LONDON–(BUSINESS WIRE)–A.M. Best has commented that the Long-Term Issuer Credit Rating (Long-Term ICR) of “bbb” of Sirius International Group, Ltd. (SIG) (Bermuda), and the Financial Strength Ratings of A (Excellent) and the Long-Term ICRs of “a” of Sirius Bermuda Insurance Company Ltd. (Bermuda), Sirius International Insurance Corporation (publ) (Sweden), and Sirius America Insurance Company (New York, NY) remain unchanged following the Sept. 14, 2017, announcement that its ultimate parent,