Sunonwealth Electric Machine Industry Co., Ltd. (2421.TW) TAI

Currency In TWD

2421.TW Historical Return

If you invested 1000 NT$ in Sunonwealth Electric Machine Industry Co., Ltd. (2421.TW) 10 years ago, it would be worth 9,845.43 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 3,750.64 NT$, while 1000 NT$ invested 1 year ago would be worth 1,485.8 NT$. This corresponds to total returns of 884.54%, 275.06%, 48.58%, respectively, with annualized returns of 25.68%, 30.24%, 48.58%.

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

2421.TW Historical Data

Date Range:

Date	Open	Close	Adj Close	High	Low	Volume
June 22, 2026	147.5	150	150	150.5	145.5	4.13M
June 18, 2026	145	145	145	146	144	2.09M
June 17, 2026	141.5	144.5	144.5	146	140.5	1.97M
June 16, 2026	145	142.5	142.5	145.5	142	2.28M
June 15, 2026	147	143	143	147	143	2.25M
June 12, 2026	146.5	144	144	148	143.5	3M
June 11, 2026	144	142	142	146.5	139	4.21M
June 10, 2026	152	145	145	155	145	6.92M
June 09, 2026	157	160	160	162.5	149.5	7.79M
June 08, 2026	147	157	157	158	147	4.54M
June 05, 2026	168	161.5	161.5	170	161	5.36M
June 04, 2026	167	168.5	168.5	178	166.5	11.2M
June 03, 2026	165.5	167.5	167.5	168.5	163	6.65M
June 02, 2026	166	164.5	164.5	171	162.5	8.57M
June 01, 2026	161	165	165	166	159.5	7.78M
May 29, 2026	157.5	159	159	160.5	155.5	4.79M
May 28, 2026	162.5	156.5	156.5	164.5	152	7.6M
May 27, 2026	166	162	162	166	159	7.13M
May 26, 2026	164	165	165	166.5	160	11.07M
May 25, 2026	163	162.5	162.5	166	158.5	15.5M
May 22, 2026	154.5	158.5	158.5	163.5	153.5	16.28M
May 21, 2026	146	152	152	153	145	8.69M
May 20, 2026	147	143	143	148	142	4.67M
May 19, 2026	140.5	145	145	146	139.5	4.27M
May 18, 2026	138	140.5	140.5	141.5	135	2.8M
May 15, 2026	146	140	140	147	140	4.17M
May 14, 2026	146	145.5	145.5	147.5	143.5	5.03M
May 13, 2026	146.5	146.5	146.5	148	143.5	6.05M
May 12, 2026	152.5	149	149	152.5	146	4.86M
May 11, 2026	146	151	151	151.5	143	6.54M
May 08, 2026	149.5	149	149	159	148	14.24M
May 07, 2026	149	149.5	149.5	151.5	145.5	6.11M
May 06, 2026	150	148	148	150.5	145	5.07M
May 05, 2026	152	149.5	149.5	152.5	148.5	7.48M
May 04, 2026	148	150	150	151	145	4.85M
April 30, 2026	149	145	145	149	145	3.5M
April 29, 2026	143	146.5	146.5	147.5	142.5	3.59M
April 28, 2026	143.5	143	143	145	142.5	1.93M
April 27, 2026	147	142.5	142.5	147	141	2.85M
April 24, 2026	143	145.5	145.5	148.5	141	5.19M
April 23, 2026	149	141.5	141.5	149.5	138	6.13M
April 22, 2026	148	147	147	152.5	146	10.49M
April 21, 2026	148.5	146	146	149.5	145	4.26M
April 20, 2026	147	146	146	147	144.5	3.37M
April 17, 2026	147.5	146.5	146.5	148	145	4.34M
April 16, 2026	142.5	147	147	149	141	8.3M
April 15, 2026	143.5	141	141	144	138.5	4.54M
April 14, 2026	141.5	141.5	141.5	143	140.5	3.76M
April 13, 2026	141	140	140	141	137	3.49M
April 10, 2026	139.5	141	141	141	136.5	4.29M
April 09, 2026	132	136.5	136.5	138	131.5	6.11M
April 08, 2026	130.5	131.5	131.5	134	129	7.72M
April 07, 2026	125	125	125	125.5	122.5	4.07M
April 02, 2026	128	122.5	122.5	129.5	122.5	3.65M
April 01, 2026	127	128	128	129.5	126	2.43M
March 31, 2026	129.5	123	123	130	123	5.31M
March 30, 2026	130.5	131	131	133	129	2.72M
March 27, 2026	134	134.5	134.5	135.5	131.5	4.23M
March 26, 2026	141	136	136	145	136	6.78M
March 25, 2026	134	139.5	139.5	141.5	133	5.36M