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 846.93 NT$ as of June 22, 2026, based on a reinvested dividends scenario. Over the same period, a 1000 NT$ investment made 5 years ago would be worth 570.16 NT$, while 1000 NT$ invested 1 year ago would be worth 1,430.08 NT$. This corresponds to total returns of -15.31%, -42.98%, 43.01%, respectively, with annualized returns of -1.65%, -10.62%, 43.01%.
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 |
|---|---|---|---|---|---|---|
| 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 |
| June 16, 2026 | 53.7 | 52.7 | 52.7 | 54.3 | 52.6 | 6.74M |
| June 15, 2026 | 53.5 | 53.3 | 53.3 | 53.6 | 52.5 | 6.6M |
| June 12, 2026 | 51.5 | 52.8 | 52.8 | 53 | 51.4 | 5.7M |
| June 11, 2026 | 51.5 | 51.4 | 51.4 | 51.9 | 50.3 | 7.6M |
| June 10, 2026 | 52 | 51 | 51 | 52.2 | 50.7 | 9.65M |
| June 09, 2026 | 52.1 | 52.4 | 52.4 | 52.8 | 51.7 | 9.21M |
| June 08, 2026 | 52.8 | 52.6 | 52.6 | 53.5 | 51.9 | 8.46M |
| June 05, 2026 | 57.5 | 55.3 | 55.3 | 57.7 | 55 | 10.65M |
| June 04, 2026 | 56.5 | 57.5 | 57.5 | 58.1 | 55.7 | 15.82M |
| June 03, 2026 | 54.8 | 55.9 | 55.9 | 56.5 | 53.9 | 15.58M |
| June 02, 2026 | 53.4 | 54.5 | 54.5 | 54.7 | 52.9 | 12.62M |
| June 01, 2026 | 51.6 | 53.3 | 53.3 | 53.8 | 50.7 | 11.08M |
| May 29, 2026 | 49.95 | 51.4 | 51.4 | 51.5 | 49.95 | 9.94M |
| May 28, 2026 | 50.5 | 49.9 | 49.9 | 50.5 | 49.15 | 9.17M |
| May 27, 2026 | 49.8 | 50.1 | 50.1 | 50.3 | 49.6 | 7.85M |
| May 26, 2026 | 49.5 | 49.3 | 49.3 | 50.2 | 49.1 | 7.41M |
| May 25, 2026 | 51.3 | 49.5 | 49.5 | 51.3 | 49.3 | 13.65M |
| May 22, 2026 | 51.1 | 51 | 51 | 51.3 | 50.6 | 5.33M |
| May 21, 2026 | 51.4 | 51.3 | 51.3 | 51.7 | 50.9 | 4.25M |
| May 20, 2026 | 51.6 | 51.2 | 51.2 | 51.8 | 50.3 | 6.81M |
| May 19, 2026 | 51.6 | 51.3 | 51.3 | 52.2 | 50.9 | 5.32M |
| May 18, 2026 | 51.1 | 51.2 | 51.2 | 51.9 | 50.8 | 6.45M |
| May 15, 2026 | 52.5 | 51.3 | 51.3 | 52.8 | 51.3 | 6.5M |
| May 14, 2026 | 52.3 | 52.4 | 52.4 | 53.3 | 52.3 | 4.85M |
| May 13, 2026 | 53.6 | 52.9 | 52.9 | 53.6 | 52.5 | 5.01M |
| May 12, 2026 | 54.3 | 53.1 | 53.1 | 54.3 | 52.7 | 7.76M |
| May 11, 2026 | 53.5 | 54 | 54 | 54.4 | 53.3 | 9.35M |
| May 08, 2026 | 53.2 | 53 | 53 | 53.7 | 52.3 | 9.48M |
| May 07, 2026 | 54 | 52.3 | 52.3 | 54.1 | 51.9 | 16.44M |
| May 06, 2026 | 55.6 | 54.8 | 54.8 | 55.9 | 54.4 | 7.27M |
| May 05, 2026 | 54.7 | 55.4 | 55.4 | 55.7 | 54.2 | 8.4M |
| May 04, 2026 | 55.5 | 54 | 54 | 55.5 | 53.8 | 11.68M |
| April 30, 2026 | 55 | 56.4 | 56.4 | 56.7 | 53.6 | 21.08M |
| April 29, 2026 | 53.6 | 54 | 54 | 54 | 53.1 | 8.98M |
| April 28, 2026 | 53.5 | 52.9 | 52.9 | 53.5 | 52.1 | 8.45M |
| April 27, 2026 | 51.1 | 51.8 | 51.8 | 52 | 50.7 | 5.95M |
| April 24, 2026 | 51.7 | 51.6 | 51.6 | 52.2 | 50.6 | 8.31M |
| April 23, 2026 | 52.7 | 51.7 | 51.7 | 53 | 51 | 12.8M |
| April 22, 2026 | 53.1 | 52.7 | 52.7 | 53.6 | 52.4 | 5.46M |
| April 21, 2026 | 54.8 | 53 | 53 | 54.8 | 53 | 10.03M |
| April 20, 2026 | 55.8 | 54 | 54 | 56 | 53.4 | 9.99M |
| April 17, 2026 | 55.8 | 54.9 | 54.9 | 56.5 | 54.1 | 9.72M |
| April 16, 2026 | 54.8 | 55.1 | 55.1 | 55.8 | 54.1 | 9.64M |
| April 15, 2026 | 56.2 | 54.4 | 54.4 | 56.2 | 53.9 | 13.7M |
| April 14, 2026 | 53.8 | 56.2 | 56.2 | 56.5 | 53.4 | 24.91M |
| April 13, 2026 | 53.4 | 55.1 | 55.1 | 55.2 | 52.6 | 22.11M |
| April 10, 2026 | 53.4 | 52 | 52 | 53.4 | 51.5 | 10.35M |
| April 09, 2026 | 53.5 | 52.7 | 52.7 | 54.3 | 52.6 | 17.5M |
| April 08, 2026 | 55.6 | 54.3 | 54.3 | 55.6 | 53.7 | 19.98M |
| April 07, 2026 | 55.8 | 56.8 | 56.8 | 57.8 | 55.1 | 19.73M |
| April 02, 2026 | 55.8 | 54.7 | 54.7 | 55.8 | 54.6 | 9.59M |
| April 01, 2026 | 55.8 | 55.7 | 55.7 | 57.1 | 54.9 | 19.92M |
| March 31, 2026 | 56.8 | 55.1 | 55.1 | 57.3 | 54.6 | 17.52M |
| March 30, 2026 | 57.5 | 56.4 | 56.4 | 58.4 | 56.2 | 28.88M |
| March 27, 2026 | 56.1 | 56.3 | 56.3 | 57.1 | 55.2 | 11.68M |
| March 26, 2026 | 54.8 | 55.7 | 55.7 | 57.5 | 54.6 | 19.2M |
| March 25, 2026 | 56.4 | 54.5 | 54.5 | 56.4 | 53.4 | 14.99M |
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