Grand Pacific Petrochemical Corporation (1312.TW) TAI

Currency In TWD

1312.TW Historical Return

If you invested 1000 NT$ in Grand Pacific Petrochemical Corporation (1312.TW) 10 years ago, it would be worth 1,205.7 NT$ as of June 23, 2026, based on a reinvested dividends scenario. Over the same period, a 1000 NT$ investment made 5 years ago would be worth 554.23 NT$, while 1000 NT$ invested 1 year ago would be worth 1,500 NT$. This corresponds to total returns of 20.57%, -44.58%, 50%, respectively, with annualized returns of 1.89%, -11.13%, 50%.

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

1312.TW Historical Data

Date Range:

Date	Open	Close	Adj Close	High	Low	Volume
June 22, 2026	13.5	14	14	14.2	13.5	21.65M
June 18, 2026	13.35	13.5	13.5	13.75	13.3	10.63M
June 17, 2026	13.2	13.25	13.25	13.45	13	11.28M
June 16, 2026	12.8	13.15	13.15	13.55	12.75	13.8M
June 15, 2026	13.05	12.7	12.7	13.1	12.65	8.88M
June 12, 2026	13	12.95	12.95	13.3	12.9	7.71M
June 11, 2026	13.2	12.85	12.85	13.3	12.65	11.2M
June 10, 2026	13.5	13.2	13.2	13.95	13.2	13.98M
June 09, 2026	13.65	13.75	13.75	14.4	13.65	14.11M
June 08, 2026	13.5	13.65	13.65	14.2	13.45	17.85M
June 05, 2026	14.2	14.4	14.4	14.45	13.35	29.51M
June 04, 2026	14.9	14.2	14.2	15.8	14.1	126.37M
June 03, 2026	14.55	14.55	14.55	14.55	14.55	18.05M
June 02, 2026	13.25	13.25	13.25	13.25	13.25	11.62M
June 01, 2026	11.5	12.05	12.05	12.2	11.1	23.76M
May 29, 2026	11	11.35	11.35	11.7	10.55	25.55M
May 28, 2026	10.1	10.95	10.95	10.95	10.1	15.11M
May 27, 2026	10.15	9.98	9.98	10.2	9.98	7.85M
May 26, 2026	10.4	10.1	10.1	10.45	10.1	6.14M
May 25, 2026	10.5	10.4	10.4	10.5	10.1	7.39M
May 22, 2026	10.65	10.4	10.4	10.65	10.25	5.13M
May 21, 2026	10.5	10.6	10.6	10.7	10.5	3.63M
May 20, 2026	10.6	10.4	10.4	10.6	10.3	3.93M
May 19, 2026	10.5	10.5	10.5	10.8	10.45	3.17M
May 18, 2026	10.6	10.5	10.5	10.75	10.5	3.92M
May 15, 2026	10.75	10.4	10.4	10.8	10.4	6.52M
May 14, 2026	11	10.65	10.65	11.05	10.6	6.96M
May 13, 2026	11.45	10.9	10.9	11.5	10.9	9.49M
May 12, 2026	11.9	11.5	11.5	11.9	11.5	4.52M
May 11, 2026	11.8	11.8	11.8	12.25	11.8	6.03M
May 08, 2026	12.15	11.6	11.6	12.2	11.6	4.28M
May 07, 2026	11.6	12.1	12.1	12.15	11.5	5.75M
May 06, 2026	12	11.65	11.65	12	11.65	5.96M
May 05, 2026	11.85	12.05	12.05	12.1	11.75	4.35M
May 04, 2026	12.2	11.7	11.7	12.2	11.65	9.6M
April 30, 2026	12.45	12.3	12.3	12.55	12.2	7.5M
April 29, 2026	12.75	12.35	12.35	12.85	12.35	7.61M
April 28, 2026	12.75	12.75	12.75	13.1	12.75	4.7M
April 27, 2026	12.65	12.6	12.6	12.85	12.5	5.43M
April 24, 2026	12.95	12.7	12.7	13.05	12.7	6.48M
April 23, 2026	13	12.95	12.95	13.15	12.5	19.38M
April 22, 2026	13.3	12.85	12.85	13.4	12.85	7.47M
April 21, 2026	12.8	13	13	13.25	12.8	12.95M
April 20, 2026	14.2	13.3	13.3	14.2	13.25	15.1M
April 17, 2026	14.6	14.1	14.1	14.7	14.05	14.87M
April 16, 2026	14.5	14.1	14.1	14.6	14	13.27M
April 15, 2026	15.25	14.45	14.45	15.45	14.25	45.32M
April 14, 2026	13.6	14.85	14.85	14.85	13.4	45.72M
April 13, 2026	12.85	13.5	13.5	13.6	12.85	18.35M
April 10, 2026	12.85	12.6	12.6	12.9	12.5	9.16M
April 09, 2026	12.85	12.8	12.8	13.1	12.8	6.93M
April 08, 2026	13	12.85	12.85	13.1	12.5	19.47M
April 07, 2026	13.4	13.5	13.5	13.75	13.15	10.62M
April 02, 2026	13.2	13.2	13.2	13.55	12.9	14.56M
April 01, 2026	13.05	13.3	13.3	13.55	12.85	15.07M
March 31, 2026	14.35	13.35	13.35	14.65	13.25	26.42M
March 30, 2026	14.3	14.15	14.15	15.05	14.1	44.39M
March 27, 2026	14.2	13.75	13.75	14.7	13.7	18.91M
March 26, 2026	13.35	13.8	13.8	14.25	13.35	15.57M
March 25, 2026	14	13.2	13.2	14	13.2	14.51M