As of June 2026 Janus Henderson has a market cap of ยฃ6.07 Billion. This makes Janus Henderson the world's 2350th 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 Jun 24th, 2026 the market cap of Janus Henderson was reported to be: