As of December 2025 Merck has a market cap of S$322.96 Billion. This makes Merck the world's 62th 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 14th, 2025 the market cap of Merck was reported to be: