DexCom, Inc. vs Fastly Inc — how do they compare? DexCom, Inc. trades at $89.08 (market cap $33.79B), while Fastly Inc trades at $29.93 (market cap $4.58B). The key difference: DexCom, Inc. is far larger — about 7.4× Fastly Inc's market cap, and DexCom, Inc. is trading nearer its 52-week high, Fastly Inc nearer its low. Which is the better fit depends on your goals.
| DXCM | FSLY | |
|---|---|---|
Market Cap | $33.79B | $4.58B |
Sector | Health | Technology |
52-Week High | $89.53 | $33.50 |
52-Week Low | $54.84 | $6.85 |
Enterprise Value | $33.24B | $4.65B |
Signals from Pluang's Aura AI — not financial advice
DexCom (DXCM) trades at $87.65, up 3.42% today and near its 52-week high, with a bullish technical signal from moving averages and strong fundamental performance. Revenue grew to $4.66B in 2025, with net income reaching $836.30M and a 20.12% net margin. Recent Q2 2026 earnings beat expectations with $0.70 EPS, and the company raised full-year guidance, reflecting robust demand for its continuous glucose monitoring systems.
The outlook remains positive given consistent earnings beats, margin expansion, and analyst consensus favoring a buy rating with a $88.65 price target. Key risks include competitive pressures in medical devices and potential regulatory scrutiny, but growth drivers like G7 adoption and international expansion support upside potential for investors.
Fastly (FSLY) surged 20.86% to $27.75, approaching its consensus price target of $28.25, driven by strong Q2 2026 earnings that beat estimates with $0.15 EPS versus $0.07 expected. Revenue grew 23% year-over-year to $624M in 2025, with improving margins and raised 2026 guidance. Technical indicators show bullish momentum with the stock trading near pivot point resistance at $30, though RSI levels suggest overbought conditions. The company is benefiting from AI-driven demand and security product expansion.
While Fastly shows promising revenue growth and consecutive earnings beats, the stock faces headwinds from negative profitability metrics and cash flow challenges. The net income margin remains negative at -11.8% despite improvement, and the company burned $105.6M in cash during 2025. Analyst sentiment is mixed with 29% buy ratings versus 65% hold, indicating cautious optimism amid execution risks in the competitive edge cloud market.
Trailing returns across standard periods
Latest headlines on both assets
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 →Fastly operates a content delivery network, which is necessary for entities to provide faster and more reliable online content. Fastly's strategy differs from traditional CDNs, which focused on locating servers in as many locations as possible to store copies of files that consumers most use. Fastly has far fewer sites than traditional CDNs, but it houses servers in the most network-dense data centers. Instead of simply storing static content, it allows its customers to program on its platform, enabling edge computing and better service of the more dynamic content that was traditionally not well served by CDNs. Fastly gears its service to the largest, most sophisticated enterprises rather than small companies and generated about two thirds of its revenue in the United States in 2020.
Read more on FSLY →