Radian (RDN) shares rallied 7.2% in the last trading session to close at $37.22. This move can be attributable to notable volume with a higher number of shares being traded than in a typical session. This compares to the stock's 'no gain, no loss' position over the past four weeks.The surge likely was fueled by Radian’s decision to divest Mortgage Conduit, Title and Real Estate Services businesses and acquire Inigo Limited, a highly profitable Lloyd’s specialty insurer. The acquisition marks Radian’s transf ...