Officials at Fannie Mae and Freddie Mac say pilot deals that feature added primary mortgage insurance at the front end of the securitization process are a useful addition to their credit-risk transfer programs even if their future looks somewhat limited. Speaking at a CRT conference in New York City this week, Robert Schaefer, Fannie’s vice president for credit enhancement strategy and management, called the transactions “a good tool in the toolkit,” but said he doesn’t see them taking over the majority of CRTs. Gina Healy, Freddie’s vice president of credit risk transfers, agreed...