NEW YORK–(BUSINESS WIRE)– #creditratingagency–KBRA assigns preliminary ratings to 7 classes of mortgage-backed notes from GCAT 2026-CES1 Trust. GCAT 2026-CES1 Trust is a $346.6 million RMBS transaction issued by Blue River Mortgage V LLC (BRM) as the co-sponsor (TPG Mortgage Investment Trust, Inc. is the retaining sponsor), and consists entirely of closed-end second lien mortgages (CES; 100.0%). There are two originators comprising over 20% of the pool, Rocket Mortgage, LLC (Rocket Mortgage; 30.7%) and AmeriSave