UMC
UNITED MICRO SP ADR (UMC)
NYSE
$26.20-$1.30 (-4.73%)
Price as of Jun 23, 2026 11:43 AM EDT
  • $69.0B
    Market Cap
  • 260.10%
    1-Year Change
  • Semiconductors
    Industry
  • 1 Month
    +50.93%
    Low Price$18.90
    High Price$27.50
  • 3 Months
    +201.54%
    Low Price$8.61
    High Price$27.50
  • 1 Year
    +260.10%
    Low Price$6.58
    High Price$27.50
Date
Open
High
Low
Close
Change (%)
Volume
06/22/2026
26.90
28.28
26.80
27.50
+14.20%
26,322,090
06/18/2026
23.63
24.17
23.10
24.08
+10.66%
26,913,268
06/17/2026
22.27
22.53
21.75
21.76
+0.65%
13,622,484
06/16/2026
22.46
22.68
21.59
21.62
-6.33%
16,464,141
06/15/2026
22.55
23.36
22.38
23.08
+6.70%
15,919,826
06/12/2026
20.80
21.78
20.61
21.63
+4.59%
16,400,361
06/11/2026
19.86
20.85
19.84
20.68
+9.42%
20,625,873
06/10/2026
19.03
19.71
18.80
18.90
-4.93%
20,239,040
06/09/2026
20.49
20.80
18.70
19.88
-0.60%
23,741,830
06/08/2026
20.29
20.58
19.65
20.00
+1.52%
16,800,528
06/05/2026
20.55
20.70
19.64
19.70
-5.24%
32,089,655
06/04/2026
20.22
20.98
19.91
20.79
-2.94%
17,539,721
06/03/2026
21.11
21.50
20.58
21.42
-4.63%
16,528,894
06/02/2026
22.34
22.51
21.87
22.46
-1.88%
15,033,144
06/01/2026
22.97
23.02
22.14
22.89
+3.20%
11,502,826
05/29/2026
22.64
22.84
21.99
22.18
-2.20%
14,650,528
05/28/2026
22.38
23.20
21.76
22.68
+2.07%
16,065,899
05/27/2026
23.66
23.69
21.68
22.22
+5.41%
27,433,620
05/26/2026
21.03
21.52
20.50
21.08
+15.70%
26,752,023
05/22/2026
18.08
18.30
17.98
18.22
-0.71%
10,045,470
05/21/2026
18.12
18.45
18.01
18.35
+4.50%
12,084,997
05/20/2026
17.31
17.61
17.12
17.56
-0.11%
13,552,694
05/19/2026
17.42
18.10
17.30
17.58
+2.69%
19,734,299
05/18/2026
17.60
17.75
16.88
17.12
-0.47%
20,560,249
05/15/2026
16.90
17.43
16.84
17.20
+0.41%
15,989,809
05/14/2026
16.86
17.32
16.00
17.13
+7.60%
17,559,755
05/13/2026
15.58
16.14
15.57
15.92
-0.87%
11,526,657
05/12/2026
16.17
16.30
15.50
16.06
+3.01%
19,760,232
05/11/2026
15.65
15.90
15.39
15.59
+1.10%
13,858,561
05/08/2026
14.52
15.45
14.43
15.42
+1.72%
14,785,162
05/07/2026
15.24
15.45
15.02
15.16
-0.46%
16,029,124
05/06/2026
15.29
15.45
14.70
15.23
+8.71%
30,100,122
05/05/2026
13.50
14.22
13.42
14.01
+7.94%
23,357,494
05/04/2026
13.17
13.37
12.89
12.98
-0.54%
9,248,235
05/01/2026
13.03
13.20
12.96
13.05
-0.08%
8,407,605
04/30/2026
12.45
13.13
12.45
13.06
+2.43%
15,475,555
04/29/2026
12.43
13.39
12.10
12.75
+9.35%
25,368,597
04/29/2026
$0.20 Earnings
04/28/2026
11.69
11.89
11.57
11.66
-0.26%
12,220,848
04/27/2026
11.58
11.79
11.46
11.69
-4.80%
12,884,420
04/24/2026
12.18
12.32
12.12
12.28
+2.33%
10,979,204
04/23/2026
11.97
12.10
11.82
12.00
-5.59%
10,655,422
04/22/2026
12.63
12.82
12.58
12.71
+3.08%
10,053,688
04/21/2026
12.18
12.44
12.05
12.33
-2.45%
13,170,646
04/20/2026
12.49
12.74
12.21
12.64
+8.40%
22,643,961
04/17/2026
11.85
11.86
11.41
11.66
+9.79%
20,922,392
04/16/2026
10.47
10.74
10.41
10.62
+6.73%
11,609,123
04/15/2026
9.91
9.96
9.80
9.95
+3.75%
7,029,255
04/14/2026
9.69
9.70
9.52
9.59
-1.13%
5,458,835
04/13/2026
9.53
9.72
9.46
9.70
-0.41%
7,030,873
04/10/2026
9.81
9.85
9.70
9.74
+2.20%
6,704,636
04/09/2026
9.37
9.54
9.37
9.53
+0.63%
7,804,446
04/08/2026
9.46
9.61
9.38
9.47
+1.72%
12,162,419
04/07/2026
9.09
9.31
8.98
9.31
+7.13%
16,941,432
04/06/2026
8.70
8.75
8.65
8.69
+0.23%
5,440,243
04/02/2026
8.29
8.69
8.29
8.67
-3.34%
7,662,975
04/01/2026
9.01
9.11
8.95
8.97
-0.11%
7,814,220
03/31/2026
8.92
9.04
8.75
8.98
+4.30%
10,412,400
03/30/2026
8.91
8.97
8.59
8.61
-2.93%
12,277,687
03/27/2026
9.02
9.05
8.87
8.87
-1.66%
8,178,037
03/26/2026
9.13
9.14
8.89
9.02
-3.11%
8,801,957
03/25/2026
9.39
9.40
9.26
9.31
+2.87%
6,822,851
03/24/2026
8.98
9.08
8.90
9.05
-0.44%
8,452,193
03/23/2026
9.11
9.26
9.06
9.09
-0.33%
7,752,661
03/20/2026
9.06
9.14
8.98
9.12
-1.51%
11,089,680
03/19/2026
9.00
9.31
8.99
9.26
-0.43%
6,562,925
03/18/2026
9.53
9.53
9.29
9.30
-2.31%
8,057,530
03/17/2026
9.49
9.57
9.46
9.52
+0.53%
4,437,819
03/16/2026
9.50
9.58
9.46
9.47
+2.16%
5,426,161
03/13/2026
9.44
9.51
9.23
9.27
-0.86%
5,228,106
03/12/2026
9.50
9.52
9.28
9.35
-3.61%
9,027,650
03/11/2026
9.73
9.90
9.70
9.70
+2.32%
5,925,192
03/10/2026
9.61
9.66
9.46
9.48
-2.57%
8,597,421
03/09/2026
9.39
9.75
9.36
9.73
+1.35%
14,962,556
03/06/2026
9.69
9.79
9.55
9.60
-1.54%
9,250,971
03/05/2026
9.85
9.98
9.55
9.75
-1.32%
7,233,414
03/04/2026
9.90
9.96
9.77
9.88
-0.20%
7,144,244
03/03/2026
9.87
10.01
9.81
9.90
-5.80%
13,527,383
03/02/2026
10.27
10.53
10.26
10.51
+0.67%
4,965,279
02/27/2026
10.26
10.46
10.18
10.44
+1.36%
4,661,947
02/26/2026
10.62
10.62
10.18
10.30
-2.37%
8,986,676
02/25/2026
10.50
10.64
10.43
10.55
-3.39%
6,630,768
02/24/2026
10.93
11.04
10.89
10.92
+4.80%
6,955,132
02/23/2026
10.40
10.53
10.33
10.42
+0.19%
6,005,860
02/20/2026
10.13
10.47
10.13
10.40
+2.67%
8,402,038
02/19/2026
10.23
10.24
10.07
10.13
-0.98%
3,988,069
02/18/2026
10.25
10.37
10.19
10.23
-0.39%
6,501,111
02/17/2026
10.27
10.33
10.15
10.27
-1.44%
6,634,317
02/13/2026
10.28
10.49
10.28
10.42
+1.26%
8,147,367
02/12/2026
10.44
10.44
10.18
10.29
-0.10%
9,376,690
02/11/2026
10.11
10.35
10.04
10.30
+3.94%
9,197,424
02/10/2026
10.00
10.07
9.90
9.91
-1.39%
7,082,727
02/09/2026
10.00
10.17
9.93
10.05
-0.10%
8,127,183
02/06/2026
10.06
10.20
9.99
10.06
+0.90%
14,596,470
02/05/2026
9.75
10.03
9.71
9.97
+0.20%
11,102,092
02/04/2026
10.02
10.12
9.78
9.95
+1.02%
14,215,543
02/03/2026
9.81
9.89
9.65
9.85
-1.89%
13,435,255
02/02/2026
9.77
10.10
9.69
10.04
-1.38%
10,522,972
01/30/2026
10.15
10.45
10.07
10.18
-3.78%
17,812,701
01/29/2026
10.71
10.79
10.37
10.58
-7.03%
14,392,662