As of December 2025 Mirion Technologies has a market cap of A$9.23 Billion. This makes Mirion Technologies the world's 2716th 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 Dec 4th, 2025 the market cap of Mirion Technologies was reported to be: