The dreary state of the prime jumbo mortgage securitization market will continue for the short term but there’s a silver lining around the bend, according to an analysis by rating agency DBRS. Despite last year’s downturn, the jumbo prime market has seen steady growth in the last five years. In 2010, Sequoia Mortgage ended the drought in the non-agency MBS with a $478.1 million deal backed by newly originated prime jumbo loans. There have been...