S&P Upgrades Avista to coAA+ After Grupo Cibest Integration

S&P Global Ratings upgraded Avista's long-term rating from coA to coAA+ and short-term from A-1 to A-1+, with outlook revised from stable to positive, citing successful integration with Grupo Cibest. The upgrade reflects improved credit profile and business risk, though the specific financial metrics driving the action are not detailed. This signals enhanced creditworthiness for Avista, potentially lowering borrowing costs and boosting investor confidence.