UMC
UNITED MICRO SP ADR (UMC)
NYSE
$19.05+$0.02 (+0.11%)
Price as of Jul 31, 2026 7:54 PM EDT
  • $47.8B
    Market Cap
  • 184.36%
    1-Year Change
  • Semiconductors
    Industry
  • 1 Month
    -28.83%
    Low Price$17.11
    High Price$25.38
  • 3 Months
    +48.28%
    Low Price$12.76
    High Price$27.53
  • 1 Year
    +184.36%
    Low Price$6.47
    High Price$27.53
Date
Open
High
Low
Close
Change (%)
Volume
07/31/2026
19.78
20.08
18.82
19.03
+0.48%
16,737,813
07/30/2026
17.53
19.02
17.53
18.94
+10.70%
24,762,883
07/29/2026
17.05
18.13
16.96
17.11
-1.44%
24,694,825
07/29/2026
$0.54 Earnings
07/28/2026
16.90
17.70
16.54
17.36
-9.01%
26,551,441
07/27/2026
20.03
20.15
18.57
19.08
-2.05%
15,479,947
07/24/2026
19.84
20.08
18.97
19.48
-6.66%
16,398,884
07/23/2026
20.72
21.11
20.44
20.87
-1.97%
9,189,498
07/22/2026
21.00
21.60
20.99
21.29
+0.47%
7,356,183
07/21/2026
21.51
21.51
20.89
21.19
+4.38%
17,368,065
07/20/2026
20.69
21.23
20.27
20.30
-4.47%
15,355,866
07/17/2026
20.55
21.74
20.16
21.25
-4.67%
20,772,468
07/16/2026
22.73
23.20
22.06
22.29
-10.55%
20,901,632
07/15/2026
25.60
25.80
24.21
24.92
+4.53%
15,708,301
07/14/2026
24.17
24.40
23.57
23.84
+1.62%
13,175,609
07/13/2026
23.56
23.73
23.01
23.46
-3.62%
21,656,681
07/10/2026
24.39
24.63
23.77
24.34
-2.09%
6,715,365
07/09/2026
25.02
25.49
24.65
24.86
+0.53%
12,178,747
07/08/2026
24.41
25.04
24.04
24.73
+5.60%
17,212,379
07/08/2026
$0.41 Dividend
07/07/2026
23.68
24.05
22.94
23.42
-7.74%
27,255,761
07/06/2026
25.26
26.32
25.15
25.38
+5.26%
13,180,631
07/02/2026
25.61
25.84
23.73
24.12
-4.55%
21,014,028
07/01/2026
25.93
26.20
25.24
25.27
-5.51%
19,750,319
06/30/2026
25.87
26.80
25.69
26.74
+1.38%
14,475,715
06/29/2026
25.26
26.40
24.39
26.38
+4.93%
11,871,299
06/26/2026
25.04
25.64
24.44
25.14
-7.75%
19,297,927
06/25/2026
27.75
28.46
26.86
27.25
-1.00%
20,957,135
06/24/2026
25.94
28.16
25.94
27.53
+6.91%
24,355,437
06/23/2026
25.47
26.24
25.43
25.75
-4.73%
25,943,373
06/22/2026
26.43
27.79
26.34
27.02
+14.20%
26,322,090
06/18/2026
23.22
23.75
22.70
23.66
+10.66%
26,913,268
06/17/2026
21.88
22.14
21.37
21.38
+0.65%
13,622,484
06/16/2026
22.07
22.29
21.22
21.25
-6.33%
16,464,141
06/15/2026
22.16
22.96
21.99
22.68
+6.70%
15,919,826
06/12/2026
20.44
21.40
20.25
21.26
+4.59%
16,400,361
06/11/2026
19.52
20.48
19.50
20.32
+9.42%
20,625,873
06/10/2026
18.70
19.37
18.47
18.57
-4.93%
20,239,040
06/09/2026
20.14
20.44
18.37
19.54
-0.60%
23,741,830
06/08/2026
19.94
20.22
19.31
19.65
+1.52%
16,800,528
06/05/2026
20.19
20.34
19.30
19.36
-5.24%
32,089,655
06/04/2026
19.87
20.61
19.57
20.43
-2.94%
17,539,721
06/03/2026
20.74
21.13
20.22
21.05
-4.63%
16,528,894
06/02/2026
21.95
22.12
21.49
22.07
-1.88%
15,033,144
06/01/2026
22.57
22.62
21.75
22.49
+3.20%
11,502,826
05/29/2026
22.25
22.44
21.60
21.80
-2.20%
14,650,528
05/28/2026
21.99
22.80
21.38
22.29
+2.07%
16,065,899
05/27/2026
23.25
23.28
21.31
21.84
+5.41%
27,433,620
05/26/2026
20.67
21.14
20.15
20.72
+15.70%
26,752,023
05/22/2026
17.77
17.98
17.67
17.90
-0.71%
10,045,470
05/21/2026
17.81
18.13
17.70
18.03
+4.50%
12,084,997
05/20/2026
17.01
17.31
16.82
17.26
-0.11%
13,552,694
05/19/2026
17.12
17.79
17.00
17.28
+2.69%
19,734,299
05/18/2026
17.30
17.44
16.58
16.82
-0.47%
20,560,249
05/15/2026
16.61
17.13
16.54
16.90
+0.41%
15,989,809
05/14/2026
16.57
17.02
15.72
16.83
+7.60%
17,559,755
05/13/2026
15.31
15.86
15.30
15.64
-0.87%
11,526,657
05/12/2026
15.89
16.02
15.23
15.78
+3.01%
19,760,232
05/11/2026
15.38
15.62
15.12
15.32
+1.10%
13,858,561
05/08/2026
14.27
15.18
14.18
15.15
+1.72%
14,785,162
05/07/2026
14.98
15.18
14.76
14.90
-0.46%
16,029,124
05/06/2026
15.03
15.18
14.45
14.97
+8.71%
30,100,122
05/05/2026
13.27
13.97
13.19
13.77
+7.94%
23,357,494
05/04/2026
12.94
13.14
12.66
12.76
-0.54%
9,248,235
05/01/2026
12.80
12.97
12.74
12.82
-0.08%
8,407,605
04/30/2026
12.23
12.90
12.23
12.83
+2.43%
15,475,555
04/29/2026
12.22
13.16
11.89
12.53
+9.35%
25,368,597
04/29/2026
$0.20 Earnings
04/28/2026
11.48
11.68
11.37
11.46
-0.26%
12,220,848
04/27/2026
11.38
11.59
11.26
11.49
-4.80%
12,884,420
04/24/2026
11.97
12.11
11.91
12.07
+2.33%
10,979,204
04/23/2026
11.76
11.89
11.62
11.79
-5.59%
10,655,422
04/22/2026
12.41
12.60
12.36
12.49
+3.08%
10,053,688
04/21/2026
11.97
12.22
11.84
12.12
-2.45%
13,170,646
04/20/2026
12.27
12.52
11.99
12.42
+8.40%
22,643,961
04/17/2026
11.65
11.65
11.21
11.46
+9.79%
20,922,392
04/16/2026
10.29
10.55
10.23
10.44
+6.73%
11,609,123
04/15/2026
9.74
9.79
9.63
9.78
+3.75%
7,029,255
04/14/2026
9.52
9.53
9.36
9.42
-1.13%
5,458,835
04/13/2026
9.37
9.55
9.30
9.53
-0.41%
7,030,873
04/10/2026
9.64
9.68
9.53
9.57
+2.20%
6,704,636
04/09/2026
9.21
9.37
9.21
9.37
+0.63%
7,804,446
04/08/2026
9.30
9.44
9.21
9.31
+1.72%
12,162,419
04/07/2026
8.93
9.15
8.82
9.15
+7.13%
16,941,432
04/06/2026
8.55
8.60
8.50
8.54
+0.23%
5,440,243
04/02/2026
8.15
8.53
8.15
8.52
-3.34%
7,662,975
04/01/2026
8.85
8.95
8.79
8.81
-0.11%
7,814,220
03/31/2026
8.77
8.88
8.60
8.82
+4.30%
10,412,400
03/30/2026
8.76
8.81
8.44
8.46
-2.93%
12,277,687
03/27/2026
8.86
8.89
8.71
8.72
-1.66%
8,178,037
03/26/2026
8.97
8.98
8.74
8.86
-3.11%
8,801,957
03/25/2026
9.23
9.24
9.10
9.15
+2.87%
6,822,851
03/24/2026
8.82
8.92
8.74
8.89
-0.44%
8,452,193
03/23/2026
8.95
9.10
8.90
8.93
-0.33%
7,752,661
03/20/2026
8.90
8.98
8.82
8.96
-1.51%
11,089,680
03/19/2026
8.84
9.14
8.83
9.10
-0.43%
6,562,925
03/18/2026
9.37
9.37
9.13
9.14
-2.31%
8,057,530
03/17/2026
9.33
9.40
9.30
9.36
+0.53%
4,437,819
03/16/2026
9.34
9.41
9.29
9.31
+2.16%
5,426,161
03/13/2026
9.28
9.35
9.07
9.11
-0.86%
5,228,106