ACM Research Inc vs Arm Holdings plc — how do they compare? ACM Research Inc trades at $81.11 (market cap $5.53B), while Arm Holdings plc trades at $272.64 (market cap $286.06B). The key difference: Arm Holdings plc is far larger — about 51.7× ACM Research Inc's market cap. Which is the better fit depends on your goals.
| ACMR | ARM | |
|---|---|---|
Market Cap | $5.53B | $286.06B |
Sector | Technology | Technology |
52-Week High | $126.89 | $439.46 |
52-Week Low | $24.93 | $104.55 |
Enterprise Value | $4.44B | $282.64B |
Signals from Pluang's Aura AI — not financial advice
ACMR trades at $83.80, up 6.1% in the last session, with strong technical momentum above key support at $77. Recent Q2 2026 earnings beat expectations with EPS of $0.61 versus $0.42 expected, while revenue grew 36% year-over-year. The company raised 2026 guidance amid accelerating orders and new product expansion, supporting a bullish analyst consensus with 80% buy ratings and a $127.50 price target.
Outlook remains positive given earnings momentum and raised guidance, but risks include high valuation (P/E 37.5), margin pressure from rising expenses, and dependence on semiconductor cycle. The stock offers growth exposure but requires monitoring of execution against elevated expectations.
ARM stock trades at $282.57, down 1.43% over 24 hours, with a bullish technical outlook supported by moving averages and key support at $272. The company reported strong earnings beats in recent quarters, with Q2 2026 EPS of $0.45 beating the $0.40 estimate. Revenue grew to $4.01B in 2025, with a net income margin of 20.25%, though valuation multiples remain elevated with a P/E of 273.32.
The outlook is positive due to AI-driven growth in licensing and royalties, with management targeting $25B revenue by FY31. However, risks include stretched valuation, smartphone market headwinds, and execution challenges. Analyst consensus is bullish with a $329.80 price target, suggesting 17% upside from current levels.
Trailing returns across standard periods
Latest headlines on both assets
ACM Research develops and manufactures semiconductor process equipment, specializing in wafer cleaning and electroplating solutions. Its tools are used by global chipmakers to improve productivity and yield for logic and memory chips.
Read more on ACMR →Arm Holdings designs the architecture for high-performance, energy-efficient processors used in nearly all smartphones and millions of other devices. Its intellectual property powers global computing from mobile to AI.
Read more on ARM →