The non-agency MBS market produced $8.33 billion in new transactions during the first quarter of 2013, its strongest issuance in nearly two years, and did so the old-fashioned way by relying heavily on “new” prime jumbo mortgages. The first three months of 2013 saw nearly a threefold increase in non-agency MBS issuance compared to the previous quarter and was 65.1 percent ahead of the pace set in 2012, according to a new analysis and ranking by Inside MBS & ABS. Although over half the issuance volume was in re-securitizations and deals backed by servicer advances, the most encouraging sign was the continued rebound in prime jumbo MBS production. Redwood Trust made good...[Includes three data charts]