Historical Stock Price
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ACM Research (ACMR) has the following price history information. Looking back at ACMR historical stock prices for the last five trading days, on May 04, 2026, ACMR opened at $52.23, traded as high as $52.52 and as low as $49.47, and closed at $51.23. Trading volume was a total of 759.90K shares. On May 05, 2026, ACMR opened at $53.44, traded as high as $54.78 and as low as $52.38, and closed at $52.80. Trading volume was a total of 1.05M shares. On May 06, 2026, ACMR opened at $54.11, traded as high as $55.54 and as low as $52.50, and closed at $55.38. Trading volume was a total of 1.47M shares. On May 07, 2026, ACMR opened at $53.00, traded as high as $63.95 and as low as $52.50, and closed at $59.20. Trading volume was a total of 2.98M shares. On May 08, 2026, ACMR opened at $60.09, traded as high as $61.60 and as low as $57.28, and closed at $59.85. Trading volume was a total of 1.16M shares.
ACMR Historical Stock Prices By Date:
Below, we examine the compound annual growth rate — CAGR for short — of an investment into ACM Research shares, starting with a $10,000 purchase of ACMR, and working forward through the historical stock price information to today.
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Growth of $10,000.00 Without Dividends Reinvested |
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| Start date: | 11/06/2017 | |
| End date: | 05/08/2026 | |
| Start price/share: | $1.87 | |
| End price/share: | $59.85 | |
| Dividends collected/share: | $0.00 | |
| Total return: | 3,100.53% | |
| Average Annual Total Return: | 50.31% | |
| Starting investment: | $10,000.00 | |
| Ending investment: | $319,981.07 | |
| Years: | 8.50 | |
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| ACMR Historical Price Range | |||||
| Date | Open | High | Low | Close | Volume |
| 05/04/2026 | $52.23 | $52.52 | $49.47 | $51.23 | 759.90K |
| 05/05/2026 | $53.44 | $54.78 | $52.38 | $52.80 | 1.05M |
| 05/06/2026 | $54.11 | $55.54 | $52.50 | $55.38 | 1.47M |
| 05/07/2026 | $53.00 | $63.95 | $52.50 | $59.20 | 2.98M |
| 05/08/2026 | $60.09 | $61.60 | $57.28 | $59.85 | 1.16M |
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| About ACM Research |
| ACM Research, Inc. develops, manufactures and sells semiconductor process equipment for single-wafer or batch wet cleaning, electroplating, polishing and thermal processes that are critical to advanced semiconductor device manufacturing, as well as wafer-level packaging. Co. offers two principal models of wet wafer cleaning equipment based on its Space Alternated Phase Shift (SAPS) technology, Ultra C SAPS II and Ultra C SAPS V. It has also developed Timely Energized Bubble Oscillation (TEBO) technology for application in wet wafer cleaning during the fabrication of 2D and 3D wafers with fine feature sizes. |
| ACMR Historical Closing Prices | |
| Date | Close |
| 05/04/2026 | $51.23 |
| 05/05/2026 | $52.80 |
| 05/06/2026 | $55.38 |
| 05/07/2026 | $59.20 |
| 05/08/2026 | $59.85 |
| Industrials Historical Prices |
| ACMR is categorized under the Industrials sector; below are some other companies in the same sector:
ACPW Historical Stock Prices Also explore: ACMR shares outstanding history
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