AM Best Places Credit Ratings of Sompo Japan Insurance Inc. and Its Subsidiaries Under Review With Positive Implications

HONG KONG, Sept 2 (Bernama) -- AM Best has placed under review with positive implications the Financial Strength Rating (FSR) of A+ (Superior) and the Long-Term Issuer Credit Ratings (Long-Term ICR) of “aa-” (Superior) of Sompo Japan Insurance Inc. (SJ) (Japan) and its subsidiaries. Concurrently, AM Best has placed under review with positive implications the Long-Term ICR of “a-” (Excellent) of Sompo International Holdings Ltd. (SIH) (Pembroke, Bermuda). In addition, AM Best has placed under review with positive implications the Long-Term Issue Credit Rating of “a-” (Excellent) on $335 million 7% senior unsecured notes due by 2034, which is guaranteed by SIH.

These Credit Rating (rating) actions follow the announcement on 27 August 2025, that SOMPO Holdings, Inc., via a wholly owned subsidiary of SIH, has entered into a definitive merger agreement to acquire 100% of the issued Class A ordinary shares of Aspen Insurance Holdings Limited (Aspen) for approximately USD 3.5 billion in an all-cash transaction. Upon completion, Aspen will become a subsidiary of SIH, the intermediate holding company under SJ.