Daily trading records
ACM Research Stock Price on August 31, 2026
Direct answer
ACM Research closed at $72.82 on August 31, 2026.
The open was $74.97, the high was $75.95 and the low was $71.95.
Volume was 861,596. The change from the prior close was -$1.60 (-2.15%).
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Review ACM Research's price trend and period performance.
The chart connects verified session closes from June 4, 2026 through August 31, 2026.
Period performance is calculated from verified trading sessions.
5-session performance
-5.85%
From the August 24, 2026 close of $77.345 to $72.82 on August 31, 2026.
20-session performance
-7.40%
From the August 3, 2026 close of $78.64 to $72.82 on August 31, 2026.
60-session performance
-19.27%
From the June 4, 2026 close of $90.205 to $72.82 on August 31, 2026.
Verified data
- Open
- $74.97
- High
- $75.95
- Low
- $71.95
- Close
- $72.82
- Volume
- 861,596
- Prior-close change
- -$1.60 (-2.15%)
Explore related company data
Read the frequently asked questions.
What was ACM Research's closing price on August 31, 2026?
ACM Research closed at $72.82 on August 31, 2026.
What were ACM Research's open, high and low on August 31, 2026?
The open was $74.97, the high was $75.95 and the low was $71.95.
How much did ACM Research change from the prior close on August 31, 2026?
The change from the prior close was -$1.60 (-2.15%).
What was ACM Research's volume on August 31, 2026?
Trading volume was 861,596 shares.
What is the source for ACM Research's daily prices?
Daily aggregate prices are provided by Polygon.