As of January 2026 Alnylam Pharmaceuticals has a market cap of โฌ41.58 Billion. This makes Alnylam Pharmaceuticals the world's 503th 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 Jan 14th, 2026 the market cap of Alnylam Pharmaceuticals was reported to be: