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 3,508.96 NT$ as of August 22, 2026, based on a reinvested dividends scenario. Over the same period, a 1000 NT$ investment made 5 years ago would be worth 2,162.34 NT$, while 1000 NT$ invested 1 year ago would be worth 1,897.44 NT$. This corresponds to total returns of 250.9%, 116.23%, 89.74%, respectively, with annualized returns of 13.37%, 16.68%, 89.74%.

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
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
July 24, 2026	27.2	26.25	26.25	28.3	26.15	5.14M
July 23, 2026	28.1	27.2	27.2	28.5	27.1	4.66M
July 22, 2026	27.55	27.9	27.9	28.3	27.25	5.22M
July 21, 2026	26.4	28.1	28.1	28.6	26.3	8.75M
July 20, 2026	25.8	26.2	26.2	27	25.55	4.38M
July 17, 2026	26.7	26.05	26.05	27.9	25.95	5.89M
July 16, 2026	27.5	27.2	27.2	27.85	26.7	4.9M
July 15, 2026	28.05	27.35	27.35	28.1	25.85	11.05M
July 14, 2026	28.3	28.05	28.05	28.3	26.8	16.87M
July 13, 2026	26.3	26.8	26.8	26.8	25.7	18.76M
July 09, 2026	23.95	24.4	24.4	25	23.5	3.85M
July 08, 2026	24.55	23.95	23.95	24.75	23.4	2.83M
July 07, 2026	24.3	24.5	24.5	25.15	24.05	5.21M
July 06, 2026	24.45	24.85	24.85	25.45	24.1	5.99M
July 03, 2026	23.5	23.7	23.7	24.45	23.4	4.68M
July 02, 2026	22.65	23.4	23.4	23.4	22.6	2.89M
July 01, 2026	22.25	23.2	23.2	23.9	22.1	7.41M
June 30, 2026	21.55	21.95	21.95	22	21.35	2.1M
June 29, 2026	21.1	21.3	21.3	21.4	21.1	703,480
June 26, 2026	21.2	21.05	21.05	21.5	21	1.23M
June 25, 2026	21.2	21.4	21.4	21.7	21.2	1.39M
June 24, 2026	20.85	21.3	21.3	21.45	20.85	668,561
June 23, 2026	21.5	21.15	21.15	21.5	20.9	839,961
June 22, 2026	22.15	21.5	21.5	22.15	21.25	1.58M
June 18, 2026	21.2	21.25	21.25	21.55	20.95	1.57M
June 17, 2026	20.8	20.95	20.95	20.95	20.65	967,606
June 16, 2026	21.15	20.8	20.8	21.5	20.7	1.42M
June 15, 2026	21.5	21.15	21.15	21.55	21	1.55M
June 12, 2026	21.2	21.35	21.35	21.7	21.2	1.71M
June 11, 2026	21.15	20.85	20.85	21.15	20.55	1.84M
June 10, 2026	20.6	21.15	21.15	21.7	20.5	5.01M
June 09, 2026	20.15	20.25	20.25	20.5	20.1	1.13M
June 08, 2026	19.4	20	20	20.2	19.3	1.41M
June 05, 2026	20.45	20.2	20.2	20.5	20	1.38M
June 04, 2026	20.2	20.7	20.7	21.25	20.2	4.14M
June 03, 2026	19.95	20.15	20.15	20.45	19.7	2.37M
June 02, 2026	19.8	19.75	19.75	20	19.5	1.62M
June 01, 2026	19.25	19.5	19.5	19.7	19.15	1.03M
May 29, 2026	19.8	19.4	19.4	19.8	19.25	737,748
May 28, 2026	19.3	19.6	19.6	19.75	19.1	1.36M