ACM Research Inc vs Impinj Inc — how do they compare? ACM Research Inc trades at $80.49 (market cap $5.53B), while Impinj Inc trades at $175.27 (market cap $5.38B). The key difference: ACM Research Inc and Impinj Inc are close in size by market cap. Which is the better fit depends on your goals.
| ACMR | PI | |
|---|---|---|
Market Cap | $5.53B | $5.38B |
Sector | Technology | Technology |
52-Week High | $126.89 | $241.91 |
52-Week Low | $24.93 | $91.34 |
Enterprise Value | $4.44B | $5.52B |
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.
Impinj (PI) trades at $183.36, up 6.66% in 24 hours, showing strong momentum after Q2 2026 earnings beat with record revenue and EPS of $0.86 versus $0.81 expected. Technical indicators signal bullish momentum with the stock above key moving averages, though RSI levels suggest overbought conditions. The company maintains solid gross margins of 52.86% but faces profitability challenges with negative net income margins and ROE.
While analyst consensus remains strongly bullish with a $186 price target and institutional buying interest, investors should weigh the stock's premium valuation (P/S 14.26) against ongoing profitability concerns and recent insider selling activity. The company's specialized RAIN RFID technology positions it for growth in retail and supply chain markets, but execution risks and competitive pressures remain key considerations.
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 →Impinj, Inc. is a leading provider of RAIN RFID (radio-frequency identification) solutions. The company's platform includes endpoints (tag chips), connectivity devices (readers and gateways), and software, enabling businesses to wirelessly identify, locate, and authenticate everyday items. Impinj's technology is crucial for applications in retail, supply chain management, healthcare, and logistics, helping businesses to automate inventory, track assets, and improve operational efficiency.
Read more on PI →