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United Microelectronics Corporation (UMC)
NYSE: UMC · Real-Time Price · USD
24.54
-1.17 (-4.55%)
At close: Jul 2, 2026, 4:00 PM EDT
24.64
+0.10 (0.40%)
After-hours: Jul 2, 2026, 7:58 PM EDT

United Microelectronics Stock Price History

Historical Data

DateOpenHighLowCloseAdj. CloseChangeVolume
Jul 2, 202626.0626.2924.1524.5424.54-4.55%20,258,624
Jul 1, 202626.3926.6625.6825.7125.71-5.51%18,722,581
Jun 30, 202626.3327.2726.1427.2127.211.38%13,592,359
Jun 29, 202625.7026.8624.8226.8426.844.93%11,849,044
Jun 26, 202625.4826.0924.8725.5825.58-7.75%18,770,819
Jun 25, 202628.2428.9627.3427.7327.73-1.00%20,917,859
Jun 24, 202626.4028.6626.4028.0128.016.91%23,757,322
Jun 23, 202625.9226.7025.8826.2026.20-4.73%25,485,600
Jun 22, 202626.9028.2826.8027.5027.5014.20%26,221,765
Jun 18, 202623.6324.1723.1024.0824.0810.66%26,076,607
Jun 17, 202622.2722.5321.7521.7621.760.65%13,544,957
Jun 16, 202622.4622.6821.5921.6221.62-6.33%15,832,373
Jun 15, 202622.5523.3622.3823.0823.086.70%15,896,738
Jun 12, 202620.8021.7820.6121.6321.634.59%14,494,235
Jun 11, 202619.8620.8519.8420.6820.689.42%20,591,997
Jun 10, 202619.0319.7118.8018.9018.90-4.93%20,213,198
Jun 9, 202620.4920.8018.7019.8819.88-0.60%23,726,732
Jun 8, 202620.2920.5819.6520.0020.001.52%16,518,499
Jun 5, 202620.5520.7019.6419.7019.70-5.24%31,748,362
Jun 4, 202620.2220.9819.9120.7920.79-2.94%16,136,748
Jun 3, 202621.1121.5020.5821.4221.42-4.63%15,645,736
Jun 2, 202622.3422.5121.8722.4622.46-1.88%14,968,290
Jun 1, 202622.9723.0222.1422.8922.893.20%11,470,032
May 29, 202622.6422.8421.9922.1822.18-2.20%14,540,736
May 28, 202622.3823.2021.7622.6822.682.07%15,902,673
May 27, 202623.6623.6921.6822.2222.225.41%27,189,879
May 26, 202621.0321.5220.5021.0821.0815.70%26,696,425
May 22, 202618.0818.3017.9818.2218.22-0.71%10,036,396
May 21, 202618.1218.4518.0118.3518.354.50%12,092,544
May 20, 202617.3117.6117.1217.5617.56-0.11%13,536,304
May 19, 202617.4218.1017.3017.5817.582.69%19,691,237
May 18, 202617.6017.7516.8817.1217.12-0.47%20,516,986
May 15, 202616.9017.4316.8417.2017.200.41%15,922,842
May 14, 202616.8617.3216.0017.1317.137.60%17,559,755
May 13, 202615.5816.1415.5715.9215.92-0.87%11,526,657
May 12, 202616.1716.3015.5016.0616.063.01%19,760,232
May 11, 202615.6515.9015.3915.5915.591.10%13,858,566
May 8, 202614.5215.4514.4315.4215.421.72%14,785,162
May 7, 202615.2415.4515.0215.1615.16-0.46%16,029,124
May 6, 202615.2915.4514.7015.2315.238.71%30,100,122
May 5, 202613.5014.2213.4214.0114.017.94%23,357,494
May 4, 202613.1713.3712.8912.9812.98-0.54%9,248,335
May 1, 202613.0313.2012.9613.0513.05-0.08%8,407,605
Apr 30, 202612.4513.1312.4513.0613.062.43%15,475,555
Apr 29, 202612.4313.3912.1012.7512.759.35%25,368,597
Apr 28, 202611.6911.8911.5711.6611.66-0.26%12,220,848
Apr 27, 202611.5811.7911.4611.6911.69-4.80%12,884,420
Apr 24, 202612.1812.3212.1212.2812.282.33%10,979,204
Apr 23, 202611.9712.1011.8212.0012.00-5.59%10,655,422
Apr 22, 202612.6312.8212.5812.7112.713.08%10,053,688