As of October 2026 Phathom Pharmaceuticals has a market cap of C$0.67 Billion. This makes Phathom Pharmaceuticals the world's 7616th 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 Oct 26th, 2026 the market cap of Phathom Pharmaceuticals was reported to be: