Redwood Trust issued a $320.34 million non-agency jumbo MBS this week, its fifth of the year. The security looks a lot like other recent MBS from Redwood and officials at the real estate investment trust are optimistic about future non-agency MBS issuance. Sequoia Mortgage Trust 2012-5 received AAA ratings with credit enhancement of 7.30 percent on the highest rated tranche. Fitch Ratings, Kroll Bond Rating Agency and Moodys Investors Service all placed ratings on Redwoods latest MBS issuance. The main concerns from the rating services regarding Redwoods latest MBS have been raised...