NEW YORK–(BUSINESS WIRE)–Kroll Bond Rating Agency (KBRA) assigns preliminary ratings to fifty-three classes of mortgage pass-through certificates from Sequoia Mortgage Trust 2017-5 (SEMT 2017-5), a prime jumbo RMBS transaction. The SEMT 2017-5 mortgage pool is composed of 643 first-lien mortgage loans with an aggregate principal balance of $485,245,437, as of the cut-off date. The underlying collateral consists entirely of fully-amortizing, fixed-rate mortgages. The pool is characterized by s
