American Express Co vs DexCom, Inc. — how do they compare? American Express Co trades at $361.96 (market cap $242.27B), while DexCom, Inc. trades at $74.73 (market cap $28.60B). The key difference: American Express Co is far larger — about 8.5× DexCom, Inc.'s market cap, and American Express Co pays a 1.07% dividend while DexCom, Inc. pays none. Which is the better fit depends on your goals.
| AXP | DXCM | |
|---|---|---|
Market Cap | $242.27B | $28.60B |
Sector | Financials | Health |
52-Week High | $384.82 | $89.53 |
52-Week Low | $292.27 | $54.84 |
Dividend Yield | 1.07% | — |
Enterprise Value | — | $27.57B |
Signals from Pluang's Aura AI — not financial advice
AXP trades at $354.43, up 1.1% today, with a bullish technical signal from moving averages and support at $352. The company reported strong Q1 2026 earnings of $4.28 per share, beating estimates, with revenue reaching $72.23 billion in 2025. Recent news highlights AI investments and a new headquarters, while analyst consensus is a $373.62 price target with 40% buy ratings.
Outlook remains positive driven by revenue growth and premium cardholder expansion, but risks include economic sensitivity and rising debt levels. The stock offers potential upside to consensus targets, supported by institutional confidence and operational momentum, though investors should monitor spending trends and interest rate impacts.
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
American Express Company is a global payment and travel company. The Company's principal products and services are charge and credit payment card products and travel-related services offered to consumers and businesses around the world.
Read more on AXP →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 →