As of August 2026 DexCom has a market cap of A$47.83 Billion. This makes DexCom the world's 759th most valuable company by market cap according to our data. The market capitalization, commonly called market cap, is the total market value of a publicly traded company's outstanding shares and is commonly used to measure how much a company is worth.
On Aug 28th, 2026 the market cap of DexCom was reported to be: