ACM Research, Inc. (ACMR)
NASDAQ: ACMR · Real-Time Price · USD
78.64
+0.17 (0.22%)
At close: Aug 3, 2026, 4:00 PM EDT
81.08
+2.44 (3.10%)
Pre-market: Aug 4, 2026, 5:13 AM EDT
ACM Research Stock Price History
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Aug 3, 2026 | 74.83 | 79.53 | 74.00 | 78.64 | 78.64 | 0.22% | 925,541 |
| Jul 31, 2026 | 83.67 | 85.00 | 76.60 | 78.47 | 78.47 | -0.23% | 875,328 |
| Jul 30, 2026 | 72.84 | 78.97 | 69.89 | 78.65 | 78.65 | 20.44% | 1,585,191 |
| Jul 29, 2026 | 71.30 | 72.16 | 63.53 | 65.30 | 65.30 | -9.33% | 2,087,159 |
| Jul 28, 2026 | 75.10 | 75.95 | 69.83 | 72.02 | 72.02 | -9.94% | 1,365,772 |
| Jul 27, 2026 | 84.65 | 85.20 | 75.50 | 79.97 | 79.97 | -5.16% | 1,041,540 |
| Jul 24, 2026 | 88.22 | 88.22 | 82.73 | 84.32 | 84.32 | -4.64% | 579,199 |
| Jul 23, 2026 | 88.80 | 90.52 | 86.63 | 88.42 | 88.42 | -1.22% | 659,997 |
| Jul 22, 2026 | 91.18 | 94.51 | 89.35 | 89.51 | 89.51 | -6.05% | 696,193 |
| Jul 21, 2026 | 88.17 | 95.44 | 87.28 | 95.27 | 95.27 | 15.45% | 1,246,122 |
| Jul 20, 2026 | 85.57 | 86.66 | 82.47 | 82.52 | 82.52 | -1.67% | 727,612 |
| Jul 17, 2026 | 78.68 | 86.99 | 77.46 | 83.92 | 83.92 | -0.20% | 962,089 |
| Jul 16, 2026 | 86.69 | 89.58 | 83.01 | 84.09 | 84.09 | -8.56% | 1,218,819 |
| Jul 15, 2026 | 100.36 | 101.00 | 87.15 | 91.96 | 91.96 | -7.01% | 1,388,814 |
| Jul 14, 2026 | 100.80 | 101.29 | 93.95 | 98.90 | 98.90 | 5.12% | 636,738 |
| Jul 13, 2026 | 98.49 | 99.40 | 93.50 | 94.08 | 94.08 | -8.66% | 643,567 |
| Jul 10, 2026 | 100.00 | 105.24 | 96.51 | 103.00 | 103.00 | -2.87% | 879,446 |
| Jul 9, 2026 | 107.00 | 108.82 | 104.72 | 106.04 | 106.04 | 8.13% | 1,150,276 |
| Jul 8, 2026 | 94.66 | 98.57 | 93.53 | 98.07 | 98.07 | 3.60% | 1,060,141 |
| Jul 7, 2026 | 92.56 | 94.90 | 89.26 | 94.66 | 94.66 | -3.92% | 1,841,420 |
| Jul 6, 2026 | 102.00 | 106.39 | 97.26 | 98.52 | 98.52 | 0.77% | 1,508,297 |
| Jul 2, 2026 | 116.65 | 116.65 | 94.72 | 97.77 | 97.77 | -16.55% | 2,944,320 |
| Jul 1, 2026 | 117.52 | 123.61 | 114.37 | 117.16 | 117.16 | -7.67% | 1,876,992 |
| Jun 30, 2026 | 120.98 | 127.19 | 118.47 | 126.89 | 126.89 | 6.74% | 2,013,064 |
| Jun 29, 2026 | 112.06 | 120.70 | 110.10 | 118.88 | 118.88 | 13.76% | 2,505,433 |
| Jun 26, 2026 | 100.98 | 105.52 | 100.31 | 104.50 | 104.50 | -2.21% | 3,421,518 |
| Jun 25, 2026 | 107.17 | 108.87 | 98.45 | 106.86 | 106.86 | 5.18% | 1,752,029 |
| Jun 24, 2026 | 101.96 | 105.90 | 97.14 | 101.60 | 101.60 | 2.50% | 1,729,081 |
| Jun 23, 2026 | 94.05 | 100.88 | 93.13 | 99.12 | 99.12 | -3.93% | 1,768,682 |
| Jun 22, 2026 | 111.39 | 111.41 | 101.72 | 103.17 | 103.17 | -6.10% | 2,044,623 |
| Jun 18, 2026 | 102.27 | 110.18 | 100.06 | 109.87 | 109.87 | 14.22% | 2,986,972 |
| Jun 17, 2026 | 100.28 | 104.99 | 95.59 | 96.19 | 96.19 | 5.49% | 2,013,897 |
| Jun 16, 2026 | 96.35 | 99.97 | 90.71 | 91.18 | 91.18 | -4.23% | 1,363,992 |
| Jun 15, 2026 | 97.55 | 99.00 | 91.56 | 95.21 | 95.21 | 1.34% | 1,373,095 |
| Jun 12, 2026 | 92.49 | 99.45 | 90.84 | 93.95 | 93.95 | 2.45% | 2,246,171 |
| Jun 11, 2026 | 84.35 | 91.99 | 82.20 | 91.70 | 91.70 | 14.68% | 1,424,497 |
| Jun 10, 2026 | 81.10 | 85.20 | 76.81 | 79.96 | 79.96 | -1.68% | 1,160,962 |
| Jun 9, 2026 | 85.00 | 88.99 | 74.19 | 81.33 | 81.33 | 0.94% | 1,658,786 |
| Jun 8, 2026 | 83.83 | 83.83 | 78.85 | 80.57 | 80.57 | 5.61% | 1,392,272 |
| Jun 5, 2026 | 85.27 | 86.31 | 75.61 | 76.29 | 76.29 | -15.43% | 1,900,949 |
| Jun 4, 2026 | 85.60 | 91.56 | 83.60 | 90.21 | 90.21 | 1.51% | 1,667,343 |
| Jun 3, 2026 | 92.01 | 93.50 | 86.63 | 88.86 | 88.86 | -3.33% | 1,621,538 |
| Jun 2, 2026 | 84.69 | 92.13 | 83.23 | 91.92 | 91.92 | 12.03% | 1,595,544 |
| Jun 1, 2026 | 83.50 | 86.49 | 80.92 | 82.05 | 82.05 | -5.21% | 1,853,473 |
| May 29, 2026 | 92.80 | 94.21 | 86.07 | 86.56 | 86.56 | -6.78% | 2,251,620 |
| May 28, 2026 | 88.52 | 93.90 | 87.01 | 92.86 | 92.86 | 4.76% | 2,223,912 |
| May 27, 2026 | 86.46 | 89.78 | 83.37 | 88.64 | 88.64 | 2.52% | 2,297,847 |
| May 26, 2026 | 79.61 | 86.50 | 76.37 | 86.46 | 86.46 | 17.87% | 3,615,934 |
| May 22, 2026 | 72.29 | 76.36 | 69.76 | 73.35 | 73.35 | 2.46% | 1,832,728 |
| May 21, 2026 | 70.87 | 72.69 | 69.10 | 71.59 | 71.59 | -0.01% | 968,211 |