What is DexCom DXCM?

Written by Editorial Team | Last Updated: August 2026

DexCom, Inc., which trades on the NASDAQ under the ticker symbol DXCM, is a prominent American medical device company specializing in the design, development, and commercialization of continuous glucose monitoring (CGM) systems. These systems are used primarily by people with diabetes to manage their blood glucose levels in real-time, offering a significant improvement over traditional finger-prick blood glucose testing. As of August 2026, DexCom has a market capitalization of approximately 32.2 billion dollars. The company's recent financial performance has been robust, with a share price of 83.45 dollars and a price-to-earnings ratio of 33.11, reflecting ongoing investor interest in its core technology and its role in the digital health sector. The company continues to lead in the innovation of wearable health monitoring devices, aiming to provide better health outcomes through improved data transparency for patients and healthcare providers globally.

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As of July 25, 2026, DexCom (DXCM) has a "Buy" consensus rating among analysts.