SEI Investments Company

SEI Investments Company (NASDAQ: SEIC) is a global provider of financial technology, operations, and asset management services to the financial services industry. The company serves investment managers, private banks, investment advisors, and institutional investors through technology platforms, outsourced operations, and investment solutions. SEI's business model combines recurring asset-based fees from investment management, administration, and distribution with software servicing and information processing fees. The company's SEI Wealth Platform provides integrated technology and back-office solutions for banks and wealth managers, while its investment management services support alternative and traditional asset managers with fund administration, middle-office outsourcing, and operational infrastructure. SEI also holds a significant equity interest in LSV Asset Management, a quantitative value-oriented equity manager. In December 2025, SEI completed the acquisition of Stratos Wealth Holdings, expanding its reach in the independent financial advisor channel. As of June 30, 2026, SEI manages, advises, or administers approximately $2.1 trillion in assets, with $606.7 billion in assets under management. Updated Jul 22, 2026