As of January 2026 iRhythm (ZIO) has a market cap of A$7.86 Billion. This makes iRhythm (ZIO) the world's 3033th 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 Jan 14th, 2026 the market cap of iRhythm (ZIO) was reported to be: