NEW YORK–(BUSINESS WIRE)–Kroll Bond Rating Agency (KBRA) is pleased to announce the assignment of preliminary ratings to 16 classes of CGCMT 2017-C4 (see ratings list below), a $977.1 million CMBS conduit transaction collateralized by 57 commercial mortgage loans secured by 95 properties. The collateral properties are located in 30 states and the District of Columbia, with three state exposures each representing more than 10.0% of the pool balance: California (20.6%), New York (11.3%), and Ma