be worth 2,146.34 NT$. This corresponds to total returns of 23.91%, -4.41%, 114.63%, respectively, with annualized returns of 2.17%, -0.9%, 114.63%.
Custom investment amounts or purchase dates can also be explored using the Stoculator calculator. Past performance does not guarantee future results.
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6505.TW Historical Data
Date Range:
| Date | Open | Close | Adj Close | High | Low | Volume |
|---|---|---|---|---|---|---|
| September 11, 2026 | 90 | 83.6 | 83.6 | 90.6 | 83.5 | 52.57M |
| September 10, 2026 | 87.5 | 86.2 | 86.2 | 87.5 | 82.8 | 43.05M |
| September 09, 2026 | 80.6 | 87.5 | 87.5 | 87.5 | 80 | 45.56M |
| September 08, 2026 | 80.1 | 79.6 | 79.6 | 80.5 | 78.3 | 11.34M |
| September 07, 2026 | 79.5 | 79.7 | 79.7 | 83.1 | 78.8 | 20.3M |
| September 04, 2026 | 76.6 | 78.1 | 78.1 | 78.2 | 75.4 | 14.94M |
| September 03, 2026 | 78.1 | 76.5 | 76.5 | 79.9 | 76.1 | 27.51M |
| September 02, 2026 | 80.4 | 78.7 | 78.7 | 80.5 | 76.7 | 42.73M |
| September 01, 2026 | 73.7 | 76.7 | 76.7 | 77.6 | 73.3 | 29.17M |
| August 31, 2026 | 71.9 | 73.5 | 73.5 | 73.9 | 71.1 | 16.09M |
| August 28, 2026 | 72.8 | 71.4 | 71.4 | 74 | 71.4 | 10.06M |
| August 27, 2026 | 70.5 | 72.7 | 72.7 | 74.3 | 70.2 | 17.63M |
| August 26, 2026 | 70.2 | 70.4 | 70.4 | 70.8 | 69.2 | 14.2M |
| August 25, 2026 | 69.6 | 71 | 71 | 71.4 | 68.7 | 10.91M |
| August 24, 2026 | 75.2 | 69.9 | 69.9 | 75.2 | 68.6 | 39.31M |
| August 21, 2026 | 72.9 | 75.8 | 75.8 | 76.5 | 72.5 | 20.42M |
| August 20, 2026 | 71.5 | 73 | 73 | 74.6 | 71.5 | 21.3M |
| August 19, 2026 | 73 | 70.2 | 70.2 | 73 | 70.1 | 20.68M |
| August 18, 2026 | 71.3 | 72 | 72 | 76.2 | 71.3 | 38.93M |
| August 17, 2026 | 71.1 | 71.1 | 71.1 | 74.2 | 70.1 | 19.02M |
| August 14, 2026 | 70 | 70.9 | 70.9 | 71.6 | 69.8 | 12.83M |
| August 13, 2026 | 70.6 | 69.8 | 69.8 | 71.1 | 69.6 | 11.75M |
| August 12, 2026 | 71.8 | 70.2 | 70.2 | 72.9 | 70.2 | 15.07M |
| August 11, 2026 | 70.4 | 71.1 | 71.1 | 71.6 | 68 | 22.77M |
| August 10, 2026 | 70 | 69 | 69 | 70.7 | 67.2 | 25.96M |
| August 07, 2026 | 70.1 | 71 | 71 | 73 | 68.8 | 41.53M |
| August 06, 2026 | 66.8 | 67.1 | 67.1 | 67.4 | 66.2 | 13.78M |
| August 05, 2026 | 67.6 | 67.6 | 67.6 | 68.4 | 66.7 | 20.39M |
| August 04, 2026 | 65.6 | 68.2 | 68.2 | 68.8 | 65.4 | 20.02M |
| August 03, 2026 | 71.4 | 67.7 | 67.7 | 71.4 | 67.2 | 30.52M |
| July 31, 2026 | 74.1 | 70.8 | 70.8 | 76 | 70.3 | 68.5M |
| July 30, 2026 | 77 | 71.6 | 71.6 | 78 | 71 | 38.88M |
| July 29, 2026 | 76.3 | 74.8 | 74.8 | 77.1 | 72 | 48.08M |
| July 28, 2026 | 74 | 74.6 | 74.6 | 75.9 | 73 | 27.88M |
| July 27, 2026 | 81.7 | 77.9 | 77.9 | 82.9 | 77.3 | 40.27M |
| July 23, 2026 | 87.9 | 93.2 | 93.2 | 93.6 | 86.6 | 95.93M |
| July 22, 2026 | 87.4 | 85.1 | 85.1 | 92.8 | 84.1 | 121.07M |
| July 21, 2026 | 80 | 85.4 | 85.4 | 85.4 | 79.7 | 49.18M |
| July 20, 2026 | 84 | 77.7 | 77.7 | 84.3 | 75.8 | 96.63M |
| July 17, 2026 | 79.6 | 81.3 | 81.3 | 84 | 78.2 | 165.45M |
| July 16, 2026 | 74.5 | 80 | 80 | 80 | 73.2 | 101.44M |
| July 15, 2026 | 66.6 | 72.8 | 72.8 | 72.8 | 66.1 | 58.26M |
| July 14, 2026 | 64.8 | 66.2 | 66.2 | 67.2 | 63.3 | 47.8M |
| July 13, 2026 | 60.5 | 63.1 | 63.1 | 64.4 | 60.5 | 33.37M |
| July 09, 2026 | 60.2 | 58.8 | 58.8 | 60.2 | 57.1 | 9.8M |
| July 08, 2026 | 58.7 | 59.4 | 59.4 | 60.4 | 58.6 | 12.6M |
| July 07, 2026 | 59.6 | 58 | 58 | 59.8 | 57.7 | 11.42M |
| July 06, 2026 | 59.5 | 59.5 | 59.5 | 61.4 | 58.2 | 18.6M |
| July 03, 2026 | 57.9 | 58.9 | 58.9 | 60.7 | 57.1 | 42.11M |
| July 02, 2026 | 53.9 | 57.6 | 57.6 | 57.6 | 53.4 | 24.19M |
| July 01, 2026 | 55.5 | 53.6 | 53.6 | 55.6 | 53.3 | 7.55M |
| June 30, 2026 | 55.7 | 55.1 | 55.1 | 56.3 | 54.3 | 7.07M |
| June 29, 2026 | 54.4 | 55.3 | 55.3 | 55.3 | 53.4 | 7.68M |
| June 26, 2026 | 55.2 | 53.5 | 53.5 | 55.5 | 53 | 12.05M |
| June 25, 2026 | 55 | 55.9 | 55.9 | 56.7 | 54.6 | 19.61M |
| June 24, 2026 | 52.1 | 55.2 | 55.2 | 55.3 | 51 | 14.32M |
| June 23, 2026 | 53.5 | 52.1 | 52.1 | 53.5 | 52 | 7.03M |
| June 22, 2026 | 54.5 | 54 | 54 | 54.7 | 53.3 | 7.43M |
| June 18, 2026 | 52.6 | 53.5 | 53.5 | 55.3 | 52.5 | 13.98M |
| June 17, 2026 | 52 | 52.6 | 52.6 | 53 | 51.6 | 6.69M |
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