SF vs RGEN Comparison

Stifel Financial is a diversified financial-services provider that generates revenue from wealth management, investment banking, and lending. The firm was founded in 1890 as a Saint Louis-based full-service brokerage but has been transformed under CEO Ronald Kruszewski through a slew of acquisitions into a globally competitive wealth manager, investment bank, and retail and institutional brokerage. The firm generated $5.5 billion in revenue in 2025, with roughly two-thirds derived from wealth management and one-third derived from trading and investment banking.

Repligen, headquartered in Waltham, Massachusetts, is a global life sciences company that develops and sells bioprocessing equipment and supplies used in the manufacturing of biologic drugs, including monoclonal antibodies, recombinant proteins, vaccines, and cell and gene therapies. Its customers include biopharmaceutical companies, contract development and manufacturing organizations, and other life science companies. It sells four main product categories: filtration and fluid management is the largest category (about 55% of total revenue), while chromatography, proteins, and process analytics are 21%, 11%, and 13%, respectively. Customers in North America, Europe, and Asia-Pacific contribute about 44%, 37%, and 19% of revenue, respectively.