As of December 2025 Phathom Pharmaceuticals has a market cap of โน95.49 Billion. This makes Phathom Pharmaceuticals the world's 5847th 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 Phathom Pharmaceuticals was reported to be: