NEW YORK–(BUSINESS WIRE)– #creditratingagency–KBRA assigns preliminary ratings to 16 classes of mortgage pass-through certificates from Sequoia Mortgage Trust 2026-MED3 (SEMT 2026-MED3), a $554.6 million prime RMBS transaction backed by 583 loans originated under Physician or Doctor Loan underwriting programs. These loans, generally referred to by KBRA as Medical Professional Mortgages (MPM), are typically originated through specialized prime mortgage programs designed for healthcare professionals with high earni