United Microelectronics Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
Mar 19, 2026	9.00	9.31	8.99	9.26	9.26	-0.43%	6,551,584
Mar 18, 2026	9.53	9.53	9.29	9.30	9.30	-2.31%	5,657,019
Mar 17, 2026	9.49	9.57	9.46	9.52	9.52	0.53%	4,436,452
Mar 16, 2026	9.50	9.58	9.46	9.47	9.47	2.16%	5,421,249
Mar 13, 2026	9.44	9.51	9.23	9.27	9.27	-0.86%	5,227,481
Mar 12, 2026	9.50	9.52	9.28	9.35	9.35	-3.61%	9,025,741
Mar 11, 2026	9.73	9.90	9.70	9.70	9.70	2.32%	5,921,351
Mar 10, 2026	9.61	9.66	9.46	9.48	9.48	-2.57%	8,594,559
Mar 9, 2026	9.39	9.75	9.36	9.73	9.73	1.35%	14,960,947
Mar 6, 2026	9.69	9.79	9.55	9.60	9.60	-1.54%	9,248,766
Mar 5, 2026	9.85	9.98	9.55	9.75	9.75	-1.32%	7,232,071
Mar 4, 2026	9.90	9.96	9.77	9.88	9.88	-0.20%	7,141,683
Mar 3, 2026	9.87	10.01	9.81	9.90	9.90	-5.80%	13,520,632
Mar 2, 2026	10.27	10.53	10.26	10.51	10.51	0.67%	4,957,116
Feb 27, 2026	10.26	10.46	10.18	10.44	10.44	1.36%	4,661,179
Feb 26, 2026	10.62	10.62	10.18	10.30	10.30	-2.37%	8,985,821
Feb 25, 2026	10.50	10.64	10.43	10.55	10.55	-3.39%	6,606,816
Feb 24, 2026	10.93	11.04	10.89	10.92	10.92	4.80%	6,885,552
Feb 23, 2026	10.40	10.53	10.33	10.42	10.42	0.19%	6,005,046
Feb 20, 2026	10.13	10.47	10.13	10.40	10.40	2.67%	8,401,228
Feb 19, 2026	10.23	10.24	10.07	10.13	10.13	-0.98%	3,987,316
Feb 18, 2026	10.25	10.37	10.19	10.23	10.23	-0.39%	6,496,129
Feb 17, 2026	10.27	10.33	10.15	10.27	10.27	-1.44%	6,632,614
Feb 13, 2026	10.28	10.49	10.28	10.42	10.42	1.26%	8,146,551
Feb 12, 2026	10.44	10.44	10.18	10.29	10.29	-0.10%	9,369,875
Feb 11, 2026	10.11	10.35	10.04	10.30	10.30	3.94%	9,188,234
Feb 10, 2026	10.00	10.07	9.90	9.91	9.91	-1.39%	7,075,230
Feb 9, 2026	10.00	10.17	9.93	10.05	10.05	-0.10%	8,110,907
Feb 6, 2026	10.06	10.20	9.99	10.06	10.06	0.90%	14,591,922
Feb 5, 2026	9.75	10.03	9.71	9.97	9.97	0.20%	8,576,632
Feb 4, 2026	10.02	10.12	9.78	9.95	9.95	1.02%	14,190,748
Feb 3, 2026	9.81	9.89	9.65	9.85	9.85	-1.89%	13,426,604
Feb 2, 2026	9.77	10.10	9.69	10.04	10.04	-1.38%	9,866,472
Jan 30, 2026	10.15	10.45	10.07	10.18	10.18	-3.78%	16,668,181
Jan 29, 2026	10.71	10.79	10.37	10.58	10.58	-7.03%	14,363,427
Jan 28, 2026	11.46	11.86	11.23	11.38	11.38	-8.81%	23,981,555
Jan 27, 2026	12.52	12.68	12.22	12.48	12.48	10.15%	26,873,044
Jan 26, 2026	11.20	11.42	11.13	11.33	11.33	7.50%	19,376,919
Jan 23, 2026	10.30	10.56	10.26	10.54	10.54	-3.30%	12,715,164
Jan 22, 2026	10.83	10.94	10.78	10.90	10.90	-2.07%	8,560,660
Jan 21, 2026	10.85	11.20	10.85	11.13	11.13	3.25%	19,399,322
Jan 20, 2026	10.60	10.93	10.56	10.78	10.78	15.91%	24,379,946
Jan 16, 2026	9.26	9.37	9.15	9.30	9.30	6.04%	14,238,273
Jan 15, 2026	8.87	8.94	8.76	8.77	8.77	-0.23%	8,110,638
Jan 14, 2026	8.58	8.80	8.52	8.79	8.79	1.50%	10,692,002
Jan 13, 2026	8.80	8.82	8.64	8.66	8.66	-2.15%	7,584,401
Jan 12, 2026	8.76	8.89	8.76	8.85	8.85	0.68%	6,414,634
Jan 9, 2026	8.81	8.86	8.66	8.79	8.79	2.81%	8,889,947
Jan 8, 2026	8.56	8.72	8.47	8.55	8.55	-4.26%	11,426,830
Jan 7, 2026	8.91	9.11	8.78	8.93	8.93	9.98%	21,000,067