Datadog Inc vs DexCom, Inc. — how do they compare? Datadog Inc trades at $263.99 (market cap $96.37B), while DexCom, Inc. trades at $74.87 (market cap $28.60B). The key difference: Datadog Inc is far larger — about 3.4× DexCom, Inc.'s market cap, and Datadog Inc is trading nearer its 52-week high, DexCom, Inc. nearer its low. Which is the better fit depends on your goals.
| DDOG | DXCM | |
|---|---|---|
Market Cap | $96.37B | $28.60B |
Sector | Technology | Health |
52-Week High | $277.49 | $89.53 |
52-Week Low | $102.62 | $54.84 |
Enterprise Value | $92.90B | $27.57B |
Signals from Pluang's Aura AI — not financial advice
Datadog (DDOG) trades at $260.24, up 1.05% on the day, with a bullish technical signal and strong analyst support. The stock has consistently beaten earnings estimates in recent quarters, with Q2 2026 EPS expected at $0.58. Revenue growth remains robust, climbing from $1.7B in 2022 to $3.4B in 2025, though net income margin is modest at 3.69%. The company's acquisition of Adaptive ML aims to bolster its AI capabilities, positioning it for sustained growth in cloud observability.
The outlook for DDOG is positive, driven by solid revenue expansion and strategic AI investments, but high valuation multiples (P/E of 667.28, P/S of 25.79) pose risks if growth slows. Investor sentiment is overwhelmingly bullish, with 83% of analysts rating it a buy, though competition and market volatility require monitoring. The stock's momentum and institutional backing suggest further upside, contingent on continued execution and market conditions.
DXCM trades at $76.35, up 1.85% today, with strong technical momentum and bullish moving average signals. The company demonstrates robust fundamentals with 17.93% net income margin and consistent earnings beats. Recent regulatory approvals for G7 15-day CGM in Canada and pediatric clearance for Stelo OTC system highlight growth catalysts. Revenue growth accelerated to $4.66 billion in 2025, up from $4.0 billion in 2024.
DXCM presents a compelling growth story with expanding CGM market access and strong analyst support (80% buy ratings). Key risks include GLP-1 adoption impact on core market and execution of Type 2 non-insulin patient expansion. The stock trades at a premium valuation (P/E 32.76) but offers upside to consensus target of $83.78. Near-term focus on Q2 2026 earnings release July 30.
Trailing returns across standard periods
Latest headlines on both assets
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 →Dexcom designs and commercializes continuous glucose monitoring systems for diabetics. CGM systems serve as an alternative to the traditional blood glucose meter process, and the company is evolving its CGM systems to include the disposable sensor and the durable receiver.
Read more on DXCM →