Lenders originating nonprime mortgages have a number of different programs for borrowers shut out of the agency market, including an emphasis on reduced documentation requirements. Deephaven Mortgage is among the lenders that have pooled newly originated nonprime home loans into mortgage-backed securities. The company’s recent $250.13 million MBS included a variety of loans, largely focused on non-qualified mortgages. Some 82.6 percent of the loans in the deal were...