As of March 2026 SEI Investments has a market cap of A$13.46 Billion. This makes SEI Investments the world's 2007th 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 Mar 18th, 2026 the market cap of SEI Investments was reported to be: