ACM Research Inc vs Arqit Quantum Inc — how do they compare? ACM Research Inc trades at $82.51 (market cap $5.57B), while Arqit Quantum Inc trades at $23.45 (market cap $424.79M). The key difference: ACM Research Inc is far larger — about 13.1× Arqit Quantum Inc's market cap, and ACM Research Inc is trading nearer its 52-week high, Arqit Quantum Inc nearer its low. Which is the better fit depends on your goals.
| ACMR | ARQQ | |
|---|---|---|
Market Cap | $5.57B | $424.79M |
Sector | Technology | Technology |
52-Week High | $126.89 | $58.27 |
52-Week Low | $24.93 | $11.78 |
Enterprise Value | $4.48B | $398.10M |
Signals from Pluang's Aura AI — not financial advice
ACMR trades at $83.03, up 4.56% in the last session, with a neutral technical signal and bearish moving averages. Recent Q2 2026 earnings beat estimates with EPS of $0.61 versus $0.42 expected, and revenue grew 36% year-over-year to $292.9 million. The company raised its 2026 revenue guidance amid strong order growth of 105% in the first half, driven by new products like the Ultra C Tahoe wet processing platform expansion announced on August 7, 2026.
Outlook is positive with 80% analyst buy ratings and a consensus price target of $127.50, implying 54% upside. Risks include high valuation with a P/E of 37.7 and reliance on semiconductor cycle demand. Net cash flow improved to $538 million in 2026 from $355 million in 2025, supporting growth initiatives.
ARQQ trades at $24.10, up 6.59% today, with a bullish technical signal from moving averages. The company shows explosive revenue growth (829% YoY in H1 2026) but remains deeply unprofitable with a -4,508% net margin. Recent news highlights quantum-safe encryption partnerships with telecom and government clients, driving investor optimism despite significant financial losses.
Outlook remains speculative with high risk/reward profile. The quantum security market offers substantial growth potential, but ARQQ must demonstrate path to profitability amid heavy operating losses. Analyst consensus is divided (50% Buy, 50% Hold), reflecting uncertainty about timeline for sustainable operations.
Trailing returns across standard periods
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 →Arqit Quantum provides advanced cybersecurity software that uses symmetric key agreement technology. Its solutions protect networked devices and data against current and future cyber threats, including quantum attacks.
Read more on ARQQ →