Formosan Union Chemical Corp. (1709.TW) TAI

Currency In TWD

1709.TW Historical Return

If you invested 1000 NT$ in Formosan Union Chemical Corp. (1709.TW) 10 years ago, it would be worth 5,524.48 NT$ as of October 22, 2026, based on a reinvested dividends scenario. Over the same period, a 1000 NT$ investment made 5 years ago would be worth 3,345.43 NT$, while 1000 NT$ invested 1 year ago would be worth 3,233.92 NT$. This corresponds to total returns of 452.45%, 234.54%, 223.39%, respectively, with annualized returns of 18.64%, 27.3%, 223.39%.

Custom investment amounts or purchase dates can also be explored using the Stoculator calculator. Past performance does not guarantee future results.

1709.TW Historical Data

Date Range:

Date	Open	Close	Adj Close	High	Low	Volume
October 21, 2026	57.6	56	56	58.1	54.8	40.97M
October 20, 2026	53	56.5	56.5	56.5	51.3	26.78M
October 19, 2026	53.1	51.4	51.4	54.6	50.4	16.77M
October 16, 2026	59.4	54.9	54.9	61.4	53.3	40.29M
October 15, 2026	61.2	58.8	58.8	62.6	58.5	10.22M
October 14, 2026	59	63.8	63.8	63.8	58.6	10.09M
October 13, 2026	57.4	59.9	59.9	60.1	57	7.75M
October 12, 2026	55.6	58.6	58.6	58.9	55.6	13.17M
October 08, 2026	60.2	61	61	62	59	10.82M
October 07, 2026	63.3	60.2	60.2	64.6	59.2	45.33M
October 06, 2026	66.2	63.3	63.3	66.3	58.2	70.77M
October 05, 2026	63.8	64.3	64.3	64.3	63.6	19.24M
October 02, 2026	55.5	58.5	58.5	58.5	54.7	33.29M
October 01, 2026	51.8	53.2	53.2	53.2	51.6	28.44M
September 30, 2026	44.1	48.4	48.4	48.4	44	46.86M
September 29, 2026	43.5	44	44	44.95	43.2	27.11M
September 24, 2026	45.85	43.5	43.5	46.45	43.5	48.74M
September 23, 2026	47.5	48.3	48.3	50.5	45.5	84.7M
September 22, 2026	43.1	45.95	45.95	47.4	41.35	82.71M
September 21, 2026	39.2	43.1	43.1	43.1	39.05	27.37M
September 20, 2026	41.85	39.2	39.2	42.85	38.7	2.92M
September 18, 2026	41.85	39.2	39.2	42	38.7	48.04M
September 17, 2026	40.8	42.95	42.95	42.95	39.1	35M
September 16, 2026	35.95	39.05	39.05	39.05	35.9	19.45M
September 15, 2026	36	35.5	35.5	36.35	34.3	8.45M
September 11, 2026	35.3	36.2	36.2	36.8	34.7	16.23M
September 10, 2026	36.25	35.3	35.3	37.55	34.95	17.9M
September 09, 2026	33.5	35.6	35.6	36	33.5	13.63M
September 08, 2026	33.75	33.6	33.6	34.1	32.8	6.58M
September 07, 2026	34.5	34.2	34.2	34.7	33.3	6.33M
September 04, 2026	34.1	34	34	34.9	33.8	8.12M
September 03, 2026	35.15	33.45	33.45	35.9	33.2	11.94M
September 02, 2026	34.75	35	35	35.4	33.85	14.07M
September 01, 2026	33.8	36.4	36.4	36.75	33.55	31.38M
August 31, 2026	35.85	33.45	33.45	36.25	33.35	12.66M
August 28, 2026	34.5	36.15	36.15	36.45	34.15	22.87M
August 27, 2026	37.35	34.15	34.15	37.7	33.8	26.46M
August 26, 2026	35	37.1	37.1	37.1	33.15	19.56M
August 25, 2026	34.4	33.75	33.75	35	32.8	8.29M
August 24, 2026	34.25	34.65	34.65	36.3	33.55	20.62M
August 21, 2026	30.8	33.3	33.3	33.3	30.6	15.25M
August 20, 2026	32.55	30.3	30.3	32.6	30.1	8.51M
August 19, 2026	32	32.55	32.55	33.85	31.85	6.43M
August 18, 2026	32.55	32.7	32.7	33.25	30.95	7.84M
August 17, 2026	30.9	32.75	32.75	33.35	30.55	13.72M
August 14, 2026	29.9	30.35	30.35	32.2	29.5	13.47M
August 13, 2026	28.5	30.65	30.65	30.8	28.15	24.64M
August 12, 2026	27.45	28	28	28.3	27.05	5.14M
August 11, 2026	26.75	27.4	27.4	27.7	26.2	4.28M
August 10, 2026	28.3	27.3	27.3	28.55	27	5.14M
August 07, 2026	27.8	27.8	27.8	28.45	27.35	4.76M
August 06, 2026	26.2	27.65	27.65	28.3	25.8	7.61M
August 05, 2026	25.45	26.2	26.2	26.8	25.2	5.36M
August 04, 2026	22.95	25.2	25.2	25.2	22.65	3.9M
August 03, 2026	23.2	22.95	22.95	23.55	22.7	1.38M
July 31, 2026	23.5	23.1	23.1	23.65	22.7	2.53M
July 30, 2026	23.9	22.55	22.55	24	22.55	3.08M
July 29, 2026	24.45	24	24	24.8	23.55	3.77M
July 28, 2026	24.6	24.55	24.55	25.4	24.3	4.78M
July 27, 2026	26.55	25.95	25.95	27	25.75	2.49M