As of February 2026 ADT has a market cap of C$8.71 Billion. This makes ADT the world's 2737th 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 Feb 17th, 2026 the market cap of ADT was reported to be: