As of December 2025 Phathom Pharmaceuticals has a market cap of โน93.49 Billion. This makes Phathom Pharmaceuticals the world's 5905th 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 10th, 2025 the market cap of Phathom Pharmaceuticals was reported to be: