...OVERVIEW + BANK 2017-BNK6's issuance is a CMBS transaction backed by 72 commercial mortgage loans with an aggregate principal balance of $933.3 million ($793.5 million of offered certificates), secured by the fee and leasehold interests in 189 properties across 33 states. + We assigned our preliminary ratings to the class A-1, A-2, A-SB, A-3, A-4, A-5, X-A, X-B, A-S, B, C, X-D, X-E, X-F, D, E, and F certificates. + The preliminary ratings reflect our view of the collateral pool's relative diversity and the trustee-provided liquidity, among other factors. NEW YORK (S&P Global Ratings) July 10, 2017--S&P Global Ratings today assigned its preliminary ratings to BANK 2017-BNK6's $933.3 million commercial mortgage pass-through certificates (see list). The certificate issuance is a commercial mortgage-backed securities transaction backed by 72 commercial mortgage loans with an aggregate principal balance of $933.3 million ($793.5 million of offered certificates), secured by the fee and leasehold...