As of March 2026 MIAX (Miami International Holdings) has a market cap of โน339.86 Billion. This makes MIAX (Miami International Holdings) the world's 3590th 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 Mar 16th, 2026 the market cap of MIAX (Miami International Holdings) was reported to be: