ACM Research, Inc. (ACMR) stock
Close on Nov 12, 2026Market cap $3.47BP/E 31.0Yield –
ACM Research, Inc. grew revenue 29.1% to $1.14B over the twelve months to Sep 30, 2026. Operating income rose 26.2% to $164.48M, moving the operating margin from 14.8% to 14.5%. Free cash flow was -$198.72M. At the latest close the market valued the company at $3.47B, 31.0 times its earnings.
Key statistics
Valuation at the latest close; fundamentals over the trailing twelve months, balances at Sep 30, 2026
Valuation
- Market cap
- $3.47B
- P/E ratio
- 31.0
- Price to sales
- 3.06
- Price to book
- 1.83
- Dividend yield
- –
- Free cash flow yield
- -5.72%
Fundamentals
- Revenue
- $1.14B
- Net income
- $115.88M
- EPS, diluted
- $1.61
- Free cash flow
- -$198.72M
- Book value per share
- $25.75
- Diluted shares
- 74M
Trading
- Next earnings
- Feb 25, 2027 (estimated, before the open)
- Previous close
- $52.43
- Open
- $49.71
- Day's range
- $49.10 – $51.79
- Volume
- 716,318
- Average volume (20 days)
- 1,237,199
- Index membership
- S&P SmallCap 600 (since Nov 2025), Russell 2000 (since Jun 2022), Russell 3000 (since Aug 2022)
- Beta (5 years)
- 1.98
- 52-week range
- $28.46 – $127.19
- RSI (14 days)
- 44.4
- Volatility (1 year)
- 88.2%
- Relative volume
- 0.64×
- WACC
- 13.8%
On 1 of our idea list: Institutions accumulating
Index membership is inferred from the holdings of funds that track each index (SPSM, IJR, IWM, IWV), as reported to the SEC for Jun 30, 2026. Join dates come from quarterly fund reports since 2019, so they are accurate to the quarter.
Market cap history
Month-end market cap since 2017, using shares outstanding reported at the time
Total return vs. the S&P 500
Price change plus reinvested dividends, to the close on Nov 12, 2026. The S&P 500 is measured by the SPY fund.
| Period | ACMR | S&P 500 | Difference | ACMR per year | S&P 500 per year |
|---|---|---|---|---|---|
| 1 month | -26.8% | -2.7% | −24.1 pts | ||
| 3 months | -38.6% | -1.7% | −36.9 pts | ||
| Year to date | +26.4% | +11.9% | +14.5 pts | ||
| 1 year | +47.5% | +12.0% | +35.5 pts | ||
| 3 years | +192.9% | +78.2% | +114.7 pts | +43.1% | +21.2% |
| 5 years | +41.7% | +73.2% | −31.6 pts | +7.2% | +11.6% |
| 10 years | +9311.3% | +309.6% | +9001.7 pts | +57.5% | +15.1% |
Eleven years at a glance
Fiscal years 2015 to 2025 and trailing twelve months, USD
Revenue
Gross profit
Operating income
Net income
EPS, diluted
Free cash flow
Press releases
Releases ACM Research filed with the SEC as exhibits to Form 8-K or 6-K
- Results
- Results
- News
- News
- Results
- News
About ACM Research
Special Industry Machinery, NEC
The company develops, manufactures, and sells capital equipment for the semiconductor industry. Its core front-end products include wet wafer cleaning systems, electrochemical plating equipment, vertical furnaces, plasma-enhanced chemical vapor deposition tools, and track machinery. It also supplies advanced packaging equipment, such as automated coaters, developers, photoresist strippers, scrubbers, and wet etchers, alongside spare parts and support services. Its customers include semiconductor foundries, logic device makers, memory manufacturers producing DRAM and 3D NAND flash chips, and wafer packaging enterprises.
Company profile, executives and historyACM Research stock: common questions
What is ACM Research's stock price?
ACMR closed at $49.88 on Nov 12, 2026, down 4.86% on the day. Over the past 52 weeks it traded between $28.46 and $127.19.
What is ACM Research's market cap?
ACM Research was worth $3.47B at the close on Nov 12, 2026: the share price times the diluted shares outstanding.
What is ACMR's P/E ratio?
ACMR trades at 31.0 times earnings, based on diluted earnings per share of $1.61 over the twelve months to Sep 30, 2026.
How much revenue does ACM Research make?
ACM Research reported revenue of $1.14B for the twelve months to Sep 30, 2026, up 29.1% from a year earlier.
Does ACM Research pay a dividend?
No. ACM Research has not paid a cash dividend over the last twelve months.
When does ACM Research report earnings next?
ACM Research is expected to report Q4 FY2026 results on Feb 25, 2027, before the open. The date is estimated from its past reporting pattern until the company confirms it.
How has ACMR stock performed over the past year?
Including dividends, ACMR returned +47.5% over the past year, against +12.0% for the S&P 500.
How many ACMR shares are sold short?
3M shares were sold short at the latest FINRA report, 4.50% of the float, or 3.0 days of average trading volume.
Who are ACM Research's competitors?
Companies most similar to ACM Research by business, industry and size include ACLS, VECO, ASYS, KAI, AZTA.
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