As of January 2026 Aptose Biosciences has a market cap of S$5.61 Million. This makes Aptose Biosciences the world's 10448th 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 11th, 2026 the market cap of Aptose Biosciences was reported to be: