Business / News / Royal Gazette / Royal GazetteAM Best affirms ‘Superior’ Arch ratings March 16, 2023 AM Best has affirmed the financial strength rating of A+ (Superior) and the long-term issuer credit ratings of “aa-” (Superior) of Bermudian-based Arch Reinsurance Ltd and its strategic affiliates. Co… Go to Source Share this:FacebookXLike this:Like Loading...