Ratings agency Standard & Poor's (S&P) has moved the outlook on Berkshire Hathaway's core AAA insurer financial strength ratings to negative from stable, joining fellow agency Fitch, which made a similar move on 15 March.
Ratings agency Standard & Poor's (S&P) has moved the outlook on Berkshire Hathaway's core AAA insurer financial strength ratings to negative from stable, joining fellow agency Fitch, which made a similar move on 15 March.