Berkshire Hathaway (BRK.A -0.03%) (BRK.B -0.07%), AIG (AIG -2.44%), Progressive (PGR -2.83%), Allstate, and Greenlight Capital Re (GLRE 3.89%) represent a large portion of the insurance market – but what should investors be watching at these companies? In this segment from The Motley Fool's everything-financials show, Where the Money Is, financial-sector analysts Matt Koppenheffer and David Hanson discuss the importance of pricing and investment results.