National Petroleum Co., Ltd. (9937.TW) TAI

Currency In TWD

9937.TW Historical Return

If you invested 1000 NT$ in National Petroleum Co., Ltd. (9937.TW) 10 years ago, it would be worth 2,124.13 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 1,353.81 NT$, while 1000 NT$ invested 1 year ago would be worth 893.03 NT$. This corresponds to total returns of 112.41%, 35.38%, -10.7%, respectively, with annualized returns of 7.82%, 6.25%, -10.7%.

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

9937.TW Historical Data

Date Range:

Date	Open	Close	Adj Close	High	Low	Volume
August 21, 2026	55.2	55.1	55.1	55.2	55	12,052
August 20, 2026	54.9	55.2	55.2	55.2	54.9	22,427
August 19, 2026	54.7	54.9	54.9	54.9	54.4	37,001
August 18, 2026	54.7	55	55	55.1	54.4	52,226
August 17, 2026	54.9	55.1	55.1	55.1	54.7	23,514
August 14, 2026	54.9	55.1	55.1	55.2	54.8	30,431
August 13, 2026	55.7	55.1	55.1	55.7	54.6	31,004
August 12, 2026	55.2	55	55	55.2	54.9	25,800
August 11, 2026	55.1	55.1	55.1	55.1	54.7	14,023
August 10, 2026	55	55.1	55.1	55.3	54.8	7,705
August 07, 2026	54.9	55.1	55.1	55.2	54.9	21,353
August 06, 2026	55	55.4	55.4	55.4	54.8	25,002
August 05, 2026	55.6	55.4	55.4	55.7	55	9,721
August 04, 2026	54.8	55.4	55.4	55.5	54.8	58,063
August 03, 2026	55.6	55.6	55.6	55.9	55.5	21,130
July 31, 2026	55.5	56.2	56.2	56.4	55.5	37,131
July 30, 2026	56.8	55.5	55.5	56.8	55.5	38,376
July 29, 2026	55.9	56.3	56.3	56.6	55.7	116,694
July 28, 2026	55.3	55.5	55.5	55.5	54.8	38,203
July 27, 2026	55.6	55.3	55.3	55.6	55	30,030
July 24, 2026	54.7	55.1	55.1	55.1	54	49,706
July 23, 2026	55.3	55.1	55.1	55.3	54.6	25,094
July 22, 2026	55.6	55.1	55.1	56.2	55.1	43,200
July 21, 2026	55.9	56	56	56	55.4	13,329
July 20, 2026	57.1	55.9	55.9	57.1	55.7	84,842
July 17, 2026	55.8	55	55	55.8	54.7	65,989
July 16, 2026	55.6	55.2	55.2	55.6	54	47,430
July 15, 2026	57.9	56.9	56.9	57.9	56.1	101,298
July 14, 2026	56.1	56.6	56.6	57.1	55.4	156,114
July 13, 2026	56.3	55.5	55.5	56.3	55	47,011
July 09, 2026	54.8	55.4	55.4	55.4	54.7	26,122
July 08, 2026	55.4	55.2	55.2	55.4	54.9	24,092
July 07, 2026	54.9	55.2	55.2	55.3	54.7	16,293
July 06, 2026	55	55.3	55.3	55.3	54.7	18,362
July 03, 2026	54	55	55	55.1	54	34,390
July 02, 2026	55.6	55.3	55.3	55.6	55	26,012
July 01, 2026	55.7	55.5	55.5	55.7	54.8	11,903
June 30, 2026	55.2	55.3	55.3	55.3	55.2	20,155
June 29, 2026	55.2	55.4	55.4	55.4	55.2	30,588
June 26, 2026	54.7	55.2	55.2	55.3	53.5	193,218
June 25, 2026	55.3	55.3	55.3	55.3	54.8	44,535
June 24, 2026	55.8	55.3	55.3	55.8	54.9	89,546
June 23, 2026	55.6	55.4	55.4	55.6	55	53,535
June 22, 2026	55.3	55.3	55.3	55.5	55.1	23,563
June 18, 2026	55.8	55.5	55.5	56	55.1	53,004
June 17, 2026	55.8	55.3	55.3	56	55.2	35,341
June 16, 2026	55.2	55.4	55.4	56	55.2	38,681
June 15, 2026	56	55.7	55.7	56.1	55.3	47,384
June 12, 2026	55.1	55.6	55.6	55.6	54.9	29,879
June 11, 2026	55.7	55.5	55.5	55.7	54.8	48,092
June 10, 2026	54.8	55.2	55.2	55.2	54.5	65,471
June 09, 2026	55.1	55.1	55.1	56	55.1	84,364
June 08, 2026	54.7	55.8	55.8	56.2	54.7	96,677
June 05, 2026	56.2	55.7	55.7	56.2	55.7	22,208
June 04, 2026	56	56.5	56.5	56.5	56	78,742
June 03, 2026	55.8	56	56	56	55.3	60,405
June 02, 2026	55.2	55.8	55.8	56	55.2	56,120
June 01, 2026	55.6	55.7	55.7	55.7	55.1	53,779
May 29, 2026	55.2	55.5	55.5	55.5	55.2	64,392
May 28, 2026	55.5	55.2	55.2	55.7	54.9	38,317