DexCom, Inc. vs Taiwan Semiconductor Mfg. Co. Ltd. — how do they compare? DexCom, Inc. trades at $89.51 (market cap $33.79B), while Taiwan Semiconductor Mfg. Co. Ltd. trades at $431.15 (market cap $1.93T). The key difference: Taiwan Semiconductor Mfg. Co. Ltd. is far larger — about 57.1× DexCom, Inc.'s market cap, and Taiwan Semiconductor Mfg. Co. Ltd. pays a 0.9% dividend while DexCom, Inc. pays none. Which is the better fit depends on your goals.
| DXCM | TSM | |
|---|---|---|
Market Cap | $33.79B | $1.93T |
Sector | Health | Technology |
52-Week High | $89.53 | $477.57 |
52-Week Low | $54.84 | $227.33 |
Enterprise Value | $33.24B | $1.85T |
Dividend Yield | — | 0.9% |
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.
TSM trades at $418.47, down 0.37% on the day, with a bullish technical signal from moving averages. The stock has consistently beaten earnings estimates, with Q2 2026 EPS of $4.31 surpassing the $3.87 forecast. Revenue growth is robust, with July 2026 sales up 44.7% year-over-year, driven by strong AI demand. Valuation ratios are elevated, with a P/E of 31.86 and P/S of 15.91, reflecting high growth expectations. Analysts maintain a strong buy consensus with a $545.67 price target.
The outlook for TSM is positive, supported by accelerating revenue growth, expanding profit margins, and strategic investments in AI and joint ventures. Key risks include high valuation multiples, competitive pressures, and geopolitical factors. The stock offers significant upside to the consensus target, but investors should monitor execution on capacity expansion and demand sustainability.
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 →Taiwan Semiconductor Manufacturing Company, or TSMC, is the world's largest dedicated chip foundry, with over 57% market share in 2021 per Gartner. TSMC was founded in 1987 as a joint venture of Philips, the government of Taiwan, and private investors. It went public as an ADR in the U.S. in 1997. TSMC's scale and high-quality technology allow the firm to generate solid operating margins, even in the highly competitive foundry business. Furthermore, the shift to the fabless business model has created tailwinds for TSMC. The foundry leader has an illustrious customer base, including Apple, AMD and Nvidia, that looks to apply cutting-edge process technologies to its semiconductor designs.
Read more on TSM →