Arm Holdings plc vs Datadog Inc — how do they compare? Arm Holdings plc trades at $270.2 (market cap $286.06B), while Datadog Inc trades at $246.6 (market cap $93.64B). The key difference: Arm Holdings plc is far larger — about 3.1× Datadog Inc's market cap, and Datadog Inc is trading nearer its 52-week high, Arm Holdings plc nearer its low. Which is the better fit depends on your goals.
| ARM | DDOG | |
|---|---|---|
Market Cap | $286.06B | $93.64B |
Sector | Technology | Technology |
52-Week High | $439.46 | $288.15 |
52-Week Low | $104.55 | $102.62 |
Enterprise Value | $282.64B | $89.93B |
Signals from Pluang's Aura AI — not financial advice
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.
Datadog (DDOG) trades at $233.93, up 2.02% today, but remains bearish technically with resistance near $244. The company reported strong Q2 2026 earnings, beating EPS estimates with $0.65 versus $0.583 expected, and raised full-year revenue guidance to $4.45B-$4.47B. However, the stock faces pressure from high valuations, with a P/E of 467.86, and concerns over decelerating bookings growth from a major AI customer.
Outlook is mixed: robust revenue growth and AI momentum support long-term potential, but premium valuation and near-term usage volatility pose risks. Analyst consensus is bullish with an $288.55 price target, though insider selling and technical weakness suggest cautious near-term sentiment. Investors should balance growth prospects against execution risks and market expectations.
Trailing returns across standard periods
Latest headlines on both assets
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 →Datadog is a cloud-native company that focuses on analyzing machine data. The firm's product portfolio, delivered as software-as-a-service, allows a client to monitor and analyze its entire IT infrastructure. Datadog's platform can ingest and analyze large amounts of machine-generated data in real time, allowing clients to utilize it for a variety of different applications throughout their businesses.
Read more on DDOG →