NEW YORK–(BUSINESS WIRE)–Kroll Bond Rating Agency (KBRA) assigns preliminary ratings to six classes of Progress Residential 2018-SFR3 (Progress 2018-SFR3) single-family rental pass-through certificates. Progress 2018-SFR3 is a single-borrower, single-family rental (SFR) securitization that will be collateralized by a $662.4 million loan secured by first priority mortgages on 3,459 income-producing single-family homes, of which 3,418 properties (98.9%) were sourced from Progress 2016-SFR1. In