Laying the Foundation: The Evolution of RTL Lending

Residential transition loans (RTL), also known as “fix-and-flip” or residential bridge loans, have expanded as a residential mortgage-backed securities (RMBS) asset class in recent years. While RTLs remain a niche segment of private-label RMBS, representing less than 5% of expected full-year (FY) 2026 private-label securities (PLS) issuance, the market has scaled meaningfully from its infancy in 2018. Total RTL securitization volume increased sharply in 2024 and has remained elevated, reflecting the continued expansion of RTL originations, supported by demand for capital to renovate or add residential inventory and the broader use of securitization as a funding channel. Because RTLs are funded through multiple channels, securitization volume provides only a partial view of overall market activity. A meaningful share of originations may remain on lender balance sheets, be financed through warehouse lines, or be sold through whole loan and institutional channels, including direct…