NEW YORK–(BUSINESS WIRE)–Kroll Bond Rating Agency (KBRA) is pleased to announce the assignment of preliminary ratings to 16 classes of BANK 2017-BNK9 (see ratings list below), a $1.1 billion CMBS conduit transaction collateralized by 45 commercial mortgage loans secured by 89 properties. The collateral properties are located in 30 states, with three state exposures representing more than 10.0% of the pool balance: California (23.2%), Texas (11.5%), and Pennsylvania (10.6%). The pool has expos