...- We reviewed Sestante Finance series 4's performance by conducting our credit and cash flow analysis and applying our relevant criteria. - Following our review, we raised our rating on the class A2 notes, and affirmed our ratings on the class B, C1, and C2 notes. - Sestante Finance's series 4 is an Italian RMBS transaction, which closed in December 2006. It securitizes a pool of residential mortgage loans originated by Meliorbanca. MILAN (S&P Global Ratings) May 29, 2023--S&P Global Ratings today raised to 'A+ (sf)' from 'A- (sf)' its credit rating on Sestante Finance S.r.l.series 4's class A2 notes. At the same time, we affirmed our 'D (sf)' ratings on the class B, C1, and C2 notes. Today's rating actions follow our credit and cash flow analysis of the most recent transaction information that we have received, as of the April 2023 payment date. Severe delinquencies of more than 90 days were at 2.16%, up from 1.47% at our previous review. Total more than 30 days arrears have increased...