Shares of Radian Group (RDN) closed at $35.15 on Tuesday, near its 52-week high of$37.86. Improving mortgage insurance portfolio, declining claims, a well-performing homegenius segment, a solid capital position and effective capital deployment are driving the price higher.Radian Group continued to benefit from positive credit performance in the mortgage insurance portfolio. With strong persistency rates and the current positive industry pricing environment, RDN expects in-force portfolio premium yield to r ...