As of December 2025 Protagonist Therapeutics has a market cap of A$8.48 Billion. This makes Protagonist Therapeutics the world's 2862th 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 7th, 2025 the market cap of Protagonist Therapeutics was reported to be: