As of January 2026 Janus Henderson has a market cap of โน665.25 Billion. This makes Janus Henderson the world's 2467th 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 10th, 2026 the market cap of Janus Henderson was reported to be: