Angel Oak Capital Advisors issued a $328.76 million nonprime mortgage-backed security this week, its biggest so far. Its previous high was a $210.45 million offering in July. DBRS and Fitch Ratings assigned AAA ratings to Angel Oak Mortgage Trust I, LLC 2018-1. The deal included credit enhancement of 35.6 percent on the senior tranche, somewhat lower than previous issuance from Angel Oak. Fitch said Angel Oak has strong underwriting and risk management practices, which ...