ACMR
ACM RESEARCH-A (ACMR)
NASDAQ
$79.03-$0.38 (-0.48%)
Price as of Aug 21, 2026 7:30 PM EDT
  • $5.1B
    Market Cap
  • 160.10%
    1-Year Change
  • Semiconductor Equipment & Materials
    Industry
  • 1 Month
    -16.65%
    Low Price$65.30
    High Price$88.42
  • 3 Months
    +10.92%
    Low Price$65.30
    High Price$126.89
  • 1 Year
    +160.10%
    Low Price$26.83
    High Price$126.89
Date
Open
High
Low
Close
Change (%)
Volume
08/21/2026
79.61
80.20
76.10
79.41
+1.13%
546,938
08/20/2026
77.10
78.72
75.45
78.52
+1.20%
811,223
08/19/2026
85.00
85.04
77.26
77.59
-8.04%
1,111,757
08/18/2026
80.80
84.99
78.04
84.37
-1.48%
2,461,438
08/17/2026
81.35
85.95
79.54
85.64
+6.49%
1,082,906
08/14/2026
80.20
82.09
77.81
80.42
-0.95%
557,655
08/13/2026
80.24
84.15
80.24
81.19
-0.09%
465,844
08/12/2026
84.37
85.10
81.22
81.26
+1.68%
593,739
08/11/2026
80.53
81.59
78.49
79.92
+0.64%
619,787
08/10/2026
87.30
88.81
79.33
79.41
-5.24%
1,303,351
08/07/2026
92.55
92.55
78.73
83.80
+6.10%
1,427,156
08/07/2026
$0.61 Earnings
08/06/2026
77.67
81.19
75.90
78.98
-1.15%
1,053,009
08/05/2026
81.07
84.28
79.34
79.90
-3.16%
613,138
08/04/2026
83.47
84.33
80.25
82.51
+4.92%
719,549
08/03/2026
74.83
79.53
74.00
78.64
+0.22%
927,247
07/31/2026
83.67
85.00
76.60
78.47
-0.23%
897,223
07/30/2026
72.84
78.97
69.89
78.65
+20.44%
1,590,540
07/29/2026
71.30
72.16
63.53
65.30
-9.33%
2,095,782
07/28/2026
75.10
75.95
69.83
72.02
-9.94%
1,374,371
07/27/2026
84.65
85.20
75.50
79.97
-5.16%
1,041,889
07/24/2026
88.22
88.22
82.73
84.32
-4.64%
581,035
07/23/2026
88.80
90.52
86.63
88.42
-1.22%
662,440
07/22/2026
91.18
94.51
89.35
89.51
-6.05%
702,164
07/21/2026
88.17
95.44
87.28
95.27
+15.45%
1,271,530
07/20/2026
85.57
86.66
82.47
82.52
-1.67%
728,449
07/17/2026
78.68
86.99
77.46
83.92
-0.20%
964,296
07/16/2026
86.69
89.58
83.01
84.09
-8.56%
1,232,050
07/15/2026
100.36
101.00
87.15
91.96
-7.01%
1,389,793
07/14/2026
100.80
101.29
93.95
98.90
+5.12%
660,653
07/13/2026
98.49
99.40
93.50
94.08
-8.66%
674,101
07/10/2026
100.00
105.24
96.51
103.00
-2.87%
915,350
07/09/2026
107.00
108.82
104.72
106.04
+8.13%
1,168,184
07/08/2026
94.66
98.57
93.53
98.07
+3.60%
1,068,664
07/07/2026
92.56
94.90
89.26
94.66
-3.92%
1,841,420
07/06/2026
102.00
106.39
97.26
98.52
+0.77%
1,508,299
07/02/2026
116.65
116.65
94.72
97.77
-16.55%
2,944,393
07/01/2026
117.52
123.61
114.37
117.16
-7.67%
1,876,992
06/30/2026
120.98
127.19
118.47
126.89
+6.74%
2,013,065
06/29/2026
112.06
120.70
110.10
118.88
+13.76%
2,505,435
06/26/2026
100.98
105.52
100.31
104.50
-2.21%
3,421,519
06/25/2026
107.17
108.87
98.45
106.86
+5.18%
1,751,981
06/24/2026
101.96
105.90
97.14
101.60
+2.50%
1,729,083
06/23/2026
94.05
100.88
93.13
99.12
-3.93%
1,768,683
06/22/2026
111.39
111.41
101.72
103.17
-6.10%
2,044,622
06/18/2026
102.27
110.18
100.06
109.87
+14.22%
2,986,973
06/17/2026
100.28
104.99
95.59
96.19
+5.49%
2,013,898
06/16/2026
96.35
99.97
90.71
91.18
-4.23%
1,363,992
06/15/2026
97.55
99.00
91.56
95.21
+1.34%
1,373,097
06/12/2026
92.49
99.45
90.84
93.95
+2.45%
2,246,057
06/11/2026
84.35
91.99
82.20
91.70
+14.68%
1,424,499
06/10/2026
81.10
85.20
76.81
79.96
-1.68%
1,160,962
06/09/2026
85.00
88.99
74.19
81.33
+0.94%
1,658,788
06/08/2026
83.83
83.83
78.85
80.57
+5.61%
1,392,275
06/05/2026
85.27
86.31
75.61
76.29
-15.43%
1,900,950
06/04/2026
85.60
91.56
83.60
90.21
+1.51%
1,667,344
06/03/2026
92.01
93.50
86.63
88.86
-3.33%
1,621,165
06/02/2026
84.69
92.13
83.23
91.92
+12.03%
1,599,526
06/01/2026
83.50
86.49
80.92
82.05
-5.21%
1,853,474
05/29/2026
92.80
94.21
86.07
86.56
-6.78%
2,251,686
05/28/2026
88.52
93.90
87.01
92.86
+4.76%
2,223,914
05/27/2026
86.46
89.78
83.37
88.64
+2.52%
2,297,823
05/26/2026
79.61
86.50
76.37
86.46
+17.87%
3,615,932
05/22/2026
72.29
76.36
69.76
73.35
+2.46%
1,832,729
05/21/2026
70.87
72.69
69.10
71.59
-0.01%
942,648
05/20/2026
69.35
71.65
66.85
71.60
+7.75%
1,591,811
05/19/2026
63.70
68.77
63.44
66.45
+5.06%
1,760,929
05/18/2026
65.68
67.00
61.05
63.25
-0.66%
1,209,093
05/15/2026
60.78
65.29
59.25
63.67
+0.76%
2,731,187
05/14/2026
64.82
65.28
62.60
63.19
-2.41%
2,206,319
05/13/2026
63.00
67.66
60.20
64.75
+2.79%
3,474,907
05/12/2026
61.59
63.80
59.35
62.99
-2.60%
2,205,541
05/11/2026
61.48
65.98
60.62
64.67
+8.05%
2,013,459
05/08/2026
60.09
61.60
57.28
59.85
+1.10%
1,160,155
05/07/2026
53.00
63.95
52.50
59.20
+6.90%
2,981,158
05/07/2026
$0.34 Earnings
05/06/2026
54.11
55.54
52.50
55.38
+4.89%
1,471,470
05/05/2026
53.44
54.78
52.38
52.80
+3.06%
1,051,069
05/04/2026
52.23
52.52
49.47
51.23
-1.76%
759,862
05/01/2026
51.38
52.90
50.46
52.15
+0.89%
870,197
04/30/2026
49.75
52.39
48.87
51.69
+6.25%
877,840
04/29/2026
50.90
50.98
47.73
48.65
-1.78%
836,743
04/28/2026
51.25
51.61
47.76
49.53
-6.95%
1,071,531
04/27/2026
54.92
56.30
51.88
53.23
-5.12%
1,259,975
04/24/2026
55.80
57.27
54.87
56.10
+3.91%
828,678
04/23/2026
54.95
56.60
53.12
53.99
-0.99%
930,974
04/22/2026
52.50
54.59
52.20
54.53
+6.48%
1,319,756
04/21/2026
50.60
52.37
50.60
51.21
+3.06%
1,031,118
04/20/2026
49.91
50.80
47.50
49.69
-1.82%
1,369,361
04/17/2026
49.79
52.91
49.65
50.61
+5.68%
2,154,773
04/16/2026
49.70
49.79
46.79
47.89
-3.82%
1,116,971
04/15/2026
50.19
50.49
47.67
49.79
-1.89%
749,462
04/14/2026
50.46
51.44
49.60
50.75
+2.28%
703,814
04/13/2026
47.79
50.32
47.32
49.62
+3.22%
886,273
04/10/2026
47.76
48.90
47.13
48.07
+2.34%
859,851
04/09/2026
46.14
47.21
46.00
46.97
+1.80%
858,859
04/08/2026
47.09
47.50
44.92
46.14
+10.09%
1,362,436
04/07/2026
40.91
42.20
40.57
41.91
+0.58%
638,385
04/06/2026
41.12
41.87
40.59
41.67
+2.79%
796,089
04/02/2026
38.03
41.78
37.92
40.54
+0.20%
777,515