Arm Holdings plc vs Five9 Inc — how do they compare? Arm Holdings plc trades at $271 (market cap $287.22B), while Five9 Inc trades at $31.2 (market cap $2.44B). The key difference: Arm Holdings plc is far larger — about 117.7× Five9 Inc's market cap, and Five9 Inc is trading nearer its 52-week high, Arm Holdings plc nearer its low. Which is the better fit depends on your goals.
| ARM | FIVN | |
|---|---|---|
Market Cap | $287.22B | $2.44B |
Sector | Technology | Technology |
52-Week High | $439.46 | $34.48 |
52-Week Low | $104.55 | $13.61 |
Enterprise Value | $283.79B | $2.59B |
Signals from Pluang's Aura AI — not financial advice
ARM stock trades at $271.87, up 1.5% in the last 24 hours, with a bullish technical signal and strong quarterly earnings beats. The company reported robust revenue growth, reaching $4.01 billion in 2025, with a net income margin of 20.25%. Recent news highlights AI-driven optimism, though valuation metrics like a P/E of 274.42 indicate premium pricing.
Outlook is positive with analyst consensus favoring a buy rating (70.37%) and a $329.80 price target, but risks include high valuation sensitivity and competitive pressures in the smartphone market. Earnings growth from AI and data center demand presents opportunity, yet investors must weigh stretched multiples against execution risks.
Five9 (FIVN) trades at $31.14, down 9.69% today but remains near its 52-week highs. The stock shows strong technical momentum with bullish moving averages and has consistently beaten earnings estimates in recent quarters. Revenue growth accelerated to 10% in Q2 2026, reaching $312.4 million, while the company maintains a solid gross margin of 54.91%. Recent management appointments and AI-driven subscription growth provide positive catalysts.
The outlook remains positive with 61% analyst buy ratings and a $32.67 consensus target offering 5% upside. However, elevated valuation multiples (P/E 47.99) and ongoing fiduciary investigations pose risks. The stock's trajectory depends on continued execution of AI revenue growth and margin expansion targets.
Trailing returns across standard periods
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 →Five9 provides cloud-native contact center software that enables digital customer service, sales, and marketing engagement. The company's Virtual Contact Center platform combines core telephony functionality, omnichannel engagement capabilities, and various software modules into a unified cloud contact-center-as-a-service, or CCaaS, platform. Five9's artificial intelligence and automation portfolio supplements and enhances the firm's core CCaaS offerings, including solutions for digital self-service, agent assist technology, and workflow automation. Five9 also offers workforce optimization products that optimize call center efficiency through workforce management solutions, manage interaction quality, and track agent performance.
Read more on FIVN →