S&P Global Ratings has upgraded SiriusPoint’s core insurance subsidiaries to ‘A’ and its holding company to ‘BBB+’, citing improved capital strength, de-risked portfolios, and sustained underwriting performance. A spokesperson said, “S&P Global Ratings [S&P] has raised the long-term issuer credit and financial strength ratings on the core insurance operating subsidiaries of SiriusPoint Ltd [SiriusPoint or …