As of December 2025 Comcast has a market cap of A$148.95 Billion. This makes Comcast the world's 208th 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 8th, 2025 the market cap of Comcast was reported to be: