LONDON–(BUSINESS WIRE)–A.M. Best has affirmed the Financial Strength Rating of A- (Excellent) and the Long-Term Issuer Credit Rating of “a-” of Sigurd Rück AG (Sigurd) (Switzerland). The outlook of these Credit Ratings (ratings) remains stable. The ratings reflect Sigurd’s balance sheet strength, which A.M. Best categorises as very strong, as well as its strong operating performance, neutral business profile and appropriate enterprise risk management (ERM). In addition, the ratings factor in