Dark

ACMR
ACM Research, Inc. Class A Common Stock
stock NASDAQ

At Close

Jul 28, 2026 3:59:55 PM EDT

72.09USD-9.854%(-7.88)1,370,982

67.00Bid 82.32Ask 15.32Spread

Pre-market

Jul 27, 2026 9:25:30 AM EDT

86.50USD+2.585%(+2.18)0

After-hours

Jul 28, 2026 4:51:30 PM EDT

72.20USD+0.153%(+0.11)110

OverviewOptionsHistoricalExchangesShort InterestMore

As of 2026-07-15, there were 3,911,207 shares short with a short interest of 6.69%.

Price

Price

Historical data is split-adjusted.

1) Data from Finra. Finra publishes an updated file every two weeks.

2) Days to Cover (DTC) is also called Short Ratio. This is the Short Position / Average Daily Trading Volume.

.dark-mode .Q3JtyW{ color: white; background-color: #333333; border: 2px solid white; }.light-mode .Q3JtyW{ color: #333333; background-color: white; border: 2px solid #333333; }ACMRACM Research, Inc. Class A Common Stockstock NASDAQ