...- JPMDB Commercial Mortgage Securities Trust 2019-COR6 is a U.S. CMBS conduit transaction currently backed by 32 fixed-rate loans (same as at issuance). - We lowered our ratings on two classes and affirmed our '### (sf)' ratings on five other classes from the same transaction. - The downgrades primarily reflect our lower revised valuation for the 12555 & 12655 Jefferson loan that has had performance deterioration since issuance, our revised loss severity assumption on the specially serviced Hilton Cincinnati Netherland Plaza, and our higher revised capitalization rate for eight loans (32.0% of pooled trust balance) in accordance with our revised capitalization rates for class B office buildings. ENGLEWOOD (S&P Global Ratings) Sept. 12, 2024--S&P Global Ratings today lowered its ratings on two classes of commercial mortgage pass-through certificates from JPMDB Commercial Mortgage Securities Trust 2019-COR6, a U.S. CMBS conduit transaction. At the same time, we affirmed our '### (sf)' ratings...